{"id":20566,"date":"2025-12-10T08:39:14","date_gmt":"2025-12-10T00:39:14","guid":{"rendered":"https:\/\/viox.com\/?p=20566"},"modified":"2025-12-04T21:48:08","modified_gmt":"2025-12-04T13:48:08","slug":"explosion-proof-vs-standard-junction-box-guide","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/explosion-proof-vs-standard-junction-box-guide\/","title":{"rendered":"\u9632\u7206\u5f62\u63a5\u7d9a\u7bb1\u3068\u6a19\u6e96\u5f62\uff1a\u5371\u967a\u5834\u6240"},"content":{"rendered":"<div class=\"product-intro\">\n<p>2020\u5e7412\u670831\u65e5\u3002\u30df\u30ba\u30fc\u30ea\u5dde\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u3001\u30a6\u30a7\u30b9\u30c8\u30bb\u30f3\u30c8\u30e9\u30eb\u30a2\u30b0\u30ea\u30b5\u30fc\u30d3\u30b9\u7a40\u7269\u7a4d\u8fbc\u65bd\u8a2d\u3002.<\/p>\n<p>\u5348\u524d9\u664242\u5206\u3001\u7206\u767a\u304c\u30e1\u30a4\u30f3\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3092\u8cab\u901a\u3057\u307e\u3057\u305f\u3002\u30d0\u30b1\u30c3\u30c8\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u8fd1\u304f\u306b\u3044\u305f\u4f5c\u696d\u54e11\u540d\u304c\u91cd\u50b7\u3092\u8ca0\u3044\u307e\u3057\u305f\u3002\u8abf\u67fb\u306e\u7d50\u679c\u3001\u70b9\u706b\u6e90\u306f\u30d0\u30b1\u30c3\u30c8\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u306e\u30d9\u30eb\u30c8\u30b9\u30ea\u30c3\u30d7\u72b6\u614b\u3067\u3042\u308a\u3001\u6d6e\u904a\u3057\u3066\u3044\u308b\u7a40\u7269\u7c89\u5875\u306b\u70b9\u706b\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u6469\u64e6\u71b1\u304c\u767a\u751f\u3057\u305f\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u540c\u793e\u306f\u65bd\u8a2d\u5168\u4f53\u306b\u6a19\u6e96\u7684\u306a\u96fb\u6c17\u63a5\u7d9a\u7bb1\u3092\u8a2d\u7f6e\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u3053\u308c\u3089\u306e\u7bb1\u306f\u4e7e\u71e5\u3057\u305f\u5c4b\u5185\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001Class II\u306e\u53ef\u71c3\u6027\u7c89\u5875\u74b0\u5883\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002.<\/p>\n<p>OSHA\u306e\u8abf\u67fb\u7d50\u679c\u306f\u76f4\u63a5\u7684\u3067\u3057\u305f\u3002\u65bd\u8a2d\u306f\u3001\u91cd\u8981\u306a\u7c89\u5875\u51e6\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u5207\u306a\u9632\u7206\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3092\u88c5\u5099\u3057\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u6a19\u6e96\u7684\u306a\u63a5\u7d9a\u7bb1\u306f\u7c89\u5875\u306e\u4fb5\u5165\u3092\u8a31\u3057\u3066\u3044\u307e\u3057\u305f\u3002\u7c89\u5875\u306f\u7aef\u5b50\u3084\u63a5\u7d9a\u90e8\u306b\u84c4\u7a4d\u3057\u307e\u3057\u305f\u3002\u901a\u5e38\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u64cd\u4f5c\u4e2d\u306b\u30a2\u30fc\u30af\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u7c89\u5875\u304c\u70b9\u706b\u3057\u307e\u3057\u305f\u3002\u9583\u5149\u706b\u707d\u306f\u3001\u65bd\u8a2d\u306e\u7c89\u5875\u306b\u6e80\u3061\u305f\u96f0\u56f2\u6c17\u5168\u4f53\u306b\u5e83\u304c\u308a\u307e\u3057\u305f\u3002.<\/p>\n<p>OSHA\u306f\u540c\u793e\u306b143,860\u30c9\u30eb\u306e\u7f70\u91d1\u3092\u79d1\u3057\u307e\u3057\u305f\u3002\u672c\u5f53\u306e\u30b3\u30b9\u30c8\u306f\u3001\u4f5c\u696d\u54e11\u540d\u306e\u91cd\u50b7\u3001\u30e1\u30a4\u30f3\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u69cb\u9020\u306e\u7834\u58ca\u3001\u65bd\u8a2d\u306e\u6570\u9031\u9593\u306e\u9589\u9396\u3001\u304a\u3088\u3073\u540c\u793e\u306e\u5b89\u5168\u8a18\u9332\u3078\u306e\u6c38\u7d9a\u7684\u306a\u640d\u5bb3\u3067\u3057\u305f\u3002.<\/p>\n<p>\u707d\u5bb3\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u63a5\u7d9a\u7bb1\u306f\uff1f\u6a19\u6e96\u7684\u306aNEMA 1\u30b9\u30c1\u30fc\u30eb\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3067\u30011\u500b\u3042\u305f\u308a18\u30c9\u30eb\u3067\u3057\u305f\u3002\u7a40\u7269\u7c89\u5875\u74b0\u5883\u7528\u306b\u6307\u5b9a\u3055\u308c\u305f\u9632\u7206Class II\u3001Division 1\u306e\u7bb1\u306f\uff1f1\u500b\u3042\u305f\u308a450\u30c9\u30eb\u3067\u300132\u30c9\u30eb\u306e\u5dee\u984d\u3067\u7206\u767a\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u305f\u3067\u3057\u3087\u3046\u3002.<\/p>\n<p>\u3067\u306f\u3001\u9632\u7206\u63a5\u7d9a\u7bb1\u3068\u6a19\u6e96\u7684\u306a\u63a5\u7d9a\u7bb1\u3092\u5b9f\u969b\u306b\u533a\u5225\u3059\u308b\u3082\u306e\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f\u307e\u305f\u3001\u9632\u7206\u4fdd\u8b77\u304c\u5358\u306a\u308b\u63a8\u5968\u3067\u306f\u306a\u304f\u3001\u6cd5\u7684\u306b\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u3069\u306e\u3088\u3046\u306b\u5224\u65ad\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<hr \/>\n<h2>\u7c21\u5358\u306a\u7b54\u3048\uff1a\u9632\u7206\u63a5\u7d9a\u7bb1 vs \u6a19\u6e96\u63a5\u7d9a\u7bb1<\/h2>\n<p>\u6839\u672c\u7684\u306a\u9055\u3044\u306f <strong>\u70b9\u706b\u306e\u5c01\u3058\u8fbc\u3081\u3068\u9632\u6b62<\/strong>. <strong>\u6a19\u6e96\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9<\/strong> \u306f\u3001\u4e7e\u71e5\u3057\u305f\u3001\u5371\u967a\u6027\u306e\u306a\u3044\u5c4b\u5185\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u901a\u5e38\u306e\u6761\u4ef6\u4e0b\u3067\u306f\u3001\u5076\u767a\u7684\u306a\u63a5\u89e6\u3084\u7c89\u5875\u306b\u5bfe\u3059\u308b\u57fa\u672c\u7684\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u5185\u90e8\u306e\u706b\u82b1\u3084\u71b1\u304c\u5916\u90e8\u306e\u53ef\u71c3\u6027\u96f0\u56f2\u6c17\u306b\u70b9\u706b\u3059\u308b\u306e\u3092\u9632\u3050\u6a5f\u80fd\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6750\u6599\u306f\u8efd\u91cf\u306e\u30b9\u30c1\u30fc\u30eb\u307e\u305f\u306f\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u3067\u3001\u69cb\u9020\u306f\u5358\u7d14\u306a\u30b9\u30ca\u30c3\u30d7\u30aa\u30f3\u307e\u305f\u306f\u30cd\u30b8\u30ab\u30d0\u30fc\u3067\u3042\u308a\u3001\u7206\u767a\u306e\u5c01\u3058\u8fbc\u3081\u306b\u95a2\u3059\u308b\u30c6\u30b9\u30c8\u306f\u884c\u308f\u308c\u3066\u3044\u307e\u305b\u3093\u3002.<\/p>\n<p><strong>\u9632\u7206\u63a5\u7d9a\u7bb1<\/strong> \u306f\u3001\u53ef\u71c3\u6027\u30ac\u30b9\u3001\u84b8\u6c17\u3001\u307e\u305f\u306f\u53ef\u71c3\u6027\u7c89\u5875\u3092\u542b\u3080\u5371\u967a\u306a\u96f0\u56f2\u6c17\u3067\u306e\u70b9\u706b\u3092\u9632\u3050\u305f\u3081\u306b\u30c6\u30b9\u30c8\u304a\u3088\u3073\u8a8d\u8a3c\u3055\u308c\u305f\u3001\u8a2d\u8a08\u3055\u308c\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3067\u3059\u3002\u5317\u7c73\u3067\u306fNEC\u7b2c500\u6761\uff08Class I\/II\/III\u3001Division 1\/2\uff09\u307e\u305f\u306f\u7b2c505\u6761\uff08\u30be\u30fc\u30f3\u30b7\u30b9\u30c6\u30e0\uff09\u3001UL 1203\/UL 698\u898f\u683c\u3001\u304a\u3088\u3073\u56fd\u969b\u7684\u306b\u306fATEX\/IECEx\u306b\u57fa\u3065\u3044\u3066\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7bb1\u306f\u3001\u9811\u4e08\u306a\u92f3\u9020\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u307e\u305f\u306f\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u69cb\u9020\u3001\u7206\u767a\u30ac\u30b9\u3092\u70b9\u706b\u6e29\u5ea6\u4ee5\u4e0b\u306b\u51b7\u5374\u3059\u308b\u7cbe\u5bc6\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u305f\u706b\u708e\u7d4c\u8def\u3001\u6700\u5c0f5\u5c71\u306e\u306d\u3058\u8fbc\u307f\u5f0f\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u3001\u304a\u3088\u3073\u9632\u5875\u307e\u305f\u306f\u8010\u708e\u6027\u306e\u30b5\u30fc\u30d3\u30b9\u7528\u306b\u8a55\u4fa1\u3055\u308c\u305f\u30ac\u30b9\u30b1\u30c3\u30c8\u30b7\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u3053\u308c\u306f\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f <strong>\u751f\u547d\u306e\u5b89\u5168\u306b\u95a2\u3059\u308b\u7fa9\u52d9<\/strong>. \u3067\u3059\u3002\u5371\u967a\u306a\u5834\u6240\u306b\u3042\u308b\u6a19\u6e96\u7684\u306a\u7bb1\u306f\u4e0d\u9069\u5207\u3067\u3042\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u4e88\u898b\u53ef\u80fd\u306a\u70b9\u706b\u30b7\u30ca\u30ea\u30aa\u3092\u4f5c\u308a\u51fa\u3059\u30b3\u30fc\u30c9\u9055\u53cd\u3067\u3059\u3002\u73fe\u5b9f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<td><strong>\u4ed5\u69d8<\/strong><\/td>\n<td><strong>\u6a19\u6e96\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9<\/strong><\/td>\n<td><strong>\u9632\u7206\u63a5\u7d9a\u7bb1<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>\u4e3b\u8981\u6a5f\u80fd<\/strong><\/td>\n<td>\u4e7e\u71e5\u3057\u305f\u5c4b\u5185\u74b0\u5883\u3067\u30ef\u30a4\u30e4\u30fc\u30b9\u30d7\u30e9\u30a4\u30b9\u3092\u4fdd\u8b77\u3057\u307e\u3059<\/td>\n<td>\u53ef\u71c3\u6027\u30ac\u30b9\/\u84b8\u6c17\/\u7c89\u5875\u96f0\u56f2\u6c17\u3067\u306e\u70b9\u706b\u3092\u9632\u6b62<\/td>\n<\/tr>\n<tr>\n<td><strong>\u4e00\u822c\u7684\u306a\u5b9a\u683c<\/strong><\/td>\n<td><a href=\"https:\/\/test.viox.com\/ja\/what-is-nema\/\">\u30cd\u30de<\/a> 1\uff08\u5c4b\u5185\u3001\u6c4e\u7528\uff09<\/td>\n<td>Class I\/II Div 1\/2; UL 1203\/698; ATEX\/IECEx Ex d\/e; Zone 0\/1\/2<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5371\u967a\u5834\u6240\u3067\u306e\u4f7f\u7528<\/strong><\/td>\n<td>\u274c \u8a55\u4fa1\u307e\u305f\u306f\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093\uff08Class I\/II\/III\u3067\u306eNEC\u9055\u53cd\uff09<\/td>\n<td>\u2705 \u7279\u5b9a\u306eClass\u3001Division\u3001Group\u3001\u304a\u3088\u3073T\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u8a8d\u8a3c\u6e08\u307f<\/td>\n<\/tr>\n<tr>\n<td><strong>\u70b9\u706b\u9632\u6b62<\/strong><\/td>\n<td>\u306a\u3057\uff08\u30a2\u30fc\u30af\/\u706b\u82b1\/\u71b1\u304c\u5916\u90e8\u96f0\u56f2\u6c17\u306b\u70b9\u706b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff09<\/td>\n<td>\u706b\u708e\u7d4c\u8def\u51b7\u5374\uff08Ex d\uff09\u3001\u5b89\u5168\u6027\u5411\u4e0a\uff08Ex e\uff09\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u4fdd\u8b77\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5efa\u8a2d<\/strong><\/td>\n<td>\u8584\u3044\u30b7\u30fc\u30c8\u30b9\u30c1\u30fc\u30eb\u307e\u305f\u306f\u30d7\u30e9\u30b9\u30c1\u30c3\u30af; \u5358\u7d14\u306a\u30ab\u30d0\u30fc<\/td>\n<td>\u92f3\u9020\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\/\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244; \u539a\u3044\u58c1\uff086\u301c10 mm\uff09; \u7cbe\u5bc6\u306a\u706b\u708e\u7d4c\u8def<\/td>\n<\/tr>\n<tr>\n<td><strong>\u706b\u708e\u7d4c\u8def\u306e\u8981\u4ef6<\/strong><\/td>\n<td>\u9069\u7528\u3067\u304d\u306a\u3044<\/td>\n<td>\u30ae\u30e3\u30c3\u30d7\u22640.2 mm\uff08IIA\/IIB\uff09\u307e\u305f\u306f\u22640.1 mm\uff08IIC\uff09; \u6700\u5c0f\u9577\u305512.5\u301c25 mm<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u30fc<\/strong><\/td>\n<td>\u6a19\u6e96\u30b3\u30cd\u30af\u30bf\u4ed8\u304d\u30ce\u30c3\u30af\u30a2\u30a6\u30c8<\/td>\n<td>\u306d\u3058\u8fbc\u307f\u5f0f\u30cf\u30d6\uff08NPT\/\u30e1\u30c8\u30ea\u30c3\u30af\uff09; 5\u3064\u4ee5\u4e0a\u306e\u5b8c\u5168\u306a\u306d\u3058\u5c71; \u8a8d\u8a3c\u3055\u308c\u305f\u30b0\u30e9\u30f3\u30c9\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6e29\u5ea6\u5b9a\u683c<\/strong><\/td>\n<td>\u70b9\u706b\u30ea\u30b9\u30af\u306b\u3064\u3044\u3066\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u305b\u3093<\/td>\n<td>T1\u2013T6 T\u30b3\u30fc\u30c9\uff1a\u6700\u5927\u8868\u9762\u6e29\u5ea6\u306f\u6750\u6599\u306e\u70b9\u706b\u6e29\u5ea6\u3092\u4e0b\u56de\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30ac\u30b9\u30b1\u30c3\u30c8\/\u30b7\u30fc\u30eb<\/strong><\/td>\n<td>\u30ac\u30b9\u30b1\u30c3\u30c8\u306a\u3057\u307e\u305f\u306f\u57fa\u672c\u7684\u306a\u5727\u7e2e\u30b7\u30fc\u30eb<\/td>\n<td>\u96e3\u71c3\u6027\u30ac\u30b9\u30b1\u30c3\u30c8; Class II\u7528\u306e\u9632\u5875\u30b7\u30fc\u30eb<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7d20\u6750<\/strong><\/td>\n<td>\u5857\u88c5\u3055\u308c\u305f\u30b9\u30c1\u30fc\u30eb\u3001ABS\u30d7\u30e9\u30b9\u30c1\u30c3\u30af<\/td>\n<td>\u7121\u9285\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff08\u975e\u30b9\u30d1\u30fc\u30af\uff09\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u3001316 SS\uff08\u8150\u98df\u6027+\u5371\u967a\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u91cd\u91cf<\/strong><\/td>\n<td>\u4e00\u822c\u7684\u306a4\u00d74\u30a4\u30f3\u30c1\u306e\u7bb1\u30670.5\u301c2\u30dd\u30f3\u30c9<\/td>\n<td>\u540c\u7b49\u306e\u9632\u7206\u7bb1\u30678\u301c25\u30dd\u30f3\u30c9\uff08\u5805\u7262\u306a\u92f3\u9020\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8a8d\u8a3c\u30de\u30fc\u30af<\/strong><\/td>\n<td>UL\u6c4e\u7528\u30ea\u30b9\u30c8\uff08\u3042\u308b\u5834\u5408\uff09<\/td>\n<td>UL 1203\/698 + Class\/Div\/Group\u30de\u30fc\u30ad\u30f3\u30b0; ATEX CE\u30de\u30fc\u30ad\u30f3\u30b0; IECEx\u8a3c\u660e\u66f8<\/td>\n<\/tr>\n<tr>\n<td><strong>NEC\u7b2c500\u6761\u306e\u6e96\u62e0<\/strong><\/td>\n<td>\u274c Class I\/II\/III\u306e\u5834\u6240\u3067\u306f\u7981\u6b62\u3055\u308c\u3066\u3044\u307e\u3059\uff08NEC 500.5\u3001501.5\uff09<\/td>\n<td>\u2705 NEC 500.5(A)\u3001501.5\u3001502.5\u306b\u5f93\u3063\u3066\u5fc5\u8981\u306a\u6a5f\u5668<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6a19\u6e96\u7684\u306a\u8cbb\u7528\u7bc4\u56f2<\/strong><\/td>\n<td>12\u301c50\u30c9\u30eb<\/td>\n<td>150\u301c1,800\u30c9\u30eb\uff08Class I Div 1\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff09; 2,500\u30c9\u30eb\u4ee5\u4e0a\uff08\u30b9\u30c6\u30f3\u30ec\u30b9\u3001\u5927\u578b\u30b5\u30a4\u30ba\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6700\u826f\u306e\u4f7f\u7528\u4f8b<\/strong><\/td>\n<td>\u5c4b\u5185\u96fb\u6c17\u5ba4\u3001\u4e7e\u71e5\u3057\u305f\u5730\u4e0b\u5ba4\u3001\u30aa\u30d5\u30a3\u30b9\u30b9\u30da\u30fc\u30b9<\/td>\n<td>\u7cbe\u88fd\u6240\u3001\u5316\u5b66\u30d7\u30e9\u30f3\u30c8\u3001\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u5857\u88c5\u30d6\u30fc\u30b9\u3001\u30ac\u30b9\u51e6\u7406<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8aa4\u7528\u306e\u7d50\u679c<\/strong><\/td>\n<td>\u30b3\u30fc\u30c9\u9055\u53cd; \u4fdd\u967a\u8cac\u4efb; \u7206\u767a\/\u706b\u707d\/\u8ca0\u50b7<\/td>\n<td>N\/A\uff08\u9069\u5207\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u671f\u5f85\u5bff\u547d<\/strong><\/td>\n<td>\u5c4b\u5185\u306710\u301c15\u5e74<\/td>\n<td>\u5371\u967a\u306a\u74b0\u5883\u306720\u301c30\u5e74\u4ee5\u4e0a\uff08\u904e\u9177\u306a\u4f7f\u7528\u5411\u3051\u306b\u8a2d\u8a08\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3068\u8a8d\u8a3c\u306e\u660e\u78ba\u306a\u9055\u3044\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u7a40\u7269\u65bd\u8a2d\u3067\u306e32\u30c9\u30eb\u306e\u5dee\u984d\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u306f\u306a\u304f\u3001\u7c89\u5875\u306e\u70b9\u706b\u3092\u9632\u3050\u305f\u3081\u306e\u6cd5\u7684\u6700\u4f4e\u9650\u3067\u3057\u305f\u3002\u305d\u306e\u9055\u3044\u306e\u8aa4\u3063\u305f\u5074\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u30ea\u30b9\u30af\u3092\u5192\u3059\u3053\u3068\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002OSHA\u306e\u5f15\u7528\u3092\u4fdd\u8a3c\u3057\u3001\u58ca\u6ec5\u7684\u306a\u6545\u969c\u306e\u6761\u4ef6\u3092\u4f5c\u308a\u51fa\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/img.viox.com\/explosion-proof-vs-standard-junction-box-construction-comparison.webp\" alt=\"Explosion-Proof vs Standard Junction Box Construction Comparison\" \/><figcaption>\u56f31\uff1a\u9632\u7206\u63a5\u7d9a\u7bb1\uff08\u5de6\uff09\u3068\u6a19\u6e96\u63a5\u7d9a\u7bb1\uff08\u53f3\uff09\u306e\u69cb\u9020\u3092\u4e26\u3079\u3066\u6bd4\u8f03\u3057\u305f\u56f3\u3002\u9632\u7206\u63a5\u7d9a\u7bb1\u306f\u3001\u91cd\u3044\u92f3\u9020\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u30cf\u30a6\u30b8\u30f3\u30b0\u3001\u7cbe\u5bc6\u306a\u706b\u708e\u7d4c\u8def\u3001\u306d\u3058\u8fbc\u307f\u5f0f\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u3001\u304a\u3088\u3073\u5805\u7262\u306a\u30ac\u30b9\u30b1\u30c3\u30c8\u30b7\u30fc\u30eb\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u6a19\u6e96\u63a5\u7d9a\u7bb1\u306f\u3001\u8584\u3044\u30b7\u30fc\u30c8\u30e1\u30bf\u30eb\u69cb\u9020\u3001\u5358\u7d14\u306a\u30ab\u30d0\u30fc\u3001\u304a\u3088\u3073\u57fa\u672c\u7684\u306a\u30ce\u30c3\u30af\u30a2\u30a6\u30c8\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u9632\u7206\u8a2d\u8a08\u306f\u3001\u5185\u90e8\u7206\u767a\u3092\u5c01\u3058\u8fbc\u3081\u3001\u8a2d\u8a08\u3055\u308c\u305f\u706b\u708e\u7d4c\u8def\u3092\u901a\u3058\u3066\u9003\u3052\u308b\u30ac\u30b9\u3092\u51b7\u5374\u3057\u307e\u3059\u3002.<\/figcaption><\/figure>\n<hr \/>\n<h2>\u300c\u9632\u7206\u300d\u306e\u5b9f\u969b\u306e\u610f\u5473\uff1a\u53ef\u71c3\u6027\u96f0\u56f2\u6c17\u3067\u306e\u70b9\u706b\u306e\u5c01\u3058\u8fbc\u3081<\/h2>\n<p>\u201c\u300c\u9632\u7206\u300d\u3068\u306f\u3001\u7bb1\u304c\u7206\u767a\u306e\u767a\u751f\u3092\u9632\u3050\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306f\u3001 <strong>\u5185\u90e8\u7206\u767a\u3092\u5c01\u3058\u8fbc\u3081<\/strong> \u5468\u56f2\u306e\u5371\u967a\u306a\u96f0\u56f2\u6c17\u306b\u70b9\u706b\u3059\u308b\u306e\u3092\u9632\u3050\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u591a\u304f\u306e\u4ed5\u69d8\u62c5\u5f53\u8005\u304c\u898b\u843d\u3068\u3057\u3066\u3044\u308b\u91cd\u8981\u306a\u533a\u5225\u3067\u3059\u3002.<\/p>\n<p>\u901a\u5e38\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u64cd\u4f5c\u3001\u6545\u969c\u72b6\u614b\u3001\u307e\u305f\u306f\u7aef\u5b50\u306e\u7de9\u307f\u306a\u3069\u306b\u3088\u308a\u3001\u63a5\u7d9a\u7bb1\u306e\u5185\u90e8\u3067\u30a2\u30fc\u30af\u3001\u706b\u82b1\u3001\u307e\u305f\u306f\u904e\u5ea6\u306e\u71b1\u304c\u767a\u751f\u3057\u3001\u53ef\u71c3\u6027\u30ac\u30b9\u307e\u305f\u306f\u53ef\u71c3\u6027\u7c89\u5875\u304c\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u4fb5\u5165\u3057\u305f\u5834\u5408\u3001\u5185\u90e8\u3067\u7206\u767a\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u9632\u7206\u7bb1\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u7206\u767a\u5727\u529b\u3092\u5c01\u3058\u8fbc\u3081\u308b<\/strong> \u7834\u88c2\u3059\u308b\u3053\u3068\u306a\u304f\u3002\u91cd\u3044\u92f3\u9020\u58c1\uff08\u901a\u5e38\u3001\u539a\u30556\u301c10 mm\u306e\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u307e\u305f\u306f\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\uff09\u306f\u3001\u5185\u90e8\u5727\u529b\u30b9\u30d1\u30a4\u30af\u306b\u8010\u3048\u307e\u3059\u3002.<\/li>\n<li><strong>\u5916\u90e8\u96f0\u56f2\u6c17\u306e\u7740\u706b\u6e29\u5ea6\u4ee5\u4e0b\u306b\u6392\u51fa\u30ac\u30b9\u3092\u51b7\u5374\u3059\u308b\u3002\u3053\u308c\u306f\u7cbe\u5bc6\u306b\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u305f<\/strong> \u706b\u708e\u7d4c\u8def <strong>\u2014\u5408\u308f\u305b\u9762\u306e\u72ed\u3044\u9699\u9593\uff08\u30ab\u30d0\u30fc\u3068\u672c\u4f53\u306e\u9593\u3001\u306d\u3058\u8fbc\u307f\u53e3\uff09\u3092\u901a\u3063\u3066\u9ad8\u6e29\u30ac\u30b9\u304c\u7279\u5b9a\u306e\u8ddd\u96e2\u3092\u79fb\u52d5\u3057\u3001\u5236\u5fa1\u3055\u308c\u305f\u9699\u9593\u3092\u901a\u3063\u3066\u71b1\u3092\u653e\u6563\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002<\/strong>\u706b\u708e\u4f1d\u64ad\u3092\u9632\u6b62\u3059\u308b.<\/li>\n<li><strong>\u5916\u90e8\u3078\u3002\u30ac\u30b9\u304c\u706b\u708e\u7d4c\u8def\u304b\u3089\u51fa\u308b\u307e\u3067\u306b\u3001\u5916\u90e8\u306e\u53ef\u71c3\u6027\u96f0\u56f2\u6c17\u3092\u7740\u706b\u3055\u305b\u306a\u3044\u7a0b\u5ea6\u306b\u51b7\u5374\u3055\u308c\u308b\u3002<\/strong> \u3053\u308c\u306f.<\/li>\n<\/ol>\n<p>Ex d\uff08\u8010\u5727\u9632\u7206\uff09 <strong>IEC 60079-1\u3067\u5b9a\u7fa9\u3055\u308c\u3001UL 1203\u3067\u8a8d\u3081\u3089\u308c\u3066\u3044\u308b\u4fdd\u8b77\u65b9\u5f0f\u3067\u3059\u3002\u30af\u30e9\u30b9I\uff08\u30ac\u30b9\/\u84b8\u6c17\uff09\u74b0\u5883\u306e\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u3067\u6700\u3082\u4e00\u822c\u7684\u306a\u9632\u7206\u69cb\u9020\u3067\u3059\u3002<\/strong> \u30af\u30e9\u30b9II\u306e\u53ef\u71c3\u6027\u7c89\u5875.<\/p>\n<p>\u306b\u3064\u3044\u3066 <strong>\u5834\u6240\uff08\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u88fd\u85ac\u7c89\u672b\u306e\u53d6\u308a\u6271\u3044\u3001\u91d1\u5c5e\u7c89\u5875\u4f5c\u696d\uff09\u3067\u306f\u3001\u8981\u4ef6\u304c\u308f\u305a\u304b\u306b\u5909\u308f\u308a\u307e\u3059\u3002\u300c\u9632\u5875\u69cb\u9020\u300d\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306f\u3001\u7c89\u5875\u306e\u4fb5\u5165\u3092\u9632\u304e\u3001\u8868\u9762\u6e29\u5ea6\u304c\u7c89\u5875\u306e\u7740\u706b\u6e29\u5ea6\u3092\u4e0b\u56de\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306fUL 698\u306b\u57fa\u3065\u3044\u3066\u8a8d\u8a3c\u3055\u308c\u3066\u304a\u308a\u3001\u5b8c\u5168\u306b\u5bc6\u9589\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7c89\u5875\u304c\u4fb5\u5165\u3059\u308b\u3068\u3001\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u84c4\u7a4d\u3057\u3001\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u7d4c\u8def\u3084\u7740\u706b\u306e\u5371\u967a\u6027\u304c\u751f\u3058\u308b\u305f\u3081\u3067\u3059\u3002<\/strong> \u30d7\u30ed\u306e\u30d2\u30f3\u30c8\uff1a\u706b\u708e\u7d4c\u8def\u306e\u539f\u5247\u3002.<\/p>\n<p><strong>\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306e\u80cc\u5f8c\u306b\u3042\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306f\u3001\u706b\u708e\u7d4c\u8def\u306e\u8a2d\u8a08\u306b\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002\u30b0\u30eb\u30fc\u30d7IIA\u30ac\u30b9\uff08\u30d7\u30ed\u30d1\u30f3\u3001\u30d6\u30bf\u30f3\uff09\u306e\u5834\u5408\u3001\u6700\u5927\u30ae\u30e3\u30c3\u30d7\u306f0.2 mm\u3067\u3001\u5c0f\u578b\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u6700\u5c0f\u7d4c\u8def\u9577\u306f12.5 mm\u3067\u3059\u3002\u30b0\u30eb\u30fc\u30d7IIC\uff08\u6c34\u7d20\u3001\u30a2\u30bb\u30c1\u30ec\u30f3\uff09\u306e\u5834\u5408\u3001\u30ae\u30e3\u30c3\u30d7\u306f0.1 mm\u3001\u307e\u305f\u306f\u30a2\u30bb\u30c1\u30ec\u30f3\u306e\u5834\u5408\u306f0.04 mm\u306b\u7e2e\u5c0f\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u6063\u610f\u7684\u306a\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u30ac\u30b9\u304c\u5916\u90e8\u96f0\u56f2\u6c17\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u7740\u706b\u6e29\u5ea6\u4ee5\u4e0b\u306b\u51b7\u5374\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u3001\u30c6\u30b9\u30c8\u3067\u691c\u8a3c\u3055\u308c\u305f\u5bf8\u6cd5\u3067\u3059\u3002\u706b\u708e\u7d4c\u8def\u8868\u9762\u306e\u640d\u50b7\uff08\u3048\u3050\u308c\u3001\u8150\u98df\u3001\u6c5a\u308c\u306e\u84c4\u7a4d\uff09\u306f\u4fdd\u8b77\u3092\u640d\u306a\u3044\u3001\u5b9a\u683c\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002.<\/strong> \u5371\u967a\u5834\u6240\u306e\u5206\u985e\uff1a\u30af\u30e9\u30b9I\/II\/III\u304a\u3088\u3073\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\/2\u306e\u7406\u89e3.<\/p>\n<hr \/>\n<h2>\u9069\u5207\u306a\u9632\u7206\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u3092\u9078\u629e\u3059\u308b\u524d\u306b\u3001\u5371\u967a\u5834\u6240\u3092\u6b63\u3057\u304f\u5206\u985e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002NEC\u7b2c500\u6761\u306f\u3001\u5317\u7c73\u3067\u4f7f\u7528\u3055\u308c\u308b\u5206\u985e\u30b7\u30b9\u30c6\u30e0\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002\u5206\u985e\u3092\u9593\u9055\u3048\u308b\u3068\u3001\u904e\u5270\u306a\u4ed5\u69d8\uff08\u7121\u99c4\u306a\u8cbb\u7528\uff09\u307e\u305f\u306f\u4e0d\u5341\u5206\u306a\u4ed5\u69d8\uff08\u7740\u706b\u306e\u5371\u967a\u6027\u3068\u6cd5\u898f\u9055\u53cd\uff09\u306e\u3044\u305a\u308c\u304b\u306b\u306a\u308a\u307e\u3059\u3002<\/h2>\n<p>3\u3064\u306e\u30af\u30e9\u30b9\uff1a\u5371\u967a\u7269\u306e\u7a2e\u985e.<\/p>\n<h3>\u30af\u30e9\u30b9I \u2013 \u53ef\u71c3\u6027\u30ac\u30b9\u304a\u3088\u3073\u84b8\u6c17<\/h3>\n<p><strong>\u7206\u767a\u6027\u307e\u305f\u306f\u7740\u706b\u6027\u306e\u6df7\u5408\u7269\u3092\u751f\u6210\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u91cf\u306e\u53ef\u71c3\u6027\u30ac\u30b9\u307e\u305f\u306f\u84b8\u6c17\u304c\u7a7a\u6c17\u4e2d\u306b\u5b58\u5728\u3059\u308b\u5834\u6240\u3002\u4f8b\uff1a\u77f3\u6cb9\u7cbe\u88fd\u6240\u3001\u30ac\u30bd\u30ea\u30f3\u4f9b\u7d66\u30a8\u30ea\u30a2\u3001\u5929\u7136\u30ac\u30b9\u51e6\u7406\u30d7\u30e9\u30f3\u30c8\u3001\u5857\u88c5\u30d6\u30fc\u30b9\u3001\u63ee\u767a\u6027\u6eb6\u5264\u3092\u53d6\u308a\u6271\u3046\u5316\u5b66\u51e6\u7406\u30a8\u30ea\u30a2\u3002<\/strong><br \/>\n\u30af\u30e9\u30b9I\u306e\u7269\u8cea\u306f\u3001\u7740\u706b\u7279\u6027\u306b\u57fa\u3065\u3044\u3066\u3055\u3089\u306b\u30b0\u30eb\u30fc\u30d7\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002.<\/p>\n<p><strong>\u30b0\u30eb\u30fc\u30d7A\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u30a2\u30bb\u30c1\u30ec\u30f3\u306e\u307f\uff08\u975e\u5e38\u306b\u9ad8\u3044\u7206\u767a\u5727\u529b\uff09<\/strong> \u30b0\u30eb\u30fc\u30d7B\uff1a<\/li>\n<li><strong>\u6c34\u7d20\u3001\u30d6\u30bf\u30b8\u30a8\u30f3\u3001\u30a8\u30c1\u30ec\u30f3\u30aa\u30ad\u30b7\u30c9\u3001\u30d7\u30ed\u30d4\u30ec\u30f3\u30aa\u30ad\u30b7\u30c9\uff08\u975e\u5e38\u306b\u4f4e\u3044\u7740\u706b\u30a8\u30cd\u30eb\u30ae\u30fc\uff09<\/strong> \u30b0\u30eb\u30fc\u30d7C\uff1a<\/li>\n<li><strong>\u30a8\u30c1\u30ec\u30f3\u3001\u30b8\u30a8\u30c1\u30eb\u30a8\u30fc\u30c6\u30eb\u3001\u30b7\u30af\u30ed\u30d7\u30ed\u30d1\u30f3\uff08\u4e2d\u9593\uff09<\/strong> \u30b0\u30eb\u30fc\u30d7D\uff1a<\/li>\n<li><strong>\u30ac\u30bd\u30ea\u30f3\u3001\u30d7\u30ed\u30d1\u30f3\u3001\u5929\u7136\u30ac\u30b9\u3001\u30e1\u30bf\u30f3\u3001\u30a2\u30bb\u30c8\u30f3\u3001\u30d6\u30bf\u30f3\u3001\u30a8\u30bf\u30ce\u30fc\u30eb\uff08\u6700\u3082\u4e00\u822c\u7684\uff09<\/strong> \u30af\u30e9\u30b9II \u2013 \u53ef\u71c3\u6027\u7c89\u5875<\/li>\n<\/ul>\n<p><strong>\u7206\u767a\u6027\u307e\u305f\u306f\u7740\u706b\u6027\u306e\u6df7\u5408\u7269\u3092\u751f\u6210\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u91cf\u306e\u53ef\u71c3\u6027\u7c89\u5875\u304c\u5b58\u5728\u3059\u308b\u5834\u6240\u3002\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u7a40\u7269\u65bd\u8a2d\u306f\u30af\u30e9\u30b9II\u3001\u30b0\u30eb\u30fc\u30d7G\u3067\u3057\u305f\u3002\u4f8b\uff1a\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u5c0f\u9ea6\u7c89\/\u98fc\u6599\u5de5\u5834\u3001\u77f3\u70ad\u306e\u53d6\u308a\u6271\u3044\u3001\u91d1\u5c5e\u7c89\u672b\u51e6\u7406\uff08\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u3001\u30de\u30b0\u30cd\u30b7\u30a6\u30e0\uff09\u3001\u88fd\u85ac\u7c89\u672b\u4f5c\u696d\u3001\u88fd\u6750\u6240\u304b\u3089\u306e\u6728\u7c89\u3002<\/strong><br \/>\n\u30af\u30e9\u30b9II\u306e\u7269\u8cea\u306f\u3001\u4ee5\u4e0b\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002.<\/p>\n<p><strong>\u30b0\u30eb\u30fc\u30d7E\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u91d1\u5c5e\u7c89\u5875\uff08\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u3001\u30de\u30b0\u30cd\u30b7\u30a6\u30e0 \u2013 \u5c0e\u96fb\u6027\u304a\u3088\u3073\u81ea\u7136\u767a\u706b\u6027\uff09<\/strong> \u30b0\u30eb\u30fc\u30d7F\uff1a<\/li>\n<li><strong>\u30ab\u30fc\u30dc\u30f3\u30d6\u30e9\u30c3\u30af\u3001\u77f3\u70ad\u7c89\u5875\u3001\u30b3\u30fc\u30af\u30b9\u7c89\u5875\uff08\u5c0e\u96fb\u6027\uff09<\/strong> \u30b0\u30eb\u30fc\u30d7G\uff1a<\/li>\n<li><strong>\u7a40\u7269\u7c89\u5875\u3001\u5c0f\u9ea6\u7c89\u3001\u30c7\u30f3\u30d7\u30f3\u3001\u7802\u7cd6\u3001\u6728\u7c89\u3001\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\uff08\u6700\u3082\u4e00\u822c\u7684\uff09<\/strong> \u30af\u30e9\u30b9III \u2013 \u7740\u706b\u6027\u7e4a\u7dad\u304a\u3088\u3073\u98db\u6563\u7269<\/li>\n<\/ul>\n<p><strong>\u5bb9\u6613\u306b\u7740\u706b\u53ef\u80fd\u306a\u7e4a\u7dad\u307e\u305f\u306f\u98db\u6563\u7269\u304c\u5b58\u5728\u3059\u308b\u304c\u3001\u7740\u706b\u6027\u306e\u6df7\u5408\u7269\u3092\u751f\u6210\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u91cf\u3067\u6d6e\u904a\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u4f4e\u3044\u5834\u6240\u3002\u4f8b\uff1a\u7e4a\u7dad\u5de5\u5834\u3001\u7dbf\u52a0\u5de5\u3001\u88fd\u6750\u6240\uff08\u6728\u304f\u305a\uff09\u3001\u30ec\u30fc\u30e8\u30f3\u307e\u305f\u306f\u7dbf\u3092\u88fd\u9020\u3059\u308b\u5de5\u5834\u3002<\/strong><br \/>\n\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\uff1a\u5371\u967a\u306e\u983b\u5ea6\u3068\u671f\u9593.<\/p>\n<h3>\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31<\/h3>\n<p><strong>\u2013 \u5371\u967a\u306a\u6fc3\u5ea6\u304c<\/strong> \u901a\u5e38\u306e\u904b\u8ee2\u6761\u4ef6\u4e0b\u3067 <strong>\u5b58\u5728\u3059\u308b\u3002\u3053\u308c\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/strong>. \u7740\u706b\u6027\u306e\u6fc3\u5ea6\u304c\u3001\u901a\u5e38\u306e\u904b\u8ee2\u4e2d\u306b\u7d99\u7d9a\u7684\u3001\u65ad\u7d9a\u7684\u3001\u307e\u305f\u306f\u5b9a\u671f\u7684\u306b\u5b58\u5728\u3059\u308b\u5834\u6240\u3002<\/p>\n<ul>\n<li>\u4fee\u7406\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3001\u307e\u305f\u306f\u6f0f\u6d29\u306b\u3088\u308a\u3001\u5371\u967a\u306a\u6fc3\u5ea6\u304c\u983b\u7e41\u306b\u5b58\u5728\u3059\u308b\u5834\u6240\u3002.<\/li>\n<li>\u6a5f\u5668\u306e\u6545\u969c\u306b\u3088\u308a\u5371\u967a\u306a\u6fc3\u5ea6\u304c\u653e\u51fa\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001.<\/li>\n<li>\u540c\u6642\u306b\u96fb\u6c17\u6a5f\u5668\u306e\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\uff08\u653e\u51fa\u6642\u306b\u7740\u706b\u6e90\u3092\u751f\u6210\u3059\u308b\uff09\u3002 <em>\u305d\u3057\u3066<\/em> \u30c7\u30a3\u30d3\u30b8\u30e7\u30f32.<\/li>\n<\/ul>\n<p><strong>\u2013 \u5371\u967a\u306a\u6fc3\u5ea6\u306f<\/strong> \u901a\u5e38\u306f\u5b58\u5728\u305b\u305a <strong>\u3001\u7570\u5e38\u306a\u6761\u4ef6\u4e0b\u3067\u306e\u307f\u767a\u751f\u3059\u308b\uff1a<\/strong> \u53ef\u71c3\u6027\u7269\u8cea\u304c\u53d6\u308a\u6271\u308f\u308c\u3001\u51e6\u7406\u3055\u308c\u3001\u307e\u305f\u306f\u4f7f\u7528\u3055\u308c\u308b\u304c\u3001\u901a\u5e38\u306f\u5bc6\u9589\u3055\u308c\u305f\u5bb9\u5668\u307e\u305f\u306f\u30b7\u30b9\u30c6\u30e0\u306b\u9589\u3058\u8fbc\u3081\u3089\u308c\u3066\u304a\u308a\u3001\u5076\u767a\u7684\u306a\u7834\u88c2\u3001\u6545\u969c\u3001\u307e\u305f\u306f\u7570\u5e38\u306a\u904b\u8ee2\u306b\u3088\u3063\u3066\u306e\u307f\u9003\u3052\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n<ul>\n<li>\u5371\u967a\u306a\u6fc3\u5ea6\u306f\u901a\u5e38\u3001\u5f37\u5236\u63db\u6c17\u306b\u3088\u3063\u3066\u9632\u6b62\u3055\u308c\u308b\u304c\u3001\u63db\u6c17\u4e0d\u826f\u306b\u3088\u308a\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/li>\n<li>\u5834\u6240\u304c\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u30a8\u30ea\u30a2\u306b\u96a3\u63a5\u3057\u3066\u304a\u308a\u3001\u9069\u5207\u306a\u63db\u6c17\u307e\u305f\u306f\u7269\u7406\u7684\u306a\u969c\u58c1\u306b\u3088\u3063\u3066\u9632\u6b62\u3055\u308c\u306a\u3044\u9650\u308a\u3001\u5371\u967a\u306a\u6fc3\u5ea6\u304c\u6642\u3005\u4f1d\u9054\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/li>\n<li>\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u5883\u754c\u7dda.<\/li>\n<\/ul>\n<p><strong>\u304c\u91cd\u8981\u306a\u6c7a\u5b9a\u3067\u3059\u3002\u30a8\u30ea\u30a2\u304c\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306b\u8a72\u5f53\u3059\u308b\u5834\u5408\u3001\u3059\u3079\u3066\u306e\u96fb\u6c17\u8a2d\u5099\u306b\u9632\u7206\u6a5f\u5668\u304c\u5fc5\u9808\u3067\u3059\u3002\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3067\u306f\u3001\u3042\u308b\u7a0b\u5ea6\u306e\u7de9\u548c\u304c\u8a8d\u3081\u3089\u308c\u307e\u3059\uff08\u7279\u5b9a\u306e\u6a5f\u5668\u306f\u3001\u5bc6\u9589\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u307e\u305f\u306f\u4ed6\u306e\u65b9\u6cd5\u3067\u4fdd\u8b77\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u6c4e\u7528\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\uff09\u304c\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u306e\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306f\u3001\u901a\u5e38\u3001\u9632\u7206\u307e\u305f\u306f\u30d1\u30fc\u30b8\/\u52a0\u5727\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002<\/strong> \u5b9f\u8df5\u7684\u306a\u5206\u985e\u306e\u4f8b\uff1a.<\/p>\n<p><strong>\u539f\u6cb9\u3092\u53d6\u308a\u6271\u3046\u7cbe\u88fd\u6240\u306e\u30dd\u30f3\u30d7\u30a8\u30ea\u30a2\uff08\u30af\u30e9\u30b9I\u3001\u30b0\u30eb\u30fc\u30d7D\uff09\u3067\u3001\u901a\u5e38\u306e\u30dd\u30f3\u30d7\u30b7\u30fc\u30eb\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4e2d\u306b\u84b8\u6c17\u306e\u653e\u51fa\u304c\u4e88\u60f3\u3055\u308c\u308b\u5834\u5408=<\/strong><br \/>\n\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7D <strong>\u3002\u30b7\u30fc\u30eb\u304c\u6539\u5584\u3055\u308c\u3001\u7570\u5e38\u306a\u30b7\u30fc\u30eb\u6545\u969c\u6642\u3092\u9664\u3044\u3066\u84b8\u6c17\u306e\u653e\u51fa\u304c\u307b\u3068\u3093\u3069\u306a\u3044\u540c\u3058\u30dd\u30f3\u30d7\u30a8\u30ea\u30a2=<\/strong>. \u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3001\u30b0\u30eb\u30fc\u30d7D <strong>\u3002\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u7a40\u7269\u65bd\u8a2d\u3067\u306f\u3001\u30d0\u30b1\u30c3\u30c8\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u7a40\u7269\u30ec\u30c3\u30b0\u3001\u304a\u3088\u3073\u901a\u5e38\u306e\u904b\u8ee2\u4e2d\u306b\u7a40\u7269\u7c89\u5875\u304c\u7a7a\u6c17\u4e2d\u306b\u6d6e\u904a\u3057\u3066\u3044\u305f\u7c89\u5875\u767a\u751f\u79fb\u9001\u30dd\u30a4\u30f3\u30c8\u5468\u8fba\u306e\u30a8\u30ea\u30a2=<\/strong>.<\/p>\n<p>\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7G <strong>\u3002\u7c89\u5875\u304c\u7570\u5e38\u306a\u30d3\u30f3\u7834\u88c2\u307e\u305f\u306f\u3053\u307c\u308c\u306e\u5834\u5408\u306b\u306e\u307f\u767a\u751f\u3059\u308b\u3001\u5bc6\u9589\u3055\u308c\u305f\u30d3\u30f3\u306b\u7a40\u7269\u304c\u5165\u3063\u305f\u8caf\u8535\u30b5\u30a4\u30ed=<\/strong>. Storage silos with grain in enclosed bins where dust is generated only during abnormal bin rupture or spills = <strong>\u30af\u30e9\u30b9 II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3 2\u3001\u30b0\u30eb\u30fc\u30d7 G<\/strong>.<\/p>\n<p><strong>\u533a\u5206\u6a29\u9650\uff1a<\/strong> \u6709\u8cc7\u683c\u8005\uff08\u901a\u5e38\u306f\u5c02\u9580\u6280\u8853\u8005\u3001\u8a8d\u5b9a\u7523\u696d\u885b\u751f\u58eb\u3001\u307e\u305f\u306f\u7d4c\u9a13\u8c4a\u5bcc\u306a\u30d7\u30e9\u30f3\u30c8\u5b89\u5168\u6280\u8853\u8005\uff09\u306e\u307f\u304c\u3001\u5371\u967a\u5834\u6240\u306e\u533a\u5206\u3092\u5b9f\u65bd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002AHJ\uff08\u5efa\u7bc9\u62c5\u5f53\u5b98\u3001\u6d88\u9632\u7f72\u9577\u3001OSHA\u691c\u67fb\u5b98\uff09\u306f\u3001\u691c\u67fb\u304a\u3088\u3073\u8abf\u67fb\u4e2d\u306b\u533a\u5206\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/img.viox.com\/hazardous-location-classification-chart-nec-class-i-ii-iii-and-division-1-2.webp\" alt=\"Hazardous Location Classification Chart - NEC Class I\/II\/III and Division 1\/2\" \/><figcaption>\u56f3 2\uff1aNEC \u306e\u5371\u967a\u5834\u6240\u533a\u5206\u30b7\u30b9\u30c6\u30e0\u3002\u30af\u30e9\u30b9 I\uff08\u53ef\u71c3\u6027\u30ac\u30b9\/\u84b8\u6c17\uff09\u3001\u30af\u30e9\u30b9 II\uff08\u53ef\u71c3\u6027\u7c89\u5875\uff09\u3001\u304a\u3088\u3073\u30af\u30e9\u30b9 III\uff08\u53ef\u71c3\u6027\u7e4a\u7dad\uff09\u3092\u793a\u3057\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3 1\uff08\u901a\u5e38\u6761\u4ef6\u4e0b\u3067\u5371\u967a\u304c\u5b58\u5728\uff09\u3068\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3 2\uff08\u7570\u5e38\u6761\u4ef6\u4e0b\u3067\u306e\u307f\u5371\u967a\u304c\u5b58\u5728\uff09\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002\u5404\u30af\u30e9\u30b9\u306b\u306f\u3001\u7279\u5b9a\u306e\u30b0\u30eb\u30fc\u30d7\u533a\u5206\u3068\u5b9f\u969b\u306e\u4f8b\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002.<\/figcaption><\/figure>\n<hr \/>\n<h2>\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306e\u4ed5\u7d44\u307f\uff1a\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u306e\u539f\u7406<\/h2>\n<p>\u9632\u7206\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u52d5\u4f5c\u3092\u652f\u3048\u308b\u4e2d\u6838\u3068\u306a\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306f\u3001\u4e00\u898b\u5358\u7d14\u3067\u3059\u3002 <strong>\u9ad8\u6e29\u30ac\u30b9\u3092\u51b7\u5374\u3059\u308b\u5236\u5fa1\u3055\u308c\u305f\u30ae\u30e3\u30c3\u30d7<\/strong>. \u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u7cbe\u5ea6\u306f\u3001\u6c7a\u3057\u3066\u5358\u7d14\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<p>\u5185\u90e8\u7206\u767a\u304c\u767a\u751f\u3057\u305f\u5834\u5408\uff08\u305f\u3068\u3048\u3070\u3001\u30ac\u30b9\u3067\u6e80\u305f\u3055\u308c\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u5185\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u64cd\u4f5c\u4e2d\u306e\u30a2\u30fc\u30af\u306b\u3088\u308b\uff09\u3001\u30dc\u30c3\u30af\u30b9\u5185\u306e\u5727\u529b\u30b9\u30d1\u30a4\u30af\u306f\u3001\u6570\u30df\u30ea\u79d2\u4ee5\u5185\u306b 8 \uff5e 10 \u30d0\u30fc\u30eb (115 \uff5e 145 psi) \u306b\u9054\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u9632\u7206\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306f\u3001\u4ee5\u4e0b\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u5727\u529b\u306b\u8010\u3048\u308b<\/strong> \u69cb\u9020\u7684\u306a\u6545\u969c\u306a\u3057\u306b\u3002\u539a\u3044\u92f3\u9020\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff08\u58c1\u539a 6 \uff5e 10 mm\uff09\u307e\u305f\u306f\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\u69cb\u9020\u304c\u5f37\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30d5\u30a1\u30b9\u30ca\u30fc\u306f\u3001\u30ab\u30d0\u30fc\u304c\u5439\u304d\u98db\u3070\u306a\u3044\u3088\u3046\u306b\u30b5\u30a4\u30ba\u3068\u9593\u9694\u304c\u6c7a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n<li><strong>\u7cbe\u5bc6\u306a\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u3092\u901a\u3057\u3066\u9003\u3052\u308b\u30ac\u30b9\u3092\u5f37\u5236\u7684\u306b\u901a\u3059\u3002.<\/strong> \u3053\u308c\u3089\u306f\u3001\u30ab\u30d0\u30fc\u3068\u672c\u4f53\u306e\u9593\u306e\u72ed\u3044\u30ae\u30e3\u30c3\u30d7\uff08\u30d5\u30e9\u30f3\u30b8\u4ed8\u304d\u30b8\u30e7\u30a4\u30f3\u30c8\uff09\u3001\u306d\u3058\u8fbc\u307f\u5f0f\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u3001\u304a\u3088\u3073\u53d6\u308a\u5916\u3057\u53ef\u80fd\u306a\u90e8\u54c1\u3067\u3059\u3002\u30ae\u30e3\u30c3\u30d7\u5e45\u306f\u53b3\u5bc6\u306b\u7ba1\u7406\u3055\u308c\u3066\u304a\u308a\u3001\u901a\u5e38\u3001\u30d7\u30ed\u30d1\u30f3\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u30b0\u30eb\u30fc\u30d7 D \u30ac\u30b9\u3067\u306f 0.15 \uff5e 0.2 mm \u3067\u3059\u3002.<\/li>\n<li><strong>\u30ac\u30b9\u3092\u5f15\u706b\u70b9\u4ee5\u4e0b\u306b\u51b7\u5374\u3059\u308b\u3002.<\/strong> \u9ad8\u6e29\u306e\u71c3\u713c\u30ac\u30b9\u304c\u72ed\u304f\u9577\u3044\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u3092\u5f37\u5236\u7684\u306b\u901a\u904e\u3059\u308b\u969b\u3001\u3088\u308a\u51b7\u305f\u3044\u91d1\u5c5e\u8868\u9762\u306b\u63a5\u89e6\u3057\u307e\u3059\u3002\u71b1\u306f\u30ac\u30b9\u304b\u3089\u91d1\u5c5e\u306b\u4f1d\u9054\u3055\u308c\u307e\u3059\u3002\u30d1\u30b9\u306e\u9577\u3055\uff08\u901a\u5e38\u3001\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u5bb9\u7a4d\u3068\u30ac\u30b9\u30b0\u30eb\u30fc\u30d7\u306b\u5fdc\u3058\u3066 12.5 \uff5e 25 mm\uff09\u306f\u3001\u5341\u5206\u306a\u51b7\u5374\u3092\u78ba\u4fdd\u3059\u308b\u3088\u3046\u306b\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002.<\/li>\n<\/ol>\n<p>\u30ac\u30b9\u304c\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u304b\u3089\u51fa\u308b\u307e\u3067\u306b\u30011,500 \uff5e 2,000 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\u30ea\u30b9\u30c8\u30de\u30fc\u30af\u3001\u30af\u30e9\u30b9\/\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\/\u30b0\u30eb\u30fc\u30d7\u5b9a\u683c\u3001\u304a\u3088\u3073 T \u30b3\u30fc\u30c9\u306f\u3001\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u6c38\u7d9a\u7684\u306b\u30de\u30fc\u30af\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u30022025 \u5e74\u306e UL 1203 \u306e\u66f4\u65b0\u3067\u306f\u3001\u906e\u65ad\u5b9a\u683c\u306e\u5236\u9650\u3068\u6e29\u5ea6\u4e0a\u6607\u306b\u3064\u3044\u3066\u8b66\u544a\u3059\u308b\u305f\u3081\u306b\u3001\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3067\u30c6\u30b9\u30c8\u3055\u308c\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u30de\u30fc\u30ad\u30f3\u30b0\u8981\u4ef6\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p><strong>\u30af\u30e9\u30b9 II \u9632\u5875\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306e\u5834\u5408<\/strong>, 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40 \uff5e 4,000 g\/m\u00b3\uff09\u3001\u7c89\u5875\u7206\u767a\u304c\u767a\u751f\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u70b9\u706b\u307e\u3067\u306e\u6642\u9593\uff1a<\/strong> \u7c89\u5875\u5bc6\u5ea6\u3068\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u983b\u5ea6\u306b\u5fdc\u3058\u3066 6 \uff5e 18 \u304b\u6708\u3002\u30b3\u30b9\u30c8\uff1a$100,000 \uff5e $5M+\uff08\u7206\u767a\u306b\u3088\u308b\u640d\u50b7\u3001\u8ca0\u50b7\u3001\u65bd\u8a2d\u306e\u9589\u9396\u3001OSHA \u306e\u7f70\u91d1\u3001\u8a34\u8a1f\uff09\u3002.<\/p>\n<p><strong>\u6545\u969c\u30b7\u30ca\u30ea\u30aa 2\uff1a\u84b8\u6c17\u4fb5\u5165\u3068\u30b9\u30d1\u30fc\u30af\u70b9\u706b\uff08\u30af\u30e9\u30b9 I\uff09<\/strong><br 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\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u4e2d\u306e\u6700\u521d\u306e\u84b8\u6c17\u66b4\u9732\u6642\u306b\u3059\u3050\u306b\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b3\u30b9\u30c8\uff1a$50,000 \uff5e $500,000+\uff08\u706b\u707d\u306b\u3088\u308b\u640d\u50b7\u3001\u6a5f\u5668\u306e\u4ea4\u63db\u3001\u6f5c\u5728\u7684\u306a\u8ca0\u50b7\u3001\u6d88\u9632\u7f72\u306e\u8abf\u67fb\uff09\u3002.<\/p>\n<p><strong>\u6545\u969c\u30b7\u30ca\u30ea\u30aa 3\uff1a\u9ad8\u6e29\u8868\u9762\u70b9\u706b\uff08\u30af\u30e9\u30b9 II\u3001\u7c89\u5875\u5c64\uff09<\/strong><br \/>\n\u5185\u90e8\u30a2\u30fc\u30af\u304c\u767a\u751f\u3057\u306a\u304f\u3066\u3082\u3001\u63db\u6c17\u304c\u60aa\u304f\u3001\u96fb\u6d41\u8ca0\u8377\u304c\u9ad8\u3044\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u3067\u306f\u3001\u7aef\u5b50\u306b\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u8868\u9762\u6e29\u5ea6\u306f 80 \uff5e 120 \u00b0C \u306b\u9054\u3057\u307e\u3059\u3002\u7a40\u7269\u7c89\u5875\uff08\u96f2\u306e\u5834\u5408\u306f\u5f15\u706b\u70b9 430 \u00b0C \u3067\u3059\u304c\u3001\u304f\u3059\u3076\u308a\u72b6\u614b\u306e\u5c64\u306e\u5834\u5408\u306f 200 \u00b0C \u307e\u3067\u4f4e\u4e0b\u3057\u307e\u3059\uff09\u304c\u30dc\u30c3\u30af\u30b9\u306e\u5916\u9762\u306b\u84c4\u7a4d\u3057\u307e\u3059\u3002\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u3001\u9ad8\u6e29\u8868\u9762\u304c\u7c89\u5875\u5c64\u306e\u304f\u3059\u3076\u308a\u70b9\u706b\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u305d\u308c\u304c\u4f1d\u64ad\u3057\u3001\u6700\u7d42\u7684\u306b\u706b\u708e\u71c3\u713c\u306b\u79fb\u884c\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u70b9\u706b\u307e\u3067\u306e\u6642\u9593\uff1a<\/strong> 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\u306e\u53ef\u71c3\u6027\u7c89\u5875\u8abf\u67fb\u3067\u306f\u3001\u5b9a\u683c\u5916\u306e\u96fb\u6c17\u6a5f\u5668\u306b\u3088\u3063\u3066\u70b9\u706b\u3055\u308c\u305f\u7c89\u5875\u7206\u767a\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7c73\u56fd\u5316\u5b66\u7269\u8cea\u5b89\u5168\u6027\u59d4\u54e1\u4f1a\u306e\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u7206\u767a\u8abf\u67fb\u3067\u306f\u3001\u6a19\u6e96\u7684\u306a\u96fb\u6c17\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u304c\u70b9\u706b\u6e90\u3068\u3057\u3066\u7e70\u308a\u8fd4\u3057\u7279\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30df\u30ba\u30fc\u30ea\u5dde\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u4e8b\u4ef6\u306f\u3001\u540c\u3058\u6839\u672c\u539f\u56e0\u3092\u6301\u3064\u6570\u5341\u4ef6\u306e\u4e8b\u4ef6\u306e 1 \u3064\u3067\u3059\u3002.<\/p>\n<hr 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<strong>\u53ef\u71c3\u6027\u30ac\u30b9\u3001\u84b8\u6c17\u3001\u53ef\u71c3\u6027\u7c89\u5875\u3001\u307e\u305f\u306f\u53ef\u71c3\u6027\u7e4a\u7dad\u304c\u3001\u70b9\u706b\u53ef\u80fd\u306a\u6fc3\u5ea6\u3067\u5b58\u5728\u3059\u308b\u304b\u3001\u307e\u305f\u306f\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3067\u3059\u304b\uff1f<\/strong><\/p>\n<p>\u306f\u3044\u306e\u5834\u5408\u3001\u5371\u967a\u5834\u6240\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306e\u8cea\u554f\u306f\u533a\u5206\u3067\u3059\u3002.<\/p>\n<h3>\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u533a\u5206<\/h3>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 1\uff1a\u5371\u967a\u7269\u306e\u7a2e\u985e\u3092\u7279\u5b9a\u3059\u308b<\/strong><\/p>\n<ul>\n<li>\u53ef\u71c3\u6027 <strong>\u30ac\u30b9\u307e\u305f\u306f\u84b8\u6c17<\/strong> \uff08\u30ac\u30bd\u30ea\u30f3\u3001\u30d7\u30ed\u30d1\u30f3\u3001\u5929\u7136\u30ac\u30b9\u3001\u6eb6\u5264\u84b8\u6c17\uff09\u2192 <strong>\u30af\u30e9\u30b9 I<\/strong><\/li>\n<li>\u53ef\u71c3\u6027 <strong>\u7c89\u5875<\/strong> \uff08\u7a40\u7269\u3001\u5c0f\u9ea6\u7c89\u3001\u91d1\u5c5e\u7c89\u672b\u3001\u77f3\u70ad\u3001\u7802\u7cd6\u3001\u6728\u6750\uff09\u2192 <strong>\u30af\u30e9\u30b9 II<\/strong><\/li>\n<li>\u53ef\u71c3\u6027 <strong>\u7e4a\u7dad\u307e\u305f\u306f\u98db\u6563\u7269<\/strong> \uff08\u7dbf\u3001\u30ec\u30fc\u30e8\u30f3\u3001\u6728\u6750\u30c1\u30c3\u30d7\u3001\u7e4a\u7dad\uff09\u2192 <strong>\u30af\u30e9\u30b9 III<\/strong><\/li>\n<\/ul>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 2\uff1a\u5371\u967a\u983b\u5ea6\u3092\u6c7a\u5b9a\u3059\u308b<\/strong><\/p>\n<ul>\n<li>\u5b58\u5728\u4e0b <strong>\u5b58\u5728\u3059\u308b\u3002\u3053\u308c\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/strong> \uff08\u7d99\u7d9a\u7684\u3001\u65ad\u7d9a\u7684\u3001\u307e\u305f\u306f\u5b9a\u671f\u7684\u306b\uff09\u2192 <strong>\u2013 \u5371\u967a\u306a\u6fc3\u5ea6\u304c<\/strong><\/li>\n<li>\u7570\u5e38\u306a\u6761\u4ef6\u4e0b\u3067\u306e\u307f\u5b58\u5728 <strong>\uff08\u6a5f\u5668\u306e\u6545\u969c\u3001\u5bb9\u5668\u306e\u7834\u640d\u3001\u63db\u6c17\u4e0d\u826f\uff09\u2192<\/strong> \u30b9\u30c6\u30c3\u30d73\uff1a\u6750\u6599\u30b0\u30eb\u30fc\u30d7\u306e\u7279\u5b9a <strong>\u2013 \u5371\u967a\u306a\u6fc3\u5ea6\u306f<\/strong><\/li>\n<\/ul>\n<p><strong>\uff08\u30af\u30e9\u30b9I\u304a\u3088\u3073II\u306e\u307f\uff09<\/strong> \u30af\u30e9\u30b9I\uff1a\u7279\u5b9a\u306e\u6750\u6599\u306b\u57fa\u3065\u3044\u3066\u30ac\u30b9\/\u84b8\u6c17\u30b0\u30eb\u30fc\u30d7\uff08A\u3001B\u3001C\u3001\u307e\u305f\u306fD\uff09\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u30b0\u30eb\u30fc\u30d7D\uff08\u30ac\u30bd\u30ea\u30f3\u3001\u30d7\u30ed\u30d1\u30f3\u3001\u5929\u7136\u30ac\u30b9\uff09\u304c\u6700\u3082\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u30af\u30e9\u30b9II\uff1a\u7c89\u5875\u30b0\u30eb\u30fc\u30d7\uff08E\u3001F\u3001\u307e\u305f\u306fG\uff09\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u30b0\u30eb\u30fc\u30d7G\uff08\u7a40\u7269\u3001\u5c0f\u9ea6\u7c89\u3001\u30c7\u30f3\u30d7\u30f3\u3001\u6728\u6750\u3001\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\uff09\u304c\u6700\u3082\u4e00\u822c\u7684\u3067\u3059\u3002.<\/li>\n<li>\u30b9\u30c6\u30c3\u30d74\uff1a\u5fc5\u8981\u306aT\u30b3\u30fc\u30c9\u306e\u6c7a\u5b9a.<\/li>\n<\/ul>\n<p><strong>\uff08\u6e29\u5ea6\u30af\u30e9\u30b9\uff09<\/strong> \u7279\u5b9a\u306e\u6750\u6599\u306e\u767a\u706b\u6e29\u5ea6\uff08AIT\uff09\u3092\u8abf\u3079\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u305d\u306eAIT\u3092\u4e0b\u56de\u308b\u5b9a\u683c\u306eT\u30b3\u30fc\u30c9\u3092\u6301\u3064\u6a5f\u5668\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30ac\u30bd\u30ea\u30f3\u306eAIT\u306f280\u00b0C\u2192T3\uff08\u6700\u5927200\u00b0C\uff09\u4ee5\u4e0b\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n<li>\u30b9\u30c6\u30c3\u30d75\uff1a\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u5b9a\u683c\u306e\u9078\u629e.<\/li>\n<\/ul>\n<p><strong>\u30dc\u30c3\u30af\u30b9\u306e\u8a8d\u8a3c\u3092\u5206\u985e\u3068\u4e00\u81f4\u3055\u305b\u307e\u3059\uff1a\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7D\u3001T3\uff08\u30ac\u30bd\u30ea\u30f3\u306e\u4f8b\uff09\u3002<\/strong><\/p>\n<ul>\n<li>UL 1203\uff08\u30af\u30e9\u30b9I\uff09\u307e\u305f\u306fUL 698\uff08\u30af\u30e9\u30b9II\uff09\u306e\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u30de\u30fc\u30af\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n<li>\u56fd\u969b\u7684\u306a\u8a2d\u7f6e\u306e\u5834\u5408\u306f\u3001ATEX\uff08\u30e8\u30fc\u30ed\u30c3\u30d1\uff09\u307e\u305f\u306fIECEx\u8a8d\u8a3c\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/li>\n<li>\u4e00\u822c\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5206\u985e.<\/li>\n<\/ul>\n<h3>\u5178\u578b\u7684\u306a\u5206\u985e<\/h3>\n<table>\n<tbody>\n<tr>\n<td><strong>\u306e\u5fdc\u7528<\/strong><\/td>\n<td><strong>\u5fc5\u8981\u306a\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9<\/strong><\/td>\n<td><strong>\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u306e\u30d0\u30b1\u30c3\u30c8\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u30a8\u30ea\u30a2<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7G<\/td>\n<td>UL 698 \u9632\u5875\u9632\u7206<\/td>\n<td>\u30ac\u30bd\u30ea\u30f3\u30c7\u30a3\u30b9\u30da\u30f3\u30b5\u30fc\uff08\u30dd\u30f3\u30d7\u30a2\u30a4\u30e9\u30f3\u30c9\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7D\u3001T3<\/td>\n<td>UL 1203 \u8010\u5727\u9632\u7206<\/td>\n<td>\u30da\u30a4\u30f3\u30c8\u30b9\u30d7\u30ec\u30fc\u30d6\u30fc\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7D\u3001T4<\/td>\n<td>\u5929\u7136\u30ac\u30b9\u30b3\u30f3\u30d7\u30ec\u30c3\u30b5\u30fc\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3<\/td>\n<td>\u30da\u30a4\u30f3\u30c8\u30b9\u30d7\u30ec\u30fc\u30d6\u30fc\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3001\u30b0\u30eb\u30fc\u30d7D\u3001T3<\/td>\n<td>\u8010\u5727\u9632\u7206\u307e\u305f\u306f\u30d1\u30fc\u30b8\/\u52a0\u5727<\/td>\n<td>\u88fd\u85ac\u7c89\u672b\u51e6\u7406\u5ba4<\/td>\n<\/tr>\n<tr>\n<td>\u6eb6\u5264\u8caf\u8535\u5ba4\uff08\u5bc6\u9589\u5bb9\u5668\uff09<\/td>\n<td>UL 698 \u9632\u5875\u9632\u7206<\/td>\n<td>\u30ac\u30bd\u30ea\u30f3\u30c7\u30a3\u30b9\u30da\u30f3\u30b5\u30fc\uff08\u30dd\u30f3\u30d7\u30a2\u30a4\u30e9\u30f3\u30c9\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3001\u30b0\u30eb\u30fc\u30d7D\uff08\u7570\u306a\u308b\uff09<\/td>\n<td>\u8010\u5727\u9632\u7206\u307e\u305f\u306f\u30d1\u30fc\u30b8<\/td>\n<td>\u6728\u5de5\u6240\uff08\u96c6\u5875\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3001\u30b0\u30eb\u30fc\u30d7G<\/td>\n<td>\u9632\u5875\u9632\u7206\u307e\u305f\u306f\u5bc6\u9589<\/td>\n<td>\u88fd\u6cb9\u6240\u306e\u539f\u6cb9\u30dd\u30f3\u30d7\u30a8\u30ea\u30a2<\/td>\n<\/tr>\n<tr>\n<td>\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u3001\u30b0\u30eb\u30fc\u30d7D\u3001T2\u307e\u305f\u306fT3<\/td>\n<td>\u8010\u5727\u9632\u7206\u304c\u4e0d\u8981\u306a\u5834\u5408\uff1a<\/td>\n<td>\u30da\u30a4\u30f3\u30c8\u30b9\u30d7\u30ec\u30fc\u30d6\u30fc\u30b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u53ef\u71c3\u6027\u7269\u8cea\u306e\u306a\u3044\u6a19\u6e96\u7684\u306a\u5c4b\u5185\u96fb\u6c17\u5ba4\u2192NEMA 1\u3067\u5341\u5206\u3067\u3059\u3002<\/strong><\/p>\n<ul>\n<li>\u96e8\/\u7c89\u5875\u306b\u3055\u3089\u3055\u308c\u308b\u304c\u3001\u53ef\u71c3\u6027\u30ac\u30b9\u307e\u305f\u306f\u53ef\u71c3\u6027\u7c89\u5875\u306e\u306a\u3044\u5c4b\u5916\u306e\u5834\u6240\u2192\u8010\u5019\u6027\uff08IP65\u3001NEMA 4\uff09\u3067\u5341\u5206\u3067\u3042\u308a\u3001\u8010\u5727\u9632\u7206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/li>\n<li>\u30af\u30ea\u30fc\u30f3\u306a\u7d44\u7acb\u30a8\u30ea\u30a2\u3001\u30aa\u30d5\u30a3\u30b9\u30b9\u30da\u30fc\u30b9\u3001\u4f4f\u5b85\u2192\u6a19\u6e96\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3067\u5341\u5206\u3067\u3059\u3002.<\/li>\n<li>\u56f34\uff1a\u77f3\u6cb9\u5316\u5b66\u7cbe\u88fd\u6240\u306b\u304a\u3051\u308b\u5b9f\u969b\u306e\u8010\u5727\u9632\u7206\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u8a2d\u7f6e\u3002\u901a\u5e38\u306e\u904b\u8ee2\u4e2d\u306b\u53ef\u71c3\u6027\u30ac\u30b9\u307e\u305f\u306f\u84b8\u6c17\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u74b0\u5883\u306b\u5178\u578b\u7684\u306a\u8907\u96d1\u306a\u914d\u7ba1\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u5099\u3048\u305f\u30af\u30e9\u30b9I\u5371\u967a\u533a\u57df\u3067\u306e\u9069\u5207\u306a\u5c55\u958b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<figure><img decoding=\"async\" src=\"https:\/\/img.viox.com\/industrial-explosion-proof-installation-in-chemical-processing-facility.webp\" alt=\"Industrial explosion-proof installation in chemical processing facility\" \/><figcaption>\u30d7\u30ed\u306e\u30d2\u30f3\u30c8\uff1a\u30b0\u30ec\u30fc\u30be\u30fc\u30f3\u3002.<\/figcaption><\/figure>\n<p><strong>\u3042\u308b\u5834\u6240\u304c\u5371\u967a\u5834\u6240\u3068\u3057\u3066\u8a8d\u5b9a\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u4e0d\u660e\u306a\u5834\u5408\u306f\u3001\u8010\u5727\u9632\u7206\u5074\u306b\u8aa4\u308a\u3092\u304a\u304b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b3\u30b9\u30c8\u306e\u5dee\uff08$150\u301c$450\u5bfe$12\u301c$50\uff09\u306f\u3001\u4ed5\u69d8\u4e0d\u8db3\u306e\u8cac\u4efb\u3001\u898f\u5236\u3001\u304a\u3088\u3073\u4eba\u547d\u5b89\u5168\u306e\u30ea\u30b9\u30af\u306b\u6bd4\u3079\u3066\u3054\u304f\u308f\u305a\u304b\u3067\u3059\u3002\u6b63\u5f0f\u306a\u5206\u985e\u306b\u3064\u3044\u3066\u306f\u3001\u8cc7\u683c\u306e\u3042\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u307e\u305f\u306f\u7523\u696d\u885b\u751f\u58eb\u306b\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002.<\/strong> \u30b3\u30b9\u30c8\u5206\u6790\uff1a$450\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u5bfe\u58ca\u6ec5\u7684\u306a\u30ea\u30b9\u30af.<\/p>\n<hr \/>\n<h2>\u8010\u5727\u9632\u7206\u3068\u6a19\u6e96\u306e\u30b3\u30b9\u30c8\u30ae\u30e3\u30c3\u30d7\u306f\u3001\u767a\u6ce8\u66f8\u3067\u306f\u8457\u3057\u304f\u898b\u3048\u307e\u3059\uff1a\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u5834\u5408\u306f$450\u3001NEMA 1\u30b9\u30c1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u5834\u5408\u306f$18\u201425\u500d\u306e\u30d7\u30ec\u30df\u30a2\u30e0\u3002\u3057\u304b\u3057\u3001\u305d\u308c\u306f\u9593\u9055\u3063\u305f\u8a08\u7b97\u3067\u3059\u3002<\/h2>\n<p>\u7dcf\u30ea\u30b9\u30af\u8abf\u6574\u30b3\u30b9\u30c8\u306e\u516c\u5f0f\uff1a.<\/p>\n<p><strong>TCO =\uff08\u6a5f\u5668\u30b3\u30b9\u30c8\uff09+\uff08\u8a2d\u7f6e\u30b3\u30b9\u30c8\uff09+\uff08\u6545\u969c\u78ba\u7387\u00d7\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30b3\u30b9\u30c8\uff09<\/strong><\/p>\n<p>\u30b7\u30ca\u30ea\u30aa\uff1a\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u30a8\u30ea\u30a2\u306b15\u500b\u306e\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9<\/p>\n<h3>\u30aa\u30d7\u30b7\u30e7\u30f3A\uff1a\u6a19\u6e96NEMA 1\u30dc\u30c3\u30af\u30b9\uff08\u5b9f\u969b\u306eAdrian\u3001MO\u30a2\u30d7\u30ed\u30fc\u30c1\uff09<\/h3>\n<p><strong>\u6a5f\u5668\uff1a15\u30dc\u30c3\u30af\u30b9\u00d7$18 = $270<\/strong><\/p>\n<ul>\n<li>\u8a2d\u7f6e\uff1a15\u30dc\u30c3\u30af\u30b9\u00d70.5\u6642\u9593\u00d7$85\/\u6642\u9593 = $638<\/li>\n<li>5\u5e74\u9593\u306e\u6545\u969c\u78ba\u7387\uff1a60%\uff08\u7a40\u7269\u74b0\u5883\u3067\u306f\u7c89\u5875\u306e\u4fb5\u5165\u306f\u307b\u307c\u78ba\u5b9f\uff09<\/li>\n<li>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30b3\u30b9\u30c8\u7bc4\u56f2\uff1a$100,000\u301c$5,000,000\uff08OSHA\u7f70\u91d1$143,860 +\u7206\u767a\u306b\u3088\u308b\u640d\u5bb3+\u8ca0\u50b7\u8cbb\u7528+\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\uff09<\/li>\n<li>\u4e88\u60f3\u3055\u308c\u308b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30b3\u30b9\u30c8\uff1a0.60\u00d7$1,000,000\uff08\u4fdd\u5b88\u7684\u306a\u4e2d\u9593\u7bc4\u56f2\uff09= $600,000<\/li>\n<li>5\u5e74\u9593\u306eTCO\uff1a$600,908<\/li>\n<li><strong>\u30aa\u30d7\u30b7\u30e7\u30f3B\uff1a\u8010\u5727\u9632\u7206\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u30dc\u30c3\u30af\u30b9\uff08\u30b3\u30fc\u30c9\u6e96\u62e0\uff09<\/strong><\/li>\n<\/ul>\n<p><strong>\u6a5f\u5668\uff1a15\u30dc\u30c3\u30af\u30b9\u00d7$450 = $6,750<\/strong><\/p>\n<ul>\n<li>\u8a2d\u7f6e\uff1a15\u30dc\u30c3\u30af\u30b9\u00d70.75\u6642\u9593\u00d7$85\/\u6642\u9593 = $956\uff08\u306d\u3058\u8fbc\u307f\u5f0f\u30a8\u30f3\u30c8\u30ea\u306e\u305f\u3081\u3001\u308f\u305a\u304b\u306b\u9577\u304f\u306a\u308a\u307e\u3059\uff09<\/li>\n<li>5\u5e74\u9593\u306e\u6545\u969c\u78ba\u7387\uff1a&lt;1%\uff08\u9069\u5207\u306a\u8a2d\u7f6e\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u60f3\u5b9a\uff09<\/li>\n<li>\u4e88\u60f3\u3055\u308c\u308b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30b3\u30b9\u30c8\uff1a0.01\u00d7$1,000,000 = $10,000<\/li>\n<li>5\u5e74\u9593\u306eTCO\uff1a$17,706<\/li>\n<li><strong>\u8010\u5727\u9632\u7206\u306b\u3088\u308b\u30b3\u30b9\u30c8\u524a\u6e1b\uff1a<\/strong><\/li>\n<\/ul>\n<p><strong>Cost savings with explosion-proof:<\/strong> $600,908 \u2013 $17,706 = <strong>$583,202<\/strong><\/p>\n<p>\u300c\u9ad8\u4fa1\u306a\u300d\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306f\u3001\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u304c\u5371\u967a\u306a\u74b0\u5883\u3067\u4fdd\u8a3c\u3059\u308b\u53ef\u80fd\u6027\u306e\u9ad8\u3044\u58ca\u6ec5\u7684\u306a\u6545\u969c\u3092\u6392\u9664\u3059\u308b\u3053\u3068\u3067\u3001$583,000\u3092\u7bc0\u7d04\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u640d\u76ca\u5206\u5c90\u70b9\uff1a<\/strong> \u7c89\u5875\u7740\u706b\u4e8b\u6545\u306e\u767a\u751f\u78ba\u7387\u304c\u6a5f\u5668\u306e\u5bff\u547d\u4e2d\u306b1.1%\u3092\u8d85\u3048\u308b\u5834\u5408\u3001\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306f\u3001\u898f\u5236\u9075\u5b88\u3001\u4eba\u547d\u306e\u5b89\u5168\u3001\u304a\u3088\u3073\u8cac\u4efb\u3092\u7121\u8996\u3057\u3066\u3001\u7d14\u7c8b\u306a\u8ca1\u52d9\u4e0a\u306e\u7406\u7531\u304b\u3089\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u6b63\u5f53\u5316\u3055\u308c\u307e\u3059\u3002\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u7a40\u7269\u7c89\u5875\u74b0\u5883\u3067\u306f\u3001\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u3067\u306e\u7740\u706b\u78ba\u7387\u306f5\u301c10\u5e74\u306760\u301c80%\u306b\u8fd1\u3065\u304d\u307e\u3059\u3002.<\/p>\n<h3>\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u304c\u7d4c\u6e08\u7684\u306b\u7406\u306b\u304b\u306a\u3046\u5834\u5408<\/h3>\n<p><strong>\u5371\u967a\u5834\u6240\u306b\u5206\u985e\u3055\u308c\u3066\u3044\u308b\u5834\u6240\u3067\u306f\u7d76\u5bfe\u306b\u4e0d\u53ef\u3002.<\/strong> NEC\u7b2c500\u6761\u304c\u9632\u7206\u6a5f\u5668\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u306f\u8ca1\u52d9\u4e0a\u306e\u6c7a\u5b9a\u3067\u306f\u306a\u304f\u3001\u6cd5\u7684\u8981\u4ef6\u3067\u3059\u3002\u30af\u30e9\u30b9I\/II\/III\u306e\u5834\u6240\u3067\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u610f\u56f3\u7684\u306a\u30b3\u30fc\u30c9\u9055\u53cd\u3067\u3059\u3002.<\/p>\n<hr \/>\n<h2>NEC\u7b2c500\u6761\u306e\u9075\u5b88\uff1a\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u3053\u3068<\/h2>\n<p>NEC\u7b2c500\u6761\u306f\u30ac\u30a4\u30c0\u30f3\u30b9\u3067\u306f\u306a\u304f\u3001\u4e8b\u5b9f\u4e0a\u3059\u3079\u3066\u306e\u7c73\u56fd\u306e\u7ba1\u8f44\u533a\u57df\u3067\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u65bd\u884c\u53ef\u80fd\u306a\u30b3\u30fc\u30c9\u3067\u3059\u3002\u5371\u967a\u5834\u6240\u306b\u304a\u3051\u308b\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306b\u3064\u3044\u3066\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u3053\u3068\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p><strong>NEC 500.5(A)\uff1a\u6a5f\u5668<\/strong><br \/>\n\u5371\u967a\uff08\u5206\u985e\u3055\u308c\u305f\uff09\u5834\u6240\u3067\u4f7f\u7528\u3055\u308c\u308b\u3059\u3079\u3066\u306e\u6a5f\u5668\u306f\u3001\u305d\u306e\u5834\u6240\u306e\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\u3001\u304a\u3088\u3073\u30b0\u30eb\u30fc\u30d7\u306b\u5bfe\u3057\u3066\u627f\u8a8d\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u627f\u8a8d\u6e08\u307f\u300d\u3068\u306f\u3001\u7279\u5b9a\u306e\u5371\u967a\u5834\u6240\u306e\u5b9a\u683c\u306b\u3064\u3044\u3066\u3001\u8cc7\u683c\u306e\u3042\u308b\u8a66\u9a13\u6240\uff08UL\u3001ETL\u3001CSA\uff09\u306b\u3088\u3063\u3066\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>NEC 501.5(A)\uff1a\u30af\u30e9\u30b9I\u6a5f\u5668\uff08\u30ac\u30b9\/\u84b8\u6c17\uff09<\/strong><br \/>\n\u30af\u30e9\u30b9I\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u5834\u6240\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u3068\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u30af\u30e9\u30b9I\u306e\u5834\u6240\u7528\u306b\u30ea\u30b9\u30c8\u3055\u308c\u3001\u9632\u7206\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\u3067\u306f\u3001\u30dc\u30c3\u30af\u30b9\u306f\u9632\u7206\u3067\u3042\u308b\u304b\u3001\u4ee3\u66ff\u306e\u4fdd\u8b77\u65b9\u6cd5\uff08\u5bc6\u9589\u3001\u30d1\u30fc\u30b8\/\u52a0\u5727\uff09\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong>NEC 502.5(A)\uff1a\u30af\u30e9\u30b9II\u6a5f\u5668\uff08\u53ef\u71c3\u6027\u7c89\u5875\uff09<\/strong><br \/>\n\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u5834\u6240\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30dc\u30c3\u30af\u30b9\u3068\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u30af\u30e9\u30b9II\u306e\u5834\u6240\u7528\u306b\u30ea\u30b9\u30c8\u3055\u308c\u3001\u9632\u5875\u7740\u706b\u6027\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8868\u9762\u6e29\u5ea6\u306f\u3001\u7279\u5b9a\u306e\u7c89\u5875\u306e\u7740\u706b\u6e29\u5ea6\uff08T\u30b3\u30fc\u30c9\u5b9a\u683c\uff09\u3092\u8d85\u3048\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n<p><strong>\u91cd\u8981\u306a\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u30dd\u30a4\u30f3\u30c8:<\/strong><\/p>\n<ul>\n<li><strong>\u5fc5\u8981\u306a\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u30de\u30fc\u30af\uff1a<\/strong> \u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306b\u306f\u3001\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u6052\u4e45\u7684\u306b\u523b\u5370\u307e\u305f\u306f\u30e9\u30d9\u30eb\u4ed8\u3051\u3055\u308c\u305f\u3001\u76ee\u306b\u898b\u3048\u308b\u8a8d\u8a3c\u30de\u30fc\u30af\uff08UL\u3001ETL\u3001CSA\uff09\u3068\u5371\u967a\u5834\u6240\u306e\u5b9a\u683c\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li><strong>\u9069\u5207\u306a\u8a2d\u7f6e\uff1a<\/strong> \u306d\u3058\u8fbc\u307f\u5f0f\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u306b\u306f\u3001\u6700\u5c0f5\u5c71\u306e\u5b8c\u5168\u306a\u306d\u3058\u5c71\u304c\u304b\u307f\u5408\u3063\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u672a\u4f7f\u7528\u306e\u958b\u53e3\u90e8\u306f\u3001\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u306d\u3058\u8fbc\u307f\u5f0f\u30d7\u30e9\u30b0\u3067\u5bc6\u9589\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ab\u30d0\u30fc\u306f\u5b8c\u5168\u306b\u7de0\u3081\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li><strong>\u5b9a\u683c\u306e\u7dad\u6301\uff1a<\/strong> \u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u3001\u30ac\u30b9\u30b1\u30c3\u30c8\u9762\u3001\u307e\u305f\u306f\u306d\u3058\u8fbc\u307f\u7d99\u624b\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u5909\u66f4\u3001\u4fee\u7406\u3001\u307e\u305f\u306f\u5857\u88c5\u306f\u3001\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002\u73fe\u5834\u3067\u306e\u5909\u66f4\u306f\u4e00\u822c\u306b\u7981\u6b62\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/li>\n<li><strong>AHJ\u306e\u6a29\u9650\uff1a<\/strong> \u5efa\u7bc9\u62c5\u5f53\u5b98\u3001\u6d88\u9632\u7f72\u9577\u3001\u304a\u3088\u3073OSHA\u691c\u67fb\u5b98\u306f\u3001\u5371\u967a\u533a\u57df\u306e\u5206\u985e\u8abf\u67fb\u3092\u8981\u6c42\u3057\u3001\u9069\u5207\u306a\u6a5f\u5668\u306e\u9078\u629e\u3092\u78ba\u8a8d\u3059\u308b\u6a29\u9650\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\uff08\u30df\u30ba\u30fc\u30ea\u5dde\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u3088\u3046\u306a\uff09\u4e8b\u6545\u5f8c\u306e\u8abf\u67fb\u3067\u306f\u3001\u4e0d\u9069\u5207\u306a\u6a5f\u5668\u304c\u8981\u56e0\u3068\u3057\u3066\u6319\u3052\u3089\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p><strong>\u4e0d\u9075\u5b88\u306b\u5bfe\u3059\u308b\u7f70\u5247\uff1a<\/strong><\/p>\n<ul>\n<li>OSHA\u306e\u5f15\u7528\u3068\u7f70\u91d1\uff08\u901a\u5e38\u3001\u9055\u53cd\u3054\u3068\u306b$7,000\u301c$150,000\uff09<\/li>\n<li>\u4fdd\u967a\u91d1\u8acb\u6c42\u306e\u62d2\u5426\uff08\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u306a\u3044\u6a5f\u5668\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u88dc\u511f\u304c\u7121\u52b9\u306b\u306a\u308a\u307e\u3059\uff09<\/li>\n<li>\u6b7b\u4ea1\u4e8b\u6545\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306e\u5211\u4e8b\u8cac\u4efb\uff08\u610f\u56f3\u7684\u306a\u5b89\u5168\u9055\u53cd\u306f\u5211\u4e8b\u544a\u8a34\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff09<\/li>\n<li>\u6c11\u4e8b\u8a34\u8a1f\u306e\u30ea\u30b9\u30af\uff08\u8ca0\u50b7\u3057\u305f\u52b4\u50cd\u8005\u307e\u305f\u306f\u95a2\u4fc2\u8005\u304b\u3089\u306e\u904e\u5931\u8acb\u6c42\uff09<\/li>\n<\/ul>\n<p><strong>\u30d7\u30ed\u306e\u30d2\u30f3\u30c8\uff1a<\/strong> AHJ\u307e\u305f\u306f\u691c\u67fb\u5b98\u304c\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u9078\u629e\u306b\u7591\u554f\u3092\u5448\u3059\u308b\u5834\u5408\u306f\u3001UL\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u30de\u30fc\u30af\u3001\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u523b\u5370\u3055\u308c\u305f\u30af\u30e9\u30b9\/\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\/\u30b0\u30eb\u30fc\u30d7\u306e\u5b9a\u683c\u3001\u304a\u3088\u3073NEC 500\/501\/502\u6761\u306e\u9075\u5b88\u3092\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9069\u5207\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u8a3c\u660e\u66f8\u3001\u533a\u57df\u5206\u985e\u56f3\u3001\u6a5f\u5668\u4ed5\u69d8\uff09\u306f\u3001\u6b63\u5f53\u306a\u6ce8\u610f\u7fa9\u52d9\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<hr \/>\n<h2>\u7d50\u8ad6\uff1a\u9632\u7206\u9078\u629e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n<p>\u9632\u7206\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u3068\u6a19\u6e96\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306e\u9078\u629e\u306f\u3001\u6027\u80fd\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3067\u306f\u306a\u304f\u3001\u4eba\u547d\u306e\u5b89\u5168\u3068\u6cd5\u7684\u7fa9\u52d9\u3067\u3059\u3002\u5371\u967a\u5834\u6240\u3067\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u4e88\u898b\u53ef\u80fd\u306a\u7740\u706b\u30b7\u30ca\u30ea\u30aa\u304c\u78ba\u5b9a\u3057\u307e\u3059\u3002\u5206\u985e\u306b\u4e00\u81f4\u3059\u308b\u9632\u7206\u30dc\u30c3\u30af\u30b9\u3092\u9078\u629e\u3059\u308b\u3068\u300120\u301c30\u5e74\u306e\u5b89\u5168\u3067\u6e96\u62e0\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u3092\u8cfc\u5165\u3057\u305f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p>\u6307\u5b9a\u307e\u305f\u306f\u8cfc\u5165\u3059\u308b\u524d\u306b\u3001\u3053\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><strong>\u2705 \u5371\u967a\u533a\u57df\u306e\u5206\u985e\uff1a<\/strong><\/p>\n<ul>\n<li>\u53ef\u71c3\u6027\u30ac\u30b9\/\u84b8\u6c17\/\u7c89\u5875\/\u7e4a\u7dad\u304c\u7740\u706b\u53ef\u80fd\u306a\u6fc3\u5ea6\u3067\u5b58\u5728\u3057\u307e\u3059\u304b\uff1f \u2192 \u306f\u3044\u306e\u5834\u5408\u306f\u3001\u533a\u57df\u3092\u5206\u985e\u3057\u307e\u3059\u3002.<\/li>\n<li>\u30af\u30e9\u30b9I\uff08\u30ac\u30b9\/\u84b8\u6c17\uff09\u3001\u30af\u30e9\u30b9II\uff08\u7c89\u5875\uff09\u3001\u307e\u305f\u306f\u30af\u30e9\u30b9III\uff08\u7e4a\u7dad\uff09\uff1f<\/li>\n<li>\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\uff08\u901a\u5e38\u306e\u72b6\u614b\uff09\u307e\u305f\u306f\u30c7\u30a3\u30d3\u30b8\u30e7\u30f32\uff08\u7570\u5e38\u306a\u72b6\u614b\uff09\uff1f<\/li>\n<li>\u6750\u6599\u30b0\u30eb\u30fc\u30d7\uff1a\u30af\u30e9\u30b9I\uff08A\/B\/C\/D\uff09\u3001\u30af\u30e9\u30b9II\uff08E\/F\/G\uff09\uff1f<\/li>\n<li>\u6750\u6599\u306e\u81ea\u7136\u767a\u706b\u6e29\u5ea6\u306b\u57fa\u3065\u304f\u5fc5\u8981\u306aT\u30b3\u30fc\u30c9\uff1f<\/li>\n<\/ul>\n<p><strong>\u2705 \u6a5f\u5668\u306e\u9078\u629e\uff1a<\/strong><\/p>\n<ul>\n<li>\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\u3001\u30b0\u30eb\u30fc\u30d7\u3001T\u30b3\u30fc\u30c9\u306b\u5bfe\u3057\u3066\u8a8d\u5b9a\u3055\u308c\u305f\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\uff1f<\/li>\n<li>\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306bUL 1203\uff08\u30af\u30e9\u30b9I\uff09\u307e\u305f\u306fUL 698\uff08\u30af\u30e9\u30b9II\uff09\u306e\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u30de\u30fc\u30af\u304c\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u56fd\u969b\u7684\u306a\u5834\u5408\uff1a\u5fc5\u8981\u306a\u5834\u5408\u306fATEX\u307e\u305f\u306fIECEx\u8a8d\u8a3c\uff1f<\/li>\n<li>\u74b0\u5883\u306b\u9069\u3057\u305f\u6750\u6599\uff1a\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff08\u6700\u3082\u4e00\u822c\u7684\uff09\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\uff08\u8150\u98df\u6027+\u5371\u967a\uff09\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\uff1f<\/li>\n<\/ul>\n<p><strong>\u2705 \u8a2d\u7f6e\u8981\u4ef6\uff1a<\/strong><\/p>\n<ul>\n<li>\u6700\u5c0f5\u5c71\u306e\u5b8c\u5168\u306a\u306d\u3058\u5c71\u304c\u304b\u307f\u5408\u3063\u305f\u306d\u3058\u8fbc\u307f\u5f0f\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u30fc\uff1f<\/li>\n<li>\u3059\u3079\u3066\u306e\u30b1\u30fc\u30d6\u30eb\u30a8\u30f3\u30c8\u30ea\u30fc\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a8d\u5b9a\u30b1\u30fc\u30d6\u30eb\u30b0\u30e9\u30f3\u30c9\uff1f<\/li>\n<li>\u672a\u4f7f\u7528\u306e\u958b\u53e3\u90e8\u306f\u3001\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u306d\u3058\u8fbc\u307f\u5f0f\u30d7\u30e9\u30b0\u3067\u5bc6\u9589\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u30ab\u30d0\u30fc\u30d5\u30a1\u30b9\u30ca\u30fc\u304c\u5b8c\u5168\u306b\u7de0\u3081\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u30d5\u30ec\u30fc\u30e0\u30d1\u30b9\u306e\u8868\u9762\u306b\u640d\u50b7\u304c\u306a\u3044\uff08\u30ac\u30a6\u30b8\u3001\u8150\u98df\u3001\u5857\u88c5\u304c\u306a\u3044\uff09\uff1f<\/li>\n<li>NEC 501.30\uff08\u30af\u30e9\u30b9I\uff09\u307e\u305f\u306f502.30\uff08\u30af\u30e9\u30b9II\uff09\u306b\u5f93\u3063\u305f\u9069\u5207\u306a\u63a5\u5730\u3068\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff1f<\/li>\n<\/ul>\n<p><strong>\u2705 \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1a<\/strong><\/p>\n<ul>\n<li>\u8cc7\u683c\u306e\u3042\u308b\u62c5\u5f53\u8005\u304c\u4f5c\u6210\u3057\u305f\u5371\u967a\u533a\u57df\u306e\u5206\u985e\u56f3\uff1f<\/li>\n<li>\u6a5f\u5668\u306e\u30ea\u30b9\u30c6\u30a3\u30f3\u30b0\u8a3c\u660e\u66f8\u3068\u4ed5\u69d8\u304c\u30d5\u30a1\u30a4\u30eb\u306b\u3042\u308a\u307e\u3059\u304b\uff1f<\/li>\n<li>\u9069\u5207\u306a\u306d\u3058\u5c71\u306e\u304b\u307f\u5408\u3044\u3068\u30c8\u30eb\u30af\u3092\u793a\u3059\u8a2d\u7f6e\u8a18\u9332\uff1f<\/li>\n<\/ul>\n<p><strong>\u2705 \u8cbb\u7528\u5bfe\u52b9\u679c\u306e\u691c\u8a3c\uff1a<\/strong><\/p>\n<ul>\n<li>\u4e8b\u6545\u767a\u751f\u78ba\u7387\u3092\u542b\u3080\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30b3\u30b9\u30c8\u304c\u8a08\u7b97\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u898f\u5236\u9075\u5b88\uff08NEC 500\/501\/502\uff09\u304c\u691c\u8a3c\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<li>\u4fdd\u967a\u3068\u8ce0\u511f\u8cac\u4efb\u306e\u30ea\u30b9\u30af\u304c\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/li>\n<\/ul>\n<hr \/>\n<p>\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u306e\u7a40\u7269\u65bd\u8a2d\u3067\u306e$432\u306e\u5dee\uff08$18\u306e\u6a19\u6e96\u30dc\u30c3\u30af\u30b9\u3068$450\u306e\u9632\u7206\u30dc\u30c3\u30af\u30b9\u306e\u9593\uff09\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30b3\u30b9\u30c8\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u308c\u306f\u3001\u30af\u30e9\u30b9II\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u306e\u7a40\u7269\u7c89\u5875\u3067\u306e\u7740\u706b\u3092\u9632\u3050\u305f\u3081\u306e\u6cd5\u7684\u6700\u4f4e\u9650\u3067\u3057\u305f\u3002\u7206\u767a\u306f\u4e88\u7b97\u3092\u6c17\u306b\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u305d\u308c\u306f\u7269\u7406\u5b66\u306b\u5f93\u3044\u307e\u3057\u305f\uff1a\u7c89\u5875+\u7740\u706b\u6e90=\u7206\u767a\u3002.<\/p>\n<p>\u5371\u967a\u533a\u57df\u306e\u4fdd\u8b77\u306f\u4ea4\u6e09\u306e\u4f59\u5730\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u5834\u6240\u3092\u6b63\u3057\u304f\u5206\u985e\u3057\u3001\u30af\u30e9\u30b9\/\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\/\u30b0\u30eb\u30fc\u30d7\u306b\u4e00\u81f4\u3059\u308b\u9632\u7206\u6a5f\u5668\u3092\u6307\u5b9a\u3057\u3001\u6570\u5341\u5e74\u306e\u5b89\u5168\u306a\u904b\u8ee2\u3092\u78ba\u4fdd\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<hr \/>\n<p><strong>\u53c2\u7167\u898f\u683c\u3068\u30bd\u30fc\u30b9<\/strong><\/p>\n<ul>\n<li>NEC 2023\u7b2c500\u6761\uff08\u5371\u967a\uff08\u5206\u985e\u3055\u308c\u305f\uff09\u5834\u6240\u3001\u30af\u30e9\u30b9I\u3001II\u3001\u304a\u3088\u3073III\u3001\u30c7\u30a3\u30d3\u30b8\u30e7\u30f31\u304a\u3088\u30732\uff09<\/li>\n<li>NEC 501\uff08\u30af\u30e9\u30b9I\u306e\u5834\u6240\uff09<\/li>\n<li>NEC 502\uff08\u30af\u30e9\u30b9II\u306e\u5834\u6240\uff09<\/li>\n<li>UL 1203\uff08\u5371\u967a\uff08\u5206\u985e\u3055\u308c\u305f\uff09\u5834\u6240\u3067\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u9632\u7206\u304a\u3088\u3073\u9632\u5875\u7740\u706b\u96fb\u6c17\u6a5f\u5668\uff09<\/li>\n<li>UL 698\uff08\u5371\u967a\uff08\u5206\u985e\u3055\u308c\u305f\uff09\u5834\u6240\u3067\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u7523\u696d\u7528\u5236\u5fa1\u6a5f\u5668\uff09<\/li>\n<li>IEC 60079-1\uff08\u7206\u767a\u6027\u96f0\u56f2\u6c17 - \u30d1\u30fc\u30c81\uff1a\u8010\u5727\u9632\u7206\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u300cd\u300d\u306b\u3088\u308b\u6a5f\u5668\u4fdd\u8b77\uff09<\/li>\n<li>OSHA 29 CFR 1910.272\uff08\u7a40\u7269\u53d6\u6271\u65bd\u8a2d\uff09<\/li>\n<li>ATEX\u6307\u4ee42014\/34\/EU\uff08\u7206\u767a\u6027\u96f0\u56f2\u6c17\u3067\u4f7f\u7528\u3055\u308c\u308b\u6a5f\u5668\uff09<\/li>\n<\/ul>\n<p><strong>\u9069\u6642\u6027\u306b\u95a2\u3059\u308b\u58f0\u660e<\/strong><br \/>\n\u3059\u3079\u3066\u306e\u5206\u985e\u3001\u898f\u683c\u7248\u3001\u304a\u3088\u3073\u898f\u5236\u8981\u4ef6\u306f\u30012025\u5e7412\u6708\u73fe\u5728\u306e\u3082\u306e\u3067\u3059\u3002NEC 2023\u5e74\u7248\u304c\u6709\u52b9\u3067\u3059\u3002UL 1203\u898f\u683c\u66f4\u65b0\u901a\u77e5\uff082025\u5e74\uff09\u306f\u30012029\u5e7412\u670831\u65e5\u3088\u308a\u6709\u52b9\u306a\u65b0\u3057\u3044\u30de\u30fc\u30ad\u30f3\u30b0\u8981\u4ef6\u306b\u3064\u3044\u3066\u53c2\u7167\u3055\u308c\u3066\u3044\u307e\u3059\u3002OSHA\u7a40\u7269\u65bd\u8a2d\u8abf\u67fb\uff08\u30df\u30ba\u30fc\u30ea\u5dde\u30a8\u30a4\u30c9\u30ea\u30a2\u30f3\u30012020\u5e7412\u670831\u65e5\uff09\u306f\u3001\u6587\u66f8\u5316\u3055\u308c\u305f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3092\u53cd\u6620\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>December 31, 2020. West Central Agri Services grain loading facility, Adrian, Missouri. The explosion tore through the main elevator at 9:42 AM. One worker, caught near the bucket elevator system, suffered severe injuries. Investigators found the ignition source: a belt-slip condition in the bucket elevator generated enough friction heat to ignite suspended grain dust. The company had installed standard electrical junction boxes throughout the facility\u2014boxes rated for dry indoor locations, not Class II combustible dust environments. OSHA&#8217;s findings were direct. The facility failed to equip critical dust-handling systems with proper explosion-proof enclosures. Standard junction boxes allowed dust ingress. Dust accumulated on terminals and connections. 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