{"id":7289,"date":"2024-09-26T14:22:03","date_gmt":"2024-09-26T06:22:03","guid":{"rendered":"https:\/\/viox.com\/?p=7289"},"modified":"2026-03-29T11:09:35","modified_gmt":"2026-03-29T03:09:35","slug":"a-full-guide-to-cable-gland","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/a-full-guide-to-cable-gland\/","title":{"rendered":"\u1ed0c si\u1ebft c\u00e1p l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i, ch\u1ee9c n\u0103ng, \u1ee9ng d\u1ee5ng v\u00e0 h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn"},"content":{"rendered":"<div class=\"product-intro\">\n<p>M\u1ed9t <strong>tuy\u1ebfn c\u00e1p<\/strong> l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ea7u c\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh, l\u00e0m k\u00edn v\u00e0 b\u1ea3o v\u1ec7 c\u00e1p t\u1ea1i v\u1ecb tr\u00ed n\u00f3 \u0111i v\u00e0o thi\u1ebft b\u1ecb \u0111i\u1ec7n, v\u1ecf b\u1ecdc, h\u1ed9p n\u1ed1i, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c m\u00e1y m\u00f3c. V\u1ec1 m\u1eb7t th\u1ef1c t\u1ebf, \u0111\u1ea7u c\u00e1p gi\u00fap gi\u1eef c\u00e1p \u0111\u00fang v\u1ecb tr\u00ed, gi\u1ea3m c\u0103ng th\u1eb3ng cho d\u00e2y d\u1eabn v\u00e0 b\u1ea3o v\u1ec7 \u0111i\u1ec3m v\u00e0o kh\u1ecfi b\u1ee5i, n\u01b0\u1edbc, rung \u0111\u1ed9ng ho\u1eb7c t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Different-cable-gland-types-arranged-for-technical-comparison-on-an-industrial-workbench.webp\" alt=\"Different cable gland types arranged for technical comparison on an industrial workbench\" style=\"max-width: 100%; height: auto;\"><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">Nhi\u1ec1u lo\u1ea1i \u0111\u1ea7u c\u00e1p c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp tr\u00ean b\u00e0n l\u00e0m vi\u1ec7c \u0111\u1ec3 so s\u00e1nh k\u1ef9 thu\u1eadt.<\/figcaption><\/figure>\n<p>\u0110\u1ea7u c\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u1eafp \u0111\u1eb7t d\u00e2n d\u1ee5ng, th\u01b0\u01a1ng m\u1ea1i, c\u00f4ng nghi\u1ec7p, h\u00e0ng h\u1ea3i v\u00e0 khu v\u1ef1c nguy hi\u1ec3m. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ea7u c\u00e1p ph\u00f9 h\u1ee3p kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc c\u00e1p. V\u1eadt li\u1ec7u, hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn, lo\u1ea1i ren, c\u1ea5u tr\u00fac c\u00e1p, m\u00f4i tr\u01b0\u1eddng v\u00e0 \u1ee9ng d\u1ee5ng \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn.<\/p>\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n c\u00e2u tr\u1ea3 l\u1eddi ng\u1eafn g\u1ecdn, th\u00ec \u0111\u00e2y l\u00e0: <strong>\u0111\u1ea7u c\u00e1p l\u00e0 giao di\u1ec7n c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng gi\u1eefa c\u00e1p v\u00e0 thi\u1ebft b\u1ecb m\u00e0 n\u00f3 \u0111i v\u00e0o.<\/strong><\/p>\n<h2>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/h2>\n<ul>\n<li>\u0110\u1ea7u c\u00e1p c\u1ed1 \u0111\u1ecbnh c\u00e1p v\u00e0 l\u00e0m k\u00edn \u0111i\u1ec3m v\u00e0o c\u1ee7a v\u1ecf b\u1ecdc.<\/li>\n<li>N\u00f3 \u0111\u01b0\u1ee3c ch\u1ecdn d\u1ef1a tr\u00ean lo\u1ea1i c\u00e1p, k\u00edch th\u01b0\u1edbc, m\u00f4i tr\u01b0\u1eddng, v\u1eadt li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng.<\/li>\n<li>C\u00e1c lo\u1ea1i \u0111\u1ea7u c\u00e1p kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n, EMC, c\u00f3 gi\u00e1p, tho\u00e1ng kh\u00ed, ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 khu v\u1ef1c nguy hi\u1ec3m.<\/li>\n<li>Ch\u1ecdn sai \u0111\u1ea7u c\u00e1p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u00e0m k\u00edn k\u00e9m, h\u01b0 h\u1ecfng c\u00e1p, kh\u00f3 l\u1eafp \u0111\u1eb7t ho\u1eb7c gi\u1ea3m \u0111\u1ed9 tin c\u1eady.<\/li>\n<li>\u0110\u1ec3 t\u00ecm ngu\u1ed3n cung \u1ee9ng chung v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn s\u1ea3n ph\u1ea9m, trang <a href=\"https:\/\/test.viox.com\/vi\/cable-gland\/\">Tuy\u1ebfn C\u00e1p<\/a> ch\u00ednh l\u00e0 trang \u0111\u00edch th\u01b0\u01a1ng m\u1ea1i, trong khi b\u00e0i vi\u1ebft n\u00e0y l\u00e0 t\u1ed5ng quan k\u1ef9 thu\u1eadt.<\/li>\n<\/ul>\n<h2>\u0110\u1ea7u C\u00e1p L\u00e0m G\u00ec?<\/h2>\n<p>\u1ede c\u1ea5p \u0111\u1ed9 c\u01a1 b\u1ea3n, m\u1ed9t \u0111\u1ea7u c\u00e1p th\u1ef1c hi\u1ec7n b\u1ed1n c\u00f4ng vi\u1ec7c:<\/p>\n<h3>1. C\u1ed1 \u0111\u1ecbnh c\u00e1p b\u1eb1ng c\u01a1 h\u1ecdc<\/h3>\n<p>N\u00f3 gi\u1eef c\u00e1p t\u1ea1i \u0111i\u1ec3m v\u00e0o \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed9ng, rung \u0111\u1ed9ng ho\u1eb7c k\u00e9o kh\u00f4ng truy\u1ec1n tr\u1ef1c ti\u1ebfp v\u00e0o v\u1ecf b\u1ecdc ho\u1eb7c k\u1ebft n\u1ed1i \u0111\u1ea7u cu\u1ed1i.<\/p>\n<h3>2. L\u00e0m k\u00edn \u0111\u1ea7u c\u00e1p<\/h3>\n<p>N\u00f3 gi\u00fap duy tr\u00ec kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng c\u1ee7a v\u1ecf b\u1ecdc ch\u1ed1ng l\u1ea1i:<\/p>\n<ul>\n<li>b\u1ee5i<\/li>\n<li>n\u01b0\u1edbc<\/li>\n<li>d\u1ea7u<\/li>\n<li>\u0111\u1ed9 \u1ea9m<\/li>\n<li>ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m<\/li>\n<\/ul>\n<p>Trong nhi\u1ec1u th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u00f4ng nghi\u1ec7p, vai tr\u00f2 l\u00e0m k\u00edn \u0111\u00f3 g\u1eafn li\u1ec1n v\u1edbi hi\u1ec7u su\u1ea5t b\u1ea3o v\u1ec7 ch\u1ed1ng x\u00e2m nh\u1eadp nh\u01b0 <strong>IP68 \/ IP69K<\/strong>, v\u00e0 trong th\u1ef1c t\u1ebf v\u1ecf b\u1ecdc \u1edf B\u1eafc M\u1ef9, ng\u01b0\u1eddi mua c\u0169ng c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm s\u1ef1 ph\u00f9 h\u1ee3p v\u1edbi <strong>NEMA 4X<\/strong> ho\u1eb7c c\u00e1c mong \u0111\u1ee3i v\u1ec1 m\u00f4i tr\u01b0\u1eddng t\u01b0\u01a1ng t\u1ef1 t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c l\u1eafp \u0111\u1eb7t.<\/p>\n<h3>3. Gi\u1ea3m c\u0103ng th\u1eb3ng<\/h3>\n<p>N\u00f3 l\u00e0m gi\u1ea3m \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc tr\u00ean d\u00e2y d\u1eabn v\u00e0 \u0111\u1ea7u n\u1ed1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong thi\u1ebft b\u1ecb rung ho\u1eb7c di \u0111\u1ed9ng.<\/p>\n<h3>4. H\u1ed7 tr\u1ee3 an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i<\/h3>\n<p>Trong \u1ee9ng d\u1ee5ng ph\u00f9 h\u1ee3p, m\u1ed9t \u0111\u1ea7u c\u00e1p \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u00fang c\u00e1ch s\u1ebd g\u00f3p ph\u1ea7n \u0111\u1ecbnh tuy\u1ebfn c\u00e1p an to\u00e0n h\u01a1n, t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a v\u1ecf b\u1ecdc t\u1ed1t h\u01a1n v\u00e0 tu\u1ed5i th\u1ecd h\u1ec7 th\u1ed1ng d\u00e0i h\u01a1n.<\/p>\n<p>M\u1ed9t s\u1ed1 lo\u1ea1i \u0111\u1ea7u c\u00e1p c\u0169ng b\u1ed5 sung c\u00e1c ch\u1ee9c n\u0103ng chuy\u00ean bi\u1ec7t nh\u01b0:<\/p>\n<ul>\n<li>k\u1ebft cu\u1ed1i m\u00e0n ch\u1eafn trong \u0111\u1ea7u c\u00e1p EMC<\/li>\n<li>gi\u1eef v\u00e0 li\u00ean k\u1ebft gi\u00e1p trong \u0111\u1ea7u c\u00e1p c\u00f3 gi\u00e1p<\/li>\n<li>c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t trong \u0111\u1ea7u c\u00e1p tho\u00e1ng kh\u00ed<\/li>\n<\/ul>\n<h2>C\u00e1c B\u1ed9 Ph\u1eadn Ch\u00ednh c\u1ee7a \u0110\u1ea7u C\u00e1p<\/h2>\n<figure style=\"text-align: center; margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-infographic-showing-the-main-parts-and-functions-of-a-cable-gland.webp\" alt=\"Exploded technical illustration showing the main parts and functions of a cable gland including locknut, gland body, sealing insert, and compression nut\" style=\"max-width: 100%; height: auto;\"><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">H\u00ecnh \u1ea3nh th\u00f4ng tin k\u1ef9 thu\u1eadt chi ti\u1ebft c\u1ea5u tr\u00fac b\u00ean trong, c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3 c\u1ee7a m\u1ed9t \u0111\u1ea7u c\u00e1p ti\u00eau chu\u1ea9n.<\/figcaption><\/figure>\n<p>M\u1eb7c d\u00f9 thi\u1ebft k\u1ebf kh\u00e1c nhau t\u00f9y theo lo\u1ea1i, nh\u01b0ng h\u1ea7u h\u1ebft c\u00e1c \u0111\u1ea7u c\u00e1p \u0111\u1ec1u bao g\u1ed3m c\u00e1c y\u1ebfu t\u1ed1 ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n gi\u1ed1ng nhau:<\/p>\n<ul>\n<li>th\u00e2n \u0111\u1ea7u c\u00e1p<\/li>\n<li>mi\u1ebfng ch\u00e8n l\u00e0m k\u00edn ho\u1eb7c v\u00f2ng l\u00e0m k\u00edn<\/li>\n<li>th\u00e0nh ph\u1ea7n k\u1eb9p<\/li>\n<li>\u0111ai \u1ed1c kh\u00f3a ho\u1eb7c ren l\u1eafp<\/li>\n<li>\u0111ai \u1ed1c n\u00e9n<\/li>\n<li>v\u00f2ng \u0111\u1ec7m ho\u1eb7c t\u1ea5m che t\u00f9y ch\u1ecdn t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf<\/li>\n<\/ul>\n<p>S\u1ef1 s\u1eafp x\u1ebfp ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u1ea7u c\u00e1p l\u00e0 nylon, \u0111\u1ed3ng thau, th\u00e9p kh\u00f4ng g\u1ec9, EMC, c\u00f3 gi\u00e1p hay ch\u1ed1ng ch\u00e1y n\u1ed5.<\/p>\n<h2>C\u00e1c Lo\u1ea1i \u0110\u1ea7u C\u00e1p Ch\u00ednh<\/h2>\n<figure style=\"text-align: center; margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Comparison-infographic-showing-the-main-types-of-cable-glands-and-their-applications.webp\" alt=\"Comparison table infographic showing 6 professional cable gland types, functions, typical cables, environments, and applications\" style=\"max-width: 100%; height: auto;\"><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">H\u00ecnh \u1ea3nh th\u00f4ng tin so s\u00e1nh cho th\u1ea5y c\u00e1c lo\u1ea1i \u0111\u1ea7u c\u00e1p ch\u00ednh, c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng l\u00fd t\u01b0\u1edfng c\u1ee7a ch\u00fang.<\/figcaption><\/figure>\n<p>M\u1ed9t l\u00fd do khi\u1ebfn ch\u1ee7 \u0111\u1ec1 n\u00e0y b\u1ecb ph\u00e2n m\u1ea3nh trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm l\u00e0 v\u00ec \u201c\u0111\u1ea7u c\u00e1p\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m duy nh\u1ea5t. N\u00f3 l\u00e0 m\u1ed9t h\u1ecd c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u c\u00e1p cho c\u00e1c m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u1ea5u tr\u00fac c\u00e1p kh\u00e1c nhau.<\/p>\n<h3>\u1ed0ng lu\u1ed3n c\u00e1p ti\u00eau chu\u1ea9n<\/h3>\n<p>\u0110\u00e2y l\u00e0 c\u00e1c \u0111\u1ea7u c\u00e1p \u0111a n\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u00e0o c\u00e1p, gi\u1eef v\u00e0 l\u00e0m k\u00edn th\u00f4ng th\u01b0\u1eddng, n\u01a1i kh\u00f4ng y\u00eau c\u1ea7u ch\u1ee9c n\u0103ng EMC, gi\u00e1p ho\u1eb7c khu v\u1ef1c nguy hi\u1ec3m chuy\u00ean d\u1ee5ng.<\/p>\n<h3>\u0110\u1ea7u n\u1ed1i c\u00e1p EMC<\/h3>\n<p>Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u00e1p \u0111\u01b0\u1ee3c che ch\u1eafn, n\u01a1i m\u00e0n ch\u1eafn ho\u1eb7c b\u1ec7n c\u00e1p c\u1ea7n m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn k\u1ebft cu\u1ed1i d\u1eabn \u0111i\u1ec7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 \u0111\u1ed9 \u1ed3n cao h\u01a1n, ch\u1ea5t l\u01b0\u1ee3ng k\u1ebft cu\u1ed1i \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 che ch\u1eafn, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao \u0111\u1ea7u c\u00e1p EMC th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn li\u00ean quan \u0111\u1ebfn tr\u1edf kh\u00e1ng truy\u1ec1n th\u1ea5p v\u00e0 khu\u00f4n kh\u1ed5 th\u1eed nghi\u1ec7m c\u1ee7a <strong>IEC 62444<\/strong>. So s\u00e1nh k\u1ef9 thu\u1eadt s\u00e2u h\u01a1n \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong <a href=\"https:\/\/test.viox.com\/vi\/what-are-emc-cable-glands\/\">\u1ed0c si\u1ebft c\u00e1p EMC l\u00e0 g\u00ec?<\/a> v\u00e0 <a href=\"https:\/\/test.viox.com\/vi\/how-to-choose-the-right-emc-cable-gland\/\">C\u00e1ch ch\u1ecdn \u1ed1c si\u1ebft c\u00e1p EMC ph\u00f9 h\u1ee3p<\/a>.<\/p>\n<h3>\u0110\u1ea7u c\u00e1p c\u00f3 gi\u00e1p<\/h3>\n<p>Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i c\u00e1p c\u00f3 gi\u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh b\u1eb1ng c\u01a1 h\u1ecdc v\u00e0, trong nhi\u1ec1u h\u1ec7 th\u1ed1ng, \u0111\u01b0\u1ee3c li\u00ean k\u1ebft \u0111i\u1ec7n. \u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 ch\u1ee7 \u0111\u1ec1 \u0111\u00f3, h\u00e3y xem <a href=\"https:\/\/test.viox.com\/vi\/what-is-an-armoured-cable-gland\/\">\u1ed0c si\u1ebft c\u00e1p b\u1ecdc th\u00e9p l\u00e0 g\u00ec?<\/a>.<\/p>\n<h3>\u0110\u1ea7u c\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc<\/h3>\n<p>Ch\u00fang t\u1eadp trung v\u00e0o vi\u1ec7c l\u00e0m k\u00edn m\u00f4i tr\u01b0\u1eddng, n\u01a1i ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, th\u1eddi ti\u1ebft, r\u1eeda tr\u00f4i ho\u1eb7c s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a h\u01a1i \u1ea9m l\u00e0 m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u. \u0110\u1ec3 bi\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 theo \u1ee9ng d\u1ee5ng, h\u00e3y xem <a href=\"https:\/\/test.viox.com\/vi\/applications-of-waterproof-cable-glands\/\">\u1ee8ng d\u1ee5ng c\u1ee7a \u0111\u1ea7u n\u1ed1i c\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc<\/a>.<\/p>\n<h3>\u0110\u1ea7u n\u1ed1i c\u00e1p th\u00f4ng h\u01a1i<\/h3>\n<p>Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i ki\u1ec3m so\u00e1t s\u1ef1 ng\u01b0ng t\u1ee5 v\u00e0 c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t quan tr\u1ecdng ngo\u00e0i vi\u1ec7c v\u00e0o c\u00e1p. \u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 danh m\u1ee5c \u0111\u00f3, h\u00e3y xem <a href=\"https:\/\/test.viox.com\/vi\/what-is-a-breathable-cable-gland\/\">Tuy\u1ebfn c\u00e1p tho\u00e1ng kh\u00ed l\u00e0 g\u00ec?<\/a>.<\/p>\n<h3>\u0110\u1ea7u c\u00e1p ch\u1ed1ng ch\u00e1y n\u1ed5 ho\u1eb7c khu v\u1ef1c nguy hi\u1ec3m<\/h3>\n<p>Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a v\u1ecf b\u1ecdc v\u00e0 c\u00e1c y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t \u0111\u00e1nh l\u1eeda ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 v\u1ecb tr\u00ed nguy hi\u1ec3m. Trong nhi\u1ec1u d\u1ef1 \u00e1n to\u00e0n c\u1ea7u, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 \u0111\u00e1nh gi\u00e1 vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ea7u c\u00e1p trong b\u1ed1i c\u1ea3nh c\u1ee7a <strong>ATEX<\/strong> hay <strong>IECEx<\/strong> c\u00e1c y\u00eau c\u1ea7u h\u01a1n l\u00e0 coi n\u00f3 nh\u01b0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh v\u00e0o c\u00e1p th\u00f4ng th\u01b0\u1eddng. Phi\u00ean b\u1ea3n khu v\u1ef1c nguy hi\u1ec3m \u0111\u01b0\u1ee3c kh\u00e1m ph\u00e1 chi ti\u1ebft h\u01a1n trong <a href=\"https:\/\/test.viox.com\/vi\/full-guide-to-explosion-proof-cable-glands\/\">H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 \u1ed1c v\u00edt c\u00e1p ch\u1ed1ng ch\u00e1y n\u1ed5<\/a>.<\/p>\n<h2>V\u1eadt Li\u1ec7u \u0110\u1ea7u C\u00e1p<\/h2>\n<p>\u0110\u1ea7u c\u00e1p kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn theo lo\u1ea1i. V\u1eadt li\u1ec7u quan tr\u1ecdng v\u00ec nhi\u1ec1u l\u1ed7i th\u1ef1c t\u1ebf l\u00e0 do s\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1ec1 m\u00f4i tr\u01b0\u1eddng h\u01a1n l\u00e0 ph\u00e2n lo\u1ea1i danh m\u1ee5c. Trong th\u1ef1c t\u1ebf, hai trong s\u1ed1 c\u00e1c m\u1ed1i \u0111e d\u1ecda v\u1eadt li\u1ec7u l\u00e2u d\u00e0i ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 <strong>\u0103n m\u00f2n \u0111i\u1ec7n ph\u00e2n<\/strong> trong c\u00e1c l\u1eafp \u0111\u1eb7t kim lo\u1ea1i h\u1ed7n h\u1ee3p ho\u1eb7c \u1ea9m \u01b0\u1edbt v\u00e0 <strong>S\u1ef1 suy gi\u1ea3m do tia UV<\/strong> trong c\u00e1c \u1ee9ng d\u1ee5ng polyme ngo\u00e0i tr\u1eddi.<\/p>\n<h3>\u0110\u1ea7u c\u00e1p nylon<\/h3>\n<p>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n nylon \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf nh\u1eefng n\u01a1i quan tr\u1ecdng v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9, c\u00e1ch \u0111i\u1ec7n v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed.<\/p>\n<h3>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n b\u1eb1ng \u0111\u1ed3ng thau m\u1ea1 niken<\/h3>\n<p>Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, n\u01a1i c\u1ea7n hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc m\u1ea1nh m\u1ebd h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n m\u00f4i tr\u01b0\u1eddng r\u1ed9ng h\u01a1n.<\/p>\n<h3>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n b\u1eb1ng th\u00e9p kh\u00f4ng g\u1ec9<\/h3>\n<p>Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn cho m\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n, v\u1ec7 sinh, h\u00e0ng h\u1ea3i ho\u1eb7c h\u00f3a ch\u1ea5t \u0103n m\u00f2n.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n m\u00e0 s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong quy\u1ebft \u0111\u1ecbnh, <a href=\"https:\/\/test.viox.com\/vi\/10-differences-between-nylon-and-nickel-plated-brass-cable-glands\/\">10 \u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa \u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n Nylon v\u00e0 \u0110\u1ed3ng thau m\u1ea1 niken<\/a> v\u00e0 <a href=\"https:\/\/test.viox.com\/vi\/choosing-the-right-material-for-your-cable-glands\/\">Ch\u1ecdn V\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p cho \u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n c\u1ee7a b\u1ea1n<\/a> \u0111i s\u00e2u h\u01a1n v\u00e0o kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc.<\/p>\n<h2>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf \u0111\u00e2u<\/h2>\n<p>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o c\u00e1p ph\u1ea3i \u0111i v\u00e0o thi\u1ebft b\u1ecb m\u1ed9t c\u00e1ch c\u00f3 ki\u1ec3m so\u00e1t, k\u00edn v\u00e0 an to\u00e0n v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc.<\/p>\n<p>C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m:<\/p>\n<ul>\n<li>b\u1ea3ng \u0111i\u1ec7n<\/li>\n<li>h\u1ed9p n\u1ed1i<\/li>\n<li>t\u1ee7 \u0111i\u1ec7n v\u00e0 t\u1ee7 \u0111i\u1ec1u khi\u1ec3n<\/li>\n<li>\u0111\u1ed9ng c\u01a1 v\u00e0 m\u00e1y m\u00f3c<\/li>\n<li>h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng ngo\u00e0i tr\u1eddi<\/li>\n<li>v\u1ecf b\u1ecdc thi\u1ebft b\u1ecb \u0111o \u0111\u1ea1c<\/li>\n<li>thi\u1ebft b\u1ecb vi\u1ec5n th\u00f4ng<\/li>\n<li>h\u1ec7 th\u1ed1ng h\u00e0ng h\u1ea3i<\/li>\n<li>thi\u1ebft b\u1ecb t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u00f4ng nghi\u1ec7p<\/li>\n<\/ul>\n<p>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n c\u00f3 v\u1ebb l\u00e0 m\u1ed9t ph\u1ee5 ki\u1ec7n nh\u1ecf, nh\u01b0ng n\u00f3 c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a v\u1ecf b\u1ecdc, tu\u1ed5i th\u1ecd c\u00e1p v\u00e0 \u0111\u1ed9 tin c\u1eady b\u1ea3o tr\u00ec.<\/p>\n<h2>C\u00e1ch ch\u1ecdn \u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n ph\u00f9 h\u1ee3p<\/h2>\n<figure style=\"text-align: center; margin: 20px 0;\">\n    <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-flowchart-showing-how-to-choose-the-right-cable-gland-by-cable-type-environment-and-standards.webp\" alt=\"Flowchart showing the industrial cable gland selection process based on cable type, environmental conditions, and standards\" style=\"max-width: 100%; height: auto;\"><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">M\u1ed9t s\u01a1 \u0111\u1ed3 k\u1ef9 thu\u1eadt h\u01b0\u1edbng d\u1eabn b\u1ea1n ch\u1ecdn \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean lo\u1ea1i c\u00e1p, m\u00f4i tr\u01b0\u1eddng v\u00e0 ti\u00eau chu\u1ea9n ren.<\/figcaption><\/figure>\n<p>\u0110\u00e2y l\u00e0 n\u01a1i m\u00e0 nhi\u1ec1u trang \u201ch\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7\u201d c\u0169 tr\u1edf n\u00ean qu\u00e1 chung chung. Qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t b\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1p v\u00e0 vi\u1ec7c l\u1eafp \u0111\u1eb7t, ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u1edbi danh m\u1ee5c s\u1ea3n ph\u1ea9m.<\/p>\n<h3>1. X\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u00e1p<\/h3>\n<p>H\u1ecfi:<\/p>\n<ul>\n<li>C\u00e1p c\u00f3 kh\u00f4ng b\u1ecdc th\u00e9p hay b\u1ecdc th\u00e9p?<\/li>\n<li>N\u00f3 c\u00f3 \u0111\u01b0\u1ee3c che ch\u1eafn kh\u00f4ng?<\/li>\n<li>N\u00f3 c\u00f3 linh ho\u1ea1t hay c\u1ed1 \u0111\u1ecbnh?<\/li>\n<li>\u0110\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u00e0 bao nhi\u00eau?<\/li>\n<li>V\u1eadt li\u1ec7u v\u1ecf b\u1ecdc l\u00e0 g\u00ec?<\/li>\n<\/ul>\n<h3>2. Ki\u1ec3m tra m\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t:<\/p>\n<ul>\n<li>trong nh\u00e0 ho\u1eb7c ngo\u00e0i tr\u1eddi<\/li>\n<li>ti\u1ebfp x\u00fac v\u1edbi b\u1ee5i ho\u1eb7c n\u01b0\u1edbc<\/li>\n<li>ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t<\/li>\n<li>rung \u0111\u1ed9ng<\/li>\n<li>Ti\u1ebfp x\u00fac v\u1edbi tia c\u1ef1c t\u00edm<\/li>\n<li>nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t<\/li>\n<li>nguy c\u01a1 \u0103n m\u00f2n<\/li>\n<\/ul>\n<h3>3. K\u1ebft h\u1ee3p v\u1eadt li\u1ec7u \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n<\/h3>\n<p>V\u1eadt li\u1ec7u ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi c\u1ea3 m\u00f4i tr\u01b0\u1eddng v\u00e0 y\u00eau c\u1ea7u c\u01a1 h\u1ecdc c\u1ee7a vi\u1ec7c l\u1eafp \u0111\u1eb7t.<\/p>\n<h3>4. X\u00e1c nh\u1eadn lo\u1ea1i ren<\/h3>\n<p>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ren c\u1ee7a \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n th\u01b0\u1eddng b\u1ecb b\u1ecf qua. C\u00e1c h\u1ec7 th\u1ed1ng ren ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li>h\u1ec7 m\u00e9t<\/li>\n<li>PG<\/li>\n<li>NPT<\/li>\n<li>G \/ BSP<\/li>\n<\/ul>\n<p>V\u1ec1 m\u1eb7t th\u1ef1c t\u1ebf, <strong>ren h\u1ec7 m\u00e9t<\/strong> l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn nh\u1ea5t trong m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p v\u00e0 x\u00e2y d\u1ef1ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n hi\u1ec7n \u0111\u1ea1i, trong khi <strong>NPT<\/strong> ph\u1ed5 bi\u1ebfn h\u01a1n \u1edf nh\u1eefng n\u01a1i m\u00e0 c\u00e1c th\u00f4ng l\u1ec7 v\u1ec1 \u1ed1ng d\u1eabn B\u1eafc M\u1ef9 chi\u1ebfm \u01b0u th\u1ebf. <strong>PG<\/strong> ren v\u1eabn \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c thi\u1ebft b\u1ecb c\u0169 h\u01a1n, v\u00e0 <strong>G \/ BSP<\/strong> ren xu\u1ea5t hi\u1ec7n trong m\u1ed9t s\u1ed1 c\u00e0i \u0111\u1eb7t k\u1ebf th\u1eeba qu\u1ed1c t\u1ebf ho\u1eb7c h\u01b0\u1edbng \u0111\u1ebfn ti\u1ec7n \u00edch. N\u1ebfu vi\u1ec7c x\u00e1c \u0111\u1ecbnh ren \u0111ang l\u00e0m ch\u1eadm d\u1ef1 \u00e1n thay th\u1ebf, <a href=\"https:\/\/test.viox.com\/vi\/how-to-identify-cable-gland-threads\/\">C\u00e1ch x\u00e1c \u0111\u1ecbnh ren tuy\u1ebfn c\u00e1p<\/a> bao g\u1ed3m c\u00e1c chi ti\u1ebft.<\/p>\n<h3>5. X\u00e1c nh\u1eadn ph\u1ea1m vi ni\u00eam phong<\/h3>\n<p>\u1ed0ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea1m vi \u0111\u01b0\u1eddng k\u00ednh c\u00e1p th\u1ef1c t\u1ebf, kh\u00f4ng ch\u1ec9 t\u00ean c\u00e1p danh ngh\u0129a.<\/p>\n<h3>6. Ki\u1ec3m tra xem c\u00f3 c\u1ea7n \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n chuy\u00ean d\u1ee5ng hay kh\u00f4ng<\/h3>\n<p>V\u00ed d\u1ee5:<\/p>\n<ul>\n<li>C\u00e1p EMC \u0111\u1ec3 li\u00ean t\u1ee5c che ch\u1eafn<\/li>\n<li>\u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n b\u1ecdc th\u00e9p cho c\u00e1p b\u1ecdc th\u00e9p<\/li>\n<li>\u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n tho\u00e1ng kh\u00ed cho thi\u1ebft k\u1ebf v\u1ecf b\u1ecdc d\u1ec5 ng\u01b0ng t\u1ee5<\/li>\n<li>\u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n khu v\u1ef1c nguy hi\u1ec3m cho m\u00f4i tr\u01b0\u1eddng c\u00f3 nguy c\u01a1 n\u1ed5<\/li>\n<\/ul>\n<h2>M\u1ed9t v\u00ed d\u1ee5 l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf<\/h2>\n<p>Hai b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f9ng \u0111\u01b0\u1eddng k\u00ednh c\u00e1p v\u00e0 v\u1eabn c\u1ea7n c\u00e1c \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n kh\u00e1c nhau.<\/p>\n<p>Trong m\u1ed9t h\u1ed9p n\u1ed1i trong nh\u00e0 c\u01a1 b\u1ea3n v\u1edbi c\u00e1p kh\u00f4ng \u0111\u01b0\u1ee3c che ch\u1eafn v\u00e0 \u00edt c\u0103ng th\u1eb3ng v\u1ec1 m\u00f4i tr\u01b0\u1eddng, m\u1ed9t \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n nylon ho\u1eb7c \u0111\u1ed3ng thau m\u1ea1 niken ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n ph\u00f9 h\u1ee3p. C\u00e1c \u01b0u ti\u00ean r\u1ea5t \u0111\u01a1n gi\u1ea3n: b\u1ecbt k\u00edn l\u1ed1i v\u00e0o, gi\u1eef c\u00e1p an to\u00e0n v\u00e0 gi\u1eef cho vi\u1ec7c l\u1eafp \u0111\u1eb7t thi\u1ebft th\u1ef1c v\u00e0 kinh t\u1ebf.<\/p>\n<p>B\u00e2y gi\u1edd h\u00e3y so s\u00e1nh \u0111i\u1ec1u \u0111\u00f3 v\u1edbi m\u1ed9t t\u1ee7 \u0111i\u1ec1u khi\u1ec3n trong m\u1ed9t nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p b\u1ee5i b\u1eb7m. C\u00e1p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c che ch\u1eafn, \u0111\u1ed9 rung c\u00f3 th\u1ec3 cao h\u01a1n, v\u1ecf b\u1ecdc c\u00f3 th\u1ec3 ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi nhi\u1ec1u \u00f4 nhi\u1ec5m h\u01a1n v\u00e0 th\u00e2n \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc m\u1ea1nh h\u01a1n v\u00e0 h\u00e0nh vi EMC t\u1ed1t h\u01a1n. Trong m\u00f4i tr\u01b0\u1eddng \u0111\u00f3, c\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang c\u00f3 th\u1ec3 chuy\u1ec3n sang \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n EMC b\u1eb1ng \u0111\u1ed3ng thau ho\u1eb7c m\u1ed9t thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng h\u01a1n kh\u00e1c, ngay c\u1ea3 khi b\u1ea3n th\u00e2n k\u00edch th\u01b0\u1edbc c\u00e1p tr\u00f4ng t\u01b0\u01a1ng t\u1ef1 tr\u00ean gi\u1ea5y.<\/p>\n<p>\u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c l\u1ef1a ch\u1ecdn \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n kh\u00f4ng n\u00ean ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf k\u00edch th\u01b0\u1edbc ren v\u00e0 \u0111\u01b0\u1eddng k\u00ednh.<\/p>\n<h2>Nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p khi ch\u1ecdn \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n<\/h2>\n<h3>Ch\u1ec9 ch\u1ecdn theo \u0111\u01b0\u1eddng k\u00ednh c\u00e1p<\/h3>\n<p>\u0110\u01b0\u1eddng k\u00ednh quan tr\u1ecdng, nh\u01b0ng n\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a vi\u1ec7c l\u1ef1a ch\u1ecdn.<\/p>\n<h3>B\u1ecf qua t\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a ren<\/h3>\n<p>Nhi\u1ec1u v\u1ea5n \u0111\u1ec1 l\u1eafp \u0111\u1eb7t ph\u00e1t sinh t\u1eeb s\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p gi\u1eefa ren c\u1ee7a \u0111\u1ea7u n\u1ed1i c\u00e1p v\u00e0 ren \u0111\u1ea7u v\u00e0o c\u1ee7a v\u1ecf t\u1ee7 \u0111i\u1ec7n.<\/p>\n<h3>S\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i c\u00e1p ti\u00eau chu\u1ea9n khi c\u1ea7n \u0111\u1ea7u n\u1ed1i c\u00e1p chuy\u00ean d\u1ee5ng<\/h3>\n<p>V\u00ed d\u1ee5 bao g\u1ed3m c\u00e1c \u1ee9ng d\u1ee5ng EMC, c\u00f3 gi\u00e1p b\u1ea3o v\u1ec7 ho\u1eb7c khu v\u1ef1c nguy hi\u1ec3m.<\/p>\n<h3>B\u1ecf qua t\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a v\u1eadt li\u1ec7u<\/h3>\n<p>V\u1eadt li\u1ec7u \u0111\u1ea7u n\u1ed1i c\u00e1p kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 g\u00e2y ra \u0103n m\u00f2n, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 b\u1ec1n ho\u1eb7c c\u01a1 h\u1ecdc theo th\u1eddi gian.<\/p>\n<h3>Coi \u0111\u1ea7u n\u1ed1i c\u00e1p nh\u01b0 c\u00e1c ph\u1ee5 ki\u1ec7n th\u00f4ng th\u01b0\u1eddng<\/h3>\n<p>Tr\u00ean th\u1ef1c t\u1ebf, ch\u00fang l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 v\u1ecf t\u1ee7 \u0111i\u1ec7n v\u00e0 qu\u1ea3n l\u00fd c\u00e1p.<\/p>\n<p>Nhi\u1ec1u l\u1ed7i m\u00e0 m\u1ecdi ng\u01b0\u1eddi \u0111\u1ed5 l\u1ed7i cho \u201c\u0111\u1ea7u n\u1ed1i c\u00e1p k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng\u201d th\u1ef1c ra l\u00e0 do l\u1ed7i l\u1eafp \u0111\u1eb7t, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao <a href=\"https:\/\/test.viox.com\/vi\/common-cable-gland-installation-problems\/\">C\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p khi l\u1eafp \u0111\u1eb7t tuy\u1ebfn c\u00e1p<\/a> th\u01b0\u1eddng h\u1eefu \u00edch h\u01a1n l\u00e0 ch\u1ec9 so s\u00e1nh c\u00e1c t\u00ednh n\u0103ng trong catalog.<\/p>\n<h2>\u0110\u1ea7u N\u1ed1i C\u00e1p (Cable Gland) so v\u1edbi \u0110\u1ea7u N\u1ed1i D\u00e2y C\u00e1p (Cable Connector)<\/h2>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec3m g\u00e2y nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn. \u0110\u1ea7u n\u1ed1i c\u00e1p ch\u1ee7 y\u1ebfu l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ni\u00eam phong v\u00e0 \u0111\u01b0a c\u00e1p v\u00e0o, trong khi \u0111\u1ea7u n\u1ed1i d\u00e2y c\u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o k\u1ebft n\u1ed1i \u0111i\u1ec7n gi\u1eefa c\u00e1c d\u00e2y d\u1eabn ho\u1eb7c thi\u1ebft b\u1ecb.<\/p>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 tr\u1edf n\u00ean quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh t\u00ecm ngu\u1ed3n cung \u1ee9ng v\u00ec m\u1ed9t d\u1ef1 \u00e1n c\u00f3 th\u1ec3 c\u1ea7n c\u1ea3 hai b\u1ed9 ph\u1eadn, nh\u01b0ng ch\u00fang kh\u00f4ng gi\u1ea3i quy\u1ebft c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1. Ranh gi\u1edbi \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch tr\u1ef1c ti\u1ebfp h\u01a1n trong <a href=\"https:\/\/test.viox.com\/vi\/cable-gland-vs-cable-connector-difference\/\">\u0110\u1ea7u N\u1ed1i C\u00e1p (Cable Gland) so v\u1edbi \u0110\u1ea7u N\u1ed1i D\u00e2y C\u00e1p (Cable Connector): S\u1ef1 Kh\u00e1c Bi\u1ec7t<\/a>.<\/p>\n<h2>Nh\u1eefng C\u00e2u H\u1ecfi Th\u01b0\u1eddng<\/h2>\n<h3>\u1ed0c si\u1ebft c\u00e1p (cable gland) \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h3>\n<p>\u0110\u1ea7u n\u1ed1i c\u00e1p (cable gland) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh v\u00e0 l\u00e0m k\u00edn c\u00e1p t\u1ea1i v\u1ecb tr\u00ed n\u00f3 \u0111i v\u00e0o v\u1ecf t\u1ee7 \u0111i\u1ec7n, m\u00e1y m\u00f3c, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c h\u1ed9p n\u1ed1i.<\/p>\n<h3>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t \u0111\u1ea7u n\u1ed1i c\u00e1p (cable gland) v\u00e0 m\u1ed9t connector l\u00e0 g\u00ec?<\/h3>\n<p>\u0110\u1ea7u n\u1ed1i c\u00e1p (cable gland) ch\u1ee7 y\u1ebfu cung c\u1ea5p kh\u1ea3 n\u0103ng l\u00e0m k\u00edn, gi\u1eef c\u1ed1 \u0111\u1ecbnh v\u00e0 gi\u1ea3m c\u0103ng t\u1ea1i \u0111i\u1ec3m v\u00e0o c\u00e1p. \u0110\u1ea7u n\u1ed1i (connector) ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o k\u1ebft n\u1ed1i \u0111i\u1ec7n.<\/p>\n<h3>Ph\u1ea3i ch\u0103ng t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p \u0111\u1ec1u \u0111\u1ea1t chu\u1ea9n IP68?<\/h3>\n<p>Kh\u00f4ng. Nhi\u1ec1u \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n \u0111\u01b0\u1ee3c b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng v\u1edbi tuy\u00ean b\u1ed1 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc IP68 ho\u1eb7c cao h\u01a1n, nh\u01b0ng m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 th\u1ef1c t\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf s\u1ea3n ph\u1ea9m, \u0111\u1ed9 v\u1eeba v\u1eb7n c\u1ee7a c\u00e1p, ch\u1ea5t l\u01b0\u1ee3ng l\u1eafp \u0111\u1eb7t v\u00e0 giao di\u1ec7n v\u1ecf b\u1ecdc. N\u00ean ki\u1ec3m tra x\u1ebfp h\u1ea1ng tr\u00ean \u1ed1ng lu\u1ed3n d\u00e2y \u0111i\u1ec7n c\u1ee5 th\u1ec3 thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i.<\/p>\n<h3>Khi n\u00e0o t\u00f4i n\u00ean ch\u1ecdn ren NPT thay v\u00ec ren \u1ed1ng lu\u1ed3n c\u00e1p h\u1ec7 m\u00e9t?<\/h3>\n<p>Ren th\u01b0\u1eddng th\u00ec NPT \u0111\u01b0\u1ee3c ch\u1ecdn khi v\u1ecf t\u1ee7 \u0111i\u1ec7n ho\u1eb7c h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn tu\u00e2n theo ti\u00eau chu\u1ea9n ren B\u1eafc M\u1ef9. Ren h\u1ec7 m\u00e9t ph\u1ed5 bi\u1ebfn h\u01a1n trong m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i v\u00e0 c\u00f4ng vi\u1ec7c l\u1eafp r\u00e1p t\u1ee7 \u0111i\u1ec7n qu\u1ed1c t\u1ebf. L\u1ef1a ch\u1ecdn \u0111\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ea7u v\u00e0o c\u1ee7a v\u1ecf t\u1ee7 \u0111i\u1ec7n v\u00e0 ti\u00eau chu\u1ea9n c\u00f4ng tr\u00ecnh, ch\u1ee9 kh\u00f4ng ch\u1ec9 s\u1edf th\u00edch c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h3>C\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p d\u00f9ng trong khu v\u1ef1c nguy hi\u1ec3m c\u00f3 c\u1ea7n ch\u1ee9ng nh\u1eadn ATEX ho\u1eb7c IECEx kh\u00f4ng?<\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng trong khu v\u1ef1c nguy hi\u1ec3m, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ea7u n\u1ed1i c\u00e1p th\u01b0\u1eddng g\u1eafn li\u1ec1n v\u1edbi khu\u00f4n kh\u1ed5 ch\u1ee9ng nh\u1eadn theo y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n, ph\u1ed5 bi\u1ebfn l\u00e0 ATEX, IECEx ho\u1eb7c m\u1ed9t h\u1ec7 th\u1ed1ng khu v\u1ef1c kh\u00e1c. Kh\u00f4ng n\u00ean cho r\u1eb1ng m\u1ed9t \u0111\u1ea7u n\u1ed1i c\u00e1p c\u00f4ng nghi\u1ec7p ti\u00eau chu\u1ea9n l\u00e0 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c trong m\u00f4i tr\u01b0\u1eddng \u0111\u00f3.<\/p>\n<h3>C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t lo\u1ea1i \u0111\u1ea7u n\u1ed1i c\u00e1p (cable gland) cho c\u1ea3 c\u00e1p c\u00f3 \u044d\u043a\u0440\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 (shielded) v\u00e0 c\u00e1p kh\u00f4ng \u044d\u043a\u0440\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 (unshielded) kh\u00f4ng?<\/h3>\n<p>\u0110\u00f4i khi, c\u00f9ng m\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m chung c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1edbi c\u00e1c c\u1ea5u tr\u00fac kh\u00e1c nhau, nh\u01b0ng vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c c\u00e1p c\u00f3 c\u1ea7n ti\u1ebfp \u0111\u1ea5t EMC, x\u1eed l\u00fd gi\u00e1p b\u1ea3o v\u1ec7, hay ch\u1ec9 c\u1ea7n l\u00e0m k\u00edn v\u00e0 gi\u1eef ti\u00eau chu\u1ea9n hay kh\u00f4ng.<\/p>\n<h2>Khuy\u1ebfn ngh\u1ecb cu\u1ed1i c\u00f9ng<\/h2>\n<p>N\u1ebfu m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n l\u00e0 hi\u1ec3u <strong>\u0111\u1ea7u n\u1ed1i c\u00e1p l\u00e0 g\u00ec<\/strong> v\u00e0 c\u00e1ch ch\u1ecdn m\u1ed9t c\u00e1i, h\u00e3y coi \u0111\u1ea7u n\u1ed1i c\u00e1p nh\u01b0 m\u1ed9t giao di\u1ec7n thi\u1ebft th\u1ef1c gi\u1eefa c\u00e1p v\u00e0 \u0111i\u1ec3m v\u00e0o c\u1ee7a thi\u1ebft b\u1ecb. C\u00f4ng vi\u1ec7c c\u1ee7a ch\u00fang kh\u00f4ng ch\u1ec9 l\u00e0 gi\u1eef c\u00e1p m\u00e0 c\u00f2n l\u00e0 b\u1ea3o v\u1ec7 v\u1ecf t\u1ee7 \u0111i\u1ec7n, h\u1ed7 tr\u1ee3 c\u00e1p v\u1ec1 m\u1eb7t c\u01a1 h\u1ecdc v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u1ee9ng d\u1ee5ng.<\/p>\n<p>\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c d\u1ef1 \u00e1n, quy tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u00fang l\u00e0:<\/p>\n<ol>\n<li>x\u00e1c \u0111\u1ecbnh c\u00e1p<\/li>\n<li>x\u00e1c \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng<\/li>\n<li>x\u00e1c nh\u1eadn ren v\u00e0 ph\u1ea1m vi ni\u00eam phong<\/li>\n<li>quy\u1ebft \u0111\u1ecbnh xem c\u00f3 c\u1ea7n lo\u1ea1i \u0111\u1ea7u n\u1ed1i c\u00e1p chuy\u00ean d\u1ee5ng hay kh\u00f4ng<\/li>\n<\/ol>\n<p>N\u1ebfu b\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng chuy\u1ec3n t\u1eeb hi\u1ec3u bi\u1ebft chung sang \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m, h\u00e3y ti\u1ebfp t\u1ee5c \u0111\u1ebfn trang <a href=\"https:\/\/test.viox.com\/vi\/cable-gland\/\">Tuy\u1ebfn C\u00e1p<\/a> ch\u00ednh.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>A cable gland is a cable entry device used to secure, seal, and protect a cable where it passes into electrical equipment, enclosures, junction boxes, control panels, or machines. In practical terms, a cable gland helps keep the cable in place, reduces strain on the conductors, and protects the entry point against dust, water, vibration, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7292,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7289","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/7289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/comments?post=7289"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/7289\/revisions"}],"predecessor-version":[{"id":23331,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/7289\/revisions\/23331"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/7292"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=7289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=7289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=7289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}