{"id":20121,"date":"2025-12-01T14:52:55","date_gmt":"2025-12-01T06:52:55","guid":{"rendered":"https:\/\/viox.com\/?p=20121"},"modified":"2025-11-16T15:02:14","modified_gmt":"2025-11-16T07:02:14","slug":"load-center-vs-panelboard-nec-guide","status":"publish","type":"post","link":"https:\/\/test.viox.com\/km\/load-center-vs-panelboard-nec-guide\/","title":{"rendered":"\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1791\u179b\u17cb\u1793\u17b9\u1784\u1794\u1793\u17d2\u1791\u17c7\u17d6 \u1798\u1782\u17d2\u1782\u17bb\u1791\u17d2\u1791\u17c1\u179f\u1780\u17cd\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179c\u17b7\u179f\u17d2\u179c\u1780\u179a (\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a NEC)"},"content":{"rendered":"
\n
\u1780\u17b6\u179a\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u1794\u17b6\u1793\u1799\u179b\u17cb\u1796\u17d2\u179a\u1798\u17d4 \u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u1794\u17b6\u1793\u1794\u1789\u17d2\u1785\u1794\u17cb\u17d4 \u1794\u17b6\u1793\u179c\u17b7\u1793\u17b7\u1799\u17c4\u1782 $15,000\u17d4 \u17a2\u1792\u17b7\u1780\u17b6\u179a\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1798\u1780\u178a\u179b\u17cb\u1790\u17d2\u1784\u17c3\u17a2\u1784\u17d2\u1782\u17b6\u179a\u17cd \u1796\u17c1\u179b\u1796\u17d2\u179a\u17b9\u1780 \u178a\u17c4\u1799\u1798\u17b6\u1793\u1780\u17d2\u178a\u17b6\u179a\u178f\u17c4\u1784\u1780\u17d2\u1793\u17bb\u1784\u178a\u17c3 \u17a0\u17be\u1799\u178a\u17be\u179a\u179f\u17c6\u178a\u17c5\u178f\u17d2\u179a\u1784\u17cb\u1791\u17c5\u1794\u1793\u17d2\u1791\u17c7\u1785\u17c2\u1780\u1785\u17b6\u1799\u178a\u17c2\u179b\u1791\u17be\u1794\u178a\u17c6\u17a1\u17be\u1784\u1790\u17d2\u1798\u17b8\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780 \u178a\u17c2\u179b\u17a2\u17d2\u1793\u1780\u1794\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1790\u17b6\u1787\u17b6\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1796\u17d2\u179a\u17c4\u17c7\u178f\u1798\u17d2\u179b\u17c3\u179f\u1798\u179a\u1798\u17d2\u1799 \u17a0\u17be\u1799\u17a2\u17b6\u1782\u17b6\u179a\u17a0\u17b6\u1780\u17cb\u178a\u17bc\u1785\u1787\u17b6\u178f\u17bc\u1785\u179b\u17d2\u1798\u1798\u17d4 \u1794\u17ca\u17b7\u1785\u179a\u1794\u179f\u17cb\u1782\u17b6\u178f\u17cb\u1785\u1784\u17d2\u17a2\u17bb\u179b\u179b\u17be\u1780\u17b6\u179a\u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17d4 \u201c\u179c\u17b6\u1793\u17b9\u1784\u1798\u17b7\u1793\u1780\u1793\u17d2\u179b\u1784\u1795\u17bb\u178f\u17a1\u17be\u1799\u201d\u17d4 \u179f\u17d2\u179b\u17b6\u1780\u1780\u17d2\u179a\u17a0\u1798\u17d4 \u1780\u17b6\u179a\u179f\u17b6\u1784\u179f\u1784\u17cb\u17a2\u17d2\u1793\u1780\u1787\u17bd\u179b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1791\u17be\u1794\u178f\u17c2\u1780\u17d2\u179b\u17b6\u1799\u1787\u17b6\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u17a1\u17be\u1784\u179c\u17b7\u1789\u1791\u17b6\u17c6\u1784\u179f\u17d2\u179a\u17bb\u1784 \u17a0\u17be\u1799\u17a2\u17d2\u1793\u1780\u1798\u17c9\u17c5\u1780\u17b6\u179a\u1791\u17bc\u1791\u17c5\u1780\u17c6\u1796\u17bb\u1784\u1782\u178e\u1793\u17b6\u1780\u17b6\u179a\u1796\u17b7\u1793\u17d0\u1799\u1799\u17ba\u178f\u1799\u17c9\u17b6\u179c\u179a\u17bd\u1785\u17a0\u17be\u1799\u17d4.<\/p>\n

\u178f\u17be\u17a2\u17d2\u1793\u1780\u1781\u1780\u1781\u17b6\u1793\u17a2\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17c7? \u17a0\u17be\u1799\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u1787\u17b6\u1784\u1793\u17c1\u17c7\u1791\u17c5\u1791\u17c0\u178f \u178f\u17be\u17a2\u17d2\u1793\u1780\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u179a\u179c\u17b6\u1784\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u178a\u17c4\u1799\u179a\u1794\u17c0\u1794\u178e\u17b6 \u178a\u17be\u1798\u17d2\u1794\u17b8\u1780\u17bb\u17c6\u17b1\u17d2\u1799\u179a\u17bf\u1784\u1793\u17c1\u17c7\u1780\u17be\u178f\u17a1\u17be\u1784\u1798\u17d2\u178f\u1784\u1791\u17c0\u178f?<\/p>\n

\u1785\u1798\u17d2\u179b\u17be\u1799\u1798\u17b7\u1793\u179f\u17d2\u1790\u17b7\u178f\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179c\u17c9\u17bb\u179b \u17ac\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c3\u178f\u1798\u17d2\u179b\u17c3\u1793\u17c4\u17c7\u1791\u17c1\u17d4 \u179c\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1780\u1794\u17cb\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 NEC Article 408, \u178f\u1798\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1794\u1789\u17d2\u1787\u17b8 UL 67 \u1793\u17b7\u1784\u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1798\u17bd\u1799\u1785\u17c6\u1793\u17bd\u1793\u178a\u17c2\u179b\u179f\u1793\u17d2\u179b\u17b9\u1780\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793\u1798\u17b7\u1793\u17a2\u17be\u1796\u17be\u17d4 \u179f\u17bc\u1798\u1780\u17c2\u178f\u1798\u17d2\u179a\u17bc\u179c\u1794\u1789\u17d2\u17a0\u17b6\u1793\u17c1\u17c7\u17d4.<\/p>\n

\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1791\u179b\u17cb\u1793\u17b9\u1784 \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d6 \u179f\u1785\u17d2\u1785\u1797\u17b6\u1796\u1795\u17d2\u179b\u17bc\u179c\u1785\u17d2\u1794\u17b6\u1794\u17cb<\/h2>\n

\u1793\u17c1\u17c7\u1787\u17b6\u17a2\u17d2\u179c\u17b8\u178a\u17c2\u179b\u17a2\u17d2\u1793\u1780\u1785\u17c2\u1780\u1785\u17b6\u1799\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1793\u17b9\u1784\u1798\u17b7\u1793\u1794\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17d2\u1793\u1780\u17d6 \u1799\u17c4\u1784\u178f\u17b6\u1798 \u1798\u17b6\u178f\u17d2\u179a\u17b6 NEC 408<\/a> \u1793\u17b7\u1784 \u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a UL 67<\/a>, \u1798\u17b7\u1793\u1798\u17b6\u1793\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u179a\u179c\u17b6\u1784 \u201c\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u201d \u1793\u17b7\u1784 \u201c\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u201d \u1791\u17c1\u17d4\u201d<\/strong><\/p>\n

\u1796\u17b6\u1780\u17d2\u1799\u1791\u17b6\u17c6\u1784\u1796\u17b8\u179a\u1793\u17c1\u17c7\u179f\u17c6\u178a\u17c5\u179b\u17be\u179a\u17bf\u1784\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6 \u1782\u17ba\u1780\u17b6\u179a\u1795\u17d2\u1782\u17bb\u17c6\u1785\u17c2\u1780\u1785\u17b6\u1799\u178a\u17c2\u179b\u1798\u17b6\u1793\u1794\u17b6\u179f \u1793\u17b7\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f \u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179a\u1785\u1793\u17b6\u17a1\u17be\u1784\u178a\u17be\u1798\u17d2\u1794\u17b8\u178a\u17b6\u1780\u17cb\u1780\u17d2\u1793\u17bb\u1784\u1791\u17bc \u17ac\u1794\u17d2\u179a\u17a2\u1794\u17cb\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u17d4 NEC \u1794\u17d2\u179a\u17be\u178f\u17c2\u1796\u17b6\u1780\u17d2\u1799\u1798\u17bd\u1799\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u17d6 \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d4 UL 67 (\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u178a\u17c2\u179b\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u1784\u1780\u17b6\u179a\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f \u1793\u17b7\u1784\u1794\u1789\u17d2\u1787\u17b8) \u1794\u17d2\u179a\u17be\u1796\u17b6\u1780\u17d2\u1799\u178f\u17c2\u1798\u17bd\u1799\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u17d4 \u201c\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u201d \u1782\u17ba\u1787\u17b6\u1796\u17b6\u1780\u17d2\u1799\u1791\u17b8\u1795\u17d2\u179f\u17b6\u179a\u178a\u17c2\u179b\u1794\u17b6\u1793\u179b\u17c1\u1785\u1785\u17c1\u1789\u1787\u17b6\u179a\u17bc\u1794\u179a\u17b6\u1784\u1793\u17c5\u17a2\u17b6\u1798\u17c1\u179a\u17b7\u1780\u1781\u17b6\u1784\u1787\u17be\u1784 \u178a\u17be\u1798\u17d2\u1794\u17b8\u1796\u178e\u17cc\u1793\u17b6\u17a2\u17c6\u1796\u17b8\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u178f\u17bc\u1785\u17d7\u178a\u17c2\u179b\u1798\u17b6\u1793\u178f\u1798\u17d2\u179b\u17c3\u1791\u17b6\u1794 \u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179b\u1780\u17cb\u1787\u17b6\u1785\u1798\u17d2\u1794\u1784\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u179b\u17c6\u1793\u17c5\u178a\u17d2\u178b\u17b6\u1793\u17d4.<\/p>\n

\u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1796\u17bd\u1780\u179c\u17b6\u178a\u17bc\u1785\u1782\u17d2\u1793\u17b6\u178f\u17b6\u1798\u1795\u17d2\u179b\u17bc\u179c\u1785\u17d2\u1794\u17b6\u1794\u17cb \u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb? \u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7 \u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c3\u1780\u17b6\u179a\u179f\u17b6\u1784\u179f\u1784\u17cb\u179a\u17bc\u1794\u179c\u1793\u17d2\u178f<\/strong> \u1793\u17b7\u1784 \u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c3\u1794\u1789\u17d2\u1787\u17b8 UL<\/strong> \u1794\u1784\u17d2\u1780\u17be\u178f\u1782\u1798\u17d2\u179b\u17b6\u178f\u1793\u17c3\u1780\u17b6\u179a\u17a2\u1793\u17bb\u179c\u178f\u17d2\u178f\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179f\u1798\u17d2\u179b\u17b6\u1794\u17cb\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780 \u1787\u17bd\u1793\u1780\u17b6\u179b\u178f\u17b6\u1798\u1796\u17d2\u1799\u1789\u17d2\u1787\u1793\u17c8\u17d4.<\/p>\n

\u17a2\u1793\u17d2\u1791\u17b6\u1780\u17cb\u1794\u1789\u17d2\u1787\u17b8 UL 67 \u178a\u17c2\u179b\u179c\u17b7\u179f\u17d2\u179c\u1780\u179a\u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793\u1781\u1780\u1781\u17b6\u1793<\/h3>\n

\u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u179c\u17b6\u1780\u17b6\u1793\u17cb\u178f\u17c2\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f \u17a0\u17be\u1799\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u1794\u179a\u17b6\u1787\u17d0\u1799\u1780\u17d2\u1793\u17bb\u1784\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u17d4.<\/p>\n

UL 67 \u17a2\u1793\u17bb\u1789\u17d2\u1789\u17b6\u178f\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1794\u1789\u17d2\u1787\u17b8\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1796\u17b8\u179a\u1794\u17d2\u179a\u1797\u17c1\u1791\u17d6<\/p>\n

    \n
  1. \u201c\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u201d<\/strong> (\u1794\u1793\u17d2\u1791\u17c7\u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7 \u1782\u17d2\u1798\u17b6\u1793\u1794\u17d2\u179a\u17a2\u1794\u17cb\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789)<\/li>\n
  2. \u201c\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u201d<\/strong> (\u1794\u1793\u17d2\u1791\u17c7 + \u1794\u17d2\u179a\u17a2\u1794\u17cb\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u1794\u17b6\u1793\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u1787\u17b6\u1780\u17b6\u179a\u1795\u17d2\u1782\u17bb\u17c6\u1796\u17c1\u1789\u179b\u17c1\u1789)<\/li>\n<\/ol>\n

    \u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c1\u17c7\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u178a\u17c4\u1799\u179f\u17b6\u179a\u178f\u17c2 \u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1785\u179a\u1793\u17d2\u178f\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8<\/strong>. \u17d4 \u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1785\u17bb\u17c7\u1794\u1789\u17d2\u1787\u17b8\u178a\u17c4\u1799\u1782\u17d2\u1798\u17b6\u1793\u1794\u17d2\u179a\u17a2\u1794\u17cb\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb \u1782\u17d2\u179a\u17b6\u1793\u17cb\u178f\u17c2\u1794\u1793\u17d2\u1791\u17c7\u1791\u1791\u17c1 UL \u1795\u17d2\u178f\u179b\u17cb\u17b1\u17d2\u1799\u179c\u17b6\u1793\u17bc\u179c\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1785\u179a\u1793\u17d2\u178f\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u179b\u17c6\u1793\u17b6\u17c6\u178a\u17be\u1798\u1793\u17c3 10,000 \u17a2\u17c6\u1796\u17c2\u179a (10kA) \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6<\/strong>. \u17d4 \u1793\u17c4\u17c7\u17a0\u17be\u1799\u1787\u17b6\u179c\u17b6\u17d4 \u179c\u17b6\u1798\u17b7\u1793\u1798\u17b6\u1793\u1794\u1789\u17d2\u17a0\u17b6\u1791\u17c1\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1793\u17c5\u1781\u17b6\u1784\u1780\u17d2\u1793\u17bb\u1784\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u179a\u17c6\u1781\u17b6\u1793 65kA \u17ac 100kA \u17d4 \u1780\u17b6\u179a\u1795\u17d2\u1782\u17bb\u17c6\u1798\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f 10kA \u17d4.<\/p>\n

    \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6 \u201c\u17a2\u1793\u17d2\u1791\u17b6\u1780\u17cb\u179b\u17c6\u1793\u17b6\u17c6\u178a\u17be\u1798 10kA\u201d \u17d4\u201d<\/strong><\/p>\n

    \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179a\u1780\u1794\u17b6\u1793\u179a\u1794\u179f\u17cb\u17a2\u17b6\u1782\u17b6\u179a\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1793\u17c5\u1791\u17b8\u178f\u17b6\u17c6\u1784\u1794\u1793\u17d2\u1791\u17c7\u179b\u17be\u179f\u1796\u17b8 10,000A (\u1787\u17b6\u179a\u17bf\u1784\u1792\u1798\u17d2\u1798\u178f\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17b6\u1782\u17b6\u179a\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u178a\u17c2\u179b\u1793\u17c5\u1787\u17b7\u178f\u1793\u17b9\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u179b\u17c2\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb) \u17a0\u17be\u1799\u17a2\u17d2\u1793\u1780\u1794\u17b6\u1793\u178a\u17c6\u17a1\u17be\u1784\u1794\u1789\u17d2\u1787\u17b8 \u201c\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u201d \u178f\u17c2\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7? \u1780\u17b6\u179a\u179a\u17c6\u179b\u17c4\u1797\u179b\u17be\u1780\u17bc\u178a\u17d4 NEC 110.9 \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u1798\u17b6\u1793\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179a\u17c6\u1781\u17b6\u1793 \u1799\u17c9\u17b6\u1784\u17a0\u17c4\u1785\u178e\u17b6\u179f\u17cb\u179f\u17d2\u1798\u17be\u1793\u17b9\u1784\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179a\u1780\u1794\u17b6\u1793<\/strong>.<\/p>\n

    \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789 \u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u1787\u17b6\u1798\u17bd\u1799\u1791\u17bc\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u179a\u1794\u179f\u17cb\u179c\u17b6 \u17a2\u17b6\u1785\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1785\u17bb\u17c7\u1794\u1789\u17d2\u1787\u17b8\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1781\u17d2\u179b\u17b8\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784 (22kA, 42kA, 65kA \u17ac\u1785\u17d2\u179a\u17be\u1793\u1787\u17b6\u1784\u1793\u17c1\u17c7) \u1796\u17b8\u1796\u17d2\u179a\u17c4\u17c7\u1780\u17b6\u179a\u1795\u17d2\u1782\u17bb\u17c6\u1791\u17b6\u17c6\u1784\u1798\u17bc\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1792\u17d2\u179c\u17be\u178f\u17c1\u179f\u17d2\u178f\u1787\u17b6\u1794\u17d2\u179a\u1796\u17d0\u1793\u17d2\u1792\u17d4 \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 \u178a\u17c2\u179b\u1787\u17b6\u17a2\u1784\u17d2\u1782\u1797\u17b6\u1796\u178f\u17bc\u1785\u17d7\u178a\u17c2\u179b\u1795\u17d2\u178f\u17c4\u178f\u179b\u17be\u179b\u17c6\u1793\u17c5\u178a\u17d2\u178b\u17b6\u1793 \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1785\u17bb\u17c7\u1794\u1789\u17d2\u1787\u17b8\u1787\u17b6\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u1780\u1798\u17d2\u179a\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3 22kA \u178e\u17b6\u179f\u17cb\u17d4.<\/p>\n

    \u1782\u17b6\u17c6\u1791\u17d2\u179a\u1791\u17b7\u1796\u17d2\u179c#\u17e1\u17d6<\/strong> \u1798\u17bb\u1793\u1796\u17c1\u179b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a \u17ac\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u178e\u17b6\u1798\u17bd\u1799 \u179f\u17bc\u1798\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1794\u17d2\u179a\u1797\u17c1\u1791\u1794\u1789\u17d2\u1787\u17b8 UL \u17d4 \u179a\u1780\u1798\u17be\u179b \u201c\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1796\u17d0\u1791\u17d2\u1792\u1787\u17bb\u17c6\u179c\u17b7\u1789\u201d \u1793\u17c5\u179b\u17be\u179f\u17d2\u179b\u17b6\u1780 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179b\u17be\u179f\u1796\u17b8 10kA \u17a0\u17be\u1799\u178f\u17c2\u1784\u178f\u17c2\u1782\u178e\u1793\u17b6\u1785\u179a\u1793\u17d2\u178f\u1780\u17c6\u17a0\u17bb\u179f\u178a\u17c2\u179b\u17a2\u17b6\u1785\u179a\u1780\u1794\u17b6\u1793\u1780\u17d2\u1793\u17bb\u1784\u1798\u17bd\u1799 NEC 110.24(A) \u179c\u17b6\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u17b6\u1798\u1791\u17b6\u179a\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179b\u17c6\u1793\u17c5\u178a\u17d2\u178b\u17b6\u1793\u1782\u17d2\u179a\u17bd\u179f\u17b6\u179a\u1798\u17bd\u1799 \u1793\u17b7\u1784\u1796\u17b8\u179a \u179b\u17be\u1780\u179b\u17c2\u1784\u178f\u17c2\u1798\u17bd\u1799\u1782\u178f\u17cb\u17d4.<\/p><\/blockquote>\n

    \u179b\u17be\u179f\u1796\u17b8\u179f\u1793\u17d2\u179b\u17b9\u1780\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u17d6 \u179b\u1780\u17d2\u1781\u178e\u17c8\u179c\u17b7\u1793\u17b7\u1785\u17d2\u1786\u17d0\u1799\u1787\u17d2\u179a\u17be\u179f\u179a\u17be\u179f\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u1785\u17c6\u1793\u17bd\u1793 6<\/h2>\n

    \u1797\u17d2\u179b\u17c1\u1785\u178f\u17b6\u179a\u17b6\u1784\u1794\u17d2\u179a\u17c0\u1794\u1792\u17c0\u1794\u178a\u17c2\u179b\u1782\u17d2\u179a\u17b6\u1793\u17cb\u178f\u17c2\u179a\u17b6\u1799\u179c\u17c9\u17bb\u179b \u1793\u17b7\u1784\u17a2\u17c6\u1796\u17c2\u179a\u17d4 \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u178f\u17d2\u178f\u17b6\u1794\u1785\u17d2\u1785\u17c1\u1780\u1791\u17c1\u179f\u178a\u17c2\u179b\u1780\u17c6\u178e\u178f\u17cb\u1790\u17b6\u178f\u17be\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1786\u17d2\u179b\u1784\u1780\u17b6\u178f\u17cb\u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799 \u1793\u17b7\u1784\u1794\u1798\u17d2\u179a\u17be\u17a2\u17b6\u1782\u17b6\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u17a2\u17b6\u1799\u17bb\u1780\u17b6\u179b\u179a\u1785\u1793\u17b6\u179a\u1794\u179f\u17cb\u179c\u17b6\u17d4.<\/p>\n

    1. \u1780\u17b6\u179a\u1798\u17c9\u17c4\u1793\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u17d6 \u1797\u17b6\u1796\u1781\u17bb\u179f\u1782\u17d2\u1793\u17b6\u1793\u17c3\u1780\u17b6\u179a\u1794\u17ca\u17bc\u179b\u17a1\u17bb\u1784<\/h3>\n

    \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u17d2\u179a\u17be \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c4\u178f\u1785\u17bc\u179b<\/strong> \u1795\u17d2\u178f\u17b6\u1785\u17cb\u1798\u17bb\u1781\u17d4 \u17a2\u17d2\u1793\u1780\u1781\u17d2\u1791\u17b6\u179f\u17cb\u1796\u17bd\u1780\u179c\u17b6\u1791\u17c5\u179b\u17be\u1794\u17b6\u179f \u179b\u17bf\u1793 \u1784\u17b6\u1799\u179f\u17d2\u179a\u17bd\u179b \u178f\u1798\u17d2\u179b\u17c3\u1790\u17c4\u1780\u17d4 \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1795\u17d2\u178f\u179b\u17cb\u1787\u17bc\u1793\u1791\u17b6\u17c6\u1784\u178a\u17c4\u178f\u1785\u17bc\u179b \u1793\u17b7\u1784 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u17ca\u17bc\u179b\u17a1\u17bb\u1784<\/strong>.<\/p>\n

    \u17a0\u17c1\u178f\u17bb\u17a2\u17d2\u179c\u17b8\u1794\u17b6\u1793\u1787\u17b6\u179a\u17bf\u1784\u1793\u17c1\u17c7\u179f\u17c6\u1781\u17b6\u1793\u17cb? \u179a\u17c6\u1789\u17d0\u179a \u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17a1\u1794\u17cb\u1798\u1780\u179c\u17b7\u1789 \u1793\u17b7\u1784\u179f\u17bb\u1785\u179a\u17b7\u178f\u1797\u17b6\u1796\u1793\u17c3\u1780\u17b6\u179a\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u17d4.<\/strong><\/p>\n

    \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c4\u178f\u1785\u17bc\u179b\u178a\u17c6\u178e\u17be\u179a\u1780\u17b6\u179a\u179b\u17d2\u17a2\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1794\u1793\u17d2\u1791\u1794\u17cb\u1780\u17d2\u179a\u17c4\u1798\u178a\u17b8\u179b\u17c6\u1793\u17c5\u178a\u17d2\u178b\u17b6\u1793\u179f\u17d2\u1784\u17b6\u178f\u17cb\u17d4 \u1795\u17d2\u179b\u17b6\u179f\u17cb\u1791\u17b8\u1794\u1793\u17d2\u1791\u17c7\u1793\u17c4\u17c7\u1791\u17c5\u179a\u17c4\u1784\u1785\u1780\u17d2\u179a\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798\u178a\u17c2\u179b\u1798\u17b6\u1793\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1794\u1784\u17d2\u17a0\u17b6\u1794\u17cb\u1789\u17d0\u179a\u17a2\u17b6\u1782\u17b6\u179a \u17ac\u178a\u17b6\u1780\u17cb\u1796\u1784\u17d2\u179a\u17b6\u1799\u179c\u17b6\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u17b6\u179a\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u1796\u1793\u17d2\u179b\u17ba\u1796\u17d2\u179a\u17c7\u17a2\u17b6\u1791\u17b7\u178f\u17d2\u1799\u178f\u17d2\u179a\u17a1\u1794\u17cb\u1798\u1780\u179c\u17b7\u1789? \u1794\u1789\u17d2\u17a0\u17b6\u17d4 NEC 408.36(D) \u178a\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u178a\u17c4\u1799\u1795\u17d2\u1791\u17b6\u179b\u17cb\u1793\u17bc\u179c\u17a0\u17b6\u1793\u17b7\u1797\u17d0\u1799\u1793\u17c1\u17c7\u17d6 \u201c\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u1794\u17d2\u179a\u1797\u17c1\u1791\u178a\u17c4\u178f\u1785\u17bc\u179b...\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17a1\u1794\u17cb\u1798\u1780\u179c\u17b7\u1789...\u178f\u17d2\u179a\u17bc\u179c\u178f\u17c2\u1792\u17b6\u1793\u17b6\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u1793\u17c5\u1793\u17b9\u1784\u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c4\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1790\u17c2\u1798\u178a\u17c2\u179b\u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u17a2\u17d2\u179c\u17b8\u1795\u17d2\u179f\u17c1\u1784\u1780\u17d2\u179a\u17c5\u1796\u17b8\u1780\u17b6\u179a\u1791\u17b6\u1789\u178a\u17be\u1798\u17d2\u1794\u17b8\u1794\u1789\u17d2\u1785\u17c1\u1789\u17a7\u1794\u1780\u179a\u178e\u17cd\u201d\u17d4\u201d<\/p>\n

    \u1799\u17be\u1784\u1794\u17b6\u1793\u1783\u17be\u1789\u1780\u17b6\u179a\u178a\u17c6\u17a1\u17be\u1784\u178a\u17c2\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1796\u1793\u17d2\u179b\u17ba\u1796\u17d2\u179a\u17c7\u17a2\u17b6\u1791\u17b7\u178f\u17d2\u1799\u178a\u17c2\u179b\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17a1\u1794\u17cb\u1798\u1780\u179c\u17b7\u1789\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1792\u17b6\u1793\u17b6\u179f\u17bb\u179c\u178f\u17d2\u1790\u17b7\u1797\u17b6\u1796\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u1791\u17c1 \u1782\u17d2\u179a\u17b6\u1793\u17cb\u178f\u17c2\u1791\u1794\u17cb\u178a\u17c4\u1799\u1780\u1798\u17d2\u179b\u17b6\u17c6\u1784\u1780\u1780\u17b7\u178f\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1783\u17d2\u179b\u17b8\u1794\u178a\u17c4\u178f\u1785\u17bc\u179b\u179f\u17d2\u178f\u1784\u17cb\u178a\u17b6\u179a\u17d4 \u1780\u17b6\u179a\u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u179b\u17be\u1780\u178a\u17c6\u1794\u17bc\u1784? \u179f\u17d2\u179b\u17b6\u1780\u1780\u17d2\u179a\u17a0\u1798\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u17a2\u17b6\u1785\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1791\u17b6\u1789\u1785\u17c1\u1789\u1796\u17b8\u1794\u17b6\u179f\u1781\u178e\u17c8\u1796\u17c1\u179b\u178a\u17c2\u179b\u1780\u17c6\u1796\u17bb\u1784\u1794\u1789\u17d2\u1785\u17c1\u1789\u1790\u17b6\u1798\u1796\u179b \u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8 240V \u178a\u17c2\u179b\u1798\u17b6\u1793\u1785\u179a\u1793\u17d2\u178f\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8 \u179a\u1794\u17b6\u179a\u17a1\u17b6\u1793\u1780\u17d2\u179a\u17bb\u1784<\/a>.<\/p>\n

    \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u17ca\u17bc\u179b\u17a1\u17bb\u1784\u179b\u17bb\u1794\u1794\u17c6\u1794\u17b6\u178f\u17cb\u17a0\u17b6\u1793\u17b7\u1797\u17d0\u1799\u1793\u17c1\u17c7\u17d4 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u1794\u17ca\u17bc\u179b\u17a1\u17bb\u1784\u1797\u17d2\u1787\u17b6\u1794\u17cb\u178a\u17c4\u1799\u1795\u17d2\u1791\u17b6\u179b\u17cb\u1791\u17c5\u1794\u17b6\u179f\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u17a7\u1794\u1780\u179a\u178e\u17cd\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1798\u17c1\u1780\u17b6\u1793\u17b7\u1785\u17d4 \u1780\u17b6\u179a\u178f\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1798\u17b7\u1793\u17a2\u17b6\u1785\u179a\u179b\u17bb\u1784\u178a\u17c4\u1799\u179f\u17b6\u179a\u179a\u17c6\u1789\u17d0\u179a \u1798\u17b7\u1793\u17a2\u17b6\u1785\u1791\u17b6\u1789\u178a\u17c4\u1799\u1785\u17c3\u178a\u1793\u17d2\u1799\u178a\u17c4\u1799\u17a5\u178f\u1782\u17b7\u178f\u1790\u17d2\u179b\u17c3 \u1793\u17b7\u1784\u1795\u17d2\u178f\u179b\u17cb\u1793\u17bc\u179c\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u1795\u17d2\u1791\u17bb\u1780\u1785\u179a\u1793\u17d2\u178f\u178a\u17cf\u1794\u17d2\u179a\u179f\u17be\u179a\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c2\u179b\u1798\u17b6\u1793\u17a2\u17c6\u1796\u17c2\u179a\u1781\u17d2\u1796\u179f\u17cb\u17d4 \u1793\u17c1\u17c7\u1787\u17b6\u1798\u17bc\u179b\u17a0\u17c1\u178f\u17bb\u178a\u17c2\u179b\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a \u1787\u17b6\u1796\u17b7\u179f\u17c1\u179f\u17a2\u17d2\u1793\u1780\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179b\u17be\u179f\u1796\u17b8 225A \u1780\u17b6\u1793\u17cb\u178f\u17c2\u1794\u17d2\u179a\u17be\u1780\u17b6\u179a\u179f\u17b6\u1784\u179f\u1784\u17cb\u1794\u17ca\u17bc\u179b\u17a1\u17bb\u1784\u17d4.<\/p>\n

    \u1782\u17b6\u17c6\u1791\u17d2\u179a\u1791\u17b7\u1796\u17d2\u179c#\u17e2\u17d6<\/strong> \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1794\u1789\u17d2\u1785\u17bc\u179b\u1790\u17b6\u1798\u1796\u179b\u178f\u17d2\u179a\u17a1\u1794\u17cb\u1798\u1780\u179c\u17b7\u1789\u178e\u17b6\u1798\u17bd\u1799 (\u1796\u1793\u17d2\u179b\u17ba\u1796\u17d2\u179a\u17c7\u17a2\u17b6\u1791\u17b7\u178f\u17d2\u1799 \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u1797\u17d2\u179b\u17be\u1784 \u1780\u17b6\u179a\u1795\u17d2\u1791\u17bb\u1780\u1790\u17b6\u1798\u1796\u179b) \u179f\u17bc\u1798\u1795\u17d2\u1791\u17c0\u1784\u1795\u17d2\u1791\u17b6\u178f\u17cb\u1780\u17b6\u179a\u17a2\u1793\u17bb\u179b\u17c4\u1798\u178f\u17b6\u1798 NEC 408.36(D) \u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1794\u17d2\u179a\u17be\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17c6\u1794\u17c2\u1780\u179f\u17c0\u1782\u17d2\u179c\u17b8\u178a\u17c4\u178f\u1785\u17bc\u179b \u201c\u17a7\u1794\u1780\u179a\u178e\u17cd\u1797\u17d2\u1787\u17b6\u1794\u17cb\u1794\u1793\u17d2\u1790\u17c2\u1798\u201d \u1787\u17b6\u1792\u1798\u17d2\u1798\u178f\u17b6\u1798\u17b6\u1793\u1793\u17d0\u1799\u1790\u17b6\u179f\u17c6\u178e\u17bb\u17c6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1791\u1794\u17cb\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u1796\u17b8\u1780\u17d2\u179a\u17bb\u1798\u17a0\u17ca\u17bb\u1793\u1795\u179b\u17b7\u178f\u17d4 \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u1792\u17b7\u1780\u17b6\u179a\u1798\u17b7\u1793\u1783\u17be\u1789\u179c\u17b6 \u17a2\u17d2\u1793\u1780\u1793\u17b9\u1784\u1791\u1791\u17bd\u179b\u1794\u17b6\u1793\u179f\u17d2\u179b\u17b6\u1780\u17d4.<\/p><\/blockquote>\n

    2. \u179c\u17c9\u17bb\u179b \u1793\u17b7\u1784\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u17d6 \u1794\u1793\u17d2\u1791\u17b6\u178f\u17cb\u1794\u17c2\u1784\u1785\u17c2\u1780\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b<\/h3>\n

    \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u1780\u17b6\u179a\u1794\u1789\u17d2\u1788\u1794\u17cb\u179a\u17b9\u1784\u178a\u17c2\u179b\u1785\u17d2\u1794\u17b6\u179f\u17cb\u1794\u17c6\u1795\u17bb\u178f\u179a\u179c\u17b6\u1784\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 \u1793\u17b7\u1784\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d4.<\/p>\n

    \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u17d6<\/strong> \u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 240 \u179c\u17c9\u17bb\u179b \u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17c2\u1798\u17bd\u1799\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u17d4.<\/p>\n

    \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d6<\/strong> \u179a\u17a0\u17bc\u178f\u178a\u179b\u17cb 600 \u179c\u17c9\u17bb\u179b (\u17ac\u1781\u17d2\u1796\u179f\u17cb\u1787\u17b6\u1784\u1793\u17c1\u17c7\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784\u1780\u17b6\u179a\u179a\u1785\u1793\u17b6\u1796\u17b7\u179f\u17c1\u179f) \u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17c2\u1798\u17bd\u1799 \u17ac\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u17d4.<\/p>\n

    \u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u1780\u17b6\u179a\u1782\u178e\u1793\u17b6\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u179a\u17bd\u1798\u1794\u1789\u17d2\u1785\u17bc\u179b\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178e\u17b6\u1798\u17bd\u1799 \u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u178f\u17d2\u179a\u1787\u17b6\u1780\u17cb HVAC \u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798 \u17a7\u1794\u1780\u179a\u178e\u17cd\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793 \u1798\u17c9\u17bc\u1791\u17d0\u179a\u1792\u17c6\u17d7 PDUs \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1791\u17b7\u1793\u17d2\u1793\u1793\u17d0\u1799 \u1787\u1798\u17d2\u179a\u17be\u179f\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u1791\u17be\u1794\u178f\u17c2\u1794\u17b6\u178f\u17cb\u17d4 \u17a2\u17d2\u1793\u1780\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d4 \u1782\u17d2\u1798\u17b6\u1793\u1795\u17d2\u179b\u17bc\u179c\u1787\u17c0\u179f\u179c\u17b6\u1784\u179c\u17b6\u1791\u17c1\u17d4.<\/p>\n

    \u179f\u17bc\u1798\u17d2\u1794\u17b8\u178f\u17c2\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b\u178f\u17c2\u1798\u17bd\u1799\u1780\u17cf\u178a\u17c4\u1799 \u179c\u17c9\u17bb\u179b\u1798\u17b6\u1793\u179f\u17b6\u179a\u17c8\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d4 \u17a2\u17b6\u1782\u17b6\u179a\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798 208Y\/120V (\u1787\u17b6\u179a\u17bf\u1784\u1792\u1798\u17d2\u1798\u178f\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1793\u17d2\u179b\u17c2\u1784\u1787\u17bd\u179b\u1785\u17d2\u179a\u17be\u1793\u178a\u17c2\u179b\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb\u1796\u17b8\u179f\u17c1\u179c\u17b6\u17a7\u1794\u1780\u179a\u178e\u17cd\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1794\u17b8\u178a\u17c6\u178e\u17b6\u1780\u17cb\u1780\u17b6\u179b) \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u1798\u17b6\u1793\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a \u1798\u17b7\u1793\u1798\u17c2\u1793\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 120\/240V \u1791\u17c1\u17d4 \u1796\u17bd\u1780\u179c\u17b6\u1798\u17b7\u1793\u178f\u17d2\u179a\u17bc\u179c\u1782\u17d2\u1793\u17b6\u1793\u17b9\u1784\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u1791\u17c1\u17d4.<\/p>\n

    3. \u1796\u17b7\u178a\u17b6\u1793 Ampacity\u17d6 \u1780\u1793\u17d2\u179b\u17c2\u1784\u178a\u17c2\u179b\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u179a\u17bd\u1798\u178f\u17bc\u1785<\/h3>\n

    \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780\u1798\u17b6\u1793\u1780\u1798\u17d2\u179a\u17b7\u178f\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6 400 \u17a2\u17c6\u1796\u17c2\u179a<\/strong>. \u17d4 \u1797\u17b6\u1782\u1785\u17d2\u179a\u17be\u1793\u1782\u17ba 200A \u17ac\u178f\u17b7\u1785\u1787\u17b6\u1784\u1793\u17c1\u17c7\u17d4.<\/p>\n

    \u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1780\u17be\u1793\u17a1\u17be\u1784\u1796\u17b8 100A \u1791\u17c5 1,200A<\/strong> (\u1787\u17b6\u1798\u17bd\u1799\u1793\u17b9\u1784 switchboards \u1780\u17b6\u1793\u17cb\u1780\u17b6\u1794\u17cb\u1781\u17b6\u1784\u179b\u17be\u1793\u17c4\u17c7)\u17d4.<\/p>\n

    \u1793\u17c1\u17c7\u1782\u17ba\u1787\u17b6\u17a2\u1793\u17d2\u1791\u17b6\u1780\u17cb\u17d6 \u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u1795\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u1791\u17bb\u1780 400A \u1793\u17c4\u17c7\u1782\u17ba \u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u1794\u17b6\u179f<\/strong>, \u1798\u17b7\u1793\u1798\u17c2\u1793\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u178a\u17c2\u179b\u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u1794\u17b6\u1793\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1791\u17c1\u17d4 NEC 215.2(A) \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799 ampacity \u17a7\u1794\u1780\u179a\u178e\u17cd\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb\u1787\u17b6 \u201c\u1798\u17b7\u1793\u178f\u17b7\u1785\u1787\u17b6\u1784\u1794\u1793\u17d2\u1791\u17bb\u1780\u178a\u17c2\u179b\u1798\u17b7\u1793\u1794\u1793\u17d2\u178f\u1794\u17bc\u1780 125 \u1797\u17b6\u1782\u179a\u1799\u1793\u17c3\u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f\u201d \u17d4 NEC 408.36 \u178f\u1798\u17d2\u179a\u17bc\u179c\u17b1\u17d2\u1799\u17a7\u1794\u1780\u179a\u178e\u17cd\u1780\u17b6\u179a\u1796\u17b6\u179a\u1785\u179a\u1793\u17d2\u178f\u179b\u17be\u179f\u178a\u17c2\u179b\u1780\u17b6\u179a\u1796\u17b6\u179a\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u1798\u17b7\u1793\u17b1\u17d2\u1799\u179b\u17be\u179f\u1796\u17b8\u1780\u17b6\u179a\u179c\u17b6\u1799\u178f\u1798\u17d2\u179b\u17c3\u179a\u1794\u179f\u17cb\u1794\u1793\u17d2\u1791\u17c7\u1780\u17d2\u178f\u17b6\u179a\u17d4.<\/p>\n

    \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u1794\u17d2\u179a\u179f\u17b7\u1793\u1794\u17be\u17a2\u17d2\u1793\u1780\u1798\u17b6\u1793 \u1794\u1793\u17d2\u1791\u17bb\u1780\u1794\u1793\u17d2\u178f 300A<\/strong> (\u1787\u17b6\u179a\u17bf\u1784\u1792\u1798\u17d2\u1798\u178f\u17b6\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u17a2\u17b6\u1782\u17b6\u179a\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u178a\u17c2\u179b\u1798\u17b6\u1793\u1797\u17d2\u179b\u17be\u1784\u1794\u17c6\u1797\u17d2\u179b\u17ba \u1793\u17b7\u1784 HVAC 24\/7) \u1780\u17b6\u179a\u1782\u178e\u1793\u17b6\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u179a\u1794\u179f\u17cb\u17a2\u17d2\u1793\u1780\u1782\u17ba\u17d6<\/p>\n

    300A \u00d7 1.25 = 375A \u1791\u17c6\u17a0\u17c6\u200b\u1781\u17d2\u179f\u17c2\u200b\u1795\u17d2\u1782\u178f\u17cb\u1795\u17d2\u1782\u1784\u17cb\/\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6<\/strong><\/p>\n

    \u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1798\u17c1\u200b\u179a\u1794\u179f\u17cb\u200b\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780 400A \u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1798\u17b6\u1793 375A \u17ac 400A\u17d4 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u200b\u1793\u17c1\u17c7\u200b\u1787\u17b6\u200b\u1794\u1789\u17d2\u17a0\u17b6\u17d6 \u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u17a2\u17d2\u1793\u1780\u200b\u1794\u17d2\u179a\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1798\u17c1 400A \u1793\u17c5\u200b\u179b\u17be\u200b\u1794\u17b6\u179f 400A \u17a2\u17d2\u1793\u1780\u200b\u1794\u17b6\u1793\u200b\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1791\u17b6\u17c6\u1784\u200b\u1798\u17bc\u179b\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u17a0\u17be\u1799\u200b\u178a\u17be\u1798\u17d2\u1794\u17b8\u200b\u1780\u17b6\u179a\u1796\u17b6\u179a\u200b\u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1794\u1793\u17d2\u178f\u200b\u1799\u17c9\u17b6\u1784\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u17d4 \u1794\u1793\u17d2\u1790\u17c2\u1798 \u178e\u17b6\u1798\u17bd\u1799\u17d4<\/strong> \u1794\u1793\u17d2\u1791\u17bb\u1780\u200b\u1798\u17b7\u1793\u200b\u1794\u1793\u17d2\u178f \u17a0\u17be\u1799\u200b\u17a2\u17d2\u1793\u1780\u200b\u179b\u17be\u179f\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u17d4.<\/p>\n

    \u178a\u17c6\u178e\u17c4\u17c7\u179f\u17d2\u179a\u17b6\u1799\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c? \u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1794\u17b6\u179f 600A \u17ac 800A\u17d4 \u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u1798\u1780 \u17a2\u17d2\u1793\u1780\u200b\u1798\u17b6\u1793\u200b\u1780\u1793\u17d2\u179b\u17c2\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1791\u17b6\u17c6\u1784\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1798\u17c1 375-400A \u1793\u17b7\u1784<\/strong> \u1780\u17b6\u179a\u200b\u179a\u17b8\u1780\u200b\u1785\u1798\u17d2\u179a\u17be\u1793\u200b\u1793\u17b6\u200b\u1796\u17c1\u179b\u200b\u17a2\u1793\u17b6\u1782\u178f\u17d4.<\/p>\n

    \u1793\u17c1\u17c7\u200b\u1793\u17b6\u17c6\u200b\u1791\u17c5\u200b\u179a\u1780\u200b\u1782\u17c6\u1793\u17b7\u178f\u200b\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u200b\u179a\u1794\u179f\u17cb\u200b\u1799\u17be\u1784\u200b\u178a\u17c4\u1799\u200b\u1795\u17d2\u1791\u17b6\u179b\u17cb\u2026<\/p>\n

    4. \u179b\u1791\u17d2\u1792\u1797\u17b6\u1796\u200b\u1796\u1784\u17d2\u179a\u17b8\u1780\u17d6 \u1794\u1789\u17d2\u17a0\u17b6\u200b\u1796\u17c1\u1789\u179b\u17c1\u1789\u200b\u179a\u1799\u17c8\u1796\u17c1\u179b 2 \u1786\u17d2\u1793\u17b6\u17c6<\/h3>\n

    \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u1798\u17b6\u1793 \u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1790\u17c1\u179a<\/strong>. \u17d4 \u1785\u17c6\u1793\u17bd\u1793\u200b\u1785\u1793\u17d2\u179b\u17c4\u17c7\u200b\u1782\u17ba\u200b\u1787\u17b6\u200b\u17a2\u17d2\u179c\u17b8\u200b\u178a\u17c2\u179b\u200b\u17a2\u17d2\u1793\u1780\u200b\u1791\u17b7\u1789\u2014\u1787\u17b6\u200b\u1792\u1798\u17d2\u1798\u178f\u17b6 12, 20, 24, 30 \u17ac 40 \u1785\u1793\u17d2\u179b\u17c4\u17c7\u17d4 \u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u178a\u17c2\u179b\u200b\u179c\u17b6\u200b\u1796\u17c1\u1789 \u179c\u17b6\u200b\u1796\u17c1\u1789\u17d4 \u1787\u1798\u17d2\u179a\u17be\u179f\u200b\u178f\u17c2\u200b\u1798\u17bd\u1799\u200b\u1782\u178f\u17cb\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u1782\u17ba\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u179a\u1784 \u17ac\u200b\u1780\u17b6\u179a\u200b\u1787\u17c6\u1793\u17bd\u179f\u200b\u1796\u17c1\u1789\u179b\u17c1\u1789\u17d4.<\/p>\n

    \u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u1782\u17ba \u1798\u17c9\u17bc\u178c\u17bb\u179b<\/strong>. \u17d4 \u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u1787\u17b6\u200b\u1785\u17d2\u179a\u17be\u1793\u200b\u17a2\u17b6\u1785\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1796\u1784\u17d2\u179a\u17b8\u1780\u200b\u178a\u17c4\u1799\u200b\u1795\u17d2\u1793\u17c2\u1780\u200b\u1794\u1793\u17d2\u1790\u17c2\u1798 \u17ac\u200b\u179a\u1785\u1793\u17b6\u200b\u1796\u17b8\u200b\u178a\u17c6\u1794\u17bc\u1784\u200b\u178a\u17c4\u1799\u200b\u1798\u17b6\u1793\u200b\u1780\u1793\u17d2\u179b\u17c2\u1784\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1793\u17b6\u200b\u1796\u17c1\u179b\u200b\u17a2\u1793\u17b6\u1782\u178f\u17d4.<\/p>\n

    \u1793\u17c1\u17c7\u200b\u1787\u17b6\u200b\u179f\u17c1\u178e\u17b6\u179a\u17b8\u1799\u17c9\u17bc\u200b\u178a\u17c2\u179b\u200b\u1799\u17be\u1784\u200b\u1783\u17be\u1789\u200b\u1787\u17b6\u200b\u1793\u17b7\u1785\u17d2\u1785\u17d6 \u17a2\u1782\u17b6\u179a\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u178f\u17bc\u1785\u200b\u1798\u17bd\u1799\u200b\u1785\u17b6\u1794\u17cb\u200b\u1795\u17d2\u178a\u17be\u1798\u200b\u178a\u17c4\u1799\u200b\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780 200A, 30 \u1785\u1793\u17d2\u179b\u17c4\u17c7\u17d4 \u1798\u17be\u179b\u200b\u1791\u17c5\u200b\u179f\u1798\u200b\u17a0\u17c1\u178f\u17bb\u1795\u179b\u201410 \u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1797\u17d2\u179b\u17be\u1784\u200b\u1794\u17c6\u1797\u17d2\u179b\u17ba, 8 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179a\u1793\u17d2\u1792\u200b\u178a\u17c4\u178f, 5 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb HVAC, 3 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1795\u17d2\u179f\u17c1\u1784\u17d7\u17d4 \u1793\u17c4\u17c7\u200b\u1782\u17ba 26 \u179f\u17c0\u1782\u17d2\u179c\u17b8 \u178a\u17c4\u1799\u200b\u1791\u17bb\u1780\u200b\u1785\u1793\u17d2\u179b\u17c4\u17c7 4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1796\u1784\u17d2\u179a\u17b8\u1780\u200b\u1793\u17b6\u200b\u1796\u17c1\u179b\u200b\u17a2\u1793\u17b6\u1782\u178f\u17d4 \u179b\u17d2\u17a2\u200b\u1798\u17c2\u1793\u200b\u1791\u17c2\u1793\u200b\u1798\u17c2\u1793\u200b\u1791\u17c1?<\/p>\n

    \u1786\u17d2\u1793\u17b6\u17c6\u200b\u1791\u17b8 2\u17d6 \u17a2\u17d2\u1793\u1780\u200b\u1787\u17bd\u179b\u200b\u1785\u1784\u17cb\u200b\u1794\u1793\u17d2\u1790\u17c2\u1798\u200b\u1791\u17bc\u200b\u1798\u17c9\u17b6\u179f\u17ca\u17b8\u1793\u200b\u1798\u17c1 (2 \u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1795\u17d2\u178a\u179b\u17cb\u200b\u1787\u17bc\u1793), HVAC \u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u178a\u17c6\u17a1\u17be\u1784\u200b\u1780\u17c6\u178e\u17c2 (3 \u179f\u17c0\u1782\u17d2\u179c\u17b8) \u1793\u17b7\u1784\u200b\u179f\u17d2\u1790\u17b6\u1793\u17b8\u1799\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u200b\u1790\u17d2\u1798 EV (1 \u179f\u17c0\u1782\u17d2\u179c\u17b8)\u17d4 \u1793\u17c4\u17c7\u200b\u1782\u17ba 6 \u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1790\u17d2\u1798\u17b8\u17d4 \u17a2\u17d2\u1793\u1780\u200b\u1793\u17c5\u200b\u179f\u179b\u17cb\u200b\u178f\u17c2 4 \u1785\u1793\u17d2\u179b\u17c4\u17c7\u200b\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7\u17d4.<\/p>\n

    \u1786\u17d2\u1793\u17b6\u17c6\u200b\u1791\u17b8 3\u17d6 \u17a2\u17d2\u1793\u1780\u200b\u1787\u17bd\u179b\u200b\u1795\u17d2\u179f\u17c1\u1784\u200b\u1791\u17c0\u178f\u200b\u1795\u17d2\u179b\u17b6\u179f\u17cb\u200b\u1785\u17bc\u179b \u178f\u17d2\u179a\u17bc\u179c\u200b\u1780\u17b6\u179a\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1795\u17d2\u1791\u17c7\u200b\u1794\u17b6\u1799\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798 (5 \u179f\u17c0\u1782\u17d2\u179c\u17b8), \u1797\u17d2\u179b\u17be\u1784\u200b\u1794\u17c6\u1797\u17d2\u179b\u17ba\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u178a\u17c6\u17a1\u17be\u1784\u200b\u1780\u17c6\u178e\u17c2\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1794\u1793\u17d2\u1790\u1799\u200b\u1796\u1793\u17d2\u179b\u17ba (4 \u179f\u17c0\u1782\u17d2\u179c\u17b8)\u17d4.<\/p>\n

    \u1785\u1794\u17cb\u200b\u17a0\u17be\u1799\u17d4. \u1794\u1789\u17d2\u17a0\u17b6\u200b\u1796\u17c1\u1789\u179b\u17c1\u1789\u200b\u179a\u1799\u17c8\u1796\u17c1\u179b 2 \u1786\u17d2\u1793\u17b6\u17c6<\/strong> \u1780\u17be\u178f\u200b\u17a1\u17be\u1784\u200b\u1798\u17d2\u178a\u1784\u200b\u1791\u17c0\u178f\u17d4.<\/p>\n

    \u17a5\u17a1\u17bc\u179c\u200b\u1793\u17c1\u17c7 \u17a2\u17d2\u1793\u1780\u200b\u1780\u17c6\u1796\u17bb\u1784\u200b\u1780\u17c6\u178e\u178f\u17cb\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1780\u17b6\u179a\u200b\u1787\u17c6\u1793\u17bd\u179f\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1796\u17c1\u1789\u179b\u17c1\u1789 (1,500 \u178a\u17bb\u179b\u17d2\u179b\u17b6\u179a\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u179f\u1798\u17d2\u1797\u17b6\u179a\u17c8), \u1794\u17bc\u1780\u200b\u1793\u17b9\u1784\u200b\u1780\u1798\u17d2\u179b\u17b6\u17c6\u1784\u200b\u1796\u179b\u1780\u1798\u17d2\u1798\u200b\u178a\u17c6\u17a1\u17be\u1784 (8-12 \u1798\u17c9\u17c4\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u178f\u1798\u17d2\u179b\u17c3 125-150 \u178a\u17bb\u179b\u17d2\u179b\u17b6\u179a\/\u1798\u17c9\u17c4\u1784 = 1,000-1,800 \u178a\u17bb\u179b\u17d2\u179b\u17b6\u179a), \u1794\u17bc\u1780\u200b\u1793\u17b9\u1784\u200b\u1780\u17b6\u179a\u200b\u179f\u1798\u17d2\u179a\u1794\u200b\u179f\u1798\u17d2\u179a\u17bd\u179b\u200b\u1794\u1784\u17d2\u17a2\u17bd\u1785\u200b\u1794\u17b7\u1791\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u17a2\u17d2\u1793\u1780\u200b\u1787\u17bd\u179b\u200b\u1791\u17b6\u17c6\u1784\u200b\u17a2\u179f\u17cb, \u1794\u17bc\u1780\u200b\u1793\u17b9\u1784\u200b\u1790\u17d2\u179b\u17c3\u200b\u17a2\u17b6\u1787\u17d2\u1789\u17b6\u1794\u17d0\u178e\u17d2\u178e \u1793\u17b7\u1784\u200b\u1780\u17b6\u179a\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799, \u1794\u17bc\u1780\u200b\u1793\u17b9\u1784\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u1792\u17d2\u179c\u17be\u200b\u17b1\u17d2\u1799\u200b\u17a2\u17d2\u1793\u1780\u200b\u1787\u17bd\u179b\u200b\u1781\u1780\u200b\u1785\u17b7\u178f\u17d2\u178f\u200b\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u179a\u1784\u17cb\u1785\u17b6\u17c6\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u17d4.<\/p>\n

    \u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u179a\u17bb\u1794\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u179f\u1798\u17d2\u179a\u17c1\u1785\u200b\u1785\u17b7\u178f\u17d2\u178f\u200b\u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780 \u201c\u178a\u17c2\u179b\u200b\u1784\u17b6\u1799\u200b\u179f\u17d2\u179a\u17bd\u179b\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1790\u179c\u17b7\u1780\u17b6\u201d\u17d6 $5,000-7,000<\/strong> \u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u17b6\u179a\u200b\u1785\u17c6\u178e\u17b6\u1799\u200b\u1787\u17c6\u1793\u17bd\u179f\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u179a\u1799\u17c8\u200b\u1796\u17c1\u179b 3 \u1786\u17d2\u1793\u17b6\u17c6 \u1792\u17c0\u1794\u200b\u1793\u17b9\u1784\u200b\u1780\u17b6\u179a\u200b\u1785\u17c6\u178e\u17b6\u1799\u200b\u1794\u1793\u17d2\u1790\u17c2\u1798 800-1,200 \u178a\u17bb\u179b\u17d2\u179b\u17b6\u179a\u200b\u1787\u17b6\u200b\u1798\u17bb\u1793\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1791\u17c6\u17a0\u17c6\u200b\u178f\u17d2\u179a\u17b9\u1798\u178f\u17d2\u179a\u17bc\u179c\u200b\u1787\u17b6\u1798\u17bd\u1799\u200b\u179f\u1798\u178f\u17d2\u1790\u1797\u17b6\u1796\u200b\u1796\u1784\u17d2\u179a\u17b8\u1780\u17d4.<\/p>\n

    \u1782\u1793\u17d2\u179b\u17b9\u17c7\u200b\u1787\u17c6\u1793\u17b6\u1789\u200b\u179b\u17c1\u1781 3\u17d6 \u1785\u17d2\u1794\u17b6\u1794\u17cb\u200b\u179a\u17b8\u1780\u200b\u1785\u1798\u17d2\u179a\u17be\u1793 125%<\/strong> (\u1798\u17b7\u1793\u200b\u1798\u17b6\u1793\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784 NEC \u1791\u17c1 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u200b\u1794\u17b6\u1793\u200b\u179f\u17b6\u1780\u179b\u17d2\u1794\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u1799\u17bb\u1791\u17d2\u1792)\u17d6 \u1782\u178e\u1793\u17b6\u200b\u1785\u17c6\u1793\u17bd\u1793\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u178a\u17c6\u1794\u17bc\u1784\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780 \u1782\u17bb\u178e\u200b\u1793\u17b9\u1784 1.25 \u17a0\u17be\u1799\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u1785\u17c6\u1793\u17bd\u1793\u200b\u1785\u1793\u17d2\u179b\u17c4\u17c7\u200b\u17a2\u1794\u17d2\u1794\u1794\u179a\u1798\u17b6\u200b\u1793\u17c4\u17c7\u17d4 \u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u178a\u17c2\u179b\u200b\u179a\u17c6\u1796\u17b9\u1784\u200b\u1790\u17b6\u200b\u1793\u17b9\u1784\u200b\u1798\u17b6\u1793\u200b\u1780\u17b6\u179a\u200b\u1795\u17d2\u179b\u17b6\u179f\u17cb\u200b\u1794\u17d2\u178a\u17bc\u179a\u200b\u17a2\u17d2\u1793\u1780\u200b\u1787\u17bd\u179b \u179f\u17bc\u1798\u200b\u1794\u17d2\u179a\u17be\u200b\u1785\u17c6\u1793\u17bd\u1793\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u178a\u17c6\u1794\u17bc\u1784 1.5\u00d7\u17d4 \u1798\u17c2\u1793\u200b\u17a0\u17be\u1799 \u17a2\u17d2\u1793\u1780\u200b\u1793\u17b9\u1784\u200b\u1798\u17b6\u1793\u200b\u1785\u1793\u17d2\u179b\u17c4\u17c7\u200b\u1791\u1791\u17c1\u200b\u1793\u17c5\u200b\u1796\u17c1\u179b\u200b\u178a\u17c6\u1794\u17bc\u1784\u17d4 \u1793\u17c4\u17c7\u200b\u1787\u17b6\u200b\u1785\u17c6\u178e\u17bb\u1785\u17d4.<\/p><\/blockquote>\n

    5. \u1780\u17b6\u179a\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u1798\u17be\u179b\u200b\u1787\u17b6\u1780\u17cb\u179f\u17d2\u178f\u17c2\u1784\u200b\u1793\u17c3\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1781\u17d2\u179b\u17b8<\/h3>\n

    \u1799\u17be\u1784\u200b\u1794\u17b6\u1793\u200b\u1782\u17d2\u179a\u1794\u200b\u178a\u178e\u17d2\u178a\u1794\u17cb\u200b\u17a2\u1793\u17d2\u1791\u17b6\u1780\u17cb\u200b\u179b\u17c6\u1793\u17b6\u17c6\u200b\u178a\u17be\u1798 10kA \u1798\u17bb\u1793\u200b\u1793\u17c1\u17c7 \u1794\u17c9\u17bb\u1793\u17d2\u178f\u17c2\u200b\u179f\u17bc\u1798\u200b\u17b1\u17d2\u1799\u200b\u1798\u17b6\u1793\u200b\u1797\u17b6\u1796\u200b\u1787\u17b6\u1780\u17cb\u179b\u17b6\u1780\u17cb\u200b\u17a2\u17c6\u1796\u17b8\u200b\u1798\u17bc\u179b\u17a0\u17c1\u178f\u17bb\u200b\u178a\u17c2\u179b\u200b\u179c\u17b6\u200b\u179f\u17c6\u1781\u17b6\u1793\u17cb\u17d4.<\/p>\n

    NEC 110.24(A) \u178f\u1798\u17d2\u179a\u17bc\u179c\u200b\u17b1\u17d2\u1799\u200b\u1780\u17b6\u179a\u200b\u178a\u17c6\u17a1\u17be\u1784\u200b\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798 \u1793\u17b7\u1784\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u1791\u17b6\u17c6\u1784\u200b\u17a2\u179f\u17cb (\u1798\u17b7\u1793\u200b\u1798\u17c2\u1793\u200b\u179b\u17c6\u1793\u17c5\u200b\u178a\u17d2\u178b\u17b6\u1793\u200b\u1782\u17d2\u179a\u17bd\u179f\u17b6\u179a\u200b\u1798\u17bd\u1799 \u1793\u17b7\u1784\u200b\u1796\u17b8\u179a) \u178f\u17d2\u179a\u17bc\u179c\u200b\u1798\u17b6\u1793\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u17a2\u178f\u17b7\u1794\u179a\u1798\u17b6\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1782\u178e\u1793\u17b6 \u1793\u17b7\u1784 \u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u200b\u1787\u17b6\u200b\u17a2\u1785\u17b7\u1793\u17d2\u178f\u17d2\u179a\u17c3\u1799\u17cd<\/strong> \u1793\u17c5\u200b\u179b\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u179f\u17c1\u179c\u17b6\u1780\u1798\u17d2\u1798 \u1793\u17b7\u1784\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u1785\u17c2\u1780\u1785\u17b6\u1799\u17d4 \u1780\u17b6\u179b\u200b\u1794\u179a\u17b7\u1785\u17d2\u1786\u17c1\u1791\u200b\u1793\u17c3\u200b\u1780\u17b6\u179a\u200b\u1782\u178e\u1793\u17b6\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u178f\u17c2\u200b\u179a\u17bd\u1798\u200b\u1794\u1789\u17d2\u1785\u17bc\u179b\u17d4.<\/p>\n

    \u17a2\u17d2\u1793\u1780\u200b\u178f\u17d2\u179a\u17bd\u178f\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u1793\u17b9\u1784\u200b\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u200b\u1798\u17be\u179b\u200b\u179a\u17bf\u1784\u200b\u1794\u17b8\u200b\u1799\u17c9\u17b6\u1784\u17d6<\/p>\n

      \n
    1. \u178f\u17be\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u200b\u1793\u17c5\u200b\u179b\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u178a\u17c2\u179a\u200b\u17ac\u200b\u1791\u17c1? (\u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u1798\u17b7\u1793\u200b\u1798\u17b6\u1793\u200b\u1791\u17c1 \u179f\u17bc\u1798\u200b\u178a\u17b6\u1780\u17cb\u200b\u179f\u17d2\u179b\u17b6\u1780\u200b\u179b\u17c1\u1781 1)<\/li>\n
    2. \u178f\u17be\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1781\u17d2\u179b\u17b8\u200b\u179a\u1794\u179f\u17cb\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u179b\u17be\u179f\u200b\u1796\u17b8\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u179f\u1798\u17d2\u1782\u17b6\u179b\u17cb\u200b\u178a\u17c2\u179a\u200b\u17ac\u200b\u1791\u17c1? (\u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u1798\u17b7\u1793\u200b\u1798\u17b6\u1793\u200b\u1791\u17c1 \u179f\u17bc\u1798\u200b\u178a\u17b6\u1780\u17cb\u200b\u179f\u17d2\u179b\u17b6\u1780\u200b\u179b\u17c1\u1781 2)<\/li>\n
    3. \u178f\u17be\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1791\u1794\u17cb\u200b\u179b\u17c6\u17a0\u17bc\u179a\u200b\u17a2\u1782\u17d2\u1782\u17b7\u179f\u1793\u17b8\u200b\u1791\u17b6\u17c6\u1784\u200b\u17a2\u179f\u17cb\u200b\u1793\u17c5\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1798\u17b6\u1793\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179a\u17c6\u1781\u17b6\u1793\u200b\u1799\u17c9\u17b6\u1784\u200b\u17a0\u17c4\u1785\u200b\u178e\u17b6\u179f\u17cb\u200b\u179f\u17d2\u1798\u17be\u200b\u1793\u17b9\u1784\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u178a\u17c2\u179a\u200b\u17ac\u200b\u1791\u17c1? (\u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u1798\u17b7\u1793\u200b\u1798\u17b6\u1793\u200b\u1791\u17c1 \u179f\u17bc\u1798\u200b\u178a\u17b6\u1780\u17cb\u200b\u179f\u17d2\u179b\u17b6\u1780\u200b\u179b\u17c1\u1781 3)<\/li>\n<\/ol>\n

      \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3 10kA \u17ac 22kA \u1792\u1798\u17d2\u1798\u178f\u17b6\u200b\u179a\u1794\u179f\u17cb\u200b\u1796\u17bd\u1780\u200b\u1782\u17c1 \u1794\u179a\u17b6\u1787\u17d0\u1799\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1780\u17b6\u179a\u200b\u1792\u17d2\u179c\u17be\u200b\u178f\u17c1\u179f\u17d2\u178f\u200b\u1793\u17c1\u17c7\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u17a2\u1782\u17b6\u179a\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u1787\u17b6\u200b\u1785\u17d2\u179a\u17be\u1793\u17d4 \u179f\u17c1\u179c\u17b6\u1780\u1798\u17d2\u1798 3,000A \u178a\u17c2\u179b\u200b\u1798\u17b6\u1793\u200b\u1791\u17b8\u178f\u17b6\u17c6\u1784\u200b\u1793\u17c5\u200b\u1785\u1798\u17d2\u1784\u17b6\u1799 50 \u17a0\u17d2\u179c\u17b8\u178f\u200b\u1796\u17b8\u200b\u17a7\u1794\u1780\u179a\u178e\u17cd\u200b\u1794\u17c6\u179b\u17c2\u1784 1,500 kVA \u17a2\u17b6\u1785\u200b\u1798\u17b6\u1793\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u178a\u17c2\u179b\u200b\u1798\u17b6\u1793 35-50kA \u1793\u17c5\u200b\u1794\u1793\u17d2\u1791\u17c7\u200b\u1785\u17c2\u1780\u1785\u17b6\u1799\u200b\u1799\u17c9\u17b6\u1784\u200b\u1784\u17b6\u1799\u200b\u179f\u17d2\u179a\u17bd\u179b\u17d4 \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780 22kA \u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u1791\u17be\u1794\u200b\u178f\u17c2\u200b\u1780\u17d2\u179b\u17b6\u1799\u200b\u1787\u17b6\u200b\u1780\u17b6\u179a\u200b\u179a\u17c6\u179b\u17c4\u1797\u200b\u1780\u17bc\u178a\u17d4.<\/p>\n

      \u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u200b\u178a\u17c2\u179b\u200b\u1794\u17b6\u1793\u200b\u1794\u1789\u17d2\u1787\u17b6\u1780\u17cb\u200b\u179f\u1798\u17d2\u179a\u17b6\u1794\u17cb\u200b\u1780\u17b6\u179a\u200b\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u200b\u1796\u17b6\u178e\u17b7\u1787\u17d2\u1787\u1780\u1798\u17d2\u1798\u200b\u1787\u17b6\u200b\u1792\u1798\u17d2\u1798\u178f\u17b6\u200b\u1798\u17b6\u1793\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u179f\u17c0\u1782\u17d2\u179c\u17b8\u200b\u1781\u17d2\u179b\u17b8 42kA, 65kA \u17ac 100kA\u2014\u178a\u17c2\u179b\u200b\u178f\u17d2\u179a\u17bc\u179c\u200b\u1793\u17b9\u1784\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u1785\u179a\u1793\u17d2\u178f\u200b\u1780\u17c6\u17a0\u17bb\u179f\u200b\u1796\u17b7\u178f\u200b\u1794\u17d2\u179a\u17b6\u1780\u178a\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u1782\u17b6\u179a\u17d4.<\/p>\n

      6. \u1794\u179a\u17b7\u179f\u17d2\u1790\u17b6\u1793 \u1793\u17b7\u1784\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u17d6 \u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3 NEMA \u1793\u17b7\u1784\u200b\u179b\u1780\u17d2\u1781\u1781\u178e\u17d2\u178c\u200b\u1796\u17b7\u179f\u17c1\u179f<\/h3>\n

      \u1798\u1787\u17d2\u1788\u1798\u178e\u17d2\u178c\u179b\u200b\u1795\u17d2\u1791\u17bb\u1780\u17d6 NEMA \u1794\u17d2\u179a\u1797\u17c1\u1791 1 (\u1791\u17b8\u178f\u17b6\u17c6\u1784\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1795\u17d2\u1791\u17c7 \u179f\u17d2\u1784\u17bd\u178f) \u1787\u17b6\u1798\u17bd\u1799\u200b\u1787\u1798\u17d2\u179a\u17be\u179f\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791 3R (\u1791\u17b8\u178f\u17b6\u17c6\u1784\u200b\u1781\u17b6\u1784\u200b\u1780\u17d2\u179a\u17c5 \u1792\u1793\u17cb\u200b\u1793\u17b9\u1784\u200b\u17a2\u17b6\u1780\u17b6\u179f\u1792\u17b6\u178f\u17bb) \u1798\u17d2\u178a\u1784\u1798\u17d2\u1780\u17b6\u179b\u17d4.<\/p>\n

      \u1794\u1793\u17d2\u1791\u17c7\u200b\u1780\u17bb\u1784\u178f\u17b6\u1780\u17cb\u17d6 \u1798\u17b6\u1793\u200b\u1793\u17c5\u200b\u1780\u17d2\u1793\u17bb\u1784\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791 NEMA \u1791\u17b6\u17c6\u1784\u200b\u17a2\u179f\u17cb \u179a\u17bd\u1798\u200b\u1791\u17b6\u17c6\u1784\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791 3R, 4, 4X, 12 (\u17a7\u179f\u17d2\u179f\u17b6\u17a0\u1780\u1798\u17d2\u1798) \u1793\u17b7\u1784\u200b\u1780\u1798\u17d2\u179a\u17b7\u178f\u200b\u179c\u17b6\u1799\u200b\u178f\u1798\u17d2\u179b\u17c3\u200b\u1791\u17b8\u178f\u17b6\u17c6\u1784\u200b\u1782\u17d2\u179a\u17c4\u17c7\u1790\u17d2\u1793\u17b6\u1780\u17cb (\u1790\u17d2\u1793\u17b6\u1780\u17cb I \u1795\u17d2\u1793\u17c2\u1780 1\/2, \u1790\u17d2\u1793\u17b6\u1780\u17cb II \u1787\u17b6\u200b\u178a\u17be\u1798)\u17d4.<\/p>\n

      \u1794\u17d2\u179a\u179f\u17b7\u1793\u200b\u1794\u17be\u200b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u200b\u179a\u1794\u179f\u17cb\u200b\u17a2\u17d2\u1793\u1780\u200b\u1796\u17b6\u1780\u17cb\u1796\u17d0\u1793\u17d2\u1792\u200b\u1793\u17b9\u1784\u17d6<\/p>\n