{"id":3312,"date":"2026-07-31T09:11:20","date_gmt":"2026-07-31T09:11:20","guid":{"rendered":"https:\/\/huyuglobal.com\/?p=3312"},"modified":"2026-07-31T09:11:22","modified_gmt":"2026-07-31T09:11:22","slug":"nec-requirements-for-wires-and-the-voltage-they-carry","status":"publish","type":"post","link":"https:\/\/huyuglobal.com\/ar\/blog\/nec-requirements-for-wires-and-the-voltage-they-carry\/","title":{"rendered":"\u0645\u062a\u0637\u0644\u0628\u0627\u062a NEC \u0644\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0630\u064a \u062a\u062d\u0645\u0644\u0647"},"content":{"rendered":"<p>\u062d\u062f\u062b\u062a \u062d\u0627\u062f\u062b\u0629 \u062d\u062f\u064a\u062b\u0629 \u062a\u062a\u0639\u0644\u0642 \u0628\u0645\u0642\u0627\u0648\u0644 \u0641\u064a \u0625\u0644\u064a\u0646\u0648\u064a \u0642\u0627\u0645 \u0628\u062a\u0645\u062f\u064a\u062f \u0643\u0627\u0628\u0644\u0627\u062a \u0644\u0645\u0637\u0628\u062e \u062a\u062c\u0627\u0631\u064a 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\u0645\u0642\u0627\u0633 \u0627\u0644\u0633\u0644\u0643\u060c \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631\" width=\"1448\" height=\"1086\" \/><\/p>\n<p>\u0641\u064a \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u064a\u0628\u0642\u0649 \u0627\u0644\u062c\u0647\u062f \u0639\u0627\u0645\u0644\u064b\u0627 \u0645\u0647\u0645\u064b\u0627\u060c \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0644\u064a\u0633 \u0647\u0648 \u0627\u0644\u0645\u062d\u062f\u062f \u0627\u0644\u0648\u062d\u064a\u062f \u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0645\u0648\u0635\u0644. \u0639\u0644\u0627\u0648\u0629 \u0639\u0644\u0649 \u0630\u0644\u0643\u060c \u0645\u0646 \u0627\u0644\u0645\u0641\u062a\u0631\u0636 \u0623\u0646 \u064a\u062a\u0646\u0627\u0633\u0628 \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 \u0645\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0645\u0646 \u0627\u0644\u062d\u0645\u0644\u060c \u0648\u064a\u0639\u062a\u0645\u062f \u0627\u0644\u062d\u062c\u0645 \u0639\u0644\u0649 \u0639\u0648\u0627\u0645\u0644 \u0645\u062b\u0644 \u0642\u064a\u0627\u0633 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u062a\u0635\u0646\u064a\u0641 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u062d\u064a\u0637\u0629\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0643\u0645\u064a\u0629 \u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0633\u064a\u0631 \u0641\u064a \u0627\u0644\u0645\u0633\u0627\u0631. \u062a\u0633\u0647\u0644 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 NEC - \u062a\u062d\u062f\u064a\u062f\u064b\u0627\u060c \u0627\u0644\u062c\u062f\u0648\u0644 310.16 \u062d\u0633\u0627\u0628 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u0646\u0648\u0639 \u0627\u0644\u0645\u0648\u0635\u0644 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0642\u064a\u0627\u0633\u0647. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u064a\u0645\u0643\u0646 \u0644\u0645\u0648\u0635\u0644 \u0646\u062d\u0627\u0633\u064a \u0628\u0642\u0637\u0631 12 \u0642\u064a\u0627\u0633 \u0645\u0639 \u0639\u0632\u0644 \u0645\u0635\u0646\u0641 \u0644\u0640 75\u02daC \u0627\u0633\u062a\u064a\u0639\u0627\u0628 25 \u0623\u0645\u0628\u064a\u0631 (\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 NEC \u0642\u062f \u062d\u062f\u062f\u062a \u0643\u0645\u064a\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0625\u0644\u0649 20 \u0623\u0645\u0628\u064a\u0631 \u0644\u0644\u062f\u0627\u0626\u0631\u0629) \u0628\u0633\u0628\u0628 \u0623\u0646 \u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647\u0627\u060c \u062a\u062c\u0639\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0623\u0643\u062b\u0631 \u0639\u0631\u0636\u0629 \u0644\u0645\u0634\u0627\u0643\u0644 \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629. \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 \u0623\u062f\u0646\u0627\u0647\u060c \u064a\u062a\u0645 \u062a\u0644\u062e\u064a\u0635 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0644\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0646\u062d\u0627\u0633\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u062f\u0627\u062e\u0644 \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 NEC (75 C).<\/p>\n<table>\n<thead>\n<tr>\n<th>\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 (AWG\u060c \u0646\u062d\u0627\u0633)<\/th>\n<th>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0639\u0646\u062f 75\u00b0C (\u0627\u0644\u062c\u062f\u0648\u0644 310.16)<\/th>\n<th>\u062a\u0635\u0646\u064a\u0641 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0642\u064a\u0627\u0633\u064a (NEC 240.4(D))<\/th>\n<th>\u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>14 AWG<\/strong><\/td>\n<td>20 \u0623<\/td>\n<td>15 \u0623\u0645\u0628\u064a\u0631<\/td>\n<td>\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0625\u0636\u0627\u0621\u0629 \u0648\u0627\u0644\u0645\u0622\u062e\u0630 \u0627\u0644\u0639\u0627\u0645\u0629 \u0628\u062c\u0647\u062f 15 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<td><strong>12 AWG<\/strong><\/td>\n<td>25 \u0623<\/td>\n<td>20 \u0623<\/td>\n<td>\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u0622\u062e\u0630 \u0641\u064a \u0627\u0644\u0645\u0637\u0628\u062e\u060c \u0648\u063a\u0633\u064a\u0644 \u0627\u0644\u0645\u0644\u0627\u0628\u0633\u060c \u0648\u0627\u0644\u062d\u0645\u0627\u0645 \u0628\u062c\u0647\u062f 20 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<td><strong>10 AWG<\/strong><\/td>\n<td>35 \u0623<\/td>\n<td>30 \u0623<\/td>\n<td>\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062c\u0641\u0641\u0627\u062a \u0628\u062c\u0647\u062f 30 \u0623\u0645\u0628\u064a\u0631\u060c \u0648\u0645\u0643\u064a\u0641\u0627\u062a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0635\u063a\u064a\u0631\u0629\u060c \u0648\u0633\u062e\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<td><strong>8 AWG<\/strong><\/td>\n<td>50 \u0623<\/td>\n<td>40 \u0623 \u0623\u0648 50 \u0623 (\u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u062d\u0645\u0644 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642)<\/td>\n<td>\u062f\u0648\u0627\u0626\u0631 40 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 50 \u0623\u0645\u0628\u064a\u0631\u060c \u0634\u0648\u0627\u062d\u0646 EV<\/td>\n<\/tr>\n<tr>\n<td><strong>6 AWG<\/strong><\/td>\n<td>65 \u0623<\/td>\n<td>50 \u0623 \u0623\u0648 60 \u0623<\/td>\n<td>\u0634\u0648\u0627\u062d\u0646 EV \u0627\u0644\u0623\u0643\u0628\u0631\u060c \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0641\u0631\u0639\u064a\u0629\u060c \u0623\u062d\u0648\u0627\u0636 \u0627\u0644\u0627\u0633\u062a\u062d\u0645\u0627\u0645 \u0627\u0644\u0633\u0627\u062e\u0646\u0629<\/td>\n<\/tr>\n<tr>\n<td><strong>4 AWG<\/strong><\/td>\n<td>85 \u0623<\/td>\n<td>70 \u0623 \u0623\u0648 80 \u0623<\/td>\n<td>\u0645\u063a\u0630\u064a\u0627\u062a \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0641\u0631\u0639\u064a\u0629\u060c \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0633\u0643\u0646\u064a\u0629 \u0627\u0644\u0643\u0628\u064a\u0631\u0629<\/td>\n<\/tr>\n<tr>\n<td><strong>2 AWG<\/strong><\/td>\n<td>115 \u0623<\/td>\n<td>100 \u0623<\/td>\n<td>\u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0641\u0631\u0639\u064a\u0629 \u0627\u0644\u0633\u0643\u0646\u064a\u0629\u060c \u0645\u062f\u0627\u062e\u0644 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0635\u063a\u064a\u0631\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u062d\u0627\u0644\u064a\u0629 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0628\u064a\u0626\u064a\u0629 \u0648\u0639\u062f\u062f \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0642\u0646\u0627\u0629. \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0635\u0644 \u0641\u064a \u0639\u0644\u064a\u0629 \u0633\u0627\u062e\u0646\u0629\u060c \u062d\u064a\u062b \u062a\u062a\u062c\u0627\u0648\u0632 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0628\u0627\u0644\u063a\u0629 30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (86 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)\u060c \u064a\u062c\u0628 \u062a\u0642\u0644\u064a\u0644 \u062a\u0635\u0646\u064a\u0641\u0647 \u062d\u064a\u062b \u064a\u062a\u0645 \u062a\u0642\u0644\u064a\u0644 \u0633\u0639\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u0627\u0644\u0645\u0636\u0627\u0639\u0641\u0627\u062a \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 310.15(B)(1). \u0623\u064a\u0636\u064b\u0627\u060c \u064a\u062c\u0628 \u062a\u0642\u0644\u064a\u0644 \u062a\u0635\u0646\u064a\u0641 \u0642\u0646\u0627\u0629 \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0623\u0643\u062b\u0631 \u0645\u0646 \u062b\u0644\u0627\u062b\u0629 \u0645\u0648\u0635\u0644\u0627\u062a \u062a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u064b\u0627 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u0645\u0642\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 310.15(C)(1). \u0646\u062a\u064a\u062c\u0629 \u0644\u0630\u0644\u0643\u060c \u064a\u062d\u062f\u062b \u062a\u0642\u0644\u064a\u0644 \u0633\u0639\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0644\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0642\u062f \u064a\u0643\u0648\u0646 \u0647\u0630\u0627 \u0627\u0644\u0633\u0644\u0643 \u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628 \u0644\u0644\u062d\u062c\u0645 \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0641\u0648\u0642 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629. \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u062d\u062f\u062f \u0644\u0623\u064a \u062f\u0627\u0626\u0631\u0629\u060c \u062f\u0644\u064a\u0644\u0646\u0627 \u0639\u0644\u0649 <a href=\"https:\/\/huyuglobal.com\/ar\/blog\/what-size-circuit-breaker-do-i-need\/\">\u062d\u062c\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0630\u064a \u062a\u062d\u062a\u0627\u062c\u0647<\/a> \u064a\u0648\u0636\u062d \u0639\u0645\u0644\u064a\u0629 \u0645\u0633\u062a\u0646\u062f\u0629 \u0625\u0644\u0649 NEC \u0644\u0643\u0644 \u0645\u0646 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0639\u0627\u0645\u0629 \u0648\u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u062a\u064a \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0645\u062c\u0645\u0639\u0629 \u0648\u0630\u0627\u062a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629.<\/p>\n<h2>\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f: \u062a\u0648\u0635\u064a\u0629 NEC \u0627\u0644\u062a\u064a \u062a\u0635\u0628\u062d \u0645\u062a\u0637\u0644\u0628\u064b\u0627 \u0641\u064a \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0629<\/h2>\n<p>\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0644\u064a\u0633 \u0645\u062a\u0637\u0644\u0628\u064b\u0627 \u064a\u062c\u0628 \u0627\u062a\u0628\u0627\u0639\u0647 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 NEC\u061b \u0628\u0644 \u0647\u0648 \u0645\u062c\u0631\u062f \u0625\u0631\u0634\u0627\u062f \u0639\u0627\u0645 \u062a\u062a\u0628\u0639\u0647 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639. \u0641\u064a \u0627\u0644\u063a\u0627\u0644\u0628\u060c \u062a\u062a\u0628\u0639 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0645\u0646 NEC. \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0627\u062f\u0629 210.19(A) \u0645\u0644\u0627\u062d\u0638\u0629 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0631\u0642\u0645 4\u060c \u062a\u0648\u0635\u064a NEC \u0628\u0623\u0646 \u0644\u0627 \u064a\u0638\u0647\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0641\u0631\u0639\u064a\u0629 \u0642\u064a\u0645\u0629 \u0627\u0646\u062e\u0641\u0627\u0636 \u062c\u0647\u062f \u062a\u062a\u062c\u0627\u0648\u0632 5%\u060c \u062d\u064a\u062b \u064a\u062c\u0628 \u0623\u0644\u0627 \u064a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u0623\u0643\u062b\u0631 \u0645\u0646 3% \u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u063a\u0630\u064a \u0648\u0623\u0642\u0635\u0649 2% \u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0641\u0631\u0639\u064a\u0629. \u062a\u0648\u0636\u062d \u0625\u0631\u0634\u0627\u062f\u0627\u062a NEC \u0623\u0646 \u0627\u0644\u062d\u0645\u0644 \u0628\u062c\u0647\u062f 120 \u0641\u0648\u0644\u062a \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0644\u0642\u0649 \u0625\u0645\u062f\u0627\u062f \u062c\u0647\u062f \u064a\u0635\u0644 \u0625\u0644\u0649 114 \u0641\u0648\u0644\u062a. \u0648\u0628\u0627\u0644\u0645\u062b\u0644\u060c \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0628\u062c\u0647\u062f 240 \u0648480 \u0641\u0648\u0644\u062a\u060c \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u0639\u0646\u064a\u0629 \u0647\u064a 228 \u0641\u0648\u0644\u062a \u0648456 \u0641\u0648\u0644\u062a.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3316\" src=\"https:\/\/huyuglobal.com\/wp-content\/uploads\/2026\/07\/Voltage-Drop-The-NECs-Recommendation-That-Becomes-a-Requirement-in-Practice.webp\" alt=\"\u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f: \u062a\u0648\u0635\u064a\u0629 NEC \u0627\u0644\u062a\u064a \u062a\u0635\u0628\u062d \u0645\u062a\u0637\u0644\u0628\u064b\u0627 \u0641\u064a \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0629\" width=\"1448\" height=\"1086\" \/><\/p>\n<p>\u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0628\u0648\u0627\u0633\u0637\u0629 \u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0643\u0645\u064a\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u062f\u0641\u0642 \u0645\u0646 \u062e\u0644\u0627\u0644\u0647\u060c \u0648\u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f. \u0646\u0641\u0633 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u0635\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0646\u062d\u0627\u0633 \u0628\u062d\u062c\u0645 12 \u0627\u0644\u0630\u064a \u064a\u0633\u062a\u062e\u062f\u0645 \u0644\u0646\u0642\u0644 20 \u0623\u0645\u0628\u064a\u0631 \u062f\u0648\u0646 \u0627\u0646\u062e\u0641\u0627\u0636 \u0645\u0644\u062d\u0648\u0638 \u0641\u064a \u0627\u0644\u062c\u0647\u062f \u0639\u0644\u0649 \u0645\u0633\u0627\u0641\u0629 50 \u0642\u062f\u0645\u064b\u0627 \u0633\u064a\u0634\u0647\u062f \u0627\u0646\u062e\u0641\u0627\u0636\u064b\u0627 \u064a\u0628\u0644\u063a \u062d\u0648\u0627\u0644\u064a 6% \u0639\u0646\u062f\u0645\u0627 \u062a\u0632\u062f\u0627\u062f \u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0625\u0644\u0649 200 \u0642\u062f\u0645\u060c \u0648\u0647\u0648 \u0645\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0645\u0642\u0628\u0648\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0642\u0627\u0646\u0648\u0646 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621 \u0627\u0644\u0648\u0637\u0646\u064a \u0648\u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0628\u0639\u0636 \u0627\u0644\u0645\u0634\u0627\u0643\u0644 \u0645\u0639 \u062a\u0644\u0627\u0634\u064a \u0627\u0644\u0645\u0635\u0627\u0628\u064a\u062d\u060c \u0648\u0633\u062e\u0648\u0646\u0629 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0648\u062a\u0639\u0637\u0644 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629. \u064a\u0645\u0643\u0646 \u062d\u0644 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0632\u064a\u0627\u062f\u0629 \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0635\u0644 \u0646\u062d\u0627\u0633\u064a \u0628\u062d\u062c\u0645 10 \u0623\u0648 \u062d\u062a\u0649 8 \u0644\u0644\u0627\u0645\u062a\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629\u060c \u0644\u0636\u0645\u0627\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0643\u0627\u0641\u064a\u0629 \u0648\u0646\u0637\u0627\u0642 \u0645\u0642\u0628\u0648\u0644 \u0645\u0646 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f. \u0641\u064a \u0627\u0644\u062c\u062f\u0648\u0644 \u0623\u062f\u0646\u0627\u0647\u060c \u062a\u0645 \u062a\u0648\u0641\u064a\u0631 \u0627\u0644\u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0642\u0635\u0648\u0649 \u0627\u0644\u0645\u0630\u0643\u0648\u0631\u0629 \u0623\u0639\u0644\u0627\u0647 \u0644\u0623\u062d\u062c\u0627\u0645 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 (AWG\u060c \u0646\u062d\u0627\u0633)<\/th>\n<th>\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644<\/th>\n<th>\u0627\u0644\u0645\u0633\u0627\u0641\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0627\u0644\u062a\u0642\u0631\u064a\u0628\u064a\u0629 \u0644\u0627\u0646\u062e\u0641\u0627\u0636 \u062c\u0647\u062f 3% (\u062f\u0627\u0626\u0631\u0629 120 \u0641\u0648\u0644\u062a)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>14 AWG<\/strong><\/td>\n<td>15 \u0623\u0645\u0628\u064a\u0631<\/td>\n<td>50 \u0642\u062f\u0645\u064b\u0627 (15 \u0645\u062a\u0631\u064b\u0627)<\/td>\n<\/tr>\n<tr>\n<td><strong>12 AWG<\/strong><\/td>\n<td>20 \u0623<\/td>\n<td>60 \u0642\u062f\u0645\u0627\u064b (18 \u0645\u062a\u0631\u0627\u064b)<\/td>\n<\/tr>\n<tr>\n<td><strong>10 AWG<\/strong><\/td>\n<td>30 \u0623<\/td>\n<td>70 \u0642\u062f\u0645\u0627\u064b (21 \u0645\u062a\u0631\u0627\u064b)<\/td>\n<\/tr>\n<tr>\n<td><strong>8 AWG<\/strong><\/td>\n<td>50 \u0623<\/td>\n<td>75 \u0642\u062f\u0645\u0627\u064b (23 \u0645\u062a\u0631\u0627\u064b)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0647\u0630\u0647 \u0627\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u062a\u0642\u0631\u064a\u0628\u064a\u0629 \u0648\u064a\u062c\u0628 \u062d\u0633\u0627\u0628\u0647\u0627 \u0628\u062f\u0642\u0629 \u0644\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u060c \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0641\u0639\u0644\u064a\u060c \u0648\u0637\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0641\u0639\u0644\u064a\u060c \u0648\u0635\u064a\u063a\u0629 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f NEC \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627. \u0627\u0644\u0622\u0644\u0627\u062a \u0627\u0644\u062d\u0627\u0633\u0628\u0629 \u0639\u0628\u0631 \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0647\u0648\u0627\u062a\u0641 \u0627\u0644\u0645\u062d\u0645\u0648\u0644\u0629\u060c \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646\u0647\u0627 \u0645\u0631\u062c\u0639\u064a\u0629 \u0645\u0646 \u0642\u0628\u0644 \u0645\u0646\u0638\u0645\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0645\u062b\u0644 \u0627\u0644\u0640 <a href=\"https:\/\/www.ecmag.com\" rel=\"nofollow noopener\" target=\"_blank\">\u0645\u062c\u0644\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/a>, \u060c \u062a\u0648\u0641\u0631 \u0637\u0631\u064a\u0642\u0629 \u0645\u0644\u0627\u0626\u0645\u0629 \u0644\u0623\u062f\u0627\u0621 \u0647\u0630\u0647 \u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0641\u064a \u0627\u0644\u0645\u064a\u062f\u0627\u0646\u060c \u0644\u0643\u0646 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u2014 Vd = (2 \u00d7 L \u00d7 I \u00d7 R) \/ 1,000 \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0637\u0648\u0631\u060c \u062d\u064a\u062b R \u0647\u064a \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0644\u0643\u0644 1,000 \u0642\u062f\u0645 \u0645\u0646 \u062c\u062f\u0648\u0644 8 \u0641\u064a \u0627\u0644\u0641\u0635\u0644 9 \u0645\u0646 NEC \u2014 \u0628\u0633\u064a\u0637\u0629 \u0648\u064a\u0645\u0643\u0646 \u062d\u0633\u0627\u0628\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0622\u0644\u0629 \u062d\u0627\u0633\u0628\u0629 \u0647\u0646\u062f\u0633\u064a\u0629 \u0642\u064a\u0627\u0633\u064a\u0629.<\/p>\n<h2>\u0642\u0627\u0639\u062f\u0629 125% \u0644\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629: \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0644\u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0627\u0644\u0637\u0648\u064a\u0644\u0629<\/h2>\n<p>\u0642\u0627\u0639\u062f\u0629 125% \u0645\u0646 NEC \u0647\u064a \u0648\u0627\u062d\u062f\u0629 \u0645\u0646 \u0627\u0644\u0623\u062d\u0643\u0627\u0645 \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u062a\u0641\u0633\u064a\u0631\u0647\u0627 \u0628\u0634\u0643\u0644 \u062e\u0627\u0637\u0626 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639 \u0641\u064a \u0627\u0644\u0643\u0648\u062f. \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0627\u0644\u062f\u0627\u0626\u0631\u0629. \u0628\u0628\u0633\u0627\u0637\u0629\u060c \u064a\u064f\u0648\u0635\u0641 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0641\u064a NEC \u0628\u0623\u0646\u0647 \u0646\u0648\u0639 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0630\u064a \u064a\u0639\u0645\u0644 \u0644\u0645\u062f\u0629 \u0644\u0627 \u062a\u0642\u0644 \u0639\u0646 3 \u0633\u0627\u0639\u0627\u062a. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u064a\u062c\u0628 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 125% \u0645\u0646 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 100% \u0645\u0646 \u0627\u0644\u062d\u0645\u0644 \u063a\u064a\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0644\u062f\u064a\u0646\u0627 \u062f\u0627\u0626\u0631\u0629 \u0628\u062d\u0645\u0644 \u0645\u0633\u062a\u0645\u0631 16A (\u0645\u062b\u0644 \u0633\u062e\u0627\u0646 \u0627\u0644\u0645\u0627\u0621)\u060c \u0641\u0625\u0646\u0647\u0627 \u0633\u062a\u0646\u062a\u062c \u062a\u0635\u0646\u064a\u0641 20A \u2014 16A * 1.25 = 20A. \u0647\u0630\u0627 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0646\u062d\u0627\u0633\u064a \u0628\u0642\u064a\u0627\u0633 12 \u0647\u0648 \u0623\u0635\u063a\u0631 \u0645\u0648\u0635\u0644 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0644\u0647\u0630\u0627 \u0627\u0644\u062d\u0645\u0644. \u0644\u0644\u0645\u0631\u062c\u0639\u064a\u0629\u060c \u0633\u064a\u0643\u0648\u0646 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0646\u062d\u0627\u0633\u064a \u0628\u0642\u064a\u0627\u0633 14 \u0635\u063a\u064a\u0631\u064b\u0627 \u062c\u062f\u064b\u0627 \u0644\u0623\u0646\u0647 \u064a\u0645\u062a\u0644\u0643 \u0642\u062f\u0631\u0629 15A \u0641\u0642\u0637. \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0630\u0644\u0643\u060c \u062a\u0646\u0637\u0628\u0642 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u0639\u0644\u0649 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f: \u064a\u062a\u0645 \u0623\u064a\u0636\u064b\u0627 \u062a\u062d\u062f\u064a\u062f \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0639\u0646\u062f 125% \u0645\u0646 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\u0623\u062d\u062f\u0647\u0645\u0627 \u0645\u062a\u0635\u0644\u064b\u0627 \u0628\u0627\u0644\u0645\u0648\u0635\u0644 \u0628\u064a\u0646\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062b\u0627\u0646\u064a \u0645\u062a\u0635\u0644\u064b\u0627 \u0628\u0633\u0644\u0643 \u0627\u0644\u0623\u0631\u0636\u064a \u0644\u0644\u062f\u0627\u0626\u0631\u0629. \u064a\u0645\u0643\u0646 \u0642\u064a\u0627\u0633 \u062c\u0647\u062f \u0627\u0644\u0633\u0644\u0643 \u0641\u0642\u0637 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0633\u0644\u0643 \u0646\u0634\u0637\u064b\u0627\u060c \u0648\u0644\u0627 \u064a\u0645\u0643\u0646 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0642\u064a\u0627\u0633 \u0625\u0644\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0645\u0639\u062a\u0645\u062f \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062c\u0647\u0632\u0629 \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0646\u0627\u0633\u0628\u0629 \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629. \u064a\u0634\u064a\u0631 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0648\u0635\u0644 \u062a\u062d\u0645\u0644\u0647 \u0625\u0644\u0649 \u0639\u0632\u0644\u062a\u0647\u060c \u0648\u0639\u0627\u062f\u0629 \u0645\u0627 \u064a\u0643\u0648\u0646 300 \u0623\u0648 600 \u0641\u0648\u0644\u062a \u0644\u0639\u0632\u0644 \u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0628\u0627\u0646\u064a\u060c \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646\u0647 \u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646 \u0647\u0630\u0627 \u0627\u0644\u062c\u0647\u062f \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0641\u0639\u0644\u064a \u0627\u0644\u0645\u0648\u062c\u0648\u062f \u0639\u0644\u0649 \u0627\u0644\u0645\u0648\u0635\u0644 \u0641\u064a \u0648\u0642\u062a \u0627\u0644\u0642\u064a\u0627\u0633.<\/p>\n<h3>\u0645\u0627 \u0647\u064a \u0642\u0627\u0639\u062f\u0629 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f 5% \u0641\u064a NEC\u061f<\/h3>\n<p>\u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0627\u0644\u0645\u0642\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u0645\u0627\u062f\u0629 210.19(A) \u0627\u0644\u0645\u0644\u0627\u062d\u0638\u0629 \u0627\u0644\u0625\u0639\u0644\u0627\u0645\u064a\u0629 \u0631\u0642\u0645 4 \u0645\u0646 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0648\u0637\u0646\u064a \u0644\u0644\u0643\u0647\u0631\u0628\u0627\u0621 (NEC)\u060c \u064a\u064f\u0646\u0635\u062d \u0628\u0639\u062f\u0645 \u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0644\u064a \u0641\u064a \u062f\u0627\u0626\u0631\u0629 \u0641\u0631\u0639\u064a\u0629 5% \u0645\u0646 \u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f\u060c \u0648\u064a\u062c\u0628 \u0623\u0646 \u064a\u0634\u0645\u0644 \u0630\u0644\u0643 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0641\u064a \u0627\u0644\u0645\u063a\u0630\u064a \u0628\u0646\u0633\u0628\u0629 3% \u0648\u0627\u0646\u062e\u0641\u0627\u0636 \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0641\u0631\u0639 \u0628\u0646\u0633\u0628\u0629 \u062a\u0635\u0644 \u0625\u0644\u0649 2%. \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646\u0647\u0627 \u0645\u062c\u0631\u062f \u062a\u0648\u0635\u064a\u0629\u060c \u0625\u0644\u0627 \u0623\u0646\u0647\u0627 \u0644\u0627 \u062a\u0632\u0627\u0644 \u0645\u0639\u062a\u0645\u062f\u0629 \u0628\u0634\u0643\u0644 \u0634\u0627\u0626\u0639 \u0645\u0646 \u0642\u0628\u0644 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0648\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0628\u0646\u0627\u0621. \u064a\u0645\u0643\u0646 \u062a\u0642\u0644\u064a\u0644 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0628\u0641\u0639\u0627\u0644\u064a\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0645\u0642\u0637\u0639 \u0623\u0643\u0628\u0631 \u0648\u0623\u062e\u0630 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0646\u0634\u0637 \u0644\u0644\u062d\u0645\u0644 \u0648\u0637\u0648\u0644 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631.<\/p>\n<h3>\u0645\u0627 \u0647\u064a \u0642\u0627\u0639\u062f\u0629 83% \u0641\u064a NEC\u061f<\/h3>\n<p>\u062a\u0634\u0631\u062d \u0627\u0644\u0645\u0627\u062f\u0629 310.12(A) \u0645\u0646 NEC \u0642\u0627\u0639\u062f\u0629 83%\u060c \u0627\u0644\u062a\u064a \u062a\u0646\u0635 \u0639\u0644\u0649 \u0623\u0646\u0647 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0646\u0632\u0644 \u0639\u0627\u0626\u0644\u064a \u0648\u0627\u062d\u062f\u060c \u064a\u0645\u0643\u0646 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0645\u0648\u0635\u0644\u0627\u062a \u0645\u062f\u062e\u0644 \u0627\u0644\u062e\u062f\u0645\u0629 \u0625\u0644\u0649 83% \u0645\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u0641\u0639\u0644\u064a \u0623\u0648 \u0627\u0644\u062d\u0645\u0644. \u0647\u0630\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u062e\u062f\u0645\u0629 \u0633\u0643\u0646\u064a\u0629 \u0645\u0635\u0646\u0641\u0629 \u0628\u0640 200 \u0623\u0645\u0628\u064a\u0631 \u0642\u062f \u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0648\u0635\u0644\u0627\u062a 2\/0 AWG \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0646\u062d\u0627\u0633 \u0627\u0644\u0623\u0643\u0628\u0631 3\/0 AWG \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0641\u064a \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u062a\u0646\u0637\u0628\u0642 \u0642\u0627\u0639\u062f\u0629 83% \u0641\u0642\u0637 \u0639\u0644\u0649 \u0645\u0648\u0635\u0644\u0627\u062a \u0645\u062f\u062e\u0644 \u0627\u0644\u062e\u062f\u0645\u0629 \u0644\u0644\u0645\u0633\u0627\u0643\u0646 \u0627\u0644\u0639\u0627\u0626\u0644\u064a\u0629 \u0627\u0644\u0645\u0641\u0631\u062f\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062c\u0628 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0623\u062e\u0631\u0649 \u0648\u0641\u0642\u064b\u0627 \u0644\u0633\u0639\u062a\u0647\u0627 \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f\u0647\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 \u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u062d\u0645\u0644 \u0648\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0644\u062a\u0644\u0643 \u0627\u0644\u062f\u0648\u0627\u0626\u0631.<\/p>\n<h2>\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.nfpa.org\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 70 \u2014 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0648\u0637\u0646\u064a \u0644\u0644\u0643\u0647\u0631\u0628\u0627\u0621 (NEC)<\/a>. \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621 \u0641\u064a \u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u062d\u062f\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0645\u0648\u0627\u062f 210 \u0648240 \u0648310 \u0648\u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u062a\u064a \u062a\u062d\u0643\u0645 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0648\u062a\u0631\u0643\u064a\u0628\u0647\u0627. \u0627\u0644\u062c\u0645\u0639\u064a\u0629 \u0627\u0644\u0648\u0637\u0646\u064a\u0629 \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642.<\/li>\n<li><a href=\"https:\/\/www.ul.com\" rel=\"nofollow noopener\" target=\"_blank\">UL \u2014 \u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0634\u0647\u0627\u062f\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a<\/a>. \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0648\u0627\u0644\u0642\u0648\u0627\u0626\u0645 \u0627\u0644\u062a\u064a \u062a\u062d\u062f\u062f \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u062c\u0647\u062f \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u0644\u0633\u0644\u0643 \u0648\u0643\u0627\u0628\u0644 \u0627\u0644\u0628\u0646\u0627\u0621.<\/li>\n<li><a href=\"https:\/\/www.ecmag.com\" rel=\"nofollow noopener\" target=\"_blank\">\u0645\u062c\u0644\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u2014 \u0623\u062f\u0644\u0629 \u062a\u0637\u0628\u064a\u0642 NEC \u0648\u062d\u0633\u0627\u0628\u0627\u062a \u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f<\/a>. \u0645\u0646\u0634\u0648\u0631 \u0635\u0646\u0627\u0639\u064a \u064a\u0648\u0641\u0631 \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0644\u062a\u0637\u0628\u064a\u0642 \u0642\u0648\u0627\u0639\u062f NEC \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f \u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629.<\/li>\n<li><a href=\"https:\/\/www.mikeholt.com\" rel=\"nofollow noopener\" target=\"_blank\">Mike Holt Enterprises \u2014 \u062a\u062f\u0631\u064a\u0628 NEC \u0648\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644<\/a>. \u0645\u0648\u0627\u0631\u062f \u062a\u0639\u0644\u064a\u0645\u064a\u0629 \u062d\u0648\u0644 \u0642\u0648\u0627\u0639\u062f NEC \u0644\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0623\u062f\u0648\u0627\u062a \u0627\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u064a\u0629 \u0648\u0627\u0644\u062a\u0641\u0633\u064a\u0631\u0627\u062a \u0627\u0644\u062a\u0641\u0635\u064a\u0644\u064a\u0629 \u0644\u0642\u0627\u0639\u062f\u0629 125%\u060c \u0648\u0642\u0627\u0639\u062f\u0629 83%\u060c \u0648\u062a\u0648\u0635\u064a\u0627\u062a \u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f.<\/li>\n<\/ul>\n<p>\u0627\u0644 <strong>\u0645\u062a\u0637\u0644\u0628\u0627\u062a NEC \u0644\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0630\u064a \u062a\u062d\u0645\u0644\u0647<\/strong> \u0644\u064a\u0633\u062a 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\u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0641\u064a \u0642\u0646\u0627\u0629 \u0630\u0627\u062a \u062c\u0647\u062f \u0645\u062e\u062a\u0644\u0637 \u0643\u0644\u0647\u0627 \u0645\u0635\u0646\u0641\u0629 \u0644\u0623\u0639\u0644\u0649 \u062c\u0647\u062f \u0645\u0648\u062c\u0648\u062f\u060c \u062c\u0645\u064a\u0639\u0647\u0645 \u064a\u0637\u0628\u0642\u0648\u0646 \u0646\u0641\u0633 \u0625\u0637\u0627\u0631 \u0639\u0645\u0644 NEC. \u0641\u0647\u0645 \u0647\u0630\u0627 \u0627\u0644\u0625\u0637\u0627\u0631 \u2014 \u0648\u062a\u0637\u0628\u064a\u0642 \u0643\u0644 \u062c\u0632\u0621 \u0645\u0646\u0647\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u062c\u062f\u0648\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 \u2014 \u0647\u0648 \u0623\u0633\u0627\u0633 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u0622\u0645\u0646 \u0648\u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0627\u0644\u0643\u0648\u062f.<\/p>","protected":false},"excerpt":{"rendered":"<p>A recent incident involved a contractor in Illinois who ran cables for a new commercial kitchen by using 10-gauge copper THHN for a 30-amp, three-phase, 208-volt circuit for a convection oven. This type of conductor is rated for 600 volts. The NEC ampacity chart approved 35 amps for use with this conductor in the specific [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3313,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-3312","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/posts\/3312","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/comments?post=3312"}],"version-history":[{"count":1,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/posts\/3312\/revisions"}],"predecessor-version":[{"id":3318,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/posts\/3312\/revisions\/3318"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/media\/3313"}],"wp:attachment":[{"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/media?parent=3312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/categories?post=3312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/huyuglobal.com\/ar\/wp-json\/wp\/v2\/tags?post=3312"}],"curies":[{"name":"\u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0645\u0627\u0621 (wp)","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}