{"id":21209,"date":"2026-01-06T00:10:09","date_gmt":"2026-01-05T16:10:09","guid":{"rendered":"https:\/\/viox.com\/?p=21209"},"modified":"2026-01-06T00:17:14","modified_gmt":"2026-01-05T16:17:14","slug":"electrical-derating-temperature-altitude-grouping-factors","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ar\/electrical-derating-temperature-altitude-grouping-factors\/","title":{"rendered":"\u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0634\u0627\u0645\u0644 \u0644\u0644\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a: \u0639\u0648\u0627\u0645\u0644 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u062a\u062c\u0645\u064a\u0639"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u0641\u0647\u0645 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629: \u0644\u0645\u0627\u0630\u0627 \u0647\u0648 \u0645\u0647\u0645 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0622\u0645\u0646\u0629<\/h2>\n<p>\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0647\u0648 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0645\u0646\u0647\u062c\u064a \u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0639\u0644\u0649 \u062d\u0645\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 (\u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629) \u0644\u0645\u0631\u0627\u0639\u0627\u0629 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0646\u062d\u0631\u0641 \u0639\u0646 \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629. \u0639\u0646\u062f\u0645\u0627 \u062a\u0639\u0645\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0641\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0639\u0627\u0644\u064a\u0629\u060c \u0623\u0648 \u0639\u0644\u0649 \u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u0639\u0627\u0644\u064a\u0629\u060c \u0623\u0648 \u0645\u062c\u0645\u0639\u0629 \u0645\u0639 \u0645\u0648\u0635\u0644\u0627\u062a \u0623\u062e\u0631\u0649\u060c \u0641\u0625\u0646 \u0642\u062f\u0631\u062a\u0647\u0627 \u0639\u0644\u0649 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u062a\u0642\u0644 \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631. \u0628\u062f\u0648\u0646 \u062d\u0633\u0627\u0628\u0627\u062a \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u060c \u062a\u0648\u0627\u062c\u0647 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0645\u062e\u0627\u0637\u0631 \u062c\u0633\u064a\u0645\u0629: \u0641\u0634\u0644 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0645\u0628\u0643\u0631\u060c, <a href=\"https:\/\/test.viox.com\/ar\/mcb\/\">\u0642\u0648\u0627\u0637\u0639<\/a> \u062a\u0639\u062b\u0631 \u0645\u0632\u0639\u062c\u060c \u0645\u062e\u0627\u0637\u0631 \u0646\u0634\u0648\u0628 \u062d\u0631\u064a\u0642\u060c \u0648\u0639\u062f\u0645 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0645\u0627\u062f\u0629 310.15 \u0645\u0646 NEC \u0648\u0645\u0639\u0627\u064a\u064a\u0631 IEC 60364-5-52.<\/p>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u062d\u062a\u0631\u0641\u064a\u0646 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 (B2B) \u0627\u0644\u0630\u064a\u0646 \u064a\u0642\u0648\u0645\u0648\u0646 \u0628\u062a\u0631\u0643\u064a\u0628 <a href=\"https:\/\/test.viox.com\/ar\/rccb-ev-charging-type-b-vs-type-f-vs-type-ev\/\">\u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629 \u0644\u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/a>, \u0623\u0648 \u0627\u0644\u0645\u0635\u0641\u0648\u0641\u0627\u062a \u0627\u0644\u0634\u0645\u0633\u064a\u0629 \u0623\u0648 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0641\u0625\u0646 \u0641\u0647\u0645 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0644\u064a\u0633 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u064b\u0627\u060c \u0628\u0644 \u0647\u0648 \u0645\u0637\u0644\u0628 \u0623\u0633\u0627\u0633\u064a \u0644\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0643\u0648\u062f \u0648\u0637\u0648\u0644 \u0639\u0645\u0631 \u0627\u0644\u0646\u0638\u0627\u0645. \u064a\u0648\u0641\u0631 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u0641\u0646\u064a \u0627\u0644\u0630\u064a \u062a\u062d\u062a\u0627\u062c\u0647 \u0644\u062d\u0633\u0627\u0628 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u062f\u0642\u0629 \u0648\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d \u0644\u0623\u064a \u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u062a\u0631\u0643\u064a\u0628.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/High-temperature-electrical-installation-showing-VIOX-circuit-protection-equipment-operating-in-extreme-ambient-conditions-requiring-temperature-derating-factors.webp\" alt=\"High-temperature electrical installation showing VIOX circuit protection equipment operating in extreme ambient conditions requiring temperature derating factors\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u062a\u0631\u0643\u064a\u0628 \u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0639\u0627\u0644\u064a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u064a\u0638\u0647\u0631 \u0645\u0639\u062f\u0627\u062a \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 VIOX \u062a\u0639\u0645\u0644 \u0641\u064a \u0638\u0631\u0648\u0641 \u0645\u062d\u064a\u0637\u0629 \u0642\u0627\u0633\u064a\u0629 \u062a\u062a\u0637\u0644\u0628 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/figcaption><\/figure>\n<h2>\u0627\u0644\u0642\u0633\u0645 1: \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/h2>\n<h3>\u062a\u0635\u062d\u064a\u062d \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0645\u062d\u064a\u0637<\/h3>\n<p><strong>\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629<\/strong> \u062a\u0641\u062a\u0631\u0636 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u062d\u064a\u0637\u0629 \u062a\u0628\u0644\u063a 30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (86 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a) \u0644\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062b\u0628\u062a\u0629 \u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621. \u0639\u0646\u062f\u0645\u0627 \u062a\u062a\u062c\u0627\u0648\u0632 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0647\u0630\u0627 \u0627\u0644\u062e\u0637 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u060c \u064a\u062c\u0628 \u062a\u0642\u0644\u064a\u0644 \u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u062c\u062f\u0648\u0644 310.15 (\u0628) (1) \u0645\u0646 NEC \u0623\u0648 \u0627\u0644\u062c\u062f\u0648\u0644 B.52.14 \u0645\u0646 IEC 60364-5-52.<\/p>\n<p><strong>\u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u062d\u0631\u062c\u0629 \u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0644\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0634\u0627\u0626\u0639\u0629:<\/strong><\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629<\/th>\n<th>\u0639\u0632\u0644 PVC (70 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/th>\n<th>\u0639\u0632\u0644 XLPE\/EPR (90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (86 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>1.00<\/td>\n<td>1.00<\/td>\n<\/tr>\n<tr>\n<td>35 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (95 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.94<\/td>\n<td>0.96<\/td>\n<\/tr>\n<tr>\n<td>40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (104 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.87<\/td>\n<td>0.91<\/td>\n<\/tr>\n<tr>\n<td>45 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (113 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.79<\/td>\n<td>0.87<\/td>\n<\/tr>\n<tr>\n<td>50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (122 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.71<\/td>\n<td>0.82<\/td>\n<\/tr>\n<tr>\n<td>55 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (131 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.61<\/td>\n<td>0.76<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u062a\u0637\u0628\u064a\u0642 \u0648\u0627\u0642\u0639\u064a:<\/strong> \u062a\u0634\u0647\u062f \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0634\u0645\u0633\u064a\u0629 \u0639\u0644\u0649 \u0623\u0633\u0637\u062d \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0628\u0634\u0643\u0644 \u0631\u0648\u062a\u064a\u0646\u064a \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u062d\u064a\u0637\u0629 \u062a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 50 \u0648 55 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0641\u064a \u0627\u0644\u0635\u064a\u0641. \u0645\u0648\u0635\u0644 \u0646\u062d\u0627\u0633\u064a THHN \u0645\u0642\u0627\u0633 10 AWG \u0645\u0635\u0646\u0641 \u0644\u0640 40 \u0623\u0645\u0628\u064a\u0631 \u0639\u0646\u062f 30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u064a\u0646\u062e\u0641\u0636 \u0625\u0644\u0649 <strong>32.8 \u0623\u0645\u0628\u064a\u0631<\/strong> (40 \u0623\u0645\u0628\u064a\u0631 \u00d7 0.82) \u0639\u0646\u062f 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 - \u0627\u0646\u062e\u0641\u0627\u0636 \u0628\u0646\u0633\u0628\u0629 18\u066a \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0635\u063a\u064a\u0631.<\/p>\n<h3>\u062a\u0635\u062d\u064a\u062d \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629 \u0644\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/h3>\n<p>\u062a\u0648\u0627\u062c\u0647 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u062a\u062d\u062f\u064a\u0627\u062a \u062d\u0631\u0627\u0631\u064a\u0629 \u0645\u062e\u062a\u0644\u0641\u0629. \u062a\u0634\u064a\u0631 \u0645\u0639\u0627\u064a\u064a\u0631 IEC 60287 \u0648 NEC \u0625\u0644\u0649 <strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629 20 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (68 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/strong> \u0643\u062e\u0637 \u0623\u0633\u0627\u0633\u064a \u0644\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062f\u0641\u0648\u0646\u0629.<\/p>\n<p><strong>\u0639\u0648\u0627\u0645\u0644 \u062a\u0635\u062d\u064a\u062d \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629:<\/strong><\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629<\/th>\n<th>\u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0635\u062d\u064a\u062d (\u062c\u0645\u064a\u0639 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u0632\u0644)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>20 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (68 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>1.00<\/td>\n<\/tr>\n<tr>\n<td>25 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (77 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.96<\/td>\n<\/tr>\n<tr>\n<td>30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (86 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.92<\/td>\n<\/tr>\n<tr>\n<td>35 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (95 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.87<\/td>\n<\/tr>\n<tr>\n<td>40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (104 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.82<\/td>\n<\/tr>\n<tr>\n<td>45 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (113 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.77<\/td>\n<\/tr>\n<tr>\n<td>50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (122 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a)<\/td>\n<td>0.71<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u064a\u0624\u062b\u0631 \u0639\u0645\u0642 \u0627\u0644\u062f\u0641\u0646 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062d\u0631\u0627\u0631\u064a.<\/strong> \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062f\u0641\u0648\u0646\u0629 \u0639\u0644\u0649 \u0639\u0645\u0642 80 \u0633\u0645 \u062a\u0639\u0627\u0646\u064a \u0645\u0646 \u062a\u0628\u062f\u064a\u062f \u062d\u0631\u0627\u0631\u0629 \u0623\u0641\u0636\u0644 \u0628\u0646\u0633\u0628\u0629 4\u066a \u062a\u0642\u0631\u064a\u0628\u064b\u0627 \u0645\u0646 \u062a\u0644\u0643 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0639\u0645\u0642 50 \u0633\u0645\u060c \u0645\u0645\u0627 \u064a\u0646\u062a\u062c \u0639\u0646\u0647 \u0639\u0627\u0645\u0644 \u062a\u0635\u062d\u064a\u062d <strong>0.96<\/strong> \u064a\u0639\u0648\u0636 \u062c\u0632\u0626\u064a\u064b\u0627 \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629 \u0627\u0644\u0645\u0631\u062a\u0641\u0639\u0629.<\/p>\n<h3>\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0645\u0644\u0627\u0645\u0633\u0629 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/h3>\n<p>\u0639\u0646\u062f\u0645\u0627 \u062a\u0645\u0631 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0639\u0628\u0631 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0623\u0648 \u062a\u0643\u0648\u0646 \u0645\u062d\u0627\u0637\u0629 \u0628\u0647 (\u0648\u0647\u0648 \u0623\u0645\u0631 \u0634\u0627\u0626\u0639 \u0641\u064a \u0627\u062e\u062a\u0631\u0627\u0642\u0627\u062a \u0627\u0644\u0645\u0628\u0627\u0646\u064a)\u060c \u0641\u0625\u0646 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u064a\u062a\u062f\u0647\u0648\u0631 \u0628\u0634\u062f\u0629. \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0627\u062f\u0629 310.15 (\u0623) (3) \u0645\u0646 NEC \u0648 IEC 60364-5-52:<\/p>\n<ul>\n<li><strong>\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0644\u0627\u0645\u0633 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0644\u0645\u0633\u0627\u0641\u0629 \u2264100 \u0645\u0645:<\/strong> \u062a\u0637\u0628\u064a\u0642 \u0639\u0627\u0645\u0644 <strong>0.89<\/strong><\/li>\n<li><strong>\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062d\u0627\u0637\u0629 \u0628\u0627\u0644\u0639\u0632\u0644 \u0644\u0645\u0633\u0627\u0641\u0629 &gt; 500 \u0645\u0645:<\/strong> \u062a\u0637\u0628\u064a\u0642 \u0639\u0627\u0645\u0644 <strong>0.50<\/strong> (\u062a\u062e\u0641\u064a\u0636 \u0628\u0646\u0633\u0628\u0629 50\u066a)<\/li>\n<li><strong>\u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0627\u0644\u062d\u0644\u0642\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0633\u0627\u062d\u0627\u062a \u0627\u0644\u0645\u0639\u0632\u0648\u0644\u0629:<\/strong> \u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062d\u062c\u0645 \u0645\u0646 2.5 \u0645\u0645\u00b2 \u0625\u0644\u0649 4 \u0645\u0645\u00b2<\/li>\n<\/ul>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0640 <a href=\"https:\/\/test.viox.com\/ar\/residential-circuit-breakers-vs-industrial-circuit-breakers\/\">\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0633\u0643\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629<\/a>, \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0633\u0628\u0628 \u0647\u0630\u0627 \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0630\u064a \u064a\u062a\u0645 \u062a\u062c\u0627\u0647\u0644\u0647 \u0641\u064a \u062d\u062f\u0648\u062b \u0623\u062e\u0637\u0627\u0621 \u0643\u0628\u064a\u0631\u0629 \u0641\u064a \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062d\u062c\u0645.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-diagram-comparing-heat-dissipation-in-different-cable-installation-methods-with-corresponding-derating-factors-for-thermal-insulation-contact.webp\" alt=\"Technical diagram comparing heat dissipation in different cable installation methods with corresponding derating factors for thermal insulation contact\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u0645\u062e\u0637\u0637 \u0641\u0646\u064a \u064a\u0642\u0627\u0631\u0646 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0641\u064a \u0637\u0631\u0642 \u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0639 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0644\u0645\u0644\u0627\u0645\u0633\u0629 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a.<\/figcaption><\/figure>\n<h2>\u0627\u0644\u0642\u0633\u0645 2: \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639<\/h2>\n<h3>\u0644\u0645\u0627\u0630\u0627 \u064a\u0624\u062b\u0631 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0639\u0644\u0649 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/h3>\n<p>\u0639\u0644\u0649 \u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u062a\u0632\u064a\u062f \u0639\u0646 1000 \u0645\u062a\u0631 (3300 \u0642\u062f\u0645)\u060c, <strong>\u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062c\u0648\u064a<\/strong> \u064a\u0642\u0644\u0644 \u0645\u0646 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0647\u0648\u0627\u0621\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0643\u0641\u0627\u0621\u0629 \u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629. \u064a\u0635\u0628\u062d \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0645\u0646 \u0623\u0633\u0637\u062d \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0648\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0623\u0642\u0644 \u0641\u0639\u0627\u0644\u064a\u0629\u060c \u0645\u0645\u0627 \u064a\u062a\u0637\u0644\u0628 \u062a\u062e\u0641\u064a\u0636\u0627\u062a \u0641\u064a \u0627\u0644\u0642\u062f\u0631\u0629.<\/p>\n<p><strong>\u0639\u0648\u0627\u0645\u0644 \u062a\u0635\u062d\u064a\u062d \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0648\u0627\u0635\u0641\u0629 IEC 60364-5-52 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629:<\/strong><\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 (\u0628\u0627\u0644\u0623\u0645\u062a\u0627\u0631)<\/th>\n<th>\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 (\u0628\u0627\u0644\u0642\u062f\u0645)<\/th>\n<th>\u0639\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629<\/th>\n<th>\u0639\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u062c\u0647\u062f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>0-1,000<\/td>\n<td>0-3,300<\/td>\n<td>1.00<\/td>\n<td>1.00<\/td>\n<\/tr>\n<tr>\n<td>1,000-1,500<\/td>\n<td>3,300-4,900<\/td>\n<td>0.99<\/td>\n<td>1.00<\/td>\n<\/tr>\n<tr>\n<td>1,500-2,000<\/td>\n<td>4,900-6,600<\/td>\n<td>0.97<\/td>\n<td>0.99<\/td>\n<\/tr>\n<tr>\n<td>2,000-3,000<\/td>\n<td>6,600-9,800<\/td>\n<td>0.94<\/td>\n<td>0.98<\/td>\n<\/tr>\n<tr>\n<td>3,000-4,000<\/td>\n<td>9,800-13,100<\/td>\n<td>0.90<\/td>\n<td>0.97<\/td>\n<\/tr>\n<tr>\n<td>4,000-5,000<\/td>\n<td>13,100-16,400<\/td>\n<td>0.86<\/td>\n<td>0.95<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u0627\u0644\u0622\u062b\u0627\u0631 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u062c\u0628\u0644\u064a\u0629<\/h3>\n<p><strong>\u062f\u0631\u0627\u0633\u0629 \u062d\u0627\u0644\u0629:<\/strong> \u062a\u062a\u0637\u0644\u0628 \u0645\u062d\u0637\u0629 \u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u0642\u062f\u0631\u0629 22 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a \u0645\u062b\u0628\u062a\u0629 \u0639\u0644\u0649 \u0627\u0631\u062a\u0641\u0627\u0639 2500 \u0645\u062a\u0631 \u0641\u064a \u0643\u0648\u0644\u0648\u0631\u0627\u062f\u0648 \u0645\u0648\u0635\u0644\u064b\u0627 \u0628\u062d\u062c\u0645 <strong>120 \u0623\u0645\u0628\u064a\u0631 \u00f7 0.95 = 126.3 \u0623\u0645\u0628\u064a\u0631<\/strong> \u0628\u0639\u062f \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639. \u064a\u0645\u062b\u0644 \u0647\u0630\u0627 \u0627\u0646\u062e\u0641\u0627\u0636\u064b\u0627 \u0641\u064a \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0646\u0633\u0628\u0629 5.3\u066a \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0633\u0637\u062d \u0627\u0644\u0628\u062d\u0631.<\/p>\n<p><strong>\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0627\u062a:<\/strong><\/p>\n<ul>\n<li>\u0642\u062f \u062a\u0648\u0627\u062c\u0647 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0642\u062f\u0631\u0629 \u0645\u0642\u0627\u0637\u0639\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0639\u0644\u0649 \u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u0639\u0627\u0644\u064a\u0629<\/li>\n<li>\u062a\u0646\u062e\u0641\u0636 \u0643\u0641\u0627\u0621\u0629 \u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u062a\u0642\u0631\u064a\u0628\u064b\u0627 <strong>1\u066a \u0644\u0643\u0644 100 \u0645\u062a\u0631<\/strong> \u0641\u0648\u0642 1000 \u0645\u062a\u0631<\/li>\n<li>\u062a\u062a\u0637\u0644\u0628 \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0648\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u062d\u0627\u0648\u064a\u0627\u062a \u0623\u0643\u0628\u0631 \u0644\u062a\u0628\u0631\u064a\u062f \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0627\u0644\u0643\u0627\u0641\u064a<\/li>\n<li>VIOX \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 <a href=\"https:\/\/test.viox.com\/ar\/circuit-breaker-altitude-derating-guide\/\">\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/a> \u062a\u062a\u0636\u0645\u0646 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u062a\u0639\u0648\u064a\u0636 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u062d\u062a\u0649 4000 \u0645\u062a\u0631<\/li>\n<\/ul>\n<p><strong>\u0645\u0644\u0627\u062d\u0638\u0629:<\/strong> \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u0628\u0631\u062f\u0629 \u0628\u0627\u0644\u0633\u0648\u0627\u0626\u0644 \u0623\u0646 \u062a\u0639\u0648\u0636 \u062c\u0632\u0626\u064a\u064b\u0627 \u0639\u0646 \u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0646 \u062e\u0644\u0627\u0644 \u062e\u0641\u0636 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0633\u0627\u0626\u0644 \u0627\u0644\u062a\u0628\u0631\u064a\u062f\u060c \u0648\u0644\u0643\u0646 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u0628\u0631\u062f\u0629 \u0628\u0627\u0644\u0647\u0648\u0627\u0621 \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u062a\u0632\u0627\u0645\u064b\u0627 \u0635\u0627\u0631\u0645\u064b\u0627 \u0628\u062c\u062f\u0627\u0648\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Altitude-derating-factors-illustrated-through-atmospheric-pressure-reduction-and-its-impact-on-electrical-equipment-cooling-efficiency.webp\" alt=\"Altitude derating factors illustrated through atmospheric pressure reduction and its impact on electrical equipment cooling efficiency\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0648\u0636\u062d\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062c\u0648\u064a \u0648\u062a\u0623\u062b\u064a\u0631\u0647 \u0639\u0644\u0649 \u0643\u0641\u0627\u0621\u0629 \u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/figcaption><\/figure>\n<h2>\u0627\u0644\u0642\u0633\u0645 3: \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u062d\u0632\u0645\u0647\u0627<\/h2>\n<h3>\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0645\u062a\u0628\u0627\u062f\u0644 \u0641\u064a \u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629<\/h3>\n<p>\u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0634\u0627\u0631\u0643 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631 \u0646\u0641\u0633 \u0627\u0644\u0645\u0633\u0627\u0631 \u0623\u0648 \u062d\u0627\u0645\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0623\u0648 \u0627\u0644\u062e\u0646\u062f\u0642 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u0648\u0644\u062f <strong>\u062a\u0633\u062e\u064a\u0646 \u0645\u062a\u0628\u0627\u062f\u0644<\/strong> \u064a\u0636\u0639\u0641 \u0642\u062f\u0631\u0629 \u0643\u0644 \u0643\u0627\u0628\u0644 \u0639\u0644\u0649 \u062a\u0628\u062f\u064a\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629. \u062a\u062a\u0637\u0644\u0628 \u0647\u0630\u0647 \u0627\u0644\u0638\u0627\u0647\u0631\u0629 \u062a\u062e\u0641\u064a\u0636\u064b\u0627 \u0643\u0628\u064a\u0631\u064b\u0627 \u0644\u0644\u0642\u062f\u0631\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u062c\u062f\u0648\u0644 310.15(C)(1) \u0645\u0646 NEC \u0648 IEC 60364-5-52.<\/p>\n<p><strong>\u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 (\u0645\u0639\u0627\u064a\u064a\u0631 NEC\/IEC):<\/strong><\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u0639\u062f\u062f \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631<\/th>\n<th>\u0639\u0627\u0645\u0644 \u0627\u0644\u0636\u0628\u0637<\/th>\n<th>\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0641\u0639\u0627\u0644<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1-3<\/td>\n<td>1.00<\/td>\n<td>0%<\/td>\n<\/tr>\n<tr>\n<td>4-6<\/td>\n<td>0.80<\/td>\n<td>20%<\/td>\n<\/tr>\n<tr>\n<td>7-9<\/td>\n<td>0.70<\/td>\n<td>30%<\/td>\n<\/tr>\n<tr>\n<td>10-20<\/td>\n<td>0.50<\/td>\n<td>50%<\/td>\n<\/tr>\n<tr>\n<td>21-30<\/td>\n<td>0.45<\/td>\n<td>55%<\/td>\n<\/tr>\n<tr>\n<td>31-40<\/td>\n<td>0.40<\/td>\n<td>60%<\/td>\n<\/tr>\n<tr>\n<td>41+<\/td>\n<td>0.35<\/td>\n<td>65%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u062d\u0627\u0633\u0645\u0629:<\/strong><\/p>\n<ul>\n<li><strong>\u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u062d\u0627\u064a\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u062a \u062a\u0648\u0627\u0641\u0642\u064a\u0629 \u062a\u064f\u062d\u0633\u0628 \u0643\u0645\u0648\u0635\u0644\u0627\u062a \u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631<\/strong><\/li>\n<li>\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u062a\u0623\u0631\u064a\u0636\/\u0627\u0644\u0631\u0628\u0637 \u0644\u0627 \u062a\u064f\u062d\u0633\u0628 \u0636\u0645\u0646 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u062c\u0645\u064a\u0639<\/li>\n<li>\u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u0628\u0639\u0627\u062f \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0623\u0642\u0644 \u0645\u0646 35% \u0645\u0646 \u062a\u0635\u0646\u064a\u0641\u0647\u0627 \u0627\u0644\u0645\u062c\u0645\u0639 \u0645\u0646 \u0627\u0644\u0639\u062f<\/li>\n<li>\u0642\u062f \u062a\u0643\u0648\u0646 \u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 (\u0623\u0642\u0644 \u0645\u0646 3 \u0623\u0645\u062a\u0627\u0631 \u0644\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u2265 150 \u0645\u0645\u00b2) \u0645\u0639\u0641\u0627\u0629 \u0645\u0646 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629<\/li>\n<\/ul>\n<h3>\u062a\u0623\u062b\u064a\u0631 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/h3>\n<p><strong>\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u062d\u0627\u0645\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a<\/strong> (\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 NEC 12\/13):<\/p>\n<ul>\n<li><strong>\u0637\u0628\u0642\u0629 \u0648\u0627\u062d\u062f\u0629\u060c \u0645\u062a\u0628\u0627\u0639\u062f\u0629:<\/strong> \u0642\u0645 \u0628\u062a\u0637\u0628\u064a\u0642 \u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0644\u0644\u0639\u062f\u062f \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u062f\u0648\u0627\u0626\u0631<\/li>\n<li><strong>\u0637\u0628\u0642\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0645\u062a\u0644\u0627\u0645\u0633\u0629:<\/strong> \u0642\u0645 \u0628\u062a\u0637\u0628\u064a\u0642 \u0639\u0627\u0645\u0644 0.70 \u0644\u0637\u0628\u0642\u062a\u064a\u0646\u060c \u0648 0.60 \u0644\u0640 3 \u0637\u0628\u0642\u0627\u062a \u0623\u0648 \u0623\u0643\u062b\u0631<\/li>\n<li><strong>\u0635\u0648\u0627\u0646\u064a \u0645\u063a\u0637\u0627\u0629 \u0628\u062a\u0647\u0648\u064a\u0629 \u0645\u062d\u062f\u0648\u062f\u0629:<\/strong> \u0639\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0625\u0636\u0627\u0641\u064a 0.95<\/li>\n<\/ul>\n<p><strong>\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0642\u0646\u0648\u0627\u062a \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636:<\/strong><\/p>\n<ul>\n<li><strong>\u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0628\u0631\u0633\u064a\u0645 (3 \u0623\u0637\u0648\u0627\u0631 \u0645\u062a\u0644\u0627\u0645\u0633\u0629):<\/strong> \u0639\u0627\u0645\u0644 0.80 \u0644\u062f\u0627\u0626\u0631\u0629 \u0648\u0627\u062d\u062f\u0629\u060c \u0648 0.70 \u0644\u062f\u0648\u0627\u0626\u0631 \u0645\u062a\u0639\u062f\u062f\u0629<\/li>\n<li><strong>\u062a\u0634\u0643\u064a\u0644 \u0645\u0633\u0637\u062d \u0628\u0645\u0633\u0627\u0641\u0629 2 \u00d7 \u0627\u0644\u0642\u0637\u0631:<\/strong> \u0639\u0627\u0645\u0644 0.85<\/li>\n<li><strong>\u0642\u0646\u0648\u0627\u062a \u0645\u062a\u0639\u062f\u062f\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u062e\u0646\u062f\u0642:<\/strong> \u0639\u0648\u0627\u0645\u0644 0.70-0.60 \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u062a\u0643\u0648\u064a\u0646<\/li>\n<\/ul>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0640 <a href=\"https:\/\/test.viox.com\/ar\/100a-panel-ev-charger-upgrade\/\">\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0643\u0627\u0628\u0644\u0627\u062a \u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/a>, \u060c \u064a\u0639\u062a\u0628\u0631 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0623\u0645\u0631\u064b\u0627 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629 \u0628\u0634\u0643\u0644 \u062e\u0627\u0635 \u0641\u064a \u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0645\u0648\u0627\u0642\u0641 \u0627\u0644\u0633\u064a\u0627\u0631\u0627\u062a \u062d\u064a\u062b \u062a\u062a\u0634\u0627\u0631\u0643 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0634\u0648\u0627\u062d\u0646 \u0628\u0642\u062f\u0631\u0629 7 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a \u0623\u0648 22 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a \u0641\u064a \u0645\u0633\u0627\u0631\u0627\u062a \u0645\u0634\u062a\u0631\u0643\u0629.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Multiple-power-cables-grouped-in-cable-tray-installation-requiring-ampacity-adjustment-factors-to-prevent-overheating-in-VIOX-electrical-distribution-system.webp\" alt=\"Multiple power cables grouped in cable tray installation requiring ampacity adjustment factors to prevent overheating in VIOX electrical distribution system\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0645\u062c\u0645\u0639\u0629 \u0641\u064a \u062a\u0631\u0643\u064a\u0628 \u062d\u0627\u0645\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0639\u0648\u0627\u0645\u0644 \u0636\u0628\u0637 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0644\u0645\u0646\u0639 \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0641\u064a \u0646\u0638\u0627\u0645 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 VIOX.<\/figcaption><\/figure>\n<h2>\u0627\u0644\u0642\u0633\u0645 4: \u062d\u0633\u0627\u0628 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062c\u0645\u0639\u0629<\/h2>\n<h3>\u0645\u0646\u0647\u062c\u064a\u0629 \u0627\u0644\u0636\u0631\u0628<\/h3>\n<p>\u0639\u0646\u062f\u0645\u0627 \u062a\u0648\u062c\u062f \u0638\u0631\u0648\u0641 \u062a\u062e\u0641\u064a\u0636 \u0642\u062f\u0631\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0641\u064a \u0648\u0642\u062a \u0648\u0627\u062d\u062f\u060c \u064a\u062a\u0645 <strong>\u0636\u0631\u0628\u0647\u0627 \u0645\u0639\u064b\u0627<\/strong> \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0644\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629:<\/p>\n<p><strong>\u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/strong><\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0644\u0629 = \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u00d7 \u0639\u0627\u0645\u0644 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u00d7 \u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u00d7 \u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u00d7 \u0639\u0627\u0645\u0644 \u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/pre>\n<p><strong>\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062d\u0633\u0627\u0628 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629:<\/strong><\/p>\n<ol>\n<li><strong>\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/strong> \u0645\u0646 \u0627\u0644\u062c\u062f\u0648\u0644 310.16 \u0645\u0646 NEC \u0623\u0648 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a IEC (\u0627\u0633\u062a\u062e\u062f\u0645 \u0639\u0645\u0648\u062f 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0623\u0648 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0623\u0637\u0631\u0627\u0641 \u0627\u0644\u0637\u0631\u0641\u064a\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 NEC 110.14(C))<\/li>\n<li><strong>\u062a\u062d\u062f\u064a\u062f \u062c\u0645\u064a\u0639 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642<\/strong> \u0644\u062a\u0631\u0643\u064a\u0628\u0643 \u0627\u0644\u0645\u062d\u062f\u062f<\/li>\n<li><strong>\u0627\u0636\u0631\u0628 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0645\u0639\u064b\u0627<\/strong> \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u062a\u0631\u0627\u0643\u0645\u064a<\/li>\n<li><strong>\u062d\u0633\u0627\u0628 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0644\u0629<\/strong> \u0648\u0642\u0627\u0631\u0646 \u0628\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0645\u0644<\/li>\n<li><strong>\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0639\u062f\u0644\u0629 &lt; \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u060c \u0641\u0642\u0645 \u0628\u0632\u064a\u0627\u062f\u0629 \u062d\u062c\u0645 \u0627\u0644\u0645\u0648\u0635\u0644 \u0648\u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062d\u0633\u0627\u0628<\/strong><\/li>\n<\/ol>\n<h3>\u0645\u062b\u0627\u0644 \u0648\u0627\u0642\u0639\u064a: \u0645\u062c\u0645\u0639 DC \u0644\u0644\u0635\u0641\u064a\u0641 \u0627\u0644\u0634\u0645\u0633\u064a<\/h3>\n<p><strong>\u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648<\/strong> 8 \u0633\u0644\u0627\u0633\u0644 \u0634\u0645\u0633\u064a\u0629 \u062a\u063a\u0630\u064a \u0635\u0646\u062f\u0648\u0642 \u0645\u062c\u0645\u0639 \u0639\u0644\u0649 \u0627\u0644\u0633\u0637\u062d \u0641\u064a \u0638\u0631\u0648\u0641 \u0635\u064a\u0641 \u0623\u0631\u064a\u0632\u0648\u0646\u0627<\/p>\n<p><strong>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0645\u0639\u0637\u0627\u0629:<\/strong><\/p>\n<ul>\n<li>\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644: 64 \u0623\u0645\u0628\u064a\u0631 (8 \u0633\u0644\u0627\u0633\u0644 \u00d7 8 \u0623\u0645\u0628\u064a\u0631 \u0644\u0643\u0644 \u0645\u0646\u0647\u0627)<\/li>\n<li>\u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0623\u0633\u0627\u0633\u064a: 4 AWG \u0646\u062d\u0627\u0633 THHN (85 \u0623\u0645\u0628\u064a\u0631 @ 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629\u060c 95 \u0623\u0645\u0628\u064a\u0631 @ 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/li>\n<li>\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629: 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (\u0627\u0644\u062a\u0639\u0631\u0636 \u0644\u0644\u0633\u0637\u062d)<\/li>\n<li>\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639: 1100 \u0645\u062a\u0631<\/li>\n<li>\u0639\u062f\u062f \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u062d\u0627\u0645\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631: 16 (8 \u0645\u0648\u062c\u0628 + 8 \u0633\u0627\u0644\u0628)<\/li>\n<li>\u0627\u0644\u062a\u0631\u0643\u064a\u0628: \u062d\u0627\u0645\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a\u060c \u0637\u0628\u0642\u0629 \u0648\u0627\u062d\u062f\u0629<\/li>\n<\/ul>\n<p><strong>\u062d\u0633\u0627\u0628:<\/strong><\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 (90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629): 95 \u0623\u0645\u0628\u064a\u0631\n<\/pre>\n<p><strong>\u0627\u0644\u0646\u062a\u064a\u062c\u0629:<\/strong> 4 AWG <strong>\u063a\u064a\u0631 \u0643\u0627\u0641\u064a\u0629<\/strong> (38.7 \u0623\u0645\u0628\u064a\u0631 &lt; 64 \u0623\u0645\u0628\u064a\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629). \u062c\u0631\u0628 1\/0 AWG (150 \u0623\u0645\u0628\u064a\u0631 \u0623\u0633\u0627\u0633\u064a):<\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0645\u0639\u062f\u0644 = 150 \u0623\u0645\u0628\u064a\u0631 \u00d7 0.82 \u00d7 0.99 \u00d7 0.50 = 60.8 \u0623\u0645\u0628\u064a\u0631<\/pre>\n<p><strong>\u0644\u0627 \u064a\u0632\u0627\u0644 \u063a\u064a\u0631 \u0643\u0627\u0641.<\/strong> \u0627\u0644\u062d\u0644 \u0627\u0644\u0646\u0647\u0627\u0626\u064a: <strong>2\/0 AWG<\/strong> (\u0642\u0627\u0639\u062f\u0629 175 \u0623\u0645\u0628\u064a\u0631):<\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0645\u0639\u062f\u0644 = 175 \u0623\u0645\u0628\u064a\u0631 \u00d7 0.82 \u00d7 0.99 \u00d7 0.50 = 70.9 \u0623\u0645\u0628\u064a\u0631 \u2713<\/pre>\n<p>\u064a\u0648\u0636\u062d \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644 \u0633\u0628\u0628 \u0634\u064a\u0648\u0639 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0635\u063a\u064a\u0631 \u0641\u064a \u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0634\u0645\u0633\u064a\u0629 - \u064a\u0645\u0643\u0646 \u0644\u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0623\u0646 \u062a\u0642\u0644\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0628\u0645\u0642\u062f\u0627\u0631 <strong>60% \u0623\u0648 \u0623\u0643\u062b\u0631<\/strong> \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0642\u0627\u0633\u064a\u0629.<\/p>\n<h3>\u0645\u062b\u0627\u0644 \u0644\u0645\u062d\u0637\u0629 \u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629<\/h3>\n<p><strong>\u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648<\/strong> \u0648\u062d\u062f\u0629 \u062a\u063a\u0630\u064a\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636 \u0644\u0628\u0646\u0643 \u0634\u0627\u062d\u0646 EV \u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 2 \u0628\u0642\u062f\u0631\u0629 22 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a<\/p>\n<p><strong>\u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0627\u0644\u0645\u0639\u0637\u0627\u0629:<\/strong><\/p>\n<ul>\n<li>\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644: 96 \u0623\u0645\u0628\u064a\u0631 (\u062b\u0644\u0627\u062b\u0629 \u0634\u0648\u0627\u062d\u0646 32 \u0623\u0645\u0628\u064a\u0631)<\/li>\n<li>\u0627\u0644\u0645\u0648\u0635\u0644: \u0646\u062d\u0627\u0633 3 AWG XHHW-2 (115 \u0623\u0645\u0628\u064a\u0631 @ 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629\u060c 130 \u0623\u0645\u0628\u064a\u0631 @ 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/li>\n<li>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0631\u0628\u0629: 30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/li>\n<li>\u0639\u0645\u0642 \u0627\u0644\u062f\u0641\u0646: 0.8 \u0645\u062a\u0631<\/li>\n<li>\u0639\u062f\u062f \u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0641\u064a \u0627\u0644\u062e\u0646\u062f\u0642: 1 (3 \u0645\u0648\u0635\u0644\u0627\u062a + \u0623\u0631\u0636\u064a)<\/li>\n<li>\u0639\u0627\u0645\u0644 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631: 1.25 (\u064a\u062a\u0637\u0644\u0628 NEC 625.41 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 125% \u0644\u0645\u0639\u062f\u0627\u062a EV)<\/li>\n<\/ul>\n<p><strong>\u062d\u0633\u0627\u0628:<\/strong><\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a (90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629): 130 \u0623\u0645\u0628\u064a\u0631\n<\/pre>\n<p><strong>\u0627\u0644\u0646\u062a\u064a\u062c\u0629:<\/strong> 3 AWG \u0647\u0648 <strong>\u063a\u064a\u0631 \u0643\u0627\u0641\u064a\u0629<\/strong> (114.8 \u0623\u0645\u0628\u064a\u0631 &lt; 120 \u0623\u0645\u0628\u064a\u0631). \u0627\u0644\u062d\u0644: <strong>2 AWG<\/strong> (\u0642\u0627\u0639\u062f\u0629 150 \u0623\u0645\u0628\u064a\u0631):<\/p>\n<pre style=\"background: #f4f4f4; padding: 10px; border-radius: 4px; overflow-x: auto;\">\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0645\u0639\u062f\u0644 = 150 \u0623\u0645\u0628\u064a\u0631 \u00d7 0.92 \u00d7 0.96 = 132.5 \u0623\u0645\u0628\u064a\u0631 \u2713<\/pre>\n<p>\u0641\u0647\u0645 <a href=\"https:\/\/test.viox.com\/ar\/cable-size-types-mm-awg-bs-conversion-guide\/\">\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0644\u0634\u0648\u0627\u062d\u0646 EV<\/a> \u064a\u062a\u0637\u0644\u0628 \u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0644\u0644\u0645\u0648\u0635\u0644 \u0645\u0639 \u062a\u0635\u0646\u064a\u0641\u0627\u062a OCPD \u0628\u0639\u062f \u062a\u0637\u0628\u064a\u0642 \u062c\u0645\u064a\u0639 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Cable-sizing-calculation-flowchart-showing-systematic-application-of-temperature-altitude-and-grouping-derating-factors-per-NEC-and-IEC-standards.webp\" alt=\"Cable sizing calculation flowchart showing systematic application of temperature, altitude, and grouping derating factors per NEC and IEC standards\" \/><figcaption style=\"font-style: italic; color: #555; margin-top: 8px;\">\u0645\u062e\u0637\u0637 \u0627\u0646\u0633\u064a\u0627\u0628\u064a \u0644\u062d\u0633\u0627\u0628 \u062d\u062c\u0645 \u0627\u0644\u0643\u0627\u0628\u0644 \u064a\u0648\u0636\u062d \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0645\u0646\u0647\u062c\u064a \u0644\u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 NEC \u0648 IEC.<\/figcaption><\/figure>\n<h2>\u062c\u062f\u0627\u0648\u0644 \u0645\u0631\u062c\u0639\u064a\u0629 \u0633\u0631\u064a\u0639\u0629 \u0644\u0639\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629<\/h2>\n<h3>\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062c\u0645\u0639\u0629 \u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u062c\u0645\u064a\u0639<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Scenario<\/th>\n<th>\u0639\u0627\u0645\u0644 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/th>\n<th>\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629<\/th>\n<th>\u0645\u062f\u0645\u062c<\/th>\n<th>\u0645\u062b\u0627\u0644: \u0642\u0627\u0639\u062f\u0629 100 \u0623\u0645\u0628\u064a\u0631 \u2190 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0646\u0647\u0627\u0626\u064a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>3 \u0643\u0627\u0628\u0644\u0627\u062a\u060c 30 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td>\n<td>1.00<\/td>\n<td>1.00<\/td>\n<td>1.00<\/td>\n<td>100A<\/td>\n<\/tr>\n<tr>\n<td>6 \u0643\u0627\u0628\u0644\u0627\u062a\u060c 40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td>\n<td>0.91<\/td>\n<td>0.80<\/td>\n<td>0.73<\/td>\n<td>73A<\/td>\n<\/tr>\n<tr>\n<td>9 \u0643\u0627\u0628\u0644\u0627\u062a\u060c 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629<\/td>\n<td>0.82<\/td>\n<td>0.70<\/td>\n<td>0.57<\/td>\n<td>57A<\/td>\n<\/tr>\n<tr>\n<td>15 \u0643\u0627\u0628\u0644\u060c 50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 + \u0627\u0631\u062a\u0641\u0627\u0639 2000 \u0645\u062a\u0631<\/td>\n<td>0.82<\/td>\n<td>0.50<\/td>\n<td>0.39*<\/td>\n<td>39A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>*\u064a\u062a\u0636\u0645\u0646 \u0639\u0627\u0645\u0644 \u0627\u0631\u062a\u0641\u0627\u0639 0.94 (0.82 \u00d7 0.50 \u00d7 0.94 = 0.385)<\/em><\/p>\n<h3>\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u062a<\/th>\n<th>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0646\u0633\u0628\u064a<\/th>\n<th>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0643\u0627\u0628\u0644 \u0648\u0627\u062d\u062f \u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0637\u0644\u0642<\/td>\n<td>1.00 (\u0627\u0644\u0623\u0639\u0644\u0649)<\/td>\n<td>\u0627\u0644\u0627\u0645\u062a\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0639\u0644\u0648\u064a\u0629\u060c \u0625\u0639\u062f\u0627\u062f\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/td>\n<\/tr>\n<tr>\n<td>\u0645\u062b\u0628\u062a \u0645\u0628\u0627\u0634\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0633\u0637\u062d<\/td>\n<td>0.95<\/td>\n<td>\u0627\u0644\u062c\u062f\u0631\u0627\u0646 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0647\u064a\u0643\u0644\u064a<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u064a \u0642\u0646\u0627\u0629 \/ \u0645\u062c\u0631\u0649 (1-3 \u0643\u0627\u0628\u0644\u0627\u062a)<\/td>\n<td>0.80<\/td>\n<td>\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u0628\u0627\u0646\u064a\u060c \u0645\u0633\u0627\u0631\u0627\u062a \u0645\u062d\u0645\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<td>\u0635\u064a\u0646\u064a\u0629 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a\u060c \u0637\u0628\u0642\u0629 \u0648\u0627\u062d\u062f\u0629<\/td>\n<td>0.75<\/td>\n<td>\u063a\u0631\u0641 \u0627\u0644\u0645\u0631\u0627\u0641\u0642\u060c \u0645\u0631\u0627\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/td>\n<\/tr>\n<tr>\n<td>\u0645\u062f\u0641\u0648\u0646 \u0645\u0628\u0627\u0634\u0631\u0629 \u0641\u064a \u0627\u0644\u0623\u0631\u0636<\/td>\n<td>0.70<\/td>\n<td>\u062a\u0648\u0632\u064a\u0639 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/td>\n<\/tr>\n<tr>\n<td>\u0641\u064a \u0642\u0646\u0627\u0629 \u062a\u062d\u062a \u0627\u0644\u0623\u0631\u0636<\/td>\n<td>0.65<\/td>\n<td>\u0646\u0642\u0644 \u0644\u0645\u0633\u0627\u0641\u0627\u062a \u0637\u0648\u064a\u0644\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0645\u062a\u062f\u0627\u0648\u0644\u0629<\/h2>\n<p><strong>\u06331: \u0647\u0644 \u0623\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062a\u0637\u0628\u064a\u0642 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0643\u0627\u0628\u0644 \u0627\u0644\u062e\u0627\u0635 \u0628\u064a \u064a\u0639\u0645\u0644 \u0628\u0623\u0642\u0644 \u0645\u0646 \u0633\u0639\u062a\u0647 \u0627\u0644\u0645\u0642\u062f\u0631\u0629\u061f<\/strong><\/p>\n<p>\u0646\u0639\u0645\u060c \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u062a\u064a\u0627\u0631 \u0625\u0644\u0632\u0627\u0645\u064a\u0629 \u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0627\u0644\u0646\u0633\u0628\u0629 \u0627\u0644\u0645\u0626\u0648\u064a\u0629 \u0644\u0644\u062d\u0645\u0644. \u0641\u0647\u064a \u062a\u0639\u062f\u0644 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0627\u0644\u0622\u0645\u0646\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u0644\u0645\u0648\u0635\u0644 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0628\u064a\u0626\u064a\u0629. \u0627\u0644\u0627\u0633\u062a\u062b\u0646\u0627\u0621 \u0627\u0644\u0648\u062d\u064a\u062f \u0647\u0648 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0623\u0642\u0644 \u0645\u0646 35\u066a \u0645\u0646 \u062a\u0635\u0646\u064a\u0641\u0647\u0627 \u0627\u0644\u0645\u062c\u0645\u0639 \u0639\u0644\u0649 \u0645\u0633\u0627\u0641\u0627\u062a \u0642\u0635\u064a\u0631\u0629 (\u0623\u0642\u0644 \u0645\u0646 3 \u0623\u0645\u062a\u0627\u0631)\u060c \u0648\u0627\u0644\u062a\u064a \u0642\u062f \u064a\u062a\u0645 \u0627\u0633\u062a\u0628\u0639\u0627\u062f\u0647\u0627 \u0645\u0646 \u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0639\u064a\u0627\u0631 IEC 60364-5-52.<\/p>\n<p><strong>\u06332: \u0647\u0644 \u064a\u0645\u0643\u0646\u0646\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0645\u0648\u062f \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0644\u0633\u0644\u0643 THHN \u0625\u0630\u0627 \u0643\u0627\u0646 \u064a\u0646\u062a\u0647\u064a \u0639\u0644\u0649 \u0642\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629 \u0645\u0635\u0646\u0641 \u0628\u0640 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629\u061f<\/strong><\/p>\n<p>\u0644\u064a\u0633 \u0644\u0642\u0631\u0627\u0631 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0646\u0647\u0627\u0626\u064a. \u064a\u062a\u0637\u0644\u0628 NEC 110.14(C) \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062a\u0635\u0646\u064a\u0641 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0637\u0631\u0641 \u0627\u0644\u0623\u062f\u0646\u0649 (75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629) \u0644\u0644\u062f\u0648\u0627\u0626\u0631 \u2264100 \u0623\u0645\u0628\u064a\u0631 \u0645\u0627 \u0644\u0645 \u062a\u0643\u0646 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0645\u062f\u0631\u062c\u0629 \u062e\u0635\u064a\u0635\u064b\u0627 \u0644\u0640 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0623\u0646\u062a <strong>\u064a\u062c\u0628<\/strong> \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a 90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0639\u0646\u062f \u062a\u0637\u0628\u064a\u0642 \u0639\u0648\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629\u060c \u062b\u0645 \u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0645\u062e\u0641\u0636\u0629 \u0644\u0627 \u062a\u062a\u062c\u0627\u0648\u0632 \u062a\u0635\u0646\u064a\u0641 75 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629. \u064a\u0632\u064a\u062f \u0647\u0630\u0627 \u0627\u0644\u0646\u0647\u062c \u0645\u0646 \u0633\u0639\u0629 \u0627\u0644\u0645\u0648\u0635\u0644 \u0645\u0639 \u0636\u0645\u0627\u0646 \u0625\u0646\u0647\u0627\u0621\u0627\u062a \u0622\u0645\u0646\u0629.<\/p>\n<p><strong>\u06333: \u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u064a \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0638\u0631\u0648\u0641 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062e\u062a\u0644\u0637\u0629\u060c \u0645\u062b\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0645\u062f\u0641\u0648\u0646\u0629 \u062c\u0632\u0626\u064a\u064b\u0627 \u0648\u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u062c\u0632\u0626\u064a\u064b\u0627\u061f<\/strong><\/p>\n<p>\u062a\u0637\u0628\u064a\u0642 <strong>\u0627\u0644\u0623\u0643\u062b\u0631 \u062a\u0642\u064a\u064a\u062f\u064b\u0627<\/strong> \u0639\u0627\u0645\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0644\u062c\u0632\u0621 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0630\u064a \u064a\u0634\u0643\u0644 \u0627\u0644\u0627\u062e\u062a\u0646\u0627\u0642 \u0627\u0644\u062d\u0631\u0627\u0631\u064a. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 80% \u0645\u0646 \u0645\u0633\u0627\u0631 \u0627\u0644\u0643\u0627\u0628\u0644 \u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0637\u0644\u0642 \u0648\u0644\u0643\u0646 20% \u064a\u0645\u0631 \u0639\u0628\u0631 \u0639\u0632\u0644 \u062d\u0631\u0627\u0631\u064a\u060c \u0641\u064a\u062c\u0628 \u062a\u062e\u0641\u064a\u0636 \u0642\u062f\u0631\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0628\u0623\u0643\u0645\u0644\u0647\u0627 \u0644\u0644\u0642\u0633\u0645 \u0627\u0644\u0645\u0639\u0632\u0648\u0644. \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0629 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\u0642\u0635\u064a\u0631\u0629<\/strong> (\u0623\u0642\u0633\u0627\u0645 \u0645\u062c\u0631\u0649 \u0642\u0635\u064a\u0631\u0629 \u2264600 \u0645\u0645) \u062a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0623\u064a \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a. \u064a\u0633\u0645\u062d IEC 60364-5-52 \u0628\u062a\u062c\u0627\u0647\u0644 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 \u0644\u0644\u062a\u062c\u0645\u064a\u0639 \u0644\u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0642\u0644 \u0639\u0646 1 \u0645\u062a\u0631 \u0644\u0644\u0645\u0648\u0635\u0644\u0627\u062a &lt;150 \u0645\u0645\u00b2 \u0623\u0648 3 \u0623\u0645\u062a\u0627\u0631 \u0644\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u2265150 \u0645\u0645\u00b2. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629 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<strong>\u0644\u0627 \u064a\u0648\u062c\u062f \u062a\u062e\u0641\u064a\u0636 \u0644\u0644\u0642\u062f\u0631\u0629<\/strong> \u0644\u0644\u062a\u062c\u0645\u064a\u0639 \u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u062a\u0643\u0648\u0646 \u0639\u0644\u0649 \u0627\u062a\u0635\u0627\u0644 \u0628\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0627\u0644\u0623\u062e\u0631\u0649. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0644\u0627 \u062a\u0632\u0627\u0644 \u062a\u062e\u0641\u064a\u0636\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0633\u0627\u0631\u064a\u0629. \u0631\u0627\u062c\u0639 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648 AS\/NZS 3008.1 \u0623\u0648 IEC 60702 \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0625\u0631\u0634\u0627\u062f\u0627\u062a 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\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0641\u0627\u0648\u0636 \u0645\u0646 \u0623\u062c\u0644 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0643\u0648\u062f \u0648\u0637\u0648\u0644 \u0639\u0645\u0631 \u0627\u0644\u0646\u0638\u0627\u0645. \u062a\u0648\u0636\u062d \u0627\u0644\u0623\u0645\u062b\u0644\u0629 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0623\u0646 \u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629 \u062a\u0648\u0627\u062c\u0647 \u0639\u0627\u062f\u0629\u064b \u062a\u062e\u0641\u064a\u0636\u0627\u062a \u0641\u064a \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u064a\u0629 \u0628\u0646\u0633\u0628\u0629 40-60\u066a \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0642\u064a\u0645 \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 - \u0648\u0647\u0648 \u0648\u0627\u0642\u0639 \u064a\u062a\u0637\u0644\u0628 \u062a\u062d\u0644\u064a\u0644\u064b\u0627 \u0647\u0646\u062f\u0633\u064a\u064b\u0627 \u0635\u0627\u0631\u0645\u064b\u0627.<\/p>\n<p><strong>\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0644\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0627\u062d\u062a\u0631\u0627\u0641\u064a\u0629:<\/strong><\/p>\n<ul>\n<li><strong>\u0627\u0633\u062a\u062e\u062f\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0623\u0639\u0644\u0649 \u062a\u0635\u0646\u064a\u0641 \u0644\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0648\u0635\u0644<\/strong> (90 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629) \u0643\u0646\u0642\u0637\u0629 \u0627\u0646\u0637\u0644\u0627\u0642 \u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u062a\u062e\u0641\u064a\u0636<\/li>\n<li><strong>\u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0637\u0631\u0641<\/strong> \u0648\u0627\u0636\u0628\u0637 \u0627\u0644\u062a\u062d\u062f\u064a\u062f\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0640 NEC 110.14(C)<\/li>\n<li><strong>\u0648\u062b\u0642 \u062c\u0645\u064a\u0639 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u062e\u0641\u064a\u0636<\/strong> \u0627\u0644\u0645\u0637\u0628\u0642\u0629 \u0641\u064a \u062d\u0633\u0627\u0628\u0627\u062a\u0643 \u0644\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u062a\u0641\u062a\u064a\u0634<\/li>\n<li><strong>\u0636\u0639 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0643 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a<\/strong> \u0648\u0642\u0645 \u0628\u062a\u0637\u0628\u064a\u0642 \u0639\u0648\u0627\u0645\u0644 \u062a\u062d\u0645\u064a\u0644 \u0645\u0633\u062a\u0645\u0631 \u0628\u0646\u0633\u0628\u0629 125\u066a \u062d\u064a\u062b\u0645\u0627 \u064a\u0646\u0637\u0628\u0642 \u0630\u0644\u0643<\/li>\n<li><strong>\u062d\u062f\u062f \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062c\u0648\u062f\u0629<\/strong> \u0645\u0646 \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0645\u062b\u0644 VIOX \u0627\u0644\u062a\u064a \u062a\u0648\u0641\u0631 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0645\u0639\u0648\u0636\u0629 \u0644\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u062f\u0642\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u062d\u0631\u0627\u0631\u064a\u0629<\/li>\n<\/ul>\n<p>\u062e\u0637 VIOX Electric \u0627\u0644\u0634\u0627\u0645\u0644 \u0645\u0646 <a href=\"https:\/\/test.viox.com\/ar\/what-is-a-molded-case-circuit-breaker-mccb\/\">\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629<\/a> \u0645\u0635\u0645\u0645\u0629 \u0628\u0623\u0646\u0638\u0645\u0629 \u0625\u062f\u0627\u0631\u0629 \u062d\u0631\u0627\u0631\u064a\u0629 \u062a\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0627\u0644\u0623\u062f\u0627\u0621 \u0639\u0628\u0631 \u0646\u0637\u0627\u0642\u0627\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0645\u0646 -40 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0625\u0644\u0649 +70 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0648\u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u062a\u0635\u0644 \u0625\u0644\u0649 4000 \u0645\u062a\u0631. \u064a\u0642\u062f\u0645 \u0641\u0631\u064a\u0642 \u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0641\u0646\u064a \u0644\u062f\u064a\u0646\u0627 \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u062a\u062e\u0641\u064a\u0636 \u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0644\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0634\u0645\u0633\u064a\u0629 \u0648\u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0645\u0646\u0634\u0622\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0641\u064a \u062c\u0645\u064a\u0639 \u0623\u0646\u062d\u0627\u0621 \u0627\u0644\u0639\u0627\u0644\u0645.<\/p>\n<p><strong>\u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u062f\u0642\u0629 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0645\u0647\u0645\u0629\u060c \u0641\u0625\u0646 \u0627\u0644\u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0644\u064a\u0633 \u0645\u062c\u0631\u062f \u062d\u0633\u0627\u0628 - \u0628\u0644 \u0647\u0648 \u0627\u0644\u062a\u0632\u0627\u0645 \u0628\u0627\u0644\u0633\u0644\u0627\u0645\u0629.<\/strong> \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0633\u062a\u0634\u0627\u0631\u0629 \u0641\u0646\u064a\u0629 \u0628\u0634\u0623\u0646 \u0645\u0634\u0631\u0648\u0639\u0643 \u0627\u0644\u0642\u0627\u062f\u0645\u060c \u0627\u062a\u0635\u0644 \u0628\u0641\u0631\u064a\u0642 \u0627\u0644\u0647\u0646\u062f\u0633\u0629 \u0641\u064a VIOX Electric \u0623\u0648 \u0627\u0633\u062a\u0643\u0634\u0641 <a href=\"https:\/\/test.viox.com\/ar\/types-of-circuit-breakers\/\">\u062d\u0644\u0648\u0644 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0627\u0645\u0644\u0629 \u0644\u062f\u064a\u0646\u0627<\/a>.<\/p>\n<hr \/>\n<p><strong>\u0627\u0644\u0645\u0648\u0627\u0631\u062f \u0627\u0644\u062a\u0642\u0646\u064a\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/test.viox.com\/ar\/how-to-know-if-circuit-breaker-is-bad\/\">\u0643\u064a\u0641 \u062a\u0639\u0631\u0641 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0633\u064a\u0626\u064b\u0627<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ar\/rccb-ev-charging-type-b-vs-type-f-vs-type-ev\/\">\u062d\u0645\u0627\u064a\u0629 \u0634\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629: \u062f\u0644\u064a\u0644 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 NEC\/IEC<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ar\/100a-panel-ev-charger-upgrade\/\">\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0644\u0634\u0648\u0627\u062d\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u0642\u062f\u0631\u0629 7 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a \u0648 22 \u0643\u064a\u0644\u0648 \u0648\u0627\u062a<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 283.828px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 283.828px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3215.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 3215.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2357.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2357.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 283.828px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4434.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 4434.05px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2386.75px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2386.75px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Understanding Electrical Derating: Why It Matters for Safe Installations Electrical derating is the systematic reduction of a conductor&#8217;s current-carrying capacity (ampacity) to account for real-world installation conditions that deviate from standard testing environments. When cables operate in high temperatures, at elevated altitudes, or bundled with other conductors, their ability to dissipate heat diminishes significantly. Without [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21210,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21209","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/posts\/21209","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/comments?post=21209"}],"version-history":[{"count":3,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/posts\/21209\/revisions"}],"predecessor-version":[{"id":21213,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/posts\/21209\/revisions\/21213"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/media\/21210"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/media?parent=21209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/categories?post=21209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ar\/wp-json\/wp\/v2\/tags?post=21209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}