{"id":2821,"date":"2026-05-08T12:52:25","date_gmt":"2026-05-08T12:52:25","guid":{"rendered":"https:\/\/shieldhz.com\/what-is-iec-60947-3\/"},"modified":"2026-05-08T12:52:31","modified_gmt":"2026-05-08T12:52:31","slug":"what-is-iec-60947-3","status":"publish","type":"post","link":"https:\/\/shieldhz.com\/ar\/what-is-iec-60947-3\/","title":{"rendered":"\u0645\u0627 \u0647\u0648 IEC 60947-3\u061f \u0645\u0641\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0648\u0623\u0633\u0627\u0633\u064a\u0627\u062a \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0639\u0627\u0632\u0644"},"content":{"rendered":"<p>IEC 60947-3 \u0647\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u062f\u0648\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062f\u062f \u0643\u064a\u0641 \u064a\u062c\u0628 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d 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\u0641\u0648\u0644\u062a \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \/ 32 \u0623\u0645\u0628\u064a\u0631. \u0648\u064a\u0633\u062a\u0645\u0631 \u0627\u0644\u0642\u0648\u0633 \u0641\u064a \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0644\u0641\u062a\u0631\u0629 \u0623\u0637\u0648\u0644\u060c \u0645\u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646\u0647 \u064a\u062c\u0628 \u0639\u0644\u0649 \u0646\u0642\u0627\u0637 \u0627\u0644\u062a\u0644\u0627\u0645\u0633 \u0628\u0630\u0644 \u0627\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062c\u0647\u062f \u0644\u0625\u0637\u0641\u0627\u0626\u0647.<\/p>\n<p>\u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-3 \u062a\u0633\u0644\u0633\u0644\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0646\u0641\u0635\u0644\u0629 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631. \u0639\u0632\u0632 \u0625\u0635\u062f\u0627\u0631 \u0639\u0627\u0645 2020 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0625\u062f\u062e\u0627\u0644 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062d\u0631\u062c\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u0633\u062a\u0647\u062f\u0641 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u0643\u0648\u0646 \u0641\u064a\u0647 \u0627\u0646\u0642\u0631\u0627\u0636 \u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0623\u0643\u062b\u0631 \u0635\u0639\u0648\u0628\u0629 - \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0645\u0642\u062f\u0631.<\/p>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0634\u0645\u0633\u064a\u0629 \u0627\u0644\u0643\u0647\u0631\u0648\u0636\u0648\u0626\u064a\u0629\u060c \u0648\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0628\u0637\u0627\u0631\u064a\u0627\u062a\u060c \u0648\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\u060c \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u062d\u0627\u0641\u0644\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u060c \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0630\u0644\u0643:<\/p>\n<ul>\n<li>\u064a\u062d\u0645\u0644 \u0627\u0644\u062c\u0647\u0627\u0632 \u062c\u0647\u062f \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u0648\u0627\u0636\u062d \u0648\u062a\u0635\u0646\u064a\u0641 \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u0639\u0644\u0649 \u0644\u0648\u062d\u0629 \u0627\u0644\u0627\u0633\u0645<\/li>\n<li>\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646 \u0644\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u064a\u0637\u0627\u0628\u0642 \u0623\u0648 \u064a\u062a\u062c\u0627\u0648\u0632 \u062c\u0647\u062f \u0627\u0644\u0646\u0638\u0627\u0645 \u0644\u062f\u064a\u0643<\/li>\n<li>\u064a\u062a\u0637\u0627\u0628\u0642 \u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0645\u0639 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 (\u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u062a\u0641\u062a\u0631\u0636 \u0648\u062c\u0648\u062f \u0642\u0637\u0628\u064a\u0646 \u0641\u064a \u0627\u0644\u0633\u0644\u0633\u0644\u0629)<\/li>\n<li>\u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0646\u0648\u0639 \u062d\u0645\u0648\u0644\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/shieldhz.com\/wp-content\/uploads\/2026\/05\/switch-vs-disconnector-vs-switch-disconnector.webp\" alt=\"\u0645\u062e\u0637\u0637 \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0648\u0638\u064a\u0641\u064a \u0644\u0641\u0635\u0644 \u0627\u0644\u0645\u0641\u0635\u0644 \u0648\u0645\u062e\u0637\u0637 \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0648\u0638\u064a\u0641\u064a \u0644\u0641\u0635\u0644 \u0627\u0644\u0645\u0641\u0635\u0644\" width=\"1200\" height=\"675\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:contain;\" \/><figcaption>\u0627\u0644\u0634\u0643\u0644 2. \u064a\u062c\u0645\u0639 \u0645\u0641\u062a\u0627\u062d-\u0645\u0641\u0635\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0628\u064a\u0646 \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u062d\u0645\u0644 \u0648\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0639\u0632\u0644\u060c \u0644\u0643\u0646 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0644\u0627 \u062a\u0632\u0627\u0644 \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u062c\u0647\u0627\u0632 \u0627\u0644\u0645\u0646\u0628\u0639.<\/figcaption><\/figure>\n<p>\u062a\u0646\u0634\u0631 Shieldhz \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0645\u0646\u0641\u0635\u0644\u0629 \u0644\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0644\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u060c \u0641\u0625\u0646 <a href=\"https:\/\/shieldhz.com\/ar\/what-is-dc-switch-disconnector\/\">\u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646\u062a\u062c\u0627\u062a \u0645\u0641\u0627\u062a\u064a\u062d \u0641\u0635\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631<\/a> \u064a\u063a\u0637\u064a \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0641\u0635\u064a\u0644.<\/p>\n<hr \/>\n<h2>\u0641\u0626\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0645\u0627 \u062a\u0639\u0646\u064a\u0647<\/h2>\n<p>\u062a\u0642\u0648\u0645 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-3 \u0628\u062a\u0639\u064a\u064a\u0646 \u0641\u0626\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647 \u0627\u0644\u062c\u0647\u0627\u0632. \u0648\u062a\u062d\u062f\u062f \u0627\u0644\u0641\u0626\u0629 \u0638\u0631\u0648\u0641 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0635\u0646\u0639 \u0648\u0627\u0644\u0643\u0633\u0631 - \u0648\u062a\u062d\u062f\u064a\u062f\u064b\u0627 \u062d\u062c\u0645 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0639\u0627\u0645\u0644 \u0627\u0644\u0642\u062f\u0631\u0629 (\u062a\u064a\u0627\u0631 \u0645\u062a\u0631\u062f\u062f) \u0623\u0648 \u062b\u0627\u0628\u062a \u0627\u0644\u0648\u0642\u062a (\u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631) \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 \u0623\u062b\u0646\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0646\u0648\u0639.<\/p>\n<p>\u0641\u0626\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0628\u0645\u0648\u062c\u0628 IEC 60947-3:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0627\u0644\u0641\u0626\u0629<\/th>\n<th>\u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>AC-20A \/ AC-20B<\/td>\n<td>\u0627\u0644\u062a\u0648\u0635\u064a\u0644 \u0648\u0627\u0644\u0641\u0635\u0644 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0639\u062f\u0645 \u0627\u0644\u062a\u062d\u0645\u064a\u0644<\/td>\n<\/tr>\n<tr>\n<td>AC-21A \/ AC-21B<\/td>\n<td>\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u0629 \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629<\/td>\n<\/tr>\n<tr>\n<td>AC-22A \/ AC-22B<\/td>\n<td>\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0648\u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062e\u062a\u0644\u0637\u0629<\/td>\n<\/tr>\n<tr>\n<td>AC-23A \/ AC-23B<\/td>\n<td>\u062a\u0628\u062f\u064a\u0644 \u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0623\u0648 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0623\u062e\u0631\u0649 \u0630\u0627\u062a \u0627\u0644\u062d\u062b \u0627\u0644\u0627\u0633\u062a\u0642\u0631\u0627\u0626\u064a \u0627\u0644\u0639\u0627\u0644\u064a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u062a\u0634\u064a\u0631 \u0644\u0627\u062d\u0642\u0629 A\/B \u0625\u0644\u0649 \u0645\u0647\u0645\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631: \u0623 \u0644\u0644\u062a\u0634\u063a\u064a\u0644 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0643\u0631\u0631 (\u0623\u0642\u0644 \u0645\u0646 \u0639\u0645\u0644\u064a\u062a\u064a\u0646 \u0641\u064a \u0627\u0644\u0633\u0627\u0639\u0629 \u0623\u0648 \u0623\u0642\u0644 \u0645\u0646 25 \u0639\u0645\u0644\u064a\u0629 \u0641\u064a \u0627\u0644\u064a\u0648\u0645)\u060c \u0628 \u0644\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062a\u0643\u0631\u0631.<\/p>\n<p>\u0641\u0626\u0627\u062a \u0627\u0644\u0639\u0627\u0635\u0645\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u0643\u0629:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0627\u0644\u0641\u0626\u0629<\/th>\n<th>\u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DC-20A \/ DC-20B<\/td>\n<td>\u062a\u0628\u062f\u064a\u0644 \u0639\u062f\u0645 \u0627\u0644\u062a\u062d\u0645\u064a\u0644<\/td>\n<\/tr>\n<tr>\n<td>DC-21A \/ DC-21B<\/td>\n<td>\u0623\u062d\u0645\u0627\u0644 \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u0645\u0642\u0627\u0648\u0645 \u0623\u0648 \u062d\u062b\u064a \u0642\u0644\u064a\u0644\u0627\u064b<\/td>\n<\/tr>\n<tr>\n<td>DC-22A \/ DC-22B<\/td>\n<td>\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0627\u0644\u0645\u062e\u062a\u0644\u0637\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0648\u0627\u0644\u062d\u062b\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<td>DC-23A \/ DC-23B<\/td>\n<td>\u0623\u062d\u0645\u0627\u0644 \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u062d\u062b\u064a \u0644\u0644\u063a\u0627\u064a\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u0639\u0646\u062f\u0645\u0627 \u062a\u0631\u0649 \u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u062e\u0628\u0631\u0643 \u0628\u0646\u0648\u0639 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0630\u064a \u062a\u0645 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062c\u0647\u0627\u0632 \u0636\u062f\u0647. \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0645\u0635\u0646\u0651\u0641 AC-21 \u0644\u0645 \u064a\u062a\u0645 \u0627\u062e\u062a\u0628\u0627\u0631\u0647 \u0636\u062f \u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u062d\u0631\u0643. \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u0637\u0628\u064a\u0642\u0643 \u064a\u062a\u0636\u0645\u0646 \u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u0641\u0623\u0646\u062a \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 AC-23 \u0623\u0648 \u062c\u0647\u0627\u0632 \u0630\u0648 \u062a\u0635\u0646\u064a\u0641 \u062f\u0627\u0626\u0631\u0629 \u0645\u062d\u0631\u0643 \u0645\u0646\u0641\u0635\u0644\u0629.<\/p>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0643\u0627\u0645\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u062d\u0643\u0645 \u0648\u0627\u0644\u0645\u062d\u062f\u062f\u060c \u0641\u0625\u0646 <a href=\"https:\/\/shieldhz.com\/ar\/rotary-cam-switches\/\">\u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646\u062a\u062c\u0627\u062a \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0643\u0627\u0645\u0627\u062a \u0627\u0644\u062f\u0648\u0627\u0631\u0629<\/a> \u064a\u0633\u0631\u062f \u0641\u0626\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642 \u062d\u0633\u0628 \u062a\u0643\u0648\u064a\u0646 \u0643\u062a\u0644\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644.<\/p>\n<hr \/>\n<h2>\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637 \u0648\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0646\u0628\u0639 \u0627\u0644\u0645\u0634\u0631\u0648\u0637<\/h2>\n<p>\u0625\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637 (Iq) \u0647\u0648 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062d\u062a\u0645\u0644 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u062d\u0645\u0644\u0647 \u0627\u0644\u062c\u0647\u0627\u0632 \u062f\u0648\u0646 \u0623\u0646 \u064a\u0635\u0628\u062d \u062e\u0637\u0631\u0627\u064b\u060c \u0634\u0631\u064a\u0637\u0629 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0645\u062d\u0645\u064a\u0627\u064b \u0628\u062c\u0647\u0627\u0632 \u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0645\u062d\u062f\u062f \u0645\u0646 \u0627\u0644\u0645\u0646\u0628\u0639 - \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u0643\u0648\u0646 \u0635\u0645\u0627\u0645 \u0623\u0648 \u0642\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629 \u0645\u0646 \u0646\u0648\u0639 \u0648\u062a\u0635\u0646\u064a\u0641 \u0645\u062d\u062f\u062f\u064a\u0646.<\/p>\n<p>\u0648\u0647\u0630\u0627 \u0644\u0627 \u064a\u0645\u0627\u062b\u0644 \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u062c\u0647\u0627\u0632. \u0644\u0627 \u064a\u0642\u0637\u0639 \u0645\u0641\u0635\u0644 \u0627\u0644\u0645\u0641\u062a\u0627\u062d-\u0627\u0644\u0645\u0641\u0635\u0644 \u0646\u0641\u0633\u0647 \u0627\u0644\u0639\u0637\u0644. \u064a\u0642\u0648\u0645 \u062c\u0647\u0627\u0632 OCPD \u0641\u064a \u0627\u0644\u0645\u0646\u0628\u0639 \u0628\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0639\u0637\u0644\u060c \u0648\u064a\u062c\u0628 \u0623\u0646 \u064a\u0646\u062c\u0648 \u0645\u0641\u0635\u0644 \u0627\u0644\u0645\u0641\u062a\u0627\u062d-\u0627\u0644\u0645\u0641\u0635\u0644 \u0645\u0646 \u0637\u0627\u0642\u0629 \u0627\u0644\u0633\u0645\u0627\u062d \u062f\u0648\u0646 \u0644\u062d\u0627\u0645 \u0627\u0644\u062a\u0644\u0627\u0645\u0633\u0627\u062a \u0623\u0648 \u062a\u0645\u0632\u0642\u0647\u0627 \u0623\u0648 \u0625\u062d\u062f\u0627\u062b \u062d\u0631\u064a\u0642 \u0623\u0648 \u062e\u0637\u0631 \u0635\u062f\u0645\u0629.<\/p>\n<p>\u0642\u0627\u0645 \u0625\u0635\u062f\u0627\u0631 2020 \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-3 \u0628\u062a\u062d\u062f\u064a\u062b \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0642\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u0639\u0643\u0633 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0644\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a.<\/p>\n<p>\u0645\u0627 \u064a\u0639\u0646\u064a\u0647 \u0630\u0644\u0643 \u0639\u0645\u0644\u064a\u0627\u064b:<\/p>\n<ul>\n<li>\u064a\u062c\u0628 \u0623\u0646 \u062a\u0630\u0643\u0631 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0642\u064a\u0645\u0629 Iq \u0648\u0646\u0648\u0639 OCPD \u0627\u0644\u0645\u062d\u062f\u062f \u0648\u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u062a\u062d\u0642\u064a\u0642 \u0630\u0644\u0643<\/li>\n<li>\u0644\u0627 \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0645\u0632\u062c \u0648\u0627\u0644\u0645\u0637\u0627\u0628\u0642\u0629: \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0648\u0639 \u0645\u062e\u062a\u0644\u0641 \u0645\u0646 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0623\u0648 \u0642\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0645\u062e\u062a\u0644\u0641 \u062d\u064a\u062b \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u064a\u0628\u0637\u0644 \u0627\u0644\u062a\u0635\u0646\u064a\u0641<\/li>\n<li>\u064a\u062c\u0628 \u062a\u0631\u0643\u064a\u0628 \u0648\u062a\u0646\u0633\u064a\u0642 OCPD \u0627\u0644\u0645\u0646\u0628\u0639 \u0648\u062a\u0646\u0633\u064a\u0642\u0647 \u0639\u0644\u0649 \u0627\u0644\u0646\u062d\u0648 \u0627\u0644\u0645\u062d\u062f\u062f<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/shieldhz.com\/wp-content\/uploads\/2026\/05\/iec-60947-3-datasheet-rating-check.webp\" alt=\"\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u062a\u0635\u0646\u064a\u0641 \u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 IEC 60947-3 \u0644\u0641\u0626\u0629 \u062a\u064a\u0627\u0631 \u0627\u0644\u062c\u0647\u062f \u0648SCCR\" width=\"1200\" height=\"675\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:contain;\" \/><figcaption>\u0627\u0644\u0634\u0643\u0644 3. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646 \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0648\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/figcaption><\/figure>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0641\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0645\u063a\u0644\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0623\u0648 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0629 \u0627\u0644\u0642\u0627\u0633\u064a\u0629\u060c \u0641\u0625\u0646 <a href=\"https:\/\/shieldhz.com\/ar\/what-is-enclosed-switch-disconnector\/\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0645\u0641\u0635\u0644 \u0627\u0644\u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0645\u063a\u0644\u0642<\/a> \u064a\u063a\u0637\u064a \u0643\u064a\u0641\u064a\u0629 \u062a\u0641\u0627\u0639\u0644 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0636\u0645\u064a\u0645\u0629 \u0645\u0639 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/p>\n<hr \/>\n<h2>\u0645\u0627 \u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0648 \u0644\u0648\u062d\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/h2>\n<p>\u0639\u0646\u062f \u062a\u0642\u064a\u064a\u0645 \u0645\u0641\u062a\u0627\u062d \u0645\u0641\u0635\u0644 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0623\u0648 \u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0639\u0627\u0632\u0644 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u064a\u0627\u0631 IEC 60947-3\u060c \u0627\u0639\u0645\u0644 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0628\u0634\u0643\u0644 \u0645\u0646\u0647\u062c\u064a.<\/p>\n<p><strong>\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0645\u0642\u062f\u0631 (Ue):<\/strong> \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0630\u064a \u0635\u064f\u0645\u0645 \u0627\u0644\u062c\u0647\u0627\u0632 \u0644\u064a\u0639\u0645\u0644 \u0628\u0647 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0645\u0631. \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646\u0647 \u064a\u0637\u0627\u0628\u0642 \u062c\u0647\u062f \u0646\u0638\u0627\u0645\u0643 \u0644\u0643\u0644 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0625\u0646 \u0623\u0645\u0643\u0646.<\/p>\n<p><strong>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0645\u0642\u062f\u0631 (Ie):<\/strong> \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u062c\u0647\u0627\u0632 \u0623\u0646 \u064a\u0635\u0646\u0639\u0647 \u0648\u064a\u062d\u0645\u0644\u0647 \u0648\u064a\u0642\u0637\u0639\u0647 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u062f\u0631 \u0648\u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645. \u0647\u0630\u0627 \u0644\u064a\u0633 \u0647\u0648 \u0646\u0641\u0633\u0647 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u064a (Ith)\u060c \u0648\u0647\u0648 \u0623\u0642\u0635\u0649 \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u062f\u0648\u0646 \u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0639\u0645\u0644.<\/p>\n<p><strong>\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0645\u062f\u0631\u062c\u0629 \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644:<\/strong> \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062c\u0647\u0627\u0632 \u0645\u062e\u0635\u0635 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0638\u0647\u0631 \u0643\u0644\u0627 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u064a\u0646. \u0627\u0644\u062c\u0647\u0627\u0632 \u0630\u0648 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0641\u0642\u0637 \u063a\u064a\u0631 \u0645\u0635\u0646\u0641 \u0644\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631.<\/p>\n<p><strong>\u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0637\u0627\u0628\u0642 \u0627\u0644\u0641\u0626\u0629 \u0645\u0639 \u0646\u0648\u0639 \u0627\u0644\u062d\u0645\u0648\u0644\u0629. \u0644\u0627 \u062a\u0641\u062a\u0631\u0636 \u0623\u0646 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062d\u0627\u0644\u064a \u0627\u0644\u0623\u0639\u0644\u0649 \u064a\u0639\u0648\u0636 \u0639\u0646 \u0641\u0626\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0642\u0644.<\/p>\n<p><strong>\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637 (Iq):<\/strong> \u0644\u0627\u062d\u0638 \u0627\u0644\u0642\u064a\u0645\u0629 \u0648 OCPD \u0627\u0644\u0645\u0646\u0628\u0639 \u0627\u0644\u0645\u0637\u0644\u0648\u0628. \u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0637\u0627\u0628\u0642 \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0645\u0639 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629.<\/p>\n<p><strong>\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0639\u0632\u0644:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062a\u0646\u0635 \u0635\u0631\u0627\u062d\u0629\u064b \u0639\u0644\u0649 \u0623\u0646 \u0627\u0644\u062c\u0647\u0627\u0632 \u064a\u0641\u064a \u0628\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 IEC 60947-3. \u0644\u064a\u0633\u062a \u0643\u0644 \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d \u062a\u0641\u064a \u0628\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0632\u0644.<\/p>\n<p><strong>\u0639\u062f\u062f \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0648\u062a\u0643\u0648\u064a\u0646\u0647\u0627:<\/strong> \u0627\u0644\u0625\u0635\u062f\u0627\u0631\u0627\u062a \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u0642\u0637\u0628\u060c \u0648\u062b\u0646\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0637\u0628\u060c \u0648\u062b\u0644\u0627\u062b\u064a\u0629 \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0631\u0628\u0627\u0639\u064a\u0629 \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0644\u0647\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629. \u0648\u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u062a\u0639\u062a\u0645\u062f \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0639\u0644\u0649 \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a.<\/p>\n<p><strong>\u0627\u0644\u0636\u0645\u064a\u0645\u0629 \u0648\u062a\u0635\u0646\u064a\u0641 IP:<\/strong> \u062a\u063a\u0637\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-3 \u0627\u0644\u062c\u0647\u0627\u0632 \u0646\u0641\u0633\u0647. \u062a\u0635\u0646\u064a\u0641 IP \u0644\u0644\u062d\u0627\u0648\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0628\u064a\u062a \u0647\u0648 \u0645\u0639\u0644\u0645\u0629 \u0645\u0646\u0641\u0635\u0644\u0629. \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0637\u0644\u0642 \u0623\u0648 \u0641\u064a \u0645\u0648\u0642\u0639 \u0631\u0637\u0628\u060c \u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0635\u0646\u064a\u0641 IP \u0644\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u0627\u0645\u0644.<\/p>\n<p><strong>\u062c\u0647\u0627\u062a \u0627\u0644\u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629:<\/strong> \u0625\u0630\u0627 \u0643\u0646\u062a \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0627\u0644\u0629 \u0623\u0648 \u0627\u0644\u062a\u0634\u0627\u0628\u0643\u060c \u0641\u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u0644\u0627\u0645\u0633 \u0627\u0644\u0625\u0636\u0627\u0641\u064a \u0648\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0636\u0645\u0646\u064b\u0627 \u0623\u0648 \u064a\u062a\u0637\u0644\u0628 \u0643\u062a\u0644\u0629 \u0645\u0644\u062d\u0642\u0627\u062a \u0645\u0646\u0641\u0635\u0644\u0629.<\/p>\n<p><strong>\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644:<\/strong> \u0627\u0637\u0644\u0628 \u062a\u0642\u0631\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0623\u0648 \u0625\u0639\u0644\u0627\u0646 \u0627\u0644\u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0630\u064a \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 IEC 60947-3. \u0644\u0627 \u062a\u0624\u0643\u062f \u0639\u0644\u0627\u0645\u0629 CE \u0648\u062d\u062f\u0647\u0627 \u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 \u0623\u0648 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0645 \u0625\u062c\u0631\u0627\u0624\u0647\u0627.<\/p>\n<p><strong>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0645\u062d\u0644\u064a:<\/strong> IEC 60947-3 \u0647\u0648 \u0645\u0639\u064a\u0627\u0631 \u062f\u0648\u0644\u064a. \u0642\u062f \u064a\u0641\u0631\u0636 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u0645\u062d\u0644\u064a \u0644\u062f\u064a\u0643 (NEC \u0623\u0648 BS 7671 \u0623\u0648 AS\/NZS 3000 \u0623\u0648 \u063a\u064a\u0631\u0647\u0627) \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0625\u0636\u0627\u0641\u064a\u0629. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0630\u0644\u0643 \u0645\u0639 \u0627\u0644\u0633\u0644\u0637\u0629 \u0627\u0644\u0645\u062e\u062a\u0635\u0629 \u0641\u064a \u0628\u0644\u062f\u0643.<\/p>\n<p>\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0641\u062a\u0627\u062d \u0627\u0644\u0639\u0627\u0632\u0644 \u0627\u0644\u0639\u0627\u0645\u060c \u0641\u0625\u0646 <a href=\"https:\/\/shieldhz.com\/ar\/what-is-load-isolator-switch\/\">\u062f\u0644\u064a\u0644 \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0639\u0627\u0632\u0644 \u0644\u0644\u062d\u0645\u0644<\/a> \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/p>\n<hr \/>\n<h2>\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n<p><strong>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631.<\/strong> \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0627 \u064a\u0643\u0648\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0623\u0642\u0644 \u0645\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0639\u0646\u062f \u0646\u0641\u0633 \u0627\u0644\u062c\u0647\u062f. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u0645\u0648\u062f \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0628\u0634\u0643\u0644 \u0635\u0631\u064a\u062d.<\/p>\n<p><strong>\u062a\u062c\u0627\u0647\u0644 \u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a.<\/strong> \u062a\u062d\u062f\u064a\u062f AC-21 \u0644\u062a\u0637\u0628\u064a\u0642 \u0628\u0627\u062f\u0626 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u062c\u0647\u0627\u0632 \u0644\u0645 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\u0627\u0644\u0635\u062d\u064a\u062d. \u0648\u0628\u062f\u0648\u0646\u0647\u0627\u060c \u0644\u0627 \u064a\u0648\u062c\u062f \u0644\u0644\u062c\u0647\u0627\u0632 \u062a\u0642\u064a\u064a\u0645 \u0645\u0639\u062a\u0645\u062f \u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0623\u0639\u0637\u0627\u0644.<\/p>\n<p><strong>\u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0645\u0641\u062a\u0627\u062d \u0643\u0639\u0627\u0632\u0644.<\/strong> \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646\u0647 \u062a\u0628\u062f\u064a\u0644 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0641\u0642\u0637 \u0644\u0627 \u064a\u0641\u064a \u0628\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0632\u0644. \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u0625\u063a\u0644\u0627\u0642\/\u0627\u0644\u062a\u0639\u0637\u064a\u0644 \u0645\u0639 \u0636\u0645\u0627\u0646 \u0627\u0644\u0639\u0632\u0644\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0633\u062a\u0648\u0641\u064a \u0627\u0644\u062c\u0647\u0627\u0632 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0639\u0632\u0644 \u0628\u0634\u0643\u0644 \u0635\u0631\u064a\u062d.<\/p>\n<p><strong>\u062a\u0647\u064a\u0626\u0629 \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0645\u0637\u0644 \u0639\u0644\u0649 \u0627\u0644\u0639\u0627\u0635\u0645\u0629.<\/strong> \u0642\u062f \u064a\u062d\u0642\u0642 \u0627\u0644\u062c\u0647\u0627\u0632 \u0631\u0628\u0627\u0639\u064a \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0627\u0644\u0645\u0642\u0646\u0646 \u0628\u062c\u0647\u062f 1000 \u0641\u0648\u0644\u062a \u062a\u064a\u0627\u0631 \u0645\u0633\u062a\u0645\u0631 \u0647\u0630\u0627 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0641\u0642\u0637 \u0645\u0639 \u0648\u062c\u0648\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0627\u0644\u0623\u0631\u0628\u0639\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a. \u0642\u062f \u064a\u0639\u0637\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0637\u0628\u064a\u0646 \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0644\u064a \u062a\u0635\u0646\u064a\u0641 \u062c\u0647\u062f \u0623\u0642\u0644. \u0627\u0642\u0631\u0623 \u0645\u062e\u0637\u0637 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<figure class=\"wp-block-image size-large\"><img src=\"https:\/\/shieldhz.com\/wp-content\/uploads\/2026\/05\/iec-60947-3-applications-cam-isolator-dc.webp\" alt=\"\u062a\u0637\u0628\u064a\u0642\u0627\u062a IEC 60947-3 \u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0639\u0627\u0632\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0643\u0627\u0645\u0627\u062a \u0648\u0645\u0641\u0627\u062a\u064a\u062d \u0641\u0635\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\" width=\"1200\" height=\"675\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:contain;\" \/><figcaption>\u0627\u0644\u0634\u0643\u0644 4. \u064a\u0638\u0647\u0631 \u0633\u064a\u0627\u0642 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-3 \u0639\u0628\u0631 \u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0643\u0627\u0645\u0629 \u0648\u0639\u0627\u0632\u0644 \u0627\u0644\u062d\u0645\u0644 \u0648\u0641\u0627\u0635\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0627\u0644\u0645\u063a\u0644\u0642.<\/figcaption><\/figure>\n<hr \/>\n<h2>\u0642\u0627\u0626\u0645\u0629 \u0645\u0631\u0627\u062c\u0639\u0629 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\u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0637 (OCPD) \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0648\u0627\u0644\u0645\u062d\u062f\u062f \u0648\u0627\u0644\u0645\u062a\u0648\u0641\u0631<\/li>\n<li>\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u0645\u0624\u0643\u062f\u0629 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/li>\n<li>\u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u062f\u062f \u0627\u0644\u0623\u0639\u0645\u062f\u0629 \u0648\u0627\u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0645\u062a\u0633\u0644\u0633\u0644 \u0644\u062a\u0635\u0646\u064a\u0641 \u062c\u0647\u062f \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631<\/li>\n<li>\u062a\u0645 \u062a\u0623\u0643\u064a\u062f \u062a\u0635\u0646\u064a\u0641 IP \u0644\u0644\u062a\u062c\u0645\u064a\u0639 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