{"id":2454,"date":"2026-08-19T07:45:00","date_gmt":"2026-08-19T07:45:00","guid":{"rendered":"https:\/\/lbajiele.com\/?p=2454"},"modified":"2026-09-23T20:46:02","modified_gmt":"2026-09-23T20:46:02","slug":"complete-guide-to-transformer-sizing-calculations","status":"publish","type":"post","link":"https:\/\/lbajiele.com\/ar\/blog\/complete-guide-to-transformer-sizing-calculations\/","title":{"rendered":"\u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0634\u0627\u0645\u0644 \u0644\u062d\u062c\u0645 \u0648\u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a"},"content":{"rendered":"<p><strong>\u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0648\u0644<\/strong> \u0623\u0643\u062b\u0631 \u0645\u0646 \u0645\u062c\u0631\u062f \u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a \u0639\u0644\u0649 \u0646\u0633\u0628\u0629 \u0645\u0626\u0648\u064a\u0629. \u0625\u0646 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u062b\u0648\u0642 \u064a\u062d\u0648\u0644 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062d\u0642\u064a\u0642\u064a \u0625\u0644\u0649 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 (kVA)\u060c \u0648\u064a\u0637\u0628\u0642 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0637\u0644\u0628 \u0648\u0627\u0644\u062a\u0646\u0648\u0639\u060c \u0648\u064a\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a\u0629\u060c \u0648\u064a\u0623\u062e\u0630 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0627\u0644\u0628\u064a\u0626\u0629 \u0648\u0627\u0644\u0646\u0645\u0648 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a\u060c \u062b\u0645 \u064a\u0646\u0633\u0642 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u0628\u062a\u062f\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629. \u064a\u0648\u0641\u0631 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0648\u0633\u064a\u0631 \u0639\u0645\u0644 \u0639\u0645\u0644\u064a \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062d\u062c\u0645\u060c \u0648\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\/\u0627\u0644\u0635\u0647\u064a\u0631\u0627\u062a (\u0627\u0644\u0641\u064a\u0648\u0632\u0627\u062a) \u0644\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u062d\u0627\u062f\u064a\u0629 \u0648\u062b\u0644\u0627\u062b\u064a\u0629 \u0627\u0644\u0637\u0648\u0631.<\/p>\n\n<h2>\u0635\u064a\u063a \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a<\/h2>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0639\u0628\u0631 \u0639\u0646\u0647 \u0628\u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0641\u0639\u0627\u0644\u0629:<\/p>\n<p><strong>\u0642\u062f\u0631\u0629 \u0627\u0644\u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 = \u0627\u0644\u062d\u0645\u0644 \u0628\u0627\u0644\u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u00f7 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0642\u062f\u0631\u0629<\/strong><\/p>\n<p>\u0644\u0644\u062c\u0647\u062f \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0627\u0633\u064a\u0646:<\/p>\n<ul><li>\u0623\u062d\u0627\u062f \u0627\u0644\u0637\u0648\u0631: <strong>\u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 = \u0627\u0644\u0641\u0648\u0644\u062a \u00d7 \u0627\u0644\u0623\u0645\u0628\u064a\u0631 \u00f7 1,000<\/strong><\/li><li>\u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0637\u0648\u0631 <strong>\u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 = \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0640 3 \u00d7 \u0627\u0644\u062c\u0647\u062f \u00d7 \u0627\u0644\u062a\u064a\u0627\u0631 \u00f7 1,000<\/strong><\/li><\/ul>\n<p>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0639\u0645\u0644 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0637\u0648\u0631 \u0628\u0642\u062f\u0631\u0629 240 \u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u0648\u0645\u0639\u0627\u0645\u0644 \u0642\u062f\u0631\u0629 0.8\u060c \u0641\u0625\u0646 \u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0638\u0627\u0647\u0631\u064a\u0629 \u0647\u064a 300 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631. \u062a\u0644\u0643 \u0642\u064a\u0645\u0629 \u0627\u0628\u062a\u062f\u0627\u0626\u064a\u0629 \u0648\u0644\u064a\u0633\u062a \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0644\u0644\u0645\u062d\u0648\u0644.<\/p>\n\n<h2>\u0625\u0646\u0634\u0627\u0621 \u062c\u062f\u0648\u0644 \u0623\u062d\u0645\u0627\u0644 \u0645\u062a\u0646\u0648\u0639<\/h2>\n<p>\u0623\u062f\u0631\u062c \u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u0623\u0648 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631\u060c \u0648\u0627\u0644\u062c\u0647\u062f\u060c \u0648\u0627\u0644\u0637\u0648\u0631\u060c \u0648\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0642\u062f\u0631\u0629\u060c \u0648\u0627\u0644\u0643\u0641\u0627\u0621\u0629\u060c \u0648\u0648\u0627\u062c\u0628 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0644\u0643\u0644 \u062d\u0645\u0648\u0644\u0629. \u0627\u0641\u0635\u0644 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u060c \u0648\u0627\u0644\u0645\u062a\u0642\u0637\u0639\u060c \u0648\u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u060c \u0648\u0627\u0644\u062f\u0648\u0631\u064a\u060c \u0648\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a. \u0627\u0637\u0628\u0642 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0637\u0644\u0628 \u0648\u0627\u0644\u062a\u0646\u0648\u0639 \u0627\u0644\u0645\u062f\u0639\u0648\u0645\u0629 \u0628\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0623\u0648 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0634\u0631\u0648\u0639. \u0644\u0627 \u062a\u0637\u0628\u0642 \u0639\u0627\u0645\u0644\u0627\u064b \u062a\u0639\u0633\u0641\u064a\u0627\u064b \u0648\u0627\u062d\u062f\u0627\u064b \u0639\u0644\u0649 \u0643\u0644 \u062d\u0645\u0648\u0644\u0629.<\/p>\n<p>\u0642\u0645 \u0628\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u0648\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0637\u0648\u0627\u0631\u0626 \u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644. \u0642\u062f \u064a\u0643\u0648\u0646 \u062d\u0645\u0644 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637 \u0645\u0639\u0637\u0644\u0627\u064b \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a \u0648\u0644\u0643\u0646\u0647 \u0645\u0647\u0645 \u0623\u062b\u0646\u0627\u0621 \u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a. \u0642\u062f \u0644\u0627 \u064a\u0639\u0645\u0644 \u062e\u0637\u0627\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u0645\u0639\u0627\u064b \u0623\u0628\u062f\u0627\u064b\u060c \u0628\u064a\u0646\u0645\u0627 \u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0648\u0627\u0644\u0625\u0636\u0627\u0621\u0629 \u0645\u0633\u062a\u0645\u0631\u062a\u064a\u0646.<\/p>\n\n<h2>\u0645\u062b\u0627\u0644 \u0639\u0644\u0649 \u062d\u0633\u0627\u0628 \u062d\u062c\u0645 \u0645\u062d\u0648\u0644 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0637\u0648\u0627\u0631<\/h2>\n<p>\u0636\u0639 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 180 \u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u0645\u0646 \u062d\u0645\u0644 \u0627\u0644\u0639\u0645\u0644 \u0627\u0644\u0645\u062a\u0646\u0648\u0639 \u0628\u0639\u0627\u0645\u0644 \u0642\u062f\u0631\u0629 0.85\u060c \u064840 \u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u0645\u0646 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0625\u0636\u0627\u0641\u064a \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0628\u0639\u0627\u0645\u0644 \u0642\u062f\u0631\u0629 0.9\u060c \u064850 \u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a-\u0623\u0645\u0628\u064a\u0631 \u0645\u062d\u062c\u0648\u0632\u0629 \u0644\u0644\u0646\u0645\u0648:<\/p>\n<ul>\n<li>\u0627\u0644\u0639\u0645\u0644\u064a\u0629: 180 \u00f7 0.85 = 211.8 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631<\/li>\n<li>\u0645\u0633\u0627\u0639\u062f: 40 \u00f7 0.9 = 44.4 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631<\/li>\n<li>\u0645\u062e\u0635\u0635 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644: 50 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631<\/li>\n<li>\u0627\u0644\u0645\u062c\u0645\u0648\u0639: 306.2 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631<\/li>\n<\/ul>\n<p>\u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0627\u0644\u062a\u0627\u0644\u064a 315 \u0623\u0648 400 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 \u0627\u0639\u062a\u0645\u0627\u062f\u0627\u064b \u0639\u0644\u0649 \u0627\u0644\u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0627\u0644\u0625\u0642\u0644\u064a\u0645\u064a\u0629\u060c \u0648\u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u062d\u064a\u0637\u0629\u060c \u0648\u062e\u062f\u0645\u0629 \u0627\u0644\u0628\u062f\u0621\u060c \u0648\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0647\u0646\u062f\u0633 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f\u060c \u0648\u0627\u0644\u0641\u0627\u0642\u062f\u060c \u0648\u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0641\u0639\u0644\u064a \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0625\u0636\u0627\u0641\u0629 \u0647\u0627\u0645\u0634 \u0643\u0628\u064a\u0631 \u062a\u0644\u0642\u0627\u0626\u064a\u0627\u064b.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/lbajiele.com\/wp-content\/uploads\/2026\/08\/transformer-capacity-selection.png\" alt=\"Several transformer capacities arranged beside industrial electrical loads\"\/><figcaption>\u062a\u063a\u0637\u064a \u0623\u0641\u0636\u0644 \u062a\u0635\u064a\u063a\u0629 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 (kVA) \u0642\u064a\u0627\u0633\u064a\u0629 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0645\u062a\u0646\u0648\u0639\u060c \u0648\u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0621\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a\u060c \u0648\u0627\u0644\u0646\u0645\u0648 \u0627\u0644\u0645\u062e\u0637\u0637 \u0644\u0647 \u062f\u0648\u0646 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0632\u0627\u0626\u062f \u0623\u0648 \u0627\u0644\u0645\u0646\u062e\u0641\u0636 \u0627\u0644\u0645\u0632\u0645\u0646.<\/figcaption><\/figure>\n\n<h2>\u062c\u062f\u0648\u0644 \u062a\u062d\u062c\u064a\u0645 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a: \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0643\u0627\u0645\u0644<\/h2>\n<table><thead><tr><th>\u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0637\u0648\u0631<\/th><th>\u062a\u064a\u0627\u0631 400 \u0641\u0648\u0644\u062a<\/th><th>\u062a\u064a\u0627\u0631 480 \u0641\u0648\u0644\u062a<\/th><th>\u062a\u064a\u0627\u0631 11 \u0643\u064a\u0644\u0648\u0648\u0644\u062a<\/th><\/tr><\/thead><tbody>\n<tr><td>100<\/td><td>144 \u0623<\/td><td>120 \u0623\u0645\u0628\u064a\u0631<\/td><td>5.25 \u0623\u0645\u0628\u064a\u0631<\/td><\/tr>\n<tr><td>250<\/td><td>\u0663\u0666\u0661 \u0623<\/td><td>301 \u0623<\/td><td>\u0661\u0663\u066b\u0661 \u0623<\/td><\/tr>\n<tr><td>500<\/td><td>\u0667\u0662\u0662 \u0623<\/td><td>\u0666\u0660\u0661 \u0623<\/td><td>\u0662\u0666.\u0662 \u0623<\/td><\/tr>\n<tr><td>1,000<\/td><td>1443 \u0623\u0645\u0628\u064a\u0631<\/td><td>1,203 \u0623\u0645\u0628\u064a\u0631<\/td><td>\u0665\u0662.\u0665 \u0623<\/td><\/tr>\n<tr><td>2,000<\/td><td>\u0662,\u0668\u0668\u0667 \u0623\u0645\u0628\u064a\u0631<\/td><td>\u0662,\u0664\u0660\u0666 \u0623<\/td><td>105 \u0623<\/td><\/tr>\n<\/tbody><\/table>\n<p>\u0647\u0630\u0647 \u0647\u064a \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0645\u062d\u0633\u0648\u0628\u0629. \u0648\u0647\u064a \u0644\u064a\u0633\u062a \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u0644\u0644\u0645\u0648\u0627\u0633\u0645 (\u0627\u0644\u0642\u0648\u0627\u0637\u0639) \u0623\u0648 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u0644\u0627 \u062a\u062a\u0636\u0645\u0646 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0643\u0648\u062f \u0623\u0648 \u062e\u0641\u0636 \u0627\u0644\u062a\u0635\u0646\u064a\u0641.<\/p>\n\n<h2>\u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0648\u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f<\/h2>\n<p>\u0642\u062f \u064a\u0633\u062d\u0628 \u0627\u0644\u0645\u062d\u0631\u0643 \u0639\u062f\u0629 \u0623\u0636\u0639\u0627\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0623\u062b\u0646\u0627\u0621 \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644. \u064a\u062c\u0628 \u0623\u0646 \u064a\u062d\u0627\u0641\u0638 \u0627\u0644\u0645\u062d\u0648\u0644 \u0639\u0644\u0649 \u062c\u0647\u062f \u0627\u0644\u0623\u0637\u0631\u0627\u0641 \u0636\u0645\u0646 \u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u0645\u0642\u0628\u0648\u0644\u0629 \u0628\u064a\u0646\u0645\u0627 \u062a\u0638\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0623\u062e\u0631\u0649 \u0645\u0633\u062a\u0642\u0631\u0629. \u062a\u062d\u0642\u0642 \u0645\u0646 \u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u0648\u062a\u064a\u0627\u0631 \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0648\u0642\u062a \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0648\u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u0645\u0645\u0627\u0646\u0639\u0629 \u0627\u0644\u0645\u0635\u062f\u0631. \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0628\u062f\u0626\u0627\u062a \u0627\u0644\u0646\u0627\u0639\u0645\u0629 \u0623\u0648 \u0645\u062d\u062c\u0644\u0627\u062a \u0627\u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u062a\u0642\u0644\u064a\u0644 \u062a\u064a\u0627\u0631 \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0644\u0643\u0646\u0647\u0627 \u0642\u062f \u062a\u062a\u0633\u0628\u0628 \u0641\u064a \u0638\u0647\u0648\u0631 \u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a.<\/p>\n\n<h2>\u0623\u062d\u0645\u0627\u0644 \u062a\u0648\u0627\u0641\u0642\u064a\u0629<\/h2>\n<p>\u0645\u062d\u0631\u0643\u0627\u062a \u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0629\u060c \u0648\u0623\u062c\u0647\u0632\u0629 \u0639\u062f\u0645 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639 (UPS)\u060c \u0648\u0627\u0644\u0645\u0642\u0648\u0645\u0627\u062a\u060c \u0648\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0625\u0636\u0627\u0621\u0629 (LED) \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u062a\u0633\u062d\u0628 \u062a\u064a\u0627\u0631\u0627\u062a \u063a\u064a\u0631 \u062c\u064a\u0628\u064a\u0629. \u062a\u0624\u062f\u064a \u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u0641\u0642\u062f \u0641\u064a \u0627\u0644\u0645\u0644\u0641\u0627\u062a \u0648\u0627\u0644\u0641\u0642\u062f \u0627\u0644\u0634\u0627\u0631\u062f \u0648\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062d\u0645\u0644 \u0627\u0644\u0645\u0648\u0635\u0644 \u0627\u0644\u0645\u062d\u0627\u064a\u062f \u0628\u0623\u062d\u0645\u0627\u0644 \u062b\u0642\u064a\u0644\u0629. \u0627\u0633\u062a\u062e\u062f\u0645 \u062f\u0631\u0627\u0633\u0629 \u062a\u0648\u0627\u0641\u0642\u064a\u0629 \u0623\u0648 \u0637\u064a\u0641 \u0623\u062d\u0645\u0627\u0644 \u0644\u062a\u062d\u062f\u064a\u062f \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0642\u062f\u0631\u0629 (\u0627\u0644\u062a\u062e\u0641\u064a\u0636)\u060c \u0623\u0648 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0630\u0648 \u0645\u0639\u0627\u0645\u0644 K\u060c \u0623\u0648 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0633\u062a\u0627\u062a\u064a\u0643\u064a\u0629\u060c \u0623\u0648 \u0623\u064a \u062a\u0635\u0645\u064a\u0645 \u0622\u062e\u0631 \u0645\u0637\u0644\u0648\u0628\u0627\u064b.<\/p>\n\n<h2>\u0627\u0644\u0628\u064a\u0626\u0629\u060c \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639\u060c \u0648\u0627\u0644\u062a\u0628\u0631\u064a\u062f<\/h2>\n<p>\u064a\u0641\u062a\u0631\u0636 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u062d\u0648\u0644 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0645\u062d\u062f\u062f\u064a\u0646. \u062a\u0624\u062f\u064a \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u062a\u0641\u0639\u0629 \u0648\u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0631\u0642\u064a\u0642 \u0625\u0644\u0649 \u062a\u0642\u0644\u064a\u0644 \u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0648\u0627\u0644\u0639\u0632\u0644. \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u062c\u0627\u0641\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u063a\u0631\u0641\u0629\u061b \u0628\u064a\u0646\u0645\u0627 \u062a\u062d\u062a\u0627\u062c \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0628\u0623\u0629 \u0628\u0627\u0644\u0633\u0648\u0627\u0626\u0644 \u0625\u0644\u0649 \u062a\u062f\u0641\u0642 \u0627\u0644\u0647\u0648\u0627\u0621 \u0644\u0644\u0645\u0628\u0631\u0651\u062f\u060c \u0648\u0627\u062d\u062a\u0648\u0627\u0621 \u0627\u0644\u0632\u064a\u062a\u060c \u0648\u062a\u062f\u0627\u0628\u064a\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u064a\u0642. \u064a\u0645\u0643\u0646 \u0644\u0644\u0639\u0628\u0648\u0627\u062a \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u062a\u0642\u064a\u064a\u062f \u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0648\u064a\u062c\u0628 \u062a\u0636\u0645\u064a\u0646\u0647\u0627 \u0641\u064a \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062d\u0631\u0627\u0631\u064a.<\/p>\n\n<h2>\u062d\u062c\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u0645\u062d\u0648\u0644<\/h2>\n<p>\u0627\u062d\u0633\u0628 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0627\u0628\u062a\u062f\u0627\u0626\u064a \u0648\u0627\u0644\u062b\u0627\u0646\u0648\u064a\u060c \u062b\u0645 \u0637\u0628\u0642 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0627\u0644\u062d\u0627\u0643\u0645 \u0648\u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639. \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u062d\u0645\u0644 \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u060c \u0648\u064a\u062a\u062d\u0645\u0644 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u060c \u0648\u064a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u062d\u062f\u0648\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0639\u0627\u0628\u0631\u0629 \u0644\u0644\u0645\u062d\u0648\u0644. \u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u062c\u0627\u0648\u0632 \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639 \u0644\u062f\u064a\u0647 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0648\u0642\u0639.<\/p>\n<p>\u062a\u0639\u0645\u0644 \u0639\u0645\u0644\u064a\u0629 \u062a\u062d\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062b\u0627\u0646\u0648\u064a \u0623\u064a\u0636\u0627\u064b \u0639\u0644\u0649 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0635\u0627\u062f\u0631\u0629 \u0648\u0627\u0644\u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u0639\u0645\u0648\u0645\u064a\u0629. \u062a\u064f\u0642\u0644\u0644 \u0645\u0645\u0627\u0646\u0639\u0629 \u0627\u0644\u0645\u062d\u0648\u0644 \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0645\u0646 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u062b\u0627\u0646\u0648\u064a\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u0624\u062f\u064a \u0627\u0644\u0645\u0645\u0627\u0646\u0639\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0630\u0644\u0643. \u062a\u064f\u0639\u062f \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0642\u0635\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0636\u0631\u0648\u0631\u064a\u0629 \u0642\u0628\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/lbajiele.com\/wp-content\/uploads\/2026\/08\/transformer-breaker-fuse-sizing.png\" alt=\"Primary and secondary circuit breakers and fuses inside coordinated switchgear\"\/><figcaption>\u064a\u062c\u0628 \u0623\u0646 \u062a\u062a\u062d\u0645\u0644 \u0627\u0644\u0648\u0642\u0627\u064a\u0629 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0628\u062f\u0621 \u0627\u0644\u0645\u0641\u0627\u062c\u0626\u0629 \u0644\u0644\u0645\u062d\u0648\u0644 \u0645\u0639 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u0629 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0641\u064a \u062d\u062f\u0648\u062f \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0627\u062a.<\/figcaption><\/figure>\n\n<h2>\u062d\u062c\u0645 \u0645\u0646\u0635\u0647\u0631 \u0627\u0644\u0645\u062d\u0648\u0644<\/h2>\n<p>Primary fuses can provide economical short-circuit protection, but fuse type and rating must tolerate energization inrush and coordinate with secondary protection. Verify voltage, continuous current, minimum and maximum clearing curves, interrupting rating and transformer damage curve. Do not use a generic fuse-size chart without the applicable code and actual fuse characteristic. Compare device families and project RFQ checks in our <a href=\"https:\/\/lbajiele.com\/ar\/blog\/%d8%af%d9%84%d9%8a%d9%84-%d8%b5%d9%87%d8%b1%d8%a7%d8%aa-%d8%a7%d9%84%d9%85%d8%ad%d9%88%d9%84%d8%a7%d8%aa\/\">\u062f\u0644\u064a\u0644 \u0635\u0647\u0631\u0627\u062a \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a<\/a>.<\/p>\n\n<h2>\u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062d\u062c\u0645 \u0648\u0627\u0644\u0646\u0642\u0635\u0627\u0646 \u0641\u064a \u0627\u0644\u062d\u062c\u0645<\/h2>\n<p>\u0645\u062d\u0648\u0644 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0635\u063a\u064a\u0631 \u064a\u0633\u062e\u0646 \u0628\u0634\u0631\u064a\u0637\u0629 \u0645\u0641\u0631\u0637\u0629\u060c \u0648\u064a\u0639\u0627\u0646\u064a \u0645\u0646 \u0647\u0628\u0648\u0637 \u0645\u0641\u0631\u0637 \u0641\u064a \u0627\u0644\u062c\u0647\u062f \u0648\u064a\u062a\u0642\u062f\u0645 \u0641\u064a \u0627\u0644\u0639\u0645\u0631 \u0628\u0633\u0631\u0639\u0629. \u0645\u062d\u0648\u0644 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0643\u0628\u064a\u0631 \u064a\u0643\u0644\u0641 \u0623\u0643\u062b\u0631\u060c \u0648\u0642\u062f \u064a\u0639\u0645\u0644 \u0628\u0643\u0641\u0627\u0621\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0641\u064a \u0638\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062e\u0641\u064a\u0641\u0629 \u0627\u0644\u0645\u0632\u0645\u0646\u0629\u060c \u0648\u064a\u0632\u064a\u062f \u0645\u0646 \u0627\u0646\u062f\u0641\u0627\u0639 \u062a\u0646\u0634\u064a\u0637 \u0627\u0644\u0637\u0627\u0642\u0629\u060c \u0648\u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0631\u0641\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d. \u0627\u0644\u0647\u062f\u0641 \u0647\u0648 \u062a\u062d\u0642\u064a\u0642 \u0633\u0639\u0629 \u0643\u0627\u0641\u064a\u0629 \u0639\u0628\u0631 \u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0648\u0627\u0642\u0639\u064a\u0629 \u0645\u0639 \u0627\u0644\u0633\u0645\u0627\u062d \u0628\u0646\u0645\u0648 \u0645\u0628\u0631\u0631.<\/p>\n\n<h2>\u0627\u062e\u062a\u0631 \u0627\u0644\u0628\u0646\u0627\u0621 \u0648\u0627\u0644\u062a\u063a\u0644\u064a\u0641<\/h2>\n<p>\u0628\u0639\u062f \u062a\u062d\u062f\u064a\u062f \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 (kVA)\u060c \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062c\u0647\u062f\u060c \u0648\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0645\u062a\u062c\u0647\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u0648\u0642\u0629\u060c \u0648\u0627\u0644\u0645\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u062d\u0646\u0641\u064a\u0629 (\u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062d\u0646\u0641\u064a\u0629)\u060c \u0648\u0627\u0644\u062a\u0628\u0631\u064a\u062f\u060c \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u0643\u0641\u0627\u0621\u0629\u060c \u0648\u0627\u0644\u0635\u0648\u062a\u060c \u0648\u0627\u0644\u063a\u0644\u0627\u0641\u060c \u0648\u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a. \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0634\u0631\u0643\u0629 \u0644\u0628\u0627\u062c\u064a (LBAJI's) <a href=\"https:\/\/lbajiele.com\/ar\/product\/s-m-35kv-oil-immersed-power-transformer\/\">\u0645\u062d\u0648\u0644 \u0645\u063a\u0645\u0648\u0631 \u0628\u0627\u0644\u0632\u064a\u062a \u0628\u062c\u0647\u062f 35 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a<\/a> \u062a\u062f\u0639\u0645 \u0627\u0644\u062a\u0642\u064a\u064a\u0645\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639. \u064a\u0645\u0643\u0646 \u0644\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u0639\u0628\u0623\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 <a href=\"https:\/\/lbajiele.com\/ar\/product\/ybm-12-high-and-low-voltage-preinstalled-substation\/\">\u0645\u062d\u0637\u0629 \u0641\u0631\u0639\u064a\u0629 \u062c\u0627\u0647\u0632\u0629 \u0627\u0644\u0635\u0646\u0639 YBM-12<\/a> \u0623\u0648 <a href=\"https:\/\/lbajiele.com\/ar\/product\/35kv-new-energy-box-type-chinese-type-substation\/\">\u0645\u062d\u0637\u0629 \u0645\u062d\u0648\u0644\u0627\u062a \u0635\u0646\u062f\u0648\u0642\u064a\u0629 \u0644\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062c\u062f\u064a\u062f\u0629 \u062c\u0647\u062f 35 \u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a<\/a>. For single-phase winding-current estimates and connection terminology, see the <a href=\"https:\/\/lbajiele.com\/ar\/blog\/single-phase-transformer-guide\/\">single-phase transformer guide<\/a>.<\/p><p>If the design instead needs a modest supply-voltage correction, compare the special <a href=\"https:\/\/lbajiele.com\/ar\/blog\/buck-boost-transformer-guide\/\">buck-boost transformer calculation<\/a> with the full transformer load study.<\/p>\n\n<h2>\u0627\u0644\u062a\u062d\u0642\u0642 \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/h2>\n<p>\u0631\u0627\u062c\u0639 \u0627\u0644\u062e\u0633\u0627\u0626\u0631 \u0627\u0644\u0645\u0636\u0645\u0648\u0646\u0629\u060c \u0648\u0627\u0644\u0645\u0645\u0627\u0646\u0639\u0629\u060c \u0648\u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0627\u0644\u0635\u0648\u062a \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u062a\u0635\u0645\u064a\u0645. \u0639\u0627\u062f\u0629 \u0645\u0627 \u062a\u0634\u0645\u0644 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0635\u0646\u0639 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u0644\u0641\u0627\u062a\u060c \u0648\u0646\u0633\u0628\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644\/\u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0645\u062a\u062c\u0647\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0645\u0627\u0646\u0639\u0629 \u0648\u062e\u0633\u0627\u0626\u0631 \u0627\u0644\u0623\u062d\u0645\u0627\u0644\u060c \u0648\u062e\u0633\u0627\u0626\u0631\/\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062e\u0627\u0644\u064a\u060c \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u0627\u0644\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0648\u0638\u064a\u0641\u064a\u0629 \u0644\u0644\u0645\u0644\u062d\u0642\u0627\u062a. \u064a\u062c\u0628 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0642\u0628\u0644 \u0627\u0644\u0637\u0644\u0628.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/lbajiele.com\/wp-content\/uploads\/2026\/08\/transformer-load-testing.png\" alt=\"Power transformer connected to factory electrical test instruments\"\/><figcaption>\u064a\u062a\u062d\u0642\u0642 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0635\u0646\u0639 \u0645\u0646 \u0646\u0633\u0628\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644\u060c \u0648\u0627\u0644\u0641\u0642\u062f\u060c \u0648\u0627\u0644\u0645\u0645\u0627\u0646\u0639\u0629\u060c \u0648\u0627\u0644\u0639\u0632\u0644\u060c \u0648\u063a\u064a\u0631\u0647\u0627 \u0645\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u062d\u062f\u062f \u0642\u0628\u0644 \u0627\u0644\u0634\u062d\u0646.<\/figcaption><\/figure>\n\n<h2>\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629<\/h2>\n<ol><li>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062c\u062f\u0648\u0644 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0648\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/li><li>\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0643\u064a\u0644\u0648\u0648\u0627\u0637 (kW) \u0625\u0644\u0649 \u0643\u064a\u0644\u0648\u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631 (kVA) \u0645\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0642\u062f\u0631\u062a \u0648\u0627\u0642\u0639\u064a\u0629.<\/li><li>\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u0645\u0648\u062b\u0642 \u0648\u0627\u0644\u062a\u0646\u0648\u0639.<\/li><li>\u0627\u0641\u062d\u0635 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062f\u0648\u0631\u064a\u0629\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a.<\/li><li>\u062a\u0637\u0628\u064a\u0642 \u062a\u0635\u062d\u064a\u062d\u0627\u062a \u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u063a\u0637\u0627\u0621.<\/li><li>\u0627\u062e\u062a\u0631 \u062a\u0642\u064a\u064a\u0645\u0627\u064b \u0642\u064a\u0627\u0633\u064a\u0627\u064b \u0645\u0639 \u0646\u0645\u0648 \u0645\u0628\u0631\u0631.<\/li><li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0647\u0628\u0648\u0637 \u0627\u0644\u062c\u0647\u062f\u060c \u0648\u0627\u0644\u0641\u0627\u0642\u062f\u060c \u0648\u062a\u064a\u0627\u0631 \u0627\u0644\u0642\u0635\u0631.<\/li><li>\u0646\u0633\u0642 \u0627\u0644\u0642\u0648\u0627\u0637\u0639 \u0623\u0648 \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0645\u0639 \u062d\u062f\u0648\u062f \u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f \u0648\u0627\u0644\u062a\u0644\u0641.<\/li><\/ol>\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<\/div>\n<\/div>\n\n\n<!-- lbaji-dataforseo-gaps:start -->\n<section class=\"lbaji-serp-gap\"><h2>\u062a\u0633\u0644\u0633\u0644 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0648\u0644 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629<\/h2><p>\u0627\u062d\u0633\u0628 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0645\u062a\u0635\u0644\u060c \u0648\u0637\u0628\u0642 \u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0637\u0644\u0628 \u0648\u0627\u0644\u062a\u0646\u0648\u0639 \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629\u060c \u0648\u062d\u0648\u0644 \u0643\u064a\u0644\u0648\u0648\u0627\u0637 \u0625\u0644\u0649 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631\u060c \u0648\u0623\u0636\u0641 \u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a\u0629\u060c \u0648\u0642\u064a\u0645 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a \u0648\u0627\u0644\u0637\u0648\u0627\u0631\u0626\u060c \u062b\u0645 \u0627\u062e\u062a\u0631 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0627\u0644\u062a\u0627\u0644\u064a. \u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0646\u0638\u064a\u0645 \u0627\u0644\u062c\u0647\u062f \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0628\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0643\u064a\u0644\u0648 \u0641\u0648\u0644\u062a \u0623\u0645\u0628\u064a\u0631\u061b \u0648\u0644\u0627 \u062a\u0641\u062a\u0631\u0636 \u0623\u0646 \u0646\u0633\u0628\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u062a\u062d\u0644 \u0643\u0644 \u0648\u0627\u062c\u0628 \u062a\u0634\u063a\u064a\u0644\u064a.<\/p><\/section>\n<section class=\"lbaji-serp-gap\"><h2>\u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0633\u0648\u0628 \u0647\u0648 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0646\u0647\u0627\u0626\u064a<\/h2><p>\u0642\u062f \u064a\u0644\u0632\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u062d\u0648\u0644 \u0623\u0643\u0628\u0631 \u062d\u062c\u0645\u064b\u0627 \u0628\u0633\u0628\u0628 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u062c\u0647\u062f \u0639\u0646\u062f \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u060c \u0623\u0648 \u0627\u0644\u062a\u0648\u0627\u0641\u0642\u064a\u0627\u062a\u060c \u0623\u0648 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062f\u0648\u0631\u064a\u0629\u060c \u0623\u0648 \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629\u060c \u0623\u0648 \u0627\u0644\u062a\u0648\u0633\u0639 \u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644\u064a. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0642\u062f \u064a\u0638\u0644 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0627\u0644\u0623\u0635\u063a\u0631 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0625\u0630\u0627 \u062b\u0628\u062a \u0642\u0637\u0639\u0627\u064b \u0623\u0646 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629. \u0642\u0645 \u0628\u062a\u0633\u062c\u064a\u0644 \u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0648\u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0644M\u0645\u0643\u0646 \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0642\u0631\u0627\u0631 \u0644\u0627\u062d\u0642\u0627\u064b.<\/p><\/section>\n<!-- lbaji-dataforseo-gaps:end -->\n<!-- lbaji-references:start -->\n<section class=\"lbaji-technical-references\" aria-labelledby=\"technical-references-heading\">\n<h2 id=\"technical-references-heading\">\u0627\u0644\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0625\u0636\u0627\u0641\u064a\u0629<\/h2>\n<p>\u062a\u062f\u0639\u0645 \u0627\u0644\u0645\u0635\u0627\u062f\u0631 \u0627\u0644\u0645\u0633\u062a\u0642\u0644\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0648\u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0648\u0633\u064a\u0627\u0642 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u062a\u064a \u062a\u0645\u062a \u0645\u0646\u0627\u0642\u0634\u062a\u0647\u0627 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644:<\/p>\n<ul><li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/588\" target=\"_blank\" rel=\"noopener nofollow\">\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 IEC 60076-1<\/a> \u2014 \u0627\u0644\u0646\u0637\u0627\u0642\u060c \u0627\u0644\u0645\u0635\u0637\u0644\u062d\u0627\u062a\u060c \u0627\u0644\u062a\u0642\u064a\u064a\u0645\u0627\u062a\u060c \u0631\u0645\u0648\u0632 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u060c \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0627\u0644\u0633\u0644\u0627\u0645\u0629\u060c \u0648\u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u0637\u0627\u0642\u0629.<\/li>\n<li><a href=\"https:\/\/www.energy.gov\/cmei\/buildings\/distribution-transformers\" target=\"_blank\" rel=\"noopener nofollow\">\u0648\u0632\u0627\u0631\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629: \u0645\u062d\u0648\u0644\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639<\/a> \u2014 \u0627\u0644\u062a\u0639\u0631\u064a\u0641\u0627\u062a \u0627\u0644\u0631\u0633\u0645\u064a\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0643\u0641\u0627\u0621\u0629\u060c \u0648\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0648\u0627\u0644\u0645\u0648\u0627\u0631\u062f \u0627\u0644\u062a\u0646\u0638\u064a\u0645\u064a\u0629 \u0644\u0645\u0648\u0644\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639.<\/li>\n<li><a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1926\/1926SubpartV\" target=\"_blank\" rel=\"noopener nofollow\">\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0648\u0627\u0644\u0635\u062d\u0629 \u0627\u0644\u0645\u0647\u0646\u064a\u0629 (\u0623\u0648\u0634\u0627) \u0644\u0646\u0642\u0644 \u0648\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/a> \u2014 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629 \u0628\u0627\u0644\u0625\u0646\u0634\u0627\u0621\u0627\u062a \u0648\u0627\u0644\u0639\u0645\u0644 \u062d\u0648\u0644 \u0645\u0639\u062f\u0627\u062a \u0646\u0642\u0644 \u0648\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/li><\/ul>\n<\/section>\n<!-- lbaji-references:end -->","protected":false},"excerpt":{"rendered":"<p>\u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0645\u062d\u0648\u0644 \u0644\u064a\u0633 \u0645\u062c\u0631\u062f \u0642\u0633\u0645\u0629 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\u0648\u0627\u0644\u0645\u0633\u062a\u0642\u0628\u0644...<\/p>","protected":false},"author":6,"featured_media":2451,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[52],"tags":[78,64,66,69,65],"class_list":["post-2454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-transformers","tag-circuit-breakers","tag-three-phase-transformer","tag-transformer-capacity","tag-transformer-protection","tag-transformer-sizing"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/posts\/2454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/comments?post=2454"}],"version-history":[{"count":9,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/posts\/2454\/revisions"}],"predecessor-version":[{"id":3708,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/posts\/2454\/revisions\/3708"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/media\/2451"}],"wp:attachment":[{"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/media?parent=2454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/categories?post=2454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lbajiele.com\/ar\/wp-json\/wp\/v2\/tags?post=2454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}