{"id":1803,"date":"2026-09-27T06:41:13","date_gmt":"2026-09-27T06:41:13","guid":{"rendered":"https:\/\/ritoks.com\/?p=1803"},"modified":"2026-10-05T15:32:39","modified_gmt":"2026-10-05T15:32:39","slug":"dc-mccb-pole-connection-voltage-verification","status":"publish","type":"post","link":"https:\/\/ritoks.com\/hi\/dc-mccb-pole-connection-voltage-verification\/","title":{"rendered":"\u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0914\u0930 \u0938\u093f\u0938\u094d\u091f\u092e \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0938\u0924\u094d\u092f\u093e\u092a\u0928"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u090f\u0915 \u0921\u0940\u0938\u0940 \u092e\u094b\u0932\u094d\u0921\u0947\u0921-\u0915\u0947\u0938 \u0938\u0930\u094d\u0915\u093f\u091f \u092c\u094d\u0930\u0947\u0915\u0930 \u0905\u092a\u0928\u0940 \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0915\u0908 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0930\u0947\u091f\u093f\u0902\u0917 \u0926\u093f\u0916\u093e \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u0916\u0930\u0940\u0926\u093e\u0930 \u0909\u091a\u094d\u091a\u0924\u092e \u0915\u0948\u091f\u0932\u0949\u0917 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0932\u0947\u0915\u0930 \u092f\u0939 \u092e\u093e\u0928 \u0928\u0939\u0940\u0902 \u0938\u0915\u0924\u093e \u0915\u093f \u0935\u0939 \u0915\u093f\u0938\u0940 \u0905\u0928\u094d\u092f \u091f\u0930\u094d\u092e\u093f\u0928\u0932 \u092e\u093e\u0930\u094d\u0917 \u092a\u0930 \u0932\u093e\u0917\u0942 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u0938\u091f\u0940\u0915 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0921\u093e\u092f\u0917\u094d\u0930\u093e\u092e, \u0938\u093f\u0938\u094d\u091f\u092e \u0917\u094d\u0930\u093e\u0909\u0902\u0921\u093f\u0902\u0917 \u0914\u0930 \u0926\u094b\u0937-\u0927\u093e\u0930\u093e \u092a\u0925 \u0915\u094b \u090f\u0915 \u0938\u093e\u0925 \u091c\u093e\u0901\u091a\u0928\u093e \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0964.<\/p>\n<p class=\"wp-block-paragraph\">\u092f\u0939 \u092e\u093e\u0930\u094d\u0917\u0926\u0930\u094d\u0936\u093f\u0915\u093e \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u0915\u0947 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0926\u094d\u0935\u093e\u0930\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u093f\u090f \u0917\u090f \u092a\u094b\u0932-\u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0938\u093e\u0915\u094d\u0937\u094d\u092f \u0915\u094b \u092a\u0922\u093c\u0928\u0947 \u092a\u0930 \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0939\u0948\u0964 \u092f\u0939 \u0915\u093f\u0938\u0940 \u092d\u0940 \u0905\u092a\u094d\u0930\u092e\u093e\u0923\u093f\u0924 \u092e\u0949\u0921\u0932 \u0915\u0947 \u0932\u093f\u090f \u0935\u093e\u092f\u0930\u093f\u0902\u0917 \u0928\u093f\u0930\u094d\u0926\u0947\u0936 \u0928\u0939\u0940\u0902 \u0939\u0948\u0964 \u0905\u0902\u0924\u093f\u092e \u0905\u0928\u0941\u092e\u094b\u0926\u0928 \u0915\u0947 \u0932\u093f\u090f \u0938\u091f\u0940\u0915 \u0911\u0930\u094d\u0921\u0930 \u0915\u094b\u0921 \u0939\u0947\u0924\u0941 \u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928, \u0938\u0902\u092d\u093e\u0935\u093f\u0924 \u0926\u094b\u0937 \u0905\u0927\u094d\u092f\u092f\u0928 \u0914\u0930 \u0935\u0930\u094d\u0924\u092e\u093e\u0928 \u0938\u094d\u0925\u093e\u092a\u0928\u093e \u092e\u0948\u0928\u0941\u0905\u0932 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0921\u0940\u0938\u0940 \u0930\u0947\u091f\u093f\u0902\u0917 \u0915\u094b \u0915\u094d\u092f\u094b\u0902 \u092c\u0926\u0932 \u0938\u0915\u0924\u093e \u0939\u0948<\/h2>\n<p class=\"wp-block-paragraph\">Interrupting direct current is different from interrupting AC because the current does not naturally cross zero every cycle. Some MCCB designs use more than one pole in series along a current path to achieve a documented voltage capability. Schneider Electric&#8217;s DC MCCB documentation shows examples of series and parallel pole connections; those are product-specific schemes, not general permission to rewire another breaker.<\/p>\n<p class=\"wp-block-paragraph\">\u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0935\u0938\u094d\u0924\u0941 \u0909\u092a\u0915\u0930\u0923 \u0915\u0947 \u092e\u093e\u0927\u094d\u092f\u092e \u0938\u0947 \u0917\u0941\u091c\u0930\u0928\u0947 \u0935\u093e\u0932\u093e \u0938\u0902\u092a\u0942\u0930\u094d\u0923 \u0935\u093f\u0926\u094d\u092f\u0941\u0924 \u092e\u093e\u0930\u094d\u0917 \u0939\u0948\u0964 \u0926\u094b, \u0924\u0940\u0928 \u092f\u093e \u091a\u093e\u0930 \u092a\u094b\u0932 \u0935\u093e\u0932\u093e \u092c\u094d\u0930\u0947\u0915\u0930 \u092c\u0949\u0921\u0940 \u0905\u092a\u0928\u0947 \u092a\u094b\u0932\u094b\u0902 \u0915\u094b \u091a\u093e\u0932\u0915\u094b\u0902 \u092e\u0947\u0902 \u0935\u093f\u0924\u0930\u093f\u0924 \u0915\u0930 \u0938\u0915\u0924\u093e \u0939\u0948 \u092f\u093e \u0909\u0928\u094d\u0939\u0947\u0902 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u092e\u0947\u0902 \u091c\u094b\u0921\u093c \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u0907\u0938\u0932\u093f\u090f \u0938\u093e\u092e\u0928\u0947 \u0915\u0947 \u0932\u0947\u092c\u0932 \u092a\u0930 \u0926\u093f\u090f \u0917\u090f \u092a\u094b\u0932\u094b\u0902 \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e \u0906\u092a\u0915\u094b \u092a\u0942\u0930\u0940 \u0938\u093f\u0938\u094d\u091f\u092e-\u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0915\u094d\u0937\u092e\u0924\u093e \u092f\u093e \u092a\u0943\u0925\u0915\u094d\u0915\u0930\u0923 \u0935\u094d\u092f\u0935\u0939\u093e\u0930 \u0928\u0939\u0940\u0902 \u092c\u0924\u093e\u0924\u0940\u0964.<\/p>\n<p class=\"wp-block-paragraph\">Ask which rating table applies to the proposed wiring, including rated operational voltage, breaking capacity and continuous current. A \u201cper pole\u201d voltage description may help explain the design but should not be multiplied by the buyer to invent a new device rating. Use only the manufacturer&#8217;s stated complete-device rating for the exact configuration.<\/p>\n<h2 class=\"wp-block-heading\">\u0938\u093f\u0938\u094d\u091f\u092e \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928 \u0938\u0947 \u0936\u0941\u0930\u0942 \u0915\u0930\u0947\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">\u0921\u0940\u0938\u0940 \u0938\u094d\u0930\u094b\u0924, \u0932\u094b\u0921, \u0938\u0915\u093e\u0930\u093e\u0924\u094d\u092e\u0915 \u0914\u0930 \u0928\u0915\u093e\u0930\u093e\u0924\u094d\u092e\u0915 \u091a\u093e\u0932\u0915, \u0917\u094d\u0930\u093e\u0909\u0902\u0921\u093f\u0902\u0917 \u092c\u093f\u0902\u0926\u0941 \u0914\u0930 \u0926\u094b\u0937 \u0915\u094b \u0916\u093f\u0932\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u0938\u092d\u0940 \u0938\u0902\u092d\u093e\u0935\u093f\u0924 \u092e\u093e\u0930\u094d\u0917\u094b\u0902 \u0915\u094b \u091a\u093f\u0939\u094d\u0928\u093f\u0924 \u0915\u0930\u0947\u0902\u0964 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0914\u0930 \u0930\u0916\u0930\u0916\u093e\u0935 \u0938\u094d\u0935\u093f\u091a\u093f\u0902\u0917 \u0905\u0935\u0938\u094d\u0925\u093e\u0913\u0902 \u0915\u094b \u0936\u093e\u092e\u093f\u0932 \u0915\u0930\u0947\u0902\u0964 \u0935\u093f\u092a\u0930\u0940\u0924 \u0913\u0930 \u091c\u0941\u0921\u093c\u0947 \u092c\u0948\u091f\u0930\u0940 \u0914\u0930 \u0915\u0928\u0935\u0930\u094d\u091f\u0930 \u091a\u093e\u0930\u094d\u091c\u093f\u0902\u0917, \u0921\u093f\u0938\u094d\u091a\u093e\u0930\u094d\u091c\u093f\u0902\u0917 \u0914\u0930 \u0926\u094b\u0937 \u0915\u0940 \u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0927\u093e\u0930\u093e \u0926\u093f\u0936\u093e\u090f\u0901 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n<p class=\"wp-block-paragraph\">MCCB \u0938\u094d\u0925\u093e\u0928 \u092a\u0930 \u091a\u093e\u0930\u094d\u091c\u093f\u0902\u0917 \u092f\u093e \u0938\u0902\u091a\u093e\u0932\u0928 \u0915\u0947 \u091a\u0930\u092e \u092a\u0930\u093f\u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 \u0938\u0939\u093f\u0924 \u0905\u0927\u093f\u0915\u0924\u092e \u092a\u094d\u0930\u093e\u0938\u0902\u0917\u093f\u0915 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0947\u0902\u0964 \u092f\u0926\u093f \u0915\u094b\u0908 \u0905\u0928\u094d\u092f \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f \u092e\u093e\u0928 \u0905\u0927\u093f\u0915 \u0939\u094b \u0924\u094b \u0915\u0947\u0935\u0932 \u0928\u093e\u092e\u092e\u093e\u0924\u094d\u0930 \u092c\u0938 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0928 \u0915\u0930\u0947\u0902\u0964 \u0909\u0938 \u0938\u094d\u0925\u093e\u0928 \u092a\u0930 \u0938\u0902\u092d\u093e\u0935\u093f\u0924 \u0936\u0949\u0930\u094d\u091f-\u0938\u0930\u094d\u0915\u093f\u091f \u0927\u093e\u0930\u093e \u0914\u0930 \u0907\u0938\u0915\u0947 \u092a\u0940\u091b\u0947 \u0915\u0940 \u092e\u093e\u0928\u094d\u092f\u0924\u093e\u0913\u0902 \u0915\u094b \u0926\u0930\u094d\u091c \u0915\u0930\u0947\u0902\u0964 \u091a\u092f\u0928\u093f\u0924 \u092c\u094d\u0930\u0947\u0915\u0930 \u0915\u0947 \u092a\u093e\u0938 \u0909\u0938\u0940 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0914\u0930 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u0940\u0915\u0943\u0924 \u0935\u093f\u0918\u091f\u0928 \u0915\u094d\u0937\u092e\u0924\u093e \u0939\u094b\u0928\u0940 \u091a\u093e\u0939\u093f\u090f\u0964.<\/p>\n<p class=\"wp-block-paragraph\">\u0938\u094d\u092a\u0937\u094d\u091f \u0915\u0930\u0947\u0902 \u0915\u093f \u0938\u0941\u0930\u0915\u094d\u0937\u093e \u0914\u0930 \u092a\u0943\u0925\u0915\u094d\u0915\u0930\u0923 \u0915\u0947 \u0932\u093f\u090f \u0915\u093f\u0928 \u091a\u093e\u0932\u0915\u094b\u0902 \u0915\u094b \u0916\u094b\u0932\u0928\u093e \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0964 \u0917\u094d\u0930\u093e\u0909\u0902\u0921\u0947\u0921 \u0938\u093f\u0938\u094d\u091f\u092e \u092e\u0947\u0902, \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u092a\u094b\u0932 \u092e\u093e\u0930\u094d\u0917 \u0926\u094d\u0935\u093e\u0930\u093e \u0926\u0947\u0916\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u0926\u094b\u0937 \u092a\u094d\u0930\u0915\u093e\u0930 \u0914\u0930 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u090f\u0915 \u092a\u0943\u0925\u0915 \u0938\u093f\u0938\u094d\u091f\u092e \u092e\u0947\u0902 \u0926\u0947\u0916\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u0926\u094b\u0937 \u092a\u094d\u0930\u0915\u093e\u0930\u094b\u0902 \u0914\u0930 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0938\u0947 \u092d\u093f\u0928\u094d\u0928 \u0939\u094b \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0915\u093e \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0906\u0930\u0947\u0916 \u0915\u0947\u0935\u0932 \u0938\u092e\u093e\u0928 \u0926\u093f\u0916\u0928\u0947 \u0915\u0947 \u092c\u091c\u093e\u092f \u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0915\u0940 \u091f\u094b\u092a\u094b\u0932\u0949\u091c\u0940 \u0938\u0947 \u092e\u0947\u0932 \u0916\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964.<\/p>\n<figure data-spectra-id=\"spectra-8b7bcfa8-40a6-4016-b03b-c11be446aefc\" class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" height=\"1050\" width=\"1400\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01.webp\" alt=\"\u0938\u094d\u0930\u094b\u0924, \u0932\u094b\u0921 \u0914\u0930 \u0917\u094d\u0930\u093e\u0909\u0902\u0921\u093f\u0902\u0917 \u0938\u093f\u0938\u094d\u091f\u092e \u0915\u0947 \u0938\u093e\u0925 \u0938\u0902\u0930\u0947\u0916\u093f\u0924 \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u092a\u094b\u0932-\u092a\u093e\u0925 \u0906\u0930\u0947\u0916\" class=\"wp-image-1801\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01.webp 1400w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01-300x225.webp 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01-1024x768.webp 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01-768x576.webp 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-01-600x450.webp 600w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><figcaption class=\"wp-element-caption\">\u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0915\u0940 \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0915\u0902\u0921\u0915\u094d\u091f\u0930 \u0914\u0930 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u092a\u094b\u0932 \u0915\u093e \u092a\u0924\u093e \u0932\u0917\u093e\u090f\u0901\u0964.<\/figcaption><\/figure>\n<h2 class=\"wp-block-heading\">\u0938\u091f\u0940\u0915 \u0921\u093e\u092f\u0917\u094d\u0930\u093e\u092e \u0915\u094b \u091f\u0930\u094d\u092e\u093f\u0928\u0932-\u0926\u0930-\u091f\u0930\u094d\u092e\u093f\u0928\u0932 \u092a\u0922\u093c\u0947\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">\u0938\u091f\u0940\u0915 MCCB \u092e\u0949\u0921\u0932, \u092b\u094d\u0930\u0947\u092e, \u092a\u094b\u0932 \u0938\u0902\u0916\u094d\u092f\u093e \u0914\u0930 \u0938\u0939\u093e\u092f\u0915 \u0909\u092a\u0915\u0930\u0923\u094b\u0902 \u0915\u0940 \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u0915\u0947 \u0932\u093f\u090f \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0915\u093e \u0921\u094d\u0930\u0949\u0907\u0902\u0917 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902\u0964 \u0932\u093e\u0907\u0928 \u0914\u0930 \u0932\u094b\u0921 \u091f\u0930\u094d\u092e\u093f\u0928\u0932\u094b\u0902, \u0927\u094d\u0930\u0941\u0935\u0940\u092f\u0924\u093e \u091a\u093f\u0939\u094d\u0928\u094b\u0902, \u0905\u0928\u0941\u092e\u094b\u0926\u093f\u0924 \u092c\u094d\u0930\u093f\u091c\u094b\u0902 \u0914\u0930 \u091c\u0941\u0921\u093c\u0947 \u0939\u0941\u090f \u092a\u094b\u0932\u094b\u0902 \u0915\u0940 \u092a\u0939\u091a\u093e\u0928 \u0915\u0930\u0947\u0902\u0964 \u0915\u0941\u091b \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u092b\u0948\u0915\u094d\u091f\u094d\u0930\u0940-\u092a\u094d\u0930\u0926\u0924\u094d\u0924 \u0939\u094b \u0938\u0915\u0924\u0947 \u0939\u0948\u0902, \u091c\u092c\u0915\u093f \u0905\u0928\u094d\u092f \u0915\u0947 \u0932\u093f\u090f \u0935\u093f\u0936\u093f\u0937\u094d\u091f \u0905\u0928\u0941\u092e\u094b\u0926\u093f\u0924 \u0932\u093f\u0902\u0915 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0902\u0964 \u091c\u092c \u0924\u0915 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u093c \u0914\u0930 \u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0907\u0938\u0915\u0940 \u0905\u0928\u0941\u092e\u0924\u093f \u0928 \u0926\u0947\u0902, \u0938\u094d\u0925\u093e\u0928\u0940\u092f \u0930\u0942\u092a \u0938\u0947 \u0928\u093f\u0930\u094d\u092e\u093f\u0924 \u092c\u094d\u0930\u093f\u091c \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0928 \u0915\u0930\u0947\u0902\u0964.<\/p>\n<p class=\"wp-block-paragraph\">\u0916\u0930\u0940\u0926\u093e\u0930\u0940 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0914\u0930 \u0938\u094d\u0925\u093e\u092a\u0928\u093e \u0915\u0947 \u092c\u093e\u0926 \u0905\u0938\u0947\u0902\u092c\u0932\u0940 \u0921\u094d\u0930\u0949\u0907\u0902\u0917 \u0915\u0947 \u0938\u093e\u0925 \u0906\u0930\u0947\u0916 \u0915\u0940 \u0924\u0941\u0932\u0928\u093e \u0915\u0930\u0947\u0902\u0964 \u0938\u094d\u0930\u094b\u0924\/\u0932\u094b\u0921 \u0909\u0932\u091f-\u092a\u0941\u0932\u091f, \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u0932\u093f\u0902\u0915 \u0915\u093e \u0917\u093e\u092f\u092c \u0939\u094b\u0928\u093e \u092f\u093e \u0917\u094d\u0930\u093e\u0909\u0902\u0921 \u0915\u093f\u090f \u0917\u090f \u091a\u093e\u0932\u0915 \u0915\u093e \u0938\u094d\u0925\u093e\u0928\u093e\u0902\u0924\u0930\u0923 \u0905\u0928\u0941\u092e\u093e\u0928\u093f\u0924 \u0930\u0947\u091f\u093f\u0902\u0917 \u0915\u094b \u0905\u092e\u093e\u0928\u094d\u092f \u0915\u0930 \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0938\u0902\u091a\u093e\u0932\u0928 \u092e\u0947\u0902 \u0938\u092e\u0938\u094d\u092f\u093e \u0915\u093e \u092a\u0924\u093e \u0928\u0939\u0940\u0902 \u091a\u0932 \u092a\u093e\u0924\u093e\u0964 \u0926\u094b\u0937 \u0915\u0947 \u0926\u094c\u0930\u093e\u0928 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u092a\u094d\u0930\u0926\u0930\u094d\u0936\u0928 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u094b\u0924\u093e \u0939\u0948, \u091c\u092c \u0924\u0924\u094d\u0915\u093e\u0932 \u0909\u092a\u093e\u092f \u0915\u0930\u0928\u093e \u092c\u0939\u0941\u0924 \u0926\u0947\u0930 \u0939\u094b \u091a\u0941\u0915\u093e \u0939\u094b\u0924\u093e \u0939\u0948\u0964.<\/p>\n<p class=\"wp-block-paragraph\">\u092f\u0939 \u092a\u0941\u0937\u094d\u091f\u093f \u0915\u0930\u0947\u0902 \u0915\u093f \u0906\u0930\u0947\u0916 \u0906\u0935\u0936\u094d\u092f\u0915 \u0930\u0947\u091f\u0947\u0921 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0914\u0930 \u092b\u0949\u0932\u094d\u091f \u0921\u094d\u092f\u0942\u091f\u0940 \u0915\u0947 \u0905\u0928\u0941\u0930\u0942\u092a \u0939\u0948\u0964 \u090f\u0915 \u0909\u0924\u094d\u092a\u093e\u0926 \u092a\u0930\u093f\u0935\u093e\u0930 \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0935\u093f\u0924\u0930\u0923 \u092a\u094d\u0930\u0923\u093e\u0932\u093f\u092f\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0915\u0908 \u0906\u0930\u0947\u0916 \u0926\u093f\u0916\u093e \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u092c\u093f\u0915\u094d\u0930\u0940 \u092c\u094d\u0930\u094b\u0936\u0930 \u092e\u0947\u0902 \u0926\u093f\u092f\u093e \u0917\u092f\u093e \u0906\u0930\u0947\u0916 \u0928\u090f \u092e\u0949\u0921\u0932-\u0935\u093f\u0936\u093f\u0937\u094d\u091f \u0907\u0902\u0938\u094d\u091f\u0949\u0932\u0947\u0936\u0928 \u092e\u0948\u0928\u0941\u0905\u0932 \u0915\u094b \u0913\u0935\u0930\u0930\u093e\u0907\u0921 \u0928\u0939\u0940\u0902 \u0915\u0930\u0928\u093e \u091a\u093e\u0939\u093f\u090f; \u0905\u0928\u0941\u092e\u094b\u0926\u0928 \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u094b\u0917 \u0915\u0940 \u0917\u0908 \u0938\u0902\u0936\u094b\u0927\u0928 \u0938\u0902\u0916\u094d\u092f\u093e \u0926\u0930\u094d\u091c \u0915\u0930\u0947\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u0914\u0930 \u0938\u092e\u093e\u0928\u093e\u0902\u0924\u0930 \u0938\u0902\u092f\u094b\u091c\u0928\u094b\u0902 \u0915\u094b \u0905\u0932\u0917 \u0930\u0916\u0947\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">Series-pole connection and parallel-pole connection address different design questions. Series arrangements can be used in specific products to support a higher DC voltage. Parallel arrangements may be offered in specific designs for current capability. Neither is a general field modification. Applying one scheme&#8217;s rating to the other creates an unsupported claim.<\/p>\n<p class=\"wp-block-paragraph\">\u0938\u092a\u094d\u0932\u093e\u092f\u0930 \u0938\u0947 \u092a\u0942\u091b\u0947\u0902 \u0915\u093f \u092a\u094d\u0930\u0938\u094d\u0924\u093e\u0935\u093f\u0924 \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u0938\u094d\u0935\u0940\u0915\u0943\u0924 \u0939\u0948 \u092f\u093e \u0928\u0939\u0940\u0902, \u0915\u093f\u0928 \u090f\u0915\u094d\u0938\u0947\u0938\u0930\u0940\u091c\u093c \u0915\u0940 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e \u0939\u0948 \u0914\u0930 \u092f\u0926\u093f \u0938\u092e\u093e\u0928\u093e\u0902\u0924\u0930 \u092a\u094b\u0932 \u0936\u093e\u092e\u093f\u0932 \u0939\u0948\u0902 \u0924\u094b \u0915\u0930\u0902\u091f \u0915\u0948\u0938\u0947 \u0938\u093e\u091d\u093e \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964  \u0939\u0940\u091f, \u091f\u0930\u094d\u092e\u093f\u0928\u0932 \u0932\u094b\u0921\u093f\u0902\u0917 \u0914\u0930 \u092b\u0949\u0932\u094d\u091f \u0907\u0902\u091f\u0930\u092a\u094d\u0936\u0928 \u0905\u092d\u0940 \u092d\u0940 \u0938\u091f\u0940\u0915 \u092e\u0949\u0921\u0932 \u0938\u0902\u092c\u0902\u0927\u0940 \u092a\u094d\u0930\u0936\u094d\u0928 \u0939\u0948\u0902\u0964  \u0905\u0902\u0924\u093f\u092e \u0938\u0930\u094d\u0915\u093f\u091f \u0921\u094d\u0930\u0949\u0907\u0902\u0917 \u092e\u0947\u0902 \u0915\u0947\u0935\u0932 \u201c2P MCCB\u201d \u0932\u093f\u0916\u0928\u0947 \u0915\u0947 \u092c\u091c\u093e\u092f \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u0915\u094b \u0926\u093f\u0916\u093e\u092f\u093e \u091c\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964\u201d<\/p>\n<h2 class=\"wp-block-heading\">\u0909\u0938\u0940 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0921\u0940\u0938\u0940 \u092c\u094d\u0930\u0947\u0915\u093f\u0902\u0917 \u0921\u0947\u091f\u093e \u0938\u0924\u094d\u092f\u093e\u092a\u093f\u0924 \u0915\u0930\u0947\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">A DC MCCB&#8217;s continuous-current rating does not tell you its interrupting duty. Compare the location-specific prospective fault current with the manufacturer&#8217;s DC breaking-capacity data at the actual operating voltage and pole connection. Ask whether the rating is ultimate, service or another defined measure under the applicable standard and what post-fault service assumptions are made.<\/p>\n<p class=\"wp-block-paragraph\">AC \u0935\u093f\u0918\u091f\u0928 \u0938\u0902\u0916\u094d\u092f\u093e, \u0928\u093f\u092e\u094d\u0928-\u0935\u094b\u0932\u094d\u091f\u0947\u091c DC \u0938\u0902\u0916\u094d\u092f\u093e \u0914\u0930 \u0909\u091a\u094d\u091a-\u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0935\u093e\u092f\u0930\u093f\u0902\u0917 \u0906\u0930\u0947\u0916 \u0915\u094b \u090f\u0915 \u0939\u0940 \u0928\u093f\u0939\u093f\u0924 \u0930\u0947\u091f\u093f\u0902\u0917 \u092e\u0947\u0902 \u0928 \u092e\u093f\u0932\u093e\u090f\u0902\u0964 \u0938\u093e\u0915\u094d\u0937\u094d\u092f \u090f\u0915 \u0938\u0941\u0938\u0902\u0917\u0924 \u0938\u091f\u0940\u0915-\u092e\u0949\u0921\u0932 \u0938\u0947\u091f \u0939\u094b\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964 \u092f\u0926\u093f \u0915\u093f\u0938\u0940 \u0909\u092e\u094d\u092e\u0940\u0926\u0935\u093e\u0930 \u0915\u0947 \u092a\u093e\u0938 \u0907\u091a\u094d\u091b\u093f\u0924 \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u0915\u0947 \u0932\u093f\u090f \u0938\u094d\u092a\u0937\u094d\u091f \u0930\u0942\u092a \u0938\u0947 \u092a\u094d\u0930\u0932\u0947\u0916\u093f\u0924 DC \u092c\u094d\u0930\u0947\u0915\u093f\u0902\u0917 \u092e\u093e\u0928 \u0928\u0939\u0940\u0902 \u0939\u0948, \u0924\u094b \u091a\u092f\u0928 \u0916\u0941\u0932\u0947 \u0930\u0916\u0947\u0902\u0964.<\/p>\n<p class=\"wp-block-paragraph\">IEC 60947-2 covers low-voltage circuit breakers including DC applications, but a general standard reference is not a substitute for the particular product&#8217;s rating table. The responsible engineer must also verify the site&#8217;s applicable code and protection design.<\/p>\n<h2 class=\"wp-block-heading\">\u0927\u094d\u0930\u0941\u0935\u0924\u093e \u0914\u0930 \u0926\u094b\u0937 \u0915\u0940 \u0926\u093f\u0936\u093e \u0905\u092d\u0940 \u092d\u0940 \u092e\u093e\u092f\u0928\u0947 \u0930\u0916\u0924\u0940 \u0939\u0948\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">\u0915\u0941\u091b \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u092e\u0947\u0902 \u0938\u094d\u0930\u094b\u0924 \u0914\u0930 \u0932\u094b\u0921 \u0915\u0947 \u0932\u093f\u090f \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0939\u094b\u0924\u0947 \u0939\u0948\u0902\u0964 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u092a\u094b\u0932\u094b\u0902 \u0915\u094b \u0907\u091a\u094d\u091b\u093f\u0924 \u0927\u093e\u0930\u093e \u0926\u093f\u0936\u093e \u092e\u0947\u0902 \u0906\u0930\u094d\u0915 \u0915\u094b \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0909\u0928\u094d\u092e\u0941\u0916 \u0915\u0930\u0928\u093e \u092a\u0921\u093c \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u0938\u093f\u0938\u094d\u091f\u092e \u0905\u0927\u094d\u092f\u092f\u0928 \u092e\u0947\u0902 \u092a\u094d\u0930\u0924\u094d\u092f\u0947\u0915 \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0914\u0930 \u0926\u094b\u0937-\u0927\u093e\u0930\u093e \u0926\u093f\u0936\u093e \u0926\u093f\u0916\u093e\u090f\u0901, \u0935\u093f\u0936\u0947\u0937 \u0930\u0942\u092a \u0938\u0947 \u091c\u0939\u093e\u0901 \u092d\u0902\u0921\u093e\u0930\u0923, \u0909\u0924\u094d\u092a\u093e\u0926\u0928 \u092f\u093e \u0915\u0928\u094d\u0935\u0930\u094d\u091f\u0930\u094d\u0938 \u0915\u093f\u0938\u0940 \u092d\u0940 \u092a\u0915\u094d\u0937 \u0938\u0947 \u092b\u0940\u0921 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n<p class=\"wp-block-paragraph\">\u201cDC \u0930\u0947\u091f\u0947\u0921\u201d \u0915\u0947 \u0930\u0942\u092a \u092e\u0947\u0902 \u0935\u0930\u094d\u0923\u093f\u0924 \u0915\u094b\u0908 \u0909\u0924\u094d\u092a\u093e\u0926 \u0938\u094d\u0935\u091a\u093e\u0932\u093f\u0924 \u0930\u0942\u092a \u0938\u0947 \u0926\u094d\u0935\u093f\u0926\u093f\u0936 \u0926\u094b\u0937 \u0935\u093f\u0930\u093e\u092e \u0915\u0947 \u0932\u093f\u090f \u0909\u092a\u092f\u0941\u0915\u094d\u0924 \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e\u0964  \u091c\u093e\u0901\u091a\u0947\u0902 \u0915\u093f \u0915\u094d\u092f\u093e \u0935\u0939 \u0935\u093f\u0936\u093f\u0937\u094d\u091f \u092e\u0949\u0921\u0932 \u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0926\u094d\u0935\u093e\u0930\u093e \u0906\u0935\u0936\u094d\u092f\u0915 \u0926\u094b\u0937 \u0926\u093f\u0936\u093e\u0913\u0902 \u0915\u093e \u0938\u092e\u0930\u094d\u0925\u0928 \u0915\u0930\u0924\u093e \u0939\u0948\u0964  \u092f\u0926\u093f \u0927\u094d\u0930\u0941\u0935\u0940\u092f\u0924\u093e-\u0928\u093f\u0930\u094d\u092d\u0930 \u092f\u094b\u091c\u0928\u093e \u0907\u0928 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e\u0913\u0902 \u0915\u094b \u092a\u0942\u0930\u093e \u0928\u0939\u0940\u0902 \u0915\u0930 \u0938\u0915\u0924\u0940, \u0924\u094b \u0915\u094d\u0937\u0947\u0924\u094d\u0930 \u092e\u0947\u0902 \u0921\u094d\u0930\u093e\u0907\u0902\u0917 \u0915\u094b \u0909\u0932\u091f\u0928\u0947 \u0915\u0947 \u092c\u091c\u093e\u092f \u0915\u093f\u0938\u0940 \u0905\u0928\u094d\u092f \u092a\u094d\u0930\u0932\u0947\u0916\u093f\u0924 \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0915\u093e \u0905\u0928\u0941\u0930\u094b\u0927 \u0915\u0930\u0947\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u0916\u0930\u0940\u0926\u093e\u0930 \u0915\u0947 \u0932\u093f\u090f \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u093c\u094b\u0902 \u0915\u0940 \u091c\u093e\u0901\u091a-\u0938\u0942\u091a\u0940<\/h2>\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u092a\u094d\u0930\u0936\u094d\u0928<\/th><th>\u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0907\u0928\u092a\u0941\u091f<\/th><th>\u0906\u092a\u0942\u0930\u094d\u0924\u093f\u0915\u0930\u094d\u0924\u093e \u092a\u094d\u0930\u092e\u093e\u0923<\/th><\/tr><\/thead><tbody><tr><td>\u092a\u094d\u0930\u0923\u093e\u0932\u0940 \u0935\u094b\u0932\u094d\u091f\u0947\u091c<\/td><td>\u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u092a\u0930 \u0905\u0927\u093f\u0915\u0924\u092e \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f \u0935\u094b\u0932\u094d\u091f\u0947\u091c<\/td><td>\u0938\u091f\u0940\u0915 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u0947 \u0932\u093f\u090f \u0921\u0940\u0938\u0940 \u0930\u0947\u091f\u093f\u0902\u0917<\/td><\/tr><tr><td>\u0926\u094b\u0937 \u0927\u093e\u0930\u093e<\/td><td>\u0938\u094d\u0925\u093e\u0928 \u092a\u0930 \u0938\u0902\u092d\u093e\u0935\u093f\u0924 \u0935\u0930\u094d\u0924\u092e\u093e\u0928<\/td><td>\u0938\u092e\u093e\u0928 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u092a\u0930 \u0921\u0940\u0938\u0940 \u092c\u094d\u0930\u0947\u0915\u093f\u0902\u0917 \u0921\u0947\u091f\u093e<\/td><\/tr><tr><td>\u0935\u0930\u094d\u0924\u092e\u093e\u0928 \u0926\u093f\u0936\u093e<\/td><td>\u0938\u093e\u092e\u093e\u0928\u094d\u092f \u0914\u0930 \u0926\u094b\u0937 \u092a\u0925<\/td><td>\u0927\u094d\u0930\u0941\u0935\u0940\u092f\u0924\u093e\/\u0938\u094d\u0930\u094b\u0924-\u0932\u094b\u0921 \u0928\u093f\u092f\u092e<\/td><\/tr><tr><td>\u092a\u0943\u0925\u094d\u0935\u0940\u0915\u0930\u0923<\/td><td>\u0917\u094d\u0930\u093e\u0909\u0902\u0921\u0947\u0921 \u092f\u093e \u0906\u0907\u0938\u094b\u0932\u0947\u091f\u0947\u0921 \u091f\u094b\u092a\u094b\u0932\u0949\u091c\u0940<\/td><td>\u0905\u0928\u0941\u0930\u0942\u092a \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0906\u0930\u0947\u0916<\/td><\/tr><tr><td>\u092f\u093e\u0902\u0924\u094d\u0930\u093f\u0915<\/td><td>\u092c\u0938\u092c\u093e\u0930, \u0915\u0947\u092c\u0932 \u0914\u0930 \u092a\u0948\u0928\u0932 \u0932\u0947\u0906\u0909\u091f<\/td><td>\u091f\u0930\u094d\u092e\u093f\u0928\u0932, \u0932\u093f\u0902\u0915 \u0914\u0930 \u092e\u093e\u0909\u0902\u091f\u093f\u0902\u0917 \u0917\u093e\u0907\u0921<\/td><\/tr><\/tbody><\/table><\/figure>\n<p class=\"wp-block-paragraph\">\u0938\u091f\u0940\u0915 \u0911\u0930\u094d\u0921\u0930 \u0915\u094b\u0921, \u0921\u094d\u0930\u093e\u0907\u0902\u0917 \u0938\u0902\u0936\u094b\u0927\u0928 \u0914\u0930 \u0905\u0928\u0938\u0941\u0932\u091d\u0947 \u092a\u094d\u0930\u0936\u094d\u0928\u094b\u0902 \u0915\u094b \u0926\u0930\u094d\u091c \u0915\u0930\u0947\u0902\u0964 \u092f\u0926\u093f \u0915\u094b\u0908 \u0906\u092a\u0942\u0930\u094d\u0924\u093f\u0915\u0930\u094d\u0924\u093e \u0915\u0947\u0935\u0932 \u092a\u0930\u093f\u0935\u093e\u0930 \u0915\u093e \u0936\u0940\u0930\u094d\u0937\u0915 \u0932\u094c\u091f\u093e\u0924\u093e \u0939\u0948, \u0924\u094b \u092c\u093f\u0932 \u0911\u092b \u092e\u091f\u0947\u0930\u093f\u092f\u0932\u094d\u0938 \u091c\u093e\u0930\u0940 \u0915\u0930\u0928\u0947 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0938\u091f\u0940\u0915 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0914\u0930 \u0930\u0947\u091f\u093f\u0902\u0917 \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u093c \u092e\u093e\u0902\u0917\u0947\u0902\u0964 \u090f\u0915 \u0938\u0936\u0930\u094d\u0924 \u0915\u094b\u091f\u0947\u0936\u0928 \u0915\u094b \u0909\u0938\u0940 \u0930\u0942\u092a \u092e\u0947\u0902 \u0932\u0947\u092c\u0932 \u0915\u093f\u092f\u093e \u091c\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964.<\/p>\n<figure data-spectra-id=\"spectra-9a20849b-1efa-4375-a3b2-b0b4208f994c\" class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" height=\"1050\" width=\"1400\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02.webp\" alt=\"\u0915\u0928\u0947\u0915\u094d\u0936\u0928, \u0935\u094b\u0932\u094d\u091f\u0947\u091c, \u0926\u094b\u0937 \u0927\u093e\u0930\u093e \u0914\u0930 \u0927\u094d\u0930\u0941\u0935\u0940\u092f\u0924\u093e \u0915\u0947 \u0932\u093f\u090f \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u0938\u0924\u094d\u092f\u093e\u092a\u0928 \u092e\u0948\u091f\u094d\u0930\u093f\u0915\u094d\u0938\" class=\"wp-image-1802\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02.webp 1400w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02-300x225.webp 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02-1024x768.webp 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02-768x576.webp 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mccb-pole-connection-voltage-verification-body-02-600x450.webp 600w\" sizes=\"auto, (max-width: 1400px) 100vw, 1400px\" \/><figcaption class=\"wp-element-caption\">\u092a\u094d\u0930\u0938\u094d\u0924\u093e\u0935\u093f\u0924 DC MCCB \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u094b \u0938\u091f\u0940\u0915 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0914\u0930 \u092c\u094d\u0930\u0947\u0915\u093f\u0902\u0917 \u092a\u094d\u0930\u092e\u093e\u0923\u094b\u0902 \u0915\u0947 \u0938\u093e\u0925 \u092e\u093f\u0932\u093e\u090f\u0901\u0964.<\/figcaption><\/figure>\n<h2 class=\"wp-block-heading\">\u0938\u094d\u0925\u093e\u092a\u0928\u093e \u0914\u0930 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u0928 \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u0923<\/h2>\n<p class=\"wp-block-paragraph\">\u091a\u093e\u0932\u0942 \u0915\u0930\u0928\u0947 \u0938\u0947 \u092a\u0939\u0932\u0947, \u0921\u093f\u0932\u0940\u0935\u0930 \u0915\u093f\u090f \u0917\u090f \u092c\u094d\u0930\u0947\u0915\u0930 \u0915\u0947 \u0905\u0902\u0915\u0928, \u091f\u0930\u094d\u092e\u093f\u0928\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0914\u0930 \u0938\u0940\u0930\u0940\u091c\u093c \u0932\u093f\u0902\u0915 \u0915\u094b \u0938\u094d\u0935\u0940\u0915\u0943\u0924 \u0921\u094d\u0930\u093e\u0907\u0902\u0917 \u0938\u0947 \u092e\u093f\u0932\u093e\u090f\u0901\u0964 \u0907\u0902\u0938\u094d\u091f\u0949\u0932\u0947\u0936\u0928 \u0928\u093f\u0930\u094d\u0926\u0947\u0936\u094b\u0902 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930 \u0915\u0902\u0921\u0915\u094d\u091f\u0930 \u0915\u0947 \u0906\u0915\u093e\u0930, \u0915\u0938\u0928\u0947 \u0914\u0930 \u0906\u0935\u0930\u0923 \u0915\u0940 \u0938\u094d\u0925\u093f\u0924\u093f \u0915\u0940 \u091c\u093e\u0901\u091a \u0915\u0930\u0947\u0902\u0964 \u0915\u093e\u0917\u091c\u093c \u092a\u0930 \u0938\u0939\u0940 \u0906\u0930\u0947\u0916 \u092f\u0939 \u0938\u093e\u092c\u093f\u0924 \u0928\u0939\u0940\u0902 \u0915\u0930\u0924\u093e \u0915\u093f \u092a\u0948\u0928\u0932 \u0935\u093e\u0938\u094d\u0924\u0935 \u092e\u0947\u0902 \u0909\u0938\u0940 \u0924\u0930\u0939 \u092c\u0928\u093e\u092f\u093e \u0917\u092f\u093e \u0925\u093e\u0964.<\/p>\n<p class=\"wp-block-paragraph\">After a breaker substitution, revisit the complete set of assumptions. Pole order, links, terminal orientation and published ratings can differ despite similar frames. Keep the approved manufacturer&#8217;s drawing in the panel file so maintenance teams can identify the intended path.<\/p>\n<p class=\"wp-block-paragraph\">\u092f\u0926\u093f \u0938\u093f\u0938\u094d\u091f\u092e \u0917\u094d\u0930\u093e\u0909\u0902\u0921\u093f\u0902\u0917 \u092f\u093e \u0938\u094d\u0930\u094b\u0924 \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u092c\u093e\u0926 \u092e\u0947\u0902 \u092c\u0926\u0932 \u091c\u093e\u0924\u0940 \u0939\u0948, \u0924\u094b MCCB \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u093e \u092a\u0941\u0928\u0930\u094d\u092e\u0942\u0932\u094d\u092f\u093e\u0902\u0915\u0928 \u0915\u0930\u0947\u0902\u0964 \u090f\u0915 \u0938\u094d\u0930\u094b\u0924 \u0938\u0947 \u0926\u094b \u0938\u094d\u0930\u094b\u0924\u094b\u0902 \u092e\u0947\u0902 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u0928 \u092f\u093e \u0915\u0928\u0935\u0930\u094d\u091f\u0930 \u092a\u094d\u0930\u0924\u093f\u0938\u094d\u0925\u093e\u092a\u0928 \u0926\u094b\u0937 \u0915\u0940 \u0926\u093f\u0936\u093e \u0914\u0930 \u0938\u0902\u092d\u093e\u0935\u093f\u0924 \u0927\u093e\u0930\u093e \u0915\u094b \u092c\u0926\u0932 \u0938\u0915\u0924\u093e \u0939\u0948\u0964 \u092c\u094d\u0930\u0947\u0915\u0930 \u0915\u093e \u091a\u092f\u0928 \u0938\u0930\u094d\u0915\u093f\u091f \u0935\u093f\u0928\u094d\u092f\u093e\u0938 \u0938\u0947 \u091c\u0941\u0921\u093c\u093e \u0939\u094b\u0924\u093e \u0939\u0948, \u0914\u0930 \u092f\u0939 \u0915\u093f\u0938\u0940 \u092d\u0940 \u092d\u0935\u093f\u0937\u094d\u092f \u0915\u0940 \u091f\u094b\u092a\u094b\u0932\u0949\u091c\u0940 \u0915\u0947 \u0932\u093f\u090f \u0938\u094d\u0925\u093e\u092f\u0940 \u0930\u0942\u092a \u0938\u0947 \u092e\u093e\u0928\u094d\u092f \u0928\u0939\u0940\u0902 \u0939\u094b\u0924\u093e\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u092a\u0948\u0928\u0932 \u091c\u093e\u0930\u0940 \u0939\u094b\u0928\u0947 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0938\u093e\u0915\u094d\u0937\u094d\u092f \u0932\u0942\u092a \u092c\u0902\u0926 \u0915\u0930\u0947\u0902\u0964<\/h2>\n<p class=\"wp-block-paragraph\">\u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 \u0938\u092e\u0940\u0915\u094d\u0937\u093e \u0915\u0947\u0935\u0932 \u090f\u0915 \u0938\u094d\u0935\u0940\u0915\u0943\u0924 \u0915\u0948\u091f\u0932\u0949\u0917 \u0938\u0902\u0916\u094d\u092f\u093e \u0938\u0947 \u0905\u0927\u093f\u0915 \u0915\u0941\u091b \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0928\u0940 \u091a\u093e\u0939\u093f\u090f\u0964 \u0905\u0902\u0924\u093f\u092e \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928, \u092c\u094d\u0930\u0947\u0915\u0930 \u092a\u094b\u0932 \u0906\u0930\u0947\u0916, \u0930\u0947\u091f\u093f\u0902\u0917 \u0924\u093e\u0932\u093f\u0915\u093e \u0914\u0930 \u0926\u094b\u0937-\u0927\u093e\u0930\u093e \u0917\u0923\u0928\u093e \u0915\u094b \u090f\u0915 \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u093f\u0924 \u0930\u093f\u0915\u0949\u0930\u094d\u0921 \u092e\u0947\u0902 \u0930\u0916\u0947\u0902\u0964 \u0909\u0938 \u0935\u094d\u092f\u0915\u094d\u0924\u093f \u0915\u0940 \u092a\u0939\u091a\u093e\u0928 \u0915\u0930\u0947\u0902 \u091c\u093f\u0938\u0928\u0947 \u092f\u0939 \u092a\u0941\u0937\u094d\u091f\u093f \u0915\u0940 \u0915\u093f \u0938\u093f\u0938\u094d\u091f\u092e \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0914\u0930 \u0935\u093f\u0930\u093e\u092e \u0930\u0947\u091f\u093f\u0902\u0917 \u090f\u0915 \u0939\u0940 \u0935\u094d\u092f\u0935\u0938\u094d\u0925\u093e \u0915\u094b \u0938\u0902\u0926\u0930\u094d\u092d\u093f\u0924 \u0915\u0930\u0924\u0940 \u0939\u0948\u0902\u0964 \u092f\u0939 \u0935\u093f\u0936\u0947\u0937 \u0930\u0942\u092a \u0938\u0947 \u0924\u092c \u0909\u092a\u092f\u094b\u0917\u0940 \u0939\u094b\u0924\u093e \u0939\u0948 \u091c\u092c \u0915\u094b\u0908 OEM \u092a\u0948\u0928\u0932 \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0915\u094b \u0915\u0908 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0935\u0947\u0930\u093f\u090f\u0902\u091f\u094d\u0938 \u092e\u0947\u0902 \u0926\u094b\u0939\u0930\u093e\u0924\u093e \u0939\u0948\u0964.<\/p>\n<p class=\"wp-block-paragraph\">In the shop, label any manufacturer-approved series links and verify their installation during inspection. A temporary test or a visual check of handle operation does not establish fault performance. The assembly must be built to the documented connection and then reviewed under the site&#8217;s commissioning process. If a link or terminal cannot be inspected after assembly, record its installation before covers are fitted.<\/p>\n<p class=\"wp-block-paragraph\">\u091c\u092c \u0915\u094b\u0908 \u0906\u092a\u0942\u0930\u094d\u0924\u093f\u0915\u0930\u094d\u0924\u093e \u0921\u0947\u091f\u093e\u0936\u0940\u091f \u092e\u0947\u0902 \u0938\u0902\u0936\u094b\u0927\u0928 \u0915\u0930\u0924\u093e \u0939\u0948 \u092f\u093e \u0928\u092f\u093e \u092e\u0949\u0921\u0932 \u092a\u0947\u0936 \u0915\u0930\u0924\u093e \u0939\u0948, \u0924\u094b \u0938\u0902\u092c\u0902\u0927\u093f\u0924 \u0930\u0947\u091f\u093f\u0902\u0917 \u0914\u0930 \u0921\u093e\u092f\u0917\u094d\u0930\u093e\u092e \u092a\u0943\u0937\u094d\u0920\u094b\u0902 \u0915\u0940 \u0938\u0940\u0927\u0947 \u0924\u0941\u0932\u0928\u093e \u0915\u0930\u0947\u0902\u0964 \u0909\u0924\u094d\u092a\u093e\u0926 \u092a\u0930\u093f\u0935\u093e\u0930 \u0915\u093e \u0928\u093e\u092e \u092c\u0930\u0915\u0930\u093e\u0930 \u0930\u0916\u0928\u093e \u092f\u0939 \u092a\u094d\u0930\u092e\u093e\u0923 \u0928\u0939\u0940\u0902 \u0939\u0948 \u0915\u093f \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0928\u093f\u0930\u094d\u0926\u0947\u0936 \u0905\u092a\u0930\u093f\u0935\u0930\u094d\u0924\u093f\u0924 \u0930\u0939\u0947 \u0939\u0948\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">RITOKS \u092a\u0942\u091b\u0924\u093e\u091b \u092e\u093e\u0930\u094d\u0917<\/h2>\n<p class=\"wp-block-paragraph\">\u0926 <a href=\"https:\/\/ritoks.com\/hi\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-molded-case-circuit-breakers\/\">\u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u0936\u094d\u0930\u0947\u0923\u0940<\/a> \u0914\u0930 <a href=\"https:\/\/ritoks.com\/hi\/products\/2p-dc-molded-case-circuit-breaker-500-1000v-125-250a\/\">\u0926\u094b-\u092a\u094b\u0932 \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u0909\u0924\u094d\u092a\u093e\u0926 \u092a\u0930\u093f\u0935\u093e\u0930<\/a> \u0935\u093e\u0923\u093f\u091c\u094d\u092f\u093f\u0915 \u0935\u093f\u0915\u0932\u094d\u092a\u094b\u0902 \u0915\u0940 \u092a\u0939\u091a\u093e\u0928 \u0915\u0930\u0947\u0902, \u0915\u093f\u0938\u0940 \u0905\u0928\u093f\u0930\u094d\u0926\u093f\u0937\u094d\u091f \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0915\u0947 \u0932\u093f\u090f \u0905\u0928\u0941\u092e\u094b\u0926\u0928 \u0928\u0939\u0940\u0902\u0964 \u0938\u093f\u0938\u094d\u091f\u092e \u0915\u093e \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928 \u0906\u0930\u0947\u0916, \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0932\u093f\u092b\u093e\u092b\u093e \u0914\u0930 \u092b\u0949\u0932\u094d\u091f \u0905\u0927\u094d\u092f\u092f\u0928 \u092d\u0947\u091c\u0947\u0902\u0964 <a href=\"https:\/\/ritoks.com\/hi\/contact-us\/\">\u0930\u093f\u091f\u094b\u0915\u094d\u0938 \u0938\u0902\u092a\u0930\u094d\u0915<\/a> \u0914\u0930 \u0938\u091f\u0940\u0915-\u092e\u0949\u0921\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0914\u0930 \u0930\u0947\u091f\u093f\u0902\u0917 \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u093c\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u092a\u0942\u091b\u0947\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u0938\u093e\u092e\u093e\u0928\u094d\u092f \u092a\u094d\u0930\u0936\u094d\u0928<\/h2>\n<h3 class=\"wp-block-heading\">\u0915\u094d\u092f\u093e \u092e\u0948\u0902 \u0938\u093f\u0938\u094d\u091f\u092e \u0930\u0947\u091f\u093f\u0902\u0917 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u0924\u093f-\u092a\u094b\u0932 \u0935\u094b\u0932\u094d\u091f\u0947\u091c \u0915\u094b \u0917\u0941\u0923\u093e \u0915\u0930 \u0938\u0915\u0924\u093e \u0939\u0942\u0901?<\/h3>\n<p class=\"wp-block-paragraph\">\u0928\u0939\u0940\u0902\u0964 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0926\u094d\u0935\u093e\u0930\u093e \u0926\u093f\u090f \u0917\u090f \u092a\u0942\u0930\u094d\u0923-\u0909\u092a\u0915\u0930\u0923 \u0930\u0947\u091f\u093f\u0902\u0917 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0947\u0902, \u091c\u094b \u0938\u091f\u0940\u0915 \u0938\u094d\u0935\u0940\u0915\u0943\u0924 \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0914\u0930 \u0926\u094b\u0937 \u0938\u094d\u0925\u093f\u0924\u093f \u0915\u0947 \u0932\u093f\u090f \u0939\u094b\u0964.<\/p>\n<h3 class=\"wp-block-heading\">\u0915\u094d\u092f\u093e \u0926\u094b-\u092a\u094b\u0932 \u092c\u094d\u0930\u0947\u0915\u0930 \u0939\u092e\u0947\u0936\u093e \u0926\u094b\u0928\u094b\u0902 \u0927\u094d\u0930\u0941\u0935\u094b\u0902 \u0915\u094b \u0905\u0932\u0917 \u0915\u0930 \u0926\u0947\u0924\u093e \u0939\u0948?<\/h3>\n<p class=\"wp-block-paragraph\">\u0928\u0939\u0940\u0902\u0964 \u092a\u094b\u0932 \u090f\u0915 \u0939\u0940 \u092e\u093e\u0930\u094d\u0917 \u092e\u0947\u0902 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e\u092c\u0926\u094d\u0927 \u0915\u093f\u090f \u091c\u093e \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964 \u0938\u091f\u0940\u0915 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0921\u094d\u0930\u0949\u0907\u0902\u0917 \u0926\u093f\u0916\u093e\u0924\u0940 \u0939\u0948 \u0915\u093f \u0935\u093e\u0938\u094d\u0924\u0935 \u092e\u0947\u0902 \u0915\u094c\u0928 \u0938\u0947 \u091a\u093e\u0932\u0915 \u0916\u0941\u0932\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n<h3 class=\"wp-block-heading\">May I copy a competitor&#8217;s series-link drawing?<\/h3>\n<p class=\"wp-block-paragraph\">\u0928\u0939\u0940\u0902\u0964 \u0930\u0947\u091f\u093f\u0902\u0917 \u0914\u0930 \u0905\u0928\u0941\u092e\u0924 \u0935\u093e\u092f\u0930\u093f\u0902\u0917 \u0935\u093f\u0936\u093f\u0937\u094d\u091f \u092c\u094d\u0930\u0947\u0915\u0930 \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0914\u0930 \u0909\u0938\u0915\u0947 \u0935\u0930\u094d\u0924\u092e\u093e\u0928 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e \u0915\u0947 \u0928\u093f\u0930\u094d\u0926\u0947\u0936\u094b\u0902 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930 \u0939\u094b\u0924\u0940 \u0939\u0948\u0902\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u0928\u093f\u091a\u094b\u0921\u093c<\/h2>\n<p class=\"wp-block-paragraph\">DC MCCB \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u090f\u0915 \u0926\u0938\u094d\u0924\u093e\u0935\u0947\u091c\u0940\u0915\u0943\u0924 \u0938\u093f\u0938\u094d\u091f\u092e-\u0930\u0947\u091f\u093f\u0902\u0917 \u0936\u0930\u094d\u0924 \u0939\u0948\u0964 \u092a\u0930\u093f\u092f\u094b\u091c\u0928\u093e \u0915\u0940 \u0938\u093f\u0902\u0917\u0932-\u0932\u093e\u0907\u0928 \u0921\u093e\u092f\u0917\u094d\u0930\u093e\u092e \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930 \u0938\u091f\u0940\u0915 \u0906\u0930\u0947\u0916 \u092a\u0922\u093c\u0947\u0902, \u092b\u093f\u0930 \u0935\u094b\u0932\u094d\u091f\u0947\u091c, \u092c\u094d\u0930\u0947\u0915\u093f\u0902\u0917 \u0915\u094d\u0937\u092e\u0924\u093e, \u0927\u094d\u0930\u0941\u0935\u0940\u092f\u0924\u093e \u0914\u0930 \u0938\u094d\u0925\u093e\u092a\u0928\u093e \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e\u0913\u0902 \u0915\u094b \u090f\u0915 \u0939\u0940 \u0938\u0941\u0938\u0902\u0917\u0924 \u092e\u0949\u0921\u0932 \u0915\u0947 \u0906\u0927\u093e\u0930 \u092a\u0930 \u0938\u0924\u094d\u092f\u093e\u092a\u093f\u0924 \u0915\u0930\u0947\u0902\u0964 \u092a\u094b\u0932 \u0915\u0940 \u0938\u0902\u0916\u094d\u092f\u093e \u092f\u093e \u092a\u0930\u093f\u0935\u093e\u0930 \u0936\u0940\u0930\u094d\u0937\u0915 \u0909\u0938 \u092a\u094d\u0930\u092e\u093e\u0923 \u0915\u093e \u0935\u093f\u0915\u0932\u094d\u092a \u0928\u0939\u0940\u0902 \u0939\u0948\u0964.<\/p>\n<h2 class=\"wp-block-heading\">\u0938\u0902\u0926\u0930\u094d\u092d<\/h2>\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/productinfo.se.com\/compactnsxdcuserguide\/doca0186-compact-nsx-dc-user-guide\/English\/BM_DOCA0186%20ComPacT%20NSX%20DC%20User%20Guide_0000555023.xml\/%24\/TPC_CB_DC_CircuitBreakerRange_354b1ab7_T000207784\" target=\"_blank\" rel=\"noopener\">\u0936\u094d\u0928\u093e\u0907\u0921\u0930 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u093f\u0915, \u0915\u0949\u092e\u094d\u092a\u0948\u0915\u094d\u091f NSX DC \u0909\u092a\u092f\u094b\u0917\u0915\u0930\u094d\u0924\u093e \u092e\u093e\u0930\u094d\u0917\u0926\u0930\u094d\u0936\u093f\u0915\u093e<\/a>.<\/li><li><a href=\"https:\/\/www.se.com\/eg\/en\/faqs\/FA228909\/\" target=\"_blank\" rel=\"noopener\">\u0936\u094d\u0928\u093e\u0907\u0921\u0930 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u093f\u0915, \u0921\u0940\u0938\u0940 \u090f\u092e\u0938\u0940\u0938\u0940\u092c\u0940 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e\/\u0938\u092e\u093e\u0902\u0924\u0930 \u092a\u094b\u0932 \u0915\u0928\u0947\u0915\u094d\u0936\u0928 \u0905\u0915\u094d\u0938\u0930 \u092a\u0942\u091b\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092a\u094d\u0930\u0936\u094d\u0928<\/a>.<\/li><li><a href=\"https:\/\/www.eaton.com\/content\/dam\/eaton\/products\/electrical-circuit-protection\/molded-case-circuit-breakers\/consulting-application-guide-molded-case-circuit-breakers-tb01200003e.pdf\" target=\"_blank\" rel=\"noopener\">\u0908\u091f\u0928, \u0921\u0940\u0938\u0940 \u092a\u094b\u0932 \u0906\u0930\u0947\u0916\u094b\u0902 \u0938\u0939\u093f\u0924 MCCB \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0917\u093e\u0907\u0921<\/a>.<\/li><li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/66277\" target=\"_blank\" rel=\"noopener\">\u0906\u0908\u0908\u0938\u0940, \u0906\u0908\u0908\u0938\u0940 60947-2:2024<\/a>.<\/li><\/ul>","protected":false},"excerpt":{"rendered":"<p>Verify a DC MCCB&#8217;s system voltage and breaking duty using the exact manufacturer pole-connection diagram and project fault study.<\/p>","protected":false},"author":1,"featured_media":1800,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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