{"product_id":"siemens-3rv2021-4ca10-molded-case-circuit-breaker","title":"Siemens 3RV2021-4CA10 Molded Case Circuit Breaker","description":"\u003ch3 data-end=\"18\" data-start=\"0\" data-section-id=\"nq8ynu\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"407\" data-start=\"19\"\u003eThe \u003ca href=\"https:\/\/thrso8otlrvn3ffs-94008181038.shopifypreview.com\/collections\/siemens\"\u003eSiemens \u003c\/a\u003e3RV2021-4CA10 \u003ca href=\"https:\/\/thrso8otlrvn3ffs-94008181038.shopifypreview.com\/collections\/power-supplies-protection\"\u003ecircuit breaker\u003c\/a\u003e is used in industrial motor protection and power distribution systems. Commonly installed in motor control centers, panelboards, and machinery requiring overload and short-circuit protection. Maintenance teams, OEMs, and system integrators use this part for replacement, retrofit, and reliable circuit protection in industrial applications.\u003c\/p\u003e\n\u003ch3 data-end=\"428\" data-start=\"409\" data-section-id=\"plkbhx\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"771\" data-start=\"429\"\u003eThe Siemens 3RV2021-4CA10 is applied to protect motors, circuits, and electrical equipment from overloads, short circuits, and electrical faults. Typical uses include manufacturing machines, HVAC systems, pump stations, and conveyor systems where reliable circuit interruption, safety, and compliance with industrial standards are critical.\u003c\/p\u003e\n\u003ch3 data-end=\"804\" data-start=\"773\" data-section-id=\"68ulmp\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"1226\" data-start=\"805\"\u003e• Manufacturer Part Number (MPN): 3RV2021-4CA10\u003cbr data-end=\"855\" data-start=\"852\"\u003e• Product Type: Circuit Breaker \/ Motor Protection Switch\u003cbr data-end=\"915\" data-start=\"912\"\u003e• Series: 3RV20\u003cbr data-end=\"933\" data-start=\"930\"\u003e• Rated Operational Voltage (Ue): 690 V AC\u003cbr data-end=\"978\" data-start=\"975\"\u003e• Rated Current (In): 6–10 A (model dependent)\u003cbr data-end=\"1027\" data-start=\"1024\"\u003e• Tripping Type: Thermal-magnetic\u003cbr data-end=\"1063\" data-start=\"1060\"\u003e• Number of Poles: 3P\u003cbr data-end=\"1087\" data-start=\"1084\"\u003e• Breaking Capacity: 15 kA\u003cbr data-end=\"1116\" data-start=\"1113\"\u003e• Mounting Type: DIN rail \/ panel mount\u003cbr data-end=\"1158\" data-start=\"1155\"\u003e• Protection Class: IP20\u003cbr data-end=\"1185\" data-start=\"1182\"\u003e• Operating Temperature: -25°C to +60°C\u003c\/p\u003e\n\u003ch3 data-end=\"1254\" data-start=\"1228\" data-section-id=\"1ln9bp8\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-end=\"1344\" data-start=\"1255\"\u003e• Siemens 3RV2021-4CA11\u003cbr data-end=\"1281\" data-start=\"1278\"\u003e• ABB S202-C10 Circuit Breaker\u003cbr data-end=\"1314\" data-start=\"1311\"\u003e• Schneider Electric \u003ca href=\"https:\/\/thrso8otlrvn3ffs-94008181038.shopifypreview.com\/products\/motor-stater-gv2me10-motor-starter?_pos=1\u0026amp;_sid=a1ddffbf6\u0026amp;_ss=r\"\u003eGV2ME10\u003c\/a\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":50558458954030,"sku":"New","price":204.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/3RV2021-4CA10.webp?v=1751526149","url":"https:\/\/plgautomation.com\/products\/siemens-3rv2021-4ca10-molded-case-circuit-breaker","provider":"PLG Automation ","version":"1.0","type":"link"}