Enhance your circuit protection with the WEIDMULLER BRANCH/3P CCTBRKR/D CURVE/20A circuit breaker, designed for reliable performance in various electrical applications. This miniature circuit breaker (MCB) is engineered to provide efficient overload and short-circuit protection for AC and DC circuits, ensuring safety and compliance in industrial, commercial, and residential environments.
Curve Type: D (Curve for high inrush current applications)
Rated Voltage: Suitable for AC/DC circuits (specific voltage ratings should be verified in datasheet)
Interrupting Capacity: Designed to safely interrupt fault currents without damage (specific values in datasheet)
Environmental Ratings: IP20, operational temperature from -35°C to 70°C, shock tested per IEC 60068-2-27
Mechanical Cycles: 20,000
Electrical Cycles: 6,000
Wire Size Compatibility: Up to 35mm²
Application & Usage
This circuit breaker is suitable for protecting wiring, motors, generators, transformers, and electronic devices in various industrial and commercial settings. It provides reliable overload and short-circuit protection, ensuring safety and compliance with UL 489 and UL 1077 standards.
Additional Information
Designed for DIN-Rail mounting for easy installation and maintenance
Can be manually switched or remotely tripped using auxiliary or shunt trip modules
Proven solution for applications in automotive manufacturing, chemical processing, renewable energy, rail vehicles, automation, pharmaceutical, steel production, telecom, and lighting systems
For more detailed technical data and application guidelines, please refer to the datasheet. Please note, the datasheet URL is provided for your convenience; always verify specifications before installation.
Disclaimer: The datasheet was not processed; please search the internet for the part number for more details.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
Choosing a selection results in a full page refresh.
Press the space key then arrow keys to make a selection.
Shopping Cart
{"id":10025344860477,"title":"BR3D20AC","handle":"br3d20ac","description":"\u003ch3\u003eWEIDMULLER BRANCH\/3P CCTBRKR\/D CURVE\/20A (Part Number: BR3D20AC)\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your circuit protection with the WEIDMULLER BRANCH\/3P CCTBRKR\/D CURVE\/20A circuit breaker, designed for reliable performance in various electrical applications. This miniature circuit breaker (MCB) is engineered to provide efficient overload and short-circuit protection for AC and DC circuits, ensuring safety and compliance in industrial, commercial, and residential environments.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: BR3D20AC\u003c\/li\u003e\n \u003cli\u003eManufacturer: WEIDMULLER\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Germany (DE)\u003c\/li\u003e\n \u003cli\u003eProduct Type: Circuit Protection\u003c\/li\u003e\n \u003cli\u003eProduct Category: Circuit Breaker\u003c\/li\u003e\n \u003cli\u003eUOM: EA (Each)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-we\/2549006.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCurrent Rating: 20A\u003c\/li\u003e\n \u003cli\u003eNumber of Poles: 3P (Three-phase)\u003c\/li\u003e\n \u003cli\u003eCurve Type: D (Curve for high inrush current applications)\u003c\/li\u003e\n \u003cli\u003eRated Voltage: Suitable for AC\/DC circuits (specific voltage ratings should be verified in datasheet)\u003c\/li\u003e\n \u003cli\u003eInterrupting Capacity: Designed to safely interrupt fault currents without damage (specific values in datasheet)\u003c\/li\u003e\n \u003cli\u003eEnvironmental Ratings: IP20, operational temperature from -35°C to 70°C, shock tested per IEC 60068-2-27\u003c\/li\u003e\n \u003cli\u003eMechanical Cycles: 20,000\u003c\/li\u003e\n \u003cli\u003eElectrical Cycles: 6,000\u003c\/li\u003e\n \u003cli\u003eWire Size Compatibility: Up to 35mm²\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication \u0026amp; Usage\u003c\/h3\u003e\n\u003cp\u003eThis circuit breaker is suitable for protecting wiring, motors, generators, transformers, and electronic devices in various industrial and commercial settings. It provides reliable overload and short-circuit protection, ensuring safety and compliance with UL 489 and UL 1077 standards.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDesigned for DIN-Rail mounting for easy installation and maintenance\u003c\/li\u003e\n \u003cli\u003eCan be manually switched or remotely tripped using auxiliary or shunt trip modules\u003c\/li\u003e\n \u003cli\u003eProven solution for applications in automotive manufacturing, chemical processing, renewable energy, rail vehicles, automation, pharmaceutical, steel production, telecom, and lighting systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed technical data and application guidelines, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-we\/2549006.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note, the datasheet URL is provided for your convenience; always verify specifications before installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T18:40:40+05:30","created_at":"2025-08-14T18:40:40+05:30","vendor":"Waldom Electonics","type":"Circuit Protection","tags":["20A","Circuit","IMPORT_CSV","WEIDM","WLDM"],"price":536347,"price_min":536347,"price_max":536347,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50619923890493,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"BR3D20AC","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"BR3D20AC","public_title":null,"options":["Default Title"],"price":536347,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"BR3D20AC","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/44988963_WE_BR3D20AC_01.jpg?v=1755177043"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44988963_WE_BR3D20AC_01.jpg?v=1755177043","options":["Title"],"media":[{"alt":null,"id":45838390886717,"position":1,"preview_image":{"aspect_ratio":1.5,"height":1632,"width":2448,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44988963_WE_BR3D20AC_01.jpg?v=1755177043"},"aspect_ratio":1.5,"height":1632,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/44988963_WE_BR3D20AC_01.jpg?v=1755177043","width":2448}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eWEIDMULLER BRANCH\/3P CCTBRKR\/D CURVE\/20A (Part Number: BR3D20AC)\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your circuit protection with the WEIDMULLER BRANCH\/3P CCTBRKR\/D CURVE\/20A circuit breaker, designed for reliable performance in various electrical applications. This miniature circuit breaker (MCB) is engineered to provide efficient overload and short-circuit protection for AC and DC circuits, ensuring safety and compliance in industrial, commercial, and residential environments.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: BR3D20AC\u003c\/li\u003e\n \u003cli\u003eManufacturer: WEIDMULLER\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Germany (DE)\u003c\/li\u003e\n \u003cli\u003eProduct Type: Circuit Protection\u003c\/li\u003e\n \u003cli\u003eProduct Category: Circuit Breaker\u003c\/li\u003e\n \u003cli\u003eUOM: EA (Each)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-we\/2549006.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCurrent Rating: 20A\u003c\/li\u003e\n \u003cli\u003eNumber of Poles: 3P (Three-phase)\u003c\/li\u003e\n \u003cli\u003eCurve Type: D (Curve for high inrush current applications)\u003c\/li\u003e\n \u003cli\u003eRated Voltage: Suitable for AC\/DC circuits (specific voltage ratings should be verified in datasheet)\u003c\/li\u003e\n \u003cli\u003eInterrupting Capacity: Designed to safely interrupt fault currents without damage (specific values in datasheet)\u003c\/li\u003e\n \u003cli\u003eEnvironmental Ratings: IP20, operational temperature from -35°C to 70°C, shock tested per IEC 60068-2-27\u003c\/li\u003e\n \u003cli\u003eMechanical Cycles: 20,000\u003c\/li\u003e\n \u003cli\u003eElectrical Cycles: 6,000\u003c\/li\u003e\n \u003cli\u003eWire Size Compatibility: Up to 35mm²\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication \u0026amp; Usage\u003c\/h3\u003e\n\u003cp\u003eThis circuit breaker is suitable for protecting wiring, motors, generators, transformers, and electronic devices in various industrial and commercial settings. It provides reliable overload and short-circuit protection, ensuring safety and compliance with UL 489 and UL 1077 standards.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDesigned for DIN-Rail mounting for easy installation and maintenance\u003c\/li\u003e\n \u003cli\u003eCan be manually switched or remotely tripped using auxiliary or shunt trip modules\u003c\/li\u003e\n \u003cli\u003eProven solution for applications in automotive manufacturing, chemical processing, renewable energy, rail vehicles, automation, pharmaceutical, steel production, telecom, and lighting systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed technical data and application guidelines, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-we\/2549006.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note, the datasheet URL is provided for your convenience; always verify specifications before installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
