{"product_id":"siemens-bqd320-3-pole-circuit-breaker-trusted-supplier","title":"BQD320 | Siemens 3 Pole Circuit Breaker","description":"\u003ch4\u003eDescription\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Siemens BQD320 is a compact, bolt-on molded case circuit breaker designed for three-phase distribution systems. Rated at 20A with a voltage capability of 240 VAC \/ 480Y\/277 VAC, it provides reliable thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. With a 14 kA interrupt rating at 480Y\/277 VAC, this breaker is UL listed and CSA certified for use in commercial and industrial load centers.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCircuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBQD320\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMolded Case Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFamily\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBQD Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBQD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e240 VAC \/ 480Y\/277 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePoles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrip Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLI – Long-Time \u0026amp; Instantaneous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAIC Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 kA @ 480Y\/277 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Listed, CSA Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eInformation About BQD320\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe BQD320 is part of Siemens’ BQD Series, a family of bolt-on breakers designed for efficient installation and dependable performance in panelboards and load centers. Its three-pole design supports balanced protection and switching in three-phase systems, making it suitable for a wide range of commercial and light industrial applications. The breaker’s thermal-magnetic trip unit provides long-time overload protection and instantaneous response to short-circuit events, forming a comprehensive LI protection profile. With a 14 kA interrupting capacity at 480Y\/277 VAC and durable molded case construction, the BQD320 ensures safe, long-term operation in demanding electrical environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThermal-magnetic trip: Provides overload (thermal) and instantaneous short-circuit (magnetic) protection.\u003c\/li\u003e\n\u003cli\u003eLI trip functions: Long-Time and Instantaneous protection for standard branch circuits.\u003c\/li\u003e\n\u003cli\u003e20A, 240\/480Y\/277V rating: Suitable for small three-phase loads in commercial settings.\u003c\/li\u003e\n\u003cli\u003e14 kA interrupt rating: Handles significant fault currents safely.\u003c\/li\u003e\n\u003cli\u003eBolt-on connection: Ensures secure mounting in compatible Siemens panelboards.\u003c\/li\u003e\n\u003cli\u003eThree-pole configuration: Supports full three-phase circuit protection.\u003c\/li\u003e\n\u003cli\u003eCompact molded case design: Ideal for dense load center or panelboard layouts.\u003c\/li\u003e\n\u003cli\u003eUL Listed and CSA Certified: Meets recognized North American safety standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe BQD320 delivers the reliability and precision required for safe and efficient protection of three-phase electrical systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48566012346666,"sku":"BQD320","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/BQD320.webp?v=1716892689","url":"https:\/\/iqelectro.com\/products\/siemens-bqd320-3-pole-circuit-breaker-trusted-supplier","provider":"IQElectro","version":"1.0","type":"link"}