{"product_id":"siemens-bq3m020","title":"Siemens BQ3M020 20A 3-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens BQ3M020 20A 3-Pole 240 V Circuit Breaker delivers dependable protection for three‑phase electrical systems. Designed to integrate with Siemens panels that accept BQ‑series breakers, this 3‑pole unit safeguards critical 240 V loads from overloads and faults, helping prevent equipment damage and unexpected downtime.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree‑pole design for 3‑phase protection in a single, compact package\u003c\/li\u003e \u003cli\u003e20 A current rating suitable for a wide range of 240 V loads\u003c\/li\u003e \u003cli\u003eVoltage rating: 240 V for typical commercial and light industrial 3‑phase systems\u003c\/li\u003e \u003cli\u003ePart Number: BQ3M020, keeping you stocked with the exact Siemens replacement you need\u003c\/li\u003e \u003cli\u003eOptimized for compatibility with Siemens panels that accept BQ breakers, ensuring a straightforward swap or installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eApplications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e保护 three‑phase motors, compressors, conveyors, and other balanced loads in 240 V systems\u003c\/li\u003e \u003cli\u003eIdeal for panel upgrades, new installations, or replacements where a BQ‑series, 3‑pole breaker is specified\u003c\/li\u003e \u003cli\u003eCommonly used in commercial and light industrial environments such as HVAC equipment rooms, manufacturing lines, and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cp\u003eThe Siemens BQ3M020 provides targeted protection where three independent conductors share a single protective device. By selecting a breaker that matches both the load characteristics and the panel compatibility, you reduce risk, minimize nuisance trips, and simplify maintenance. This is a purpose‑built solution for reliable 3‑phase protection in 240 V applications, backed by Siemens’ long‑standing engineering standards.\u003c\/p\u003e \u003ch3\u003ePractical details and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eBefore installation, confirm that your panel accepts BQ‑series breakers and that the load falls within the 240 V, 3‑phase specification\u003c\/li\u003e \u003cli\u003eReplace like‑for‑like with the exact Part Number: BQ3M020 to maintain system protection integrity\u003c\/li\u003e \u003cli\u003eFollow standard electrical safety procedures: de‑energize equipment, verify absence of voltage, and torque connections per local code requirements\u003c\/li\u003e \u003cli\u003eFor upgrades or maintenance, keep a small stock of compatible Siemens BQ breakers to minimize downtime\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the \u003cstrong\u003eSiemens BQ3M020 20A 3-Pole 240 V Circuit Breaker\u003c\/strong\u003e for reliable, precise protection of your 3‑phase 240 V circuits, with a direct path to safer, smoother operation in your Siemens panel ecosystem.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423589716130,"sku":"BQ3M020","price":1797.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3m020","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}