{"product_id":"siemens-bq3b070h00s01","title":"Siemens BQ3B070H00S01 70A 3-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens BQ3B070H00S01: a rugged 3-pole circuit breaker engineered for reliable protection in demanding three-phase power systems. With a 70 A current rating and a 240 V design, this device is built to smoothly safeguard industrial and commercial electrical distributions while integrating with measurement and protection schemes that rely on a potential transformer interface.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 70 A — provides strong protection for motors, feeders, and critical loads without excessive nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 — ideal for three-phase power distribution, ensuring synchronized disconnection of all live conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V — suited for standard distribution networks and typical three-phase installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePotential transformer interface:\u003c\/strong\u003e designed to support metering and protection relays through compatible connections, enabling accurate current measurement and relay coordination.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e purpose-built for Siemens panels and ecosystem, streamlining replacement and system integration with familiar form factors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BQ3B070H00S01 — precise identification for ordering, stocking, and cross-reference within Siemens protection and monitoring solutions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems does it solve?\u003c\/strong\u003e This unit delivers dependable protection for three-phase circuits while simplifying integration with monitoring equipment. The potential transformer interface makes it straightforward to feed accurate current signals to metering systems and protection relays, reducing wiring complexity and improving visibility into load behavior across your distribution network.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal for:\u003c\/strong\u003e facility engineers, panel builders, and electrical contractors working in data centers, manufacturing floors, HVAC and motor-control neighborhoods, or any application requiring robust three-phase protection at 240 V with easy measurement integration.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this Siemens breaker?\u003c\/strong\u003e You’re selecting a device backed by Siemens engineering, designed to deliver consistent trip performance, dependable mechanical durability, and seamless compatibility with Siemens protection schemes. When upgrading protection or adding metering capabilities, this 70 A, 3-pole unit provides the right balance of protection and measurement readiness without sacrificing panel space or reliability.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BQ3B070H00S01\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 70 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423039180962,"sku":"BQ3B070H00S01","price":1821.0,"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-bq3b070h00s01","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}