{"product_id":"siemens-bqch3b070-circuit-breaker","title":"Siemens | BQCH3B070 | Circuit Breaker | 70A | 3-Pole | 480V | 14kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens BQCH3B070 Circuit Breaker\u003c\/strong\u003e — a robust 70A, 3‑pole unit designed for 480V three‑phase service with a 14kA interrupting capacity. Bolt‑On mounting offers a secure, straightforward installation in compatible Siemens panels, making it ideal for maintenance, retrofit, and replacement projects.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 70A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupting Capacity\u003c\/strong\u003e: 14kA\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Bolt‑On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: BQCH3B070 (best compatibility reference)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility focus\u003c\/strong\u003e: Directly suitable for Siemens bolt‑on panels and systems designed for this family\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this Siemens circuit breaker stands out: it’s a precise spec match for 480V, three‑phase distribution with a high interrupting capacity, designed to protect critical equipment and personnel. The three‑pole design ensures all live conductors disconnect together for enhanced safety, while the bolt‑on mounting delivers a quick, secure installation without complicated wiring changes.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact spec match\u003c\/strong\u003e—BQCH3B070 ensures reliable protection in 480V, 3‑phase networks, aligning with Siemens protection strategies and existing panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, secure installation\u003c\/strong\u003e—Bolt‑On mounting reduces installation time and provides strong mechanical stability in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted brand and support\u003c\/strong\u003e—Part of Siemens’ bolt‑on family, offering predictable performance and compatibility within a Siemens‑centric electrical system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e include maintenance on legacy Siemens bolt‑on panels, retrofits to bring 3‑phase 480V distribution up to current protection standards, and replacements for failed breakers in industrial settings where precise spec matching is essential.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eImportant compatibility note\u003c\/strong\u003e: Confirm fit and ratings before ordering. The part number \u003cstrong\u003eBQCH3B070\u003c\/strong\u003e is the best reference for compatibility with your panel and bus configuration.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBefore purchasing, verify that your panel accepts bolt‑on breakers of this family and that the 14kA interrupting capacity meets your system’s fault‑current levels.\u003c\/li\u003e \u003cli\u003eUse this breaker in 480V, three‑phase applications where three‑pole disconnection is required for safety and code compliance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who need dependable, precise protection in 480V 3‑phase environments, the Siemens BQCH3B070 offers a reliable, straightforward path to maintain power integrity, safety, and performance in your electrical distribution system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424392794274,"sku":"BQCH3B070","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bqch3b070-circuit-breaker-70a-3-pole-480v-14ka-bolt-830.webp?v=1789350643","url":"https:\/\/www.ampstate.com\/products\/siemens-bqch3b070-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}