{"product_id":"siemens-hqr22b100hl","title":"Siemens HQR22B100HL 100A 2-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eDiscover dependable overcurrent protection with the Siemens HQR22B100HL 100A 2-Pole 240 V Circuit Breaker. Built to safeguard 240 V circuits in residential, commercial, and light industrial settings, this device delivers reliable performance when it matters most. Part Number HQR22B100HL ensures clear identification within Siemens protection systems, and its two-pole design provides balanced, simultaneous interruption of both conductors for safer, more effective protection on 240 V loads.\u003c\/p\u003e \u003ch3\u003eKey specifications and capabilities\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 100 A — suitable for protecting feeders and larger branch circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2 — ensures simultaneous disconnection of both hot lines in split-phase 240 V configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V — designed for standard 240 V distribution environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HQR22B100HL — precise identification for service and ordering within Siemens systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for protection schemes:\u003c\/strong\u003e compatible with protection architectures that may include potential transformer-based monitoring and metering components.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong targeted protection for v circuits:\u003e The two-pole design ensures both legs shut off together, minimizing the risk of half-energized faults and improving overall electrical safety.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong reliable easy integration:\u003e Engineered to fit into compatible Siemens panels and protection ecosystems, enabling straightforward replacement or expansion of existing circuits.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong clear identification and traceability:\u003e The dedicated part number HQR22B100HL helps with accurate ordering, inventory management, and maintenance records.\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong versatile use cases:\u003e Ideal for large appliance feeds, motor circuits, air handling units, and other 240 V loads in homes and small-to-mid-size commercial installations.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical applications and use cases\u003c\/h3\u003e\n\u003cp\u003eUse the Siemens HQR22B100HL to protect feeders that require robust, dual-pole interruption at 240 V. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFeeding high‑draw appliances like central air systems, electric water heaters, and large HVAC components.\u003c\/li\u003e \u003cli\u003eSub‑panels and main feeders in multi‑wire branch circuits where balanced protection is essential.\u003c\/li\u003e \u003cli\u003ePanels that utilize protection strategies incorporating potential transformers for monitoring and metering, ensuring cohesive system protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIncorporate this Siemens circuit breaker into your electrical protection strategy to achieve predictable response, easy maintenance, and dependable operation across a range of 240 V applications. Always follow local electrical codes and panel manufacturer guidelines during installation and replacement to ensure safety and compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423586472098,"sku":"HQR22B100HL","price":2318.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hqr22b100hl-100a-2-pole-240-v-circuit-breaker-potential-180.webp?v=1789317968","url":"https:\/\/www.ampstate.com\/products\/siemens-hqr22b100hl","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}