{"product_id":"schneider-electric-qob3305237","title":"Schneider Electric QOB3305237 30A 3-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Schneider Electric QOB3305237: a compact, high-precision circuit breaker engineered for robust protection and seamless monitoring in modern electrical panels. With a 30 A rating, a 3-pole design, and a 240 V operating capacity, this unit is purpose-built for reliable three-phase protection while providing signal-ready capabilities through its integrated potential transformer.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e30 A current rating:\u003c\/strong\u003e dependable protection for individual feeders and motor circuits without unnecessary nuisance tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole construction:\u003c\/strong\u003e synchronized protection across all three phases, ideal for balanced three-phase loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e240 V operating voltage:\u003c\/strong\u003e suited for common commercial and industrial distribution setups where three-phase power is standard.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated potential transformer:\u003c\/strong\u003e enables accurate monitoring, metering, and protection signaling directly from the breaker to relays or power management systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number clarity:\u003c\/strong\u003e QOB3305237 aligns with Schneider Electric’s QOB family for straightforward sourcing and panel compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-phase motor feeders in manufacturing facilities where real-time current data supports predictive maintenance and uptime.\u003c\/li\u003e \u003cli\u003eCommercial electrical distribution panels requiring both overcurrent protection and signal-ready monitoring for building automation systems.\u003c\/li\u003e \u003cli\u003eData centers and engine rooms where precise protection coordination and reliable fault signaling are essential for continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cp\u003eThis Schneider Electric solution goes beyond basic protection by integrating a potential transformer, which streamlines the path from protection to monitoring. The result is faster fault diagnosis, easier integration with relays and meters, and reduced wiring complexity in complex panel configurations. By choosing QOB3305237, you’re selecting a trusted, globally supported component from Schneider Electric that aligns with standard QOB panel layouts and electrical codes demanding rigorous protection and accurate signal output.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong current rating:\u003e 30 A\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong poles:\u003e 3\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong voltage rating:\u003e 240 V\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong type:\u003e Circuit Breaker with Potential Transformer\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong part number:\u003e QOB3305237\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong manufacturer:\u003e Schneider Electric\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong series:\u003e QOB\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eDesigned for use in Schneider Electric QOB-compatible panels and enclosures. Ensure proper mounting in a suitable 3-pole slot, verify alignment with busbars, and follow local electrical codes for torque and termination practices. Use this unit where you need both reliable overcurrent protection and accessible monitoring signals to support protective relays and metering hardware.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":46423538663586,"sku":"QOB3305237","price":1150.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schneider-electric-qob3305237-30a-3-pole-240-v-circuit-breaker-271.webp?v=1789313726","url":"https:\/\/www.ampstate.com\/products\/schneider-electric-qob3305237","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}