{"product_id":"ghc3030","title":"Cutler Hammer GHC3030 - 30A, 277VAC, 3-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eThe Cutler Hammer \u003cstrong\u003eGHC3030\u003c\/strong\u003e is a purpose-built 3-Pole circuit breaker designed for dependable overcurrent protection in demanding electrical environments. Rated at \u003cstrong\u003e30A\u003c\/strong\u003e and operating up to \u003cstrong\u003e277VAC\u003c\/strong\u003e, this device is a slim, three-phase solution for panelboards, switchboards, and control panels that power motors, conveyors, and other industrial loads.\u003c\/p\u003e \u003cp\u003eWhy this 3-Pole configuration matters\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e provides synchronized trip across all phases, reducing the risk of unbalanced currents and protecting three-phase equipment in motor control centers and distribution panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e277VAC compatibility\u003c\/strong\u003e aligns with commercial lighting and HVAC circuits, as well as general-purpose three-phase distributions common in industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e30A rating\u003c\/strong\u003e offers precise protection for moderate-duty feeders and motor circuits, helping prevent nuisance trips while safeguarding equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, industry-standard design\u003c\/strong\u003e complements Cutler Hammer installations and OEM assemblies, ensuring reliable performance in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use cases\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMotor control centers and equipment enclosures where three-phase protection is essential\u003c\/li\u003e \u003cli\u003eDistribution panels and switchboards in manufacturing facilities, warehouses, and processing plants\u003c\/li\u003e \u003cli\u003eCommercial electrical gear such as three-phase feeders for lighting and power distribution systems\u003c\/li\u003e \u003cli\u003eOEM panel assemblies requiring a dependable 3-pole, 277VAC circuit interrupter\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat makes the GHC3030 stand out\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSpecific three-phase protection\u003c\/strong\u003e tailored for balanced load scenarios, helping to maintain system stability during faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStandardized form and fit\u003c\/strong\u003e within Cutler Hammer ecosystems, making field replacements and panel upgrades straightforward.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear, actionable protection\u003c\/strong\u003e by design—engineered for safe operation in distribution panels, motor control centers, and control panels where downtime and damage must be minimized.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical considerations for deployment\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eConfirm that your enclosure and bus arrangement support a 3-pole, 277VAC device and that mounting and wiring are aligned with electrical codes and manufacturer guidelines.\u003c\/li\u003e \u003cli\u003eUse as part of a holistic protection strategy in three-phase systems to safeguard motors, drives, and other critical loads.\u003c\/li\u003e \u003cli\u003eSchedule routine inspections of connections and mounting to sustain reliable performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor engineers, electricians, and panel builders seeking a focused, trustworthy three-phase protection solution, the \u003cstrong\u003eCutler Hammer GHC3030\u003c\/strong\u003e delivers precise current control, robust construction, and seamless integration with three-phase distribution schemes. This is where dependable protection meets practical, real-world application—protecting equipment, reducing downtime, and keeping systems running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Cutler Hammer","offers":[{"title":"Default","offer_id":46390594928802,"sku":"GHC3030","price":954.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_3dd16570-a4bf-4c9a-9c15-b7b2466fff64.png?v=1765377416","url":"https:\/\/www.ampstate.com\/products\/ghc3030","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}