{"product_id":"square-d-hgl36020aabcsd","title":"Square D HGL36020AABCSD 36020A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HGL36020AABCSD 36020A 3-Pole 600 V Circuit Breaker Potential Transformer is built for demanding industrial power systems where reliable protection and precise monitoring matter. This three-pole device is engineered to safeguard three-phase feeders and motors while seamlessly integrating with potential transformer-based metering and control schemes to support accurate energy measurement and fault isolation.\u003c\/p\u003e \u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eDesigned for serious electrical environments, this 3-pole circuit breaker delivers a robust 600 V maximum rating and a substantial current capacity. The HGL36020AABCSD family is chosen by panel builders and maintenance teams who need dependable overcurrent protection paired with measurement compatibility to support modern energy-management strategies.\u003c\/p\u003e \u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HGL36020AABCSD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 36020 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 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit breaker with potential transformer integration\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this model stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection for balanced three-phase systems:\u003c\/strong\u003e Equalized protection across all phases helps prevent unbalanced faults that can stress motors and feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V compatibility for industrial plants:\u003c\/strong\u003e Suited for common industrial distributions and switchgear environments where higher voltage protection is required.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePotential transformer integration:\u003c\/strong\u003e Built to support metering and control schemes that rely on scaled-down voltage\/current signals, enabling accurate monitoring without compromising protection performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable, field-friendly design:\u003c\/strong\u003e Engineered for durable operation in demanding settings, with a form factor that fits standard Square D panel architectures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProtection for three-phase motor circuits in manufacturing, processing, and packaging facilities\u003c\/li\u003e \u003cli\u003eFeeder protection in switchgear assemblies and panelboards where precise metering is needed\u003c\/li\u003e \u003cli\u003eCritical load distribution where easy integration with potential-transformer metering supports energy management and fault analysis\u003c\/li\u003e \u003cli\u003eIndustrial power distribution networks requiring robust interruption capability and compatibility with measurement equipment\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation, compatibility, and practical tips\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eVerify that your system voltage and three-phase configuration align with the 600 V rating and 3-pole design before installation.\u003c\/li\u003e \u003cli\u003eWhen integrating with a potential transformer-based metering scheme, follow the manufacturer’s wiring diagrams to ensure correct PT connections and signal routing for accurate data capture.\u003c\/li\u003e \u003cli\u003ePrepare for proper panel fit by consulting the enclosure and busbar layout in your Square D-compatible panels to ensure a clean, reliable installation.\u003c\/li\u003e \u003cli\u003eMaintenance: schedule periodic inspections of connection torque and insulation integrity, especially in harsh or dusty environments where electrical contact quality can drift over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWho should consider this product\u003c\/h2\u003e\n\u003cp\u003eElectrical engineers, panel builders, and maintenance technicians responsible for safeguarding industrial power distribution will appreciate the combination of solid overcurrent protection and potential-transformer compatibility. It’s particularly well-suited for environments where precise measurement and reliable trip performance are integral to safety, compliance, and efficiency.\u003c\/p\u003e \u003ch2\u003eBottom line\u003c\/h2\u003e\n\u003cp\u003eWith its three-pole design, 600 V rating, and potential transformer compatibility, the Square D HGL36020AABCSD offers targeted protection for three-phase systems while enabling accurate monitoring and metering. It’s a practical, purpose-built solution for industrial panels and switchgear that demand dependable protection paired with measurement-ready integration.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423300800674,"sku":"HGL36020AABCSD","price":510.0,"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\/square-d-hgl36020aabcsd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}