{"product_id":"abb-hesg448614r1-control-relay","title":"ABB HESG448614R1 Control Relay","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe ABB\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHESG448614R1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance, compact transformer protection and control relay engineered for demanding utility and industrial substations. This intelligent electronic device (IED) features advanced differential protection algorithms, overcurrent tracking, and customizable multi-layer control logic, enabling rapid fault isolation and secure power system stability.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number Designation\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHESG448614R1\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Classification\u003c\/strong\u003e: Protection, Automation, and Control Relay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCore Protection Suite\u003c\/strong\u003e: Dual-winding differential protection, overcurrent, thermal overload calculation, voltage\/frequency tracking, and breaker failure detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNative Communication Protocols\u003c\/strong\u003e: IEC 61850 Edition 2, IEC 60870-5-103, Modbus®, DNP3, and Profibus DPV1 (supported via SPA-ZC 302 adapter)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProgrammable Logic Framework\u003c\/strong\u003e: Multi-layer logic building blocks (timers, flip-flops, gates) configured via ABB PCM600 software\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePre-Defined Settings Configurations\u003c\/strong\u003e: 8 specialized grounding schemes supporting high-impedance and low-impedance grounding architectures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAuxiliary Operational Voltage\u003c\/strong\u003e: 24 V DC system rating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnclosure Protection Classification\u003c\/strong\u003e: IP20 touch-safe rating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCabinet Mounting Footprint\u003c\/strong\u003e: Standard DIN rail or rear surface panel mounting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStructural Installation Orientation\u003c\/strong\u003e: Horizontal or vertical (Note: Vertical mounting orientation requires thermal derating factors)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperational Ambient Temperature\u003c\/strong\u003e: −20°C to +55°C continuous utility conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhysical Module Dimensions\u003c\/strong\u003e: 67.5 mm Width x 135 mm Depth x 28 mm Height\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Hardware Mass\u003c\/strong\u003e: 1.5 kg (3.31 lbs) dense protective chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Development\u003c\/strong\u003e: Switzerland\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndustrial Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSubstation Step-Down Monitoring\u003c\/strong\u003e: Protects primary step-down substation transformers against catastrophic internal winding insulation faults and phase-to-phase shorts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCoordinated Breaker Trip Triangulation\u003c\/strong\u003e: Deploys localized breaker failure protection logic to send backup trip commands to upstream grid segments if a primary breaker fails to clear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial Cogeneration Integration\u003c\/strong\u003e: Interlocks distributed industrial generator transformers with utility ties using high-accuracy voltage and frequency shift sensing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRetrofit Control Panel Upgrades\u003c\/strong\u003e: Mounts onto existing cabinet spaces to upgrade legacy electromechanical relay arrays into digital, IEC 61850-compliant automated grid architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45024143081587,"sku":"HESG448614R1","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-14_15-48-35.png?v=1779352634","url":"https:\/\/www.dcssupplier.com\/products\/abb-hesg448614r1-control-relay","provider":"DcsSupplier Limited","version":"1.0","type":"link"}