{"product_id":"transformer-protection-relay-ge-multilin-t35eoohch-series","title":"Transformer Protection Relay GE Multilin T35EOOHCH Series","description":"\u003ch3\u003e\u003cstrong\u003eTechnical Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35E00HCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a premier digital protection system within the GE Multilin Universal Relay (UR) family, specifically optimized for the management of power transformers, autotransformers, and generator step-up (GSU) units. This microprocessor-based relay provides high-speed, secure differential protection capable of managing up to six sets of current transformer (CT) inputs. Its architectural versatility allows for the protection of complex two-winding and three-winding configurations, ensuring sub-cycle fault detection. By integrating advanced restraint algorithms, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35E00HCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eeffectively differentiates between internal faults and magnetizing inrush or overexcitation, preventing nuisance trips while maintaining maximum sensitivity for internal winding insulation failures.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Data\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35E00HCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehardware and firmware are designed to meet the following high-availability specifications:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: GE Multilin (General Electric)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Configuration\u003c\/strong\u003e: T35E00HCH (Universal Relay Platform)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCore Protection Functions\u003c\/strong\u003e:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRestricted Earth Fault (REF) and Transformer Differential (87T)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePhase, Ground, and Neutral Overcurrent (50\/51, 50N\/51N)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnder\/Over-frequency and Voltage elements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThermal Overload monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCT Input Capacity\u003c\/strong\u003e: Supports up to 6 sets of CTs for multi-winding protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Stack\u003c\/strong\u003e:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Protocols\u003c\/strong\u003e: IEC 61850 (Editions 1 \u0026amp; 2), Routable GOOSE (R-GOOSE)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLegacy Integration\u003c\/strong\u003e: Modbus RTU\/TCP, DNP 3.0, and EGD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUser Interface\u003c\/strong\u003e: 7-inch integrated full-color graphical HMI with local control mimics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecurity Suite\u003c\/strong\u003e: Embedded CyberSentry™ technology (NERC CIP and IEEE 1686 compliant)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Range\u003c\/strong\u003e: Industrial-grade endurance from -40°C to +70°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFault Diagnostics\u003c\/strong\u003e: Integrated COMTRADE waveform capture and sequence of events (SOE) logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDigital Substation Integration and Automation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35E00HCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a cornerstone of modern digital substation architecture. Utilizing high-speed peer-to-peer GOOSE messaging, the relay can coordinate with other UR-series devices for bus interlocking and breaker failure schemes without physical hardwiring. Its FlexLogic™ engine enables engineers to program complex automation sequences directly within the relay, reducing the need for external auxiliary timers and logic controllers. For critical infrastructure, the integrated cybersecurity features provide encrypted access and detailed audit trails, ensuring the transformer protection remains shielded from unauthorized network interference.\u003c\/p\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":44092569092195,"sku":"T35EOOHCH","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/194.png?v=1774946711","url":"https:\/\/precisemodule.com\/products\/transformer-protection-relay-ge-multilin-t35eoohch-series","provider":"Precise Module Ltd.","version":"1.0","type":"link"}