{"product_id":"woodward-highprotec-mcdgv4-2b0aca-generator-relay","title":"Woodward HighPROTEC MCDGV4-2B0ACA Generator Relay","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMCDGV4-2B0ACA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom Woodward’s HighPROTEC MCDGV4 series is a high-precision digital generator differential protection relay designed for medium and high-power synchronous generators.\u003cbr\u003eIt provides comprehensive unit and block protection, including optional integration of the step-up transformer within the protection zone.\u003c\/p\u003e\n\u003cp\u003eDeveloped by Woodward Kempen GmbH in Germany, this relay combines advanced differential algorithms with extensive generator-specific protection functions, making it suitable for utility-grade and industrial power generation systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProtection Functions and Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMCDGV4-2B0ACA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers full generator protection coverage using high-speed digital signal processing and configurable logic.\u003c\/p\u003e\n\u003cp\u003eSupported protection functions include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePhase differential protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEarth (ground) differential protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOvervoltage and undervoltage protection (59 \/ 27)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverfrequency and underfrequency protection (81O \/ 81U)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReverse power protection (32)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoss of excitation protection (40)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverfluxing protection (24)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThermal overload protection (49)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSynchronism check (25)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDirectional reactive power protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis wide protection scope allows the relay to replace multiple conventional protection devices in a single compact unit.\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\u003eProtection type: Generator differential and unit protection relay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCT inputs: Multiple phase and earth CT inputs (1 A \/ 5 A configurable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVT inputs: Voltage measurement up to 800 V (phase-to-phase)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAuxiliary supply: 24–250 VDC or 85–265 VAC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDigital inputs: Up to 8 configurable digital inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelay outputs: Up to 11 programmable output relays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog inputs: 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog outputs: 2\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTemperature inputs: RTD support (configuration-dependent)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication protocols:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eIEC 61850\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModbus RTU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModbus TCP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDNP3.0 TCP \/ UDP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIEC 60870-5-103\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication interfaces: Ethernet RJ45, RS-485\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEvent recording: Disturbance recorder, fault recorder, SOE logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUser interface: LCD display with keypad\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngineering software: SmartView SE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating temperature: –25 °C to +70 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStorage temperature: –40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Panel or door mounting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompliance: CE, IEC, EN standards for generator protection relays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":43952159129699,"sku":"MCDGV4-2B0ACA","price":310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/98._a03bc725-76f8-42e0-a1a9-6c5f37b347f4.jpg?v=1768439078","url":"https:\/\/www.autocontrolglobal.com\/products\/woodward-highprotec-mcdgv4-2b0aca-generator-relay","provider":"AutoControl Global","version":"1.0","type":"link"}