{"product_id":"is215vproh2bc-ge-emergency-overspeed-protection-board","title":"IS215VPROH2BC GE Emergency Overspeed Protection Board","description":"\u003ch2\u003e\u003cstrong\u003eTriple Redundant Emergency Protection for Turbines\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Electric\u003c\/strong\u003e engineered the \u003cstrong\u003eIS215VPROH2BC\u003c\/strong\u003e for critical safety applications. This Turbine Protection Board operates within \u003cstrong\u003eMark VI\u003c\/strong\u003e Speedtronic systems. It provides independent emergency overspeed protection with triple redundancy for maximum reliability.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eManufacturer \u0026amp; Model:\u003c\/strong\u003e\u003c\/span\u003e General Electric \u003cstrong\u003eIS215VPROH2BC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003c\/span\u003e Turbine Protection\/Emergency Trip Board\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e\u003c\/span\u003e Mark VI Speedtronic System\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eFrame Rate:\u003c\/strong\u003e\u003c\/span\u003e Up to 100 Hz operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e\u003c\/span\u003e 125 VDC input from cabinet PDM\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003c\/span\u003e 0°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eRedundancy:\u003c\/strong\u003e\u003c\/span\u003e Triple Modular Redundant (TMR) design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProtection System Architecture\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTriple redundant boards in dedicated Protection Module\u003c\/li\u003e\n\u003cli\u003eIndependent emergency trip function separate from main control\u003c\/li\u003e\n\u003cli\u003eThree separate sections: X, Y, and Z for maximum reliability\u003c\/li\u003e\n\u003cli\u003eCan shut down one section while turbine remains operational\u003c\/li\u003e\n\u003cli\u003eDedicated emergency overspeed protection system\u003c\/li\u003e\n\u003cli\u003eEnhanced safety for gas, steam, and wind turbine applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eTrip Solenoid Control\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eControls up to six trip solenoids (three per TREG board)\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eSolenoid Response:\u003c\/strong\u003e\u003c\/span\u003e 0.1 second L\/R time constant\u003c\/li\u003e\n\u003cli\u003eTREG provides positive side of 125 VDC power\u003c\/li\u003e\n\u003cli\u003eTRPG supplies negative side for complete circuit\u003c\/li\u003e\n\u003cli\u003eNEMA class E creepage rated solenoid circuits\u003c\/li\u003e\n\u003cli\u003e15A maximum fuse voltage rating capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eInput\/Output Signal Types\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEconomizing relays for efficiency optimization\u003c\/li\u003e\n\u003cli\u003eEmergency stop inputs for immediate shutdown\u003c\/li\u003e\n\u003cli\u003eTrip interlock inputs for coordinated protection\u003c\/li\u003e\n\u003cli\u003eTrip solenoid drivers for actuation control\u003c\/li\u003e\n\u003cli\u003eSeven trip interlock inputs per processor\u003c\/li\u003e\n\u003cli\u003eThree trip solenoid drivers per TREG board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePower Supply System\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnboard power supply on each VPRO board\u003c\/li\u003e\n\u003cli\u003eGenerates 5 VDC and 28 VDC from 125 VDC input\u003c\/li\u003e\n\u003cli\u003eThree independent power supplies in protection module\u003c\/li\u003e\n\u003cli\u003ePower drawn from cabinet Power Distribution Module\u003c\/li\u003e\n\u003cli\u003eEnsures stable voltage for optimal board operation\u003c\/li\u003e\n\u003cli\u003eRedundant design minimizes power supply failure impact\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eCommunication \u0026amp; Connectivity\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEthernet connection for IONet communications\u003c\/li\u003e\n\u003cli\u003eConnects to control modules for data exchange\u003c\/li\u003e\n\u003cli\u003eInterfaces with TPRO terminal board via Ethernet cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eSimplex Systems:\u003c\/strong\u003e\u003c\/span\u003e J1 cable to TSVO for trip signals\u003c\/li\u003e\n\u003cli\u003eEnables servo valve clamp function upon turbine trip\u003c\/li\u003e\n\u003cli\u003eStreamlined control architecture with minimal connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSpeed Monitoring Capabilities\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eMPU Input:\u003c\/strong\u003e\u003c\/span\u003e 27 mV peak minimum sensitivity at 2 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003ePulse Rate Range:\u003c\/strong\u003e\u003c\/span\u003e 2 Hz to 20 kHz operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eAccuracy:\u003c\/strong\u003e\u003c\/span\u003e Percentage of reading precision\u003c\/li\u003e\n\u003cli\u003eMonitors turbine speed for overspeed detection\u003c\/li\u003e\n\u003cli\u003eCritical data for emergency protection decisions\u003c\/li\u003e\n\u003cli\u003eHigh-sensitivity input for accurate measurements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eRelay Control System\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eControls 12 relays on TREG terminal board\u003c\/li\u003e\n\u003cli\u003eNine relays form three voting groups of three\u003c\/li\u003e\n\u003cli\u003eVoting mechanism controls three trip solenoids\u003c\/li\u003e\n\u003cli\u003eCentralized control streamlines system operation\u003c\/li\u003e\n\u003cli\u003eRedundant relay control enhances system reliability\u003c\/li\u003e\n\u003cli\u003eTREG entirely controlled by VPRO boards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eDiagnostic Functions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eK25A Relay Mismatch:\u003c\/strong\u003e\u003c\/span\u003e Detects driver state discrepancies\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eCoil Trouble Detection:\u003c\/strong\u003e\u003c\/span\u003e Identifies cabling or power issues\u003c\/li\u003e\n\u003cli\u003eAuto synchronous function diagnostics\u003c\/li\u003e\n\u003cli\u003eOpen circuit detection between terminal boards\u003c\/li\u003e\n\u003cli\u003ePower source availability verification\u003c\/li\u003e\n\u003cli\u003eConfiguration setting validation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSystem Integration\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePrimary I\/O processor for TPRO and TREG boards\u003c\/li\u003e\n\u003cli\u003eSimplified connections: J2 power cable and trip solenoids\u003c\/li\u003e\n\u003cli\u003eDedicated protection module housing\u003c\/li\u003e\n\u003cli\u003eIndependent from main turbine control system\u003c\/li\u003e\n\u003cli\u003eCompatible with gas, steam, and wind turbine applications\u003c\/li\u003e\n\u003cli\u003eEnhanced functionality over previous Mark V systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSafety Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIndependent emergency trip function\u003c\/li\u003e\n\u003cli\u003eTriple redundancy for maximum reliability\u003c\/li\u003e\n\u003cli\u003eRedundant power supply design\u003c\/li\u003e\n\u003cli\u003eServo valve clamp function in simplex systems\u003c\/li\u003e\n\u003cli\u003eControlled shutdown capability\u003c\/li\u003e\n\u003cli\u003eComprehensive diagnostic monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Availability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #2e8b57;\"\u003e\u003cstrong\u003eCurrent Status:\u003c\/strong\u003e\u003c\/span\u003e In stock for immediate shipment\u003c\/li\u003e\n\u003cli\u003eNew and original General Electric component\u003c\/li\u003e\n\u003cli\u003eTwo-fold revision history (B and C revisions)\u003c\/li\u003e\n\u003cli\u003eManufactured in the United States\u003c\/li\u003e\n\u003cli\u003eComplete with necessary documentation\u003c\/li\u003e\n\u003cli\u003eReady for integration into protection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eShipping \u0026amp; Delivery\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFast shipping via FedEx, UPS, and DHL services\u003c\/li\u003e\n\u003cli\u003eOrders typically ship within 24 business hours\u003c\/li\u003e\n\u003cli\u003eInternational shipping available worldwide\u003c\/li\u003e\n\u003cli\u003eComplete tracking information provided\u003c\/li\u003e\n\u003cli\u003eProfessional packaging ensures board protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat is the primary function of this board?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003eIS215VPROH2BC\u003c\/strong\u003e provides triple redundant emergency overspeed protection and trip functions for turbine systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eHow many trip solenoids can it control?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIt can control up to six trip solenoids, with three solenoids managed per TREG terminal board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat redundancy features are included?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFeatures triple redundant design with three independent sections (X, Y, Z) that can operate individually if needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat power supply does it use?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEach board has its own onboard power supply generating 5VDC and 28VDC from 125VDC cabinet input.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eHow does it communicate with other components?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUses Ethernet for IONet communications and interfaces with TPRO\/TREG boards via dedicated connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat diagnostic capabilities are included?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes diagnostics for relay mismatches, coil troubles, auto synchronous functions, and circuit continuity checks.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":47353969246466,"sku":"IS215VPROH2BC","price":615.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/IS215VPROH2BC-3.jpg?v=1770781379","url":"https:\/\/www.nex-auto.com\/products\/is215vproh2bc-ge-emergency-overspeed-protection-board","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}