Description 
The GE IS200VPROH2B is an emergency turbine protection board used in the Mark VI Speedtronic system. It provides independent, triple-redundant overspeed protection and exhaust temperature monitoring for gas and steam turbines, ensuring safe and reliable operation.
Specifications
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Model Number: IS200VPROH2B
 
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System Compatibility: GE Mark VI Speedtronic
 
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Protection Functions: Overspeed, exhaust over-temperature, backup synchronization check
 
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Input Channels: 9 thermocouple inputs, 3 analog current inputs
 
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Redundancy: Triple VPRO boards for independent protection
 
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Trip Control: Interfaces with TREG boards to actuate trip solenoids
 
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Connectors: Dual backplane connectors, DIN, multi-pin D-type, vertical ribbon connector
 
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Power Supply: Onboard 5 VDC and 28 VDC from cabinet PDM
 
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Dimensions: Approx. 28 cm × 15 cm × 5 cm
 
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Weight: ~0.6 kg
 
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Warranty: 1 year
 
Features
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Triple Redundancy: Three VPRO boards operate independently for fail-safe turbine protection
 
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Exhaust Monitoring: Nine thermocouple inputs enable precise over-temperature diagnostics
 
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Backup Sync Check: Ensures turbine synchronization before trip activation
 
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Modular Integration: Works with TREG and TPRO boards in Mark VI architecture
 
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Robust Connectivity: Multiple connector types for flexible system interfacing
 
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Industrial Reliability: Designed for high-performance turbine control in critical applications
 
      
              
    
 
     
            
                
    
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