Description
The GE IS220PPRAS1A is an Emergency Turbine Protection Terminal Board used in the Mark VIe control system. It provides backup overspeed protection and emergency trip functionality, ensuring safe turbine operation in critical industrial environments.
Specifications
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Manufacturer: General Electric (GE)
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Model: IS220PPRAS1A
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Series: Mark VIe
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Board Type: Emergency Turbine Protection Terminal Board
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Technology: Surface mount
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Dimensions: Approximately 8.26 cm × 4.19 cm
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Operating Temperature: -30°C to +65°C
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Communication Interface: Ethernet (IONet)
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Redundancy Architecture: Triple Modular Redundant (TMR)
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Mounting: Directly mounts to TREA terminal board
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Compliance: IEC 61508 certified version available
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Country of Origin: USA
Features
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Backup Overspeed Protection: Independent hardware-based protection for turbine safety
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Triple Modular Redundancy: Ensures fault tolerance and high reliability
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Six-Speed Signal Support: Accepts three pairs of speed inputs for precise monitoring
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Real-Time Diagnostics: Monitors primary control and trip board status continuously
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Ethernet Communication: High-speed data exchange via IONet
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Modular Integration: Works with TREA and WREA boards for full protection functionality
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Certified Safety: Available in versions suitable for IEC 61511 safety loops
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