• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • GE IS2020RKPSG2A Power Supply Board

                                                                                                                                                                                                                                                                                                                  Product Description

                                                                                                                                                                                                                                                                                                                  GE IS2020RKPSG2A is a VME Rack Power Supply Module (RKPS) manufactured by GE Industrial Systems for the Mark VI Speedtronic Turbine Control System. It provides regulated DC power for GE turbine control racks and associated control modules.

                                                                                                                                                                                                                                                                                                                  The module is installed in the Mark VI VME control rack and supplies multiple DC output voltages required by turbine control processors, I/O boards, and interface modules.

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                                                                                                                                                                                                                                                                                                                  Specifications

                                                                                                                                                                                                                                                                                                                  • Brand: GE (General Electric)
                                                                                                                                                                                                                                                                                                                  • Model: IS2020RKPSG2A
                                                                                                                                                                                                                                                                                                                  • Product Type: VME Rack Power Supply Module
                                                                                                                                                                                                                                                                                                                  • Series: Mark VI Speedtronic Turbine Control System
                                                                                                                                                                                                                                                                                                                  • Functional Acronym: RKPS
                                                                                                                                                                                                                                                                                                                  • Input Voltage: 125 VDC
                                                                                                                                                                                                                                                                                                                  • Output Power: 400 W
                                                                                                                                                                                                                                                                                                                  • Output Voltages:
                                                                                                                                                                                                                                                                                                                    • +5 VDC
                                                                                                                                                                                                                                                                                                                    • ±12 VDC
                                                                                                                                                                                                                                                                                                                    • ±15 VDC
                                                                                                                                                                                                                                                                                                                    • ±28 VDC
                                                                                                                                                                                                                                                                                                                  • Optional Output: 335 VDC (for compatible flame detector applications)
                                                                                                                                                                                                                                                                                                                  • Redundancy Support: Yes
                                                                                                                                                                                                                                                                                                                  • Operating Temperature: 0°C to 60°C
                                                                                                                                                                                                                                                                                                                  • Mounting: Mark VI VME rack power supply position

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                                                                                                                                                                                                                                                                                                                  Functions

                                                                                                                                                                                                                                                                                                                  • Provides DC power for GE Mark VI turbine control racks
                                                                                                                                                                                                                                                                                                                  • Supplies operating voltages for VME control modules
                                                                                                                                                                                                                                                                                                                  • Supports reliable operation of turbine protection and control systems
                                                                                                                                                                                                                                                                                                                  • Provides power distribution for multiple rack sections
                                                                                                                                                                                                                                                                                                                  • Includes status monitoring through front-panel indicators

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                                                                                                                                                                                                                                                                                                                  Advantages & Features

                                                                                                                                                                                                                                                                                                                  • Designed specifically for GE Mark VI turbine control platforms
                                                                                                                                                                                                                                                                                                                  • High reliability for continuous power generation applications
                                                                                                                                                                                                                                                                                                                  • Supports redundant power configurations
                                                                                                                                                                                                                                                                                                                  • Multiple DC output voltage levels available
                                                                                                                                                                                                                                                                                                                  • Modular design for easier maintenance and replacement
                                                                                                                                                                                                                                                                                                                  • Suitable for critical turbine automation systems

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                                                                                                                                                                                                                                                                                                                  Applications

                                                                                                                                                                                                                                                                                                                  • Gas turbine control systems
                                                                                                                                                                                                                                                                                                                  • Steam turbine control systems
                                                                                                                                                                                                                                                                                                                  • Power plant automation
                                                                                                                                                                                                                                                                                                                  • Generator control systems
                                                                                                                                                                                                                                                                                                                  • Speedtronic Mark VI control cabinets
                                                                                                                                                                                                                                                                                                                  • Industrial energy control systems

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                                                                                                                                                                                                                                                                                                                  Notes

                                                                                                                                                                                                                                                                                                                  • IS2020RKPSG2A is a power supply module, not a CPU or I/O board
                                                                                                                                                                                                                                                                                                                  • Requires compatible GE Mark VI VME rack hardware
                                                                                                                                                                                                                                                                                                                  • Verify input voltage (125VDC) before installation
                                                                                                                                                                                                                                                                                                                  • Confirm rack configuration and power requirements before replacement
                                                                                                                                                                                                                                                                                                                  • Follow GE turbine control safety procedures during maintenance

The structure and details of the product：