GE IS200JPDBG1A AC Module Power Supply Board
Delivery time 3 days
Product origin New/used
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The IS200JPDBG1A is the core AC power distribution and DC-DC converter board (AC
The IS200JPDBG1A is the core AC power distribution and DC-DC converter board (AC PDM) for the GE Speedtronic Mark VI/Mark VIe turbine control system. It is a core component of the IS2020JPDB AC module, responsible for converting the field 115/230VAC input to the required 28VDC control power supply. It provides multiple independent power outputs with monitoring and protection, making it a critical power module for ensuring stable power supply to the control system.
Core Positioning and Architecture: This board is the main AC power distribution unit for the Mark VI system. It adopts an industrial-grade PCB design, integrating AC input, multiple fuse protections, passive status monitoring, DC-DC conversion, and output circuitry. Its core function is to provide a stable and isolated 28VDC power supply to PPDA power banks, I/O modules, and control boards, while simultaneously monitoring input voltage, output current, and circuit status in real time for rapid fault location and protection.
Key Specifications and Electrical Characteristics
Input Specifications: 115/230VAC adaptive, 50/60Hz, maximum input current 20A
Core Outputs: Bulk output 28VDC control power supply, multiple independent output channels
Protection and Monitoring: 8 fuses (6 corresponding to onboard toggle switches), all fuse-equipped circuits integrate passive monitoring circuitry for real-time status and AC amplitude feedback
Interface Configuration:
One 9-pin AC input connector
Six 3-pin output connectors (JAC1–JAC6)
One 5-pin AC to JPDF connector
Two ribbon cable connectors for monitoring signal transmission
Operation Controls: Six on/off toggle switches, corresponding to the on/off control of 6 output channels
Physical Parameters: Dimensions approx. 26.41cm × 21.33cm × 16cm, weight approx. 2kg, compatible with PPDA power packs (1–2 units per pack)
Environmental Adaptability: Operating temperature 0℃–40℃, humidity 5%–95% (non-condensing), conforms to EN50178 and IEC 529 industrial standards.
Manual and Documentation: Dedicated Manual GEH-6721L
Core Functions and Advantages
Stable Power Conversion: Reliably converts industrial AC input to 28VDC control power, meeting the multi-module power supply requirements of the Mark VI system.
Multiple Independent Outputs: Provides multiple output channels with independent fuses; a single-channel failure does not affect other channels, improving system fault tolerance.
Real-time Status Monitoring: Passive monitoring circuitry collects input voltage, output current, and fuse status in real time, uploading data to the controller via ribbon cable for rapid fault diagnosis.
Flexible Channel Control: Six toggle switches allow independent control of corresponding output channels, facilitating maintenance and fault isolation.
High Reliability Design: Industrial-grade components and wide-temperature design, vibration and interference resistant, suitable for 24/7 continuous operation in power plants.
Redundancy Support: The PPDA power pack can accommodate dual JPDBG1A boards for power redundancy, further enhancing system availability.
Typical Application Scenarios:
Mark VI/Mark VIe Steam Turbine Control Systems: Provides 28VDC control power for core modules such as the UCSB main controller, VCRC discrete I/O board, and HSLA high-speed communication board.
PPDA Power Pack Power Supply: As the core AC input and DC-DC conversion unit of the PPDA power pack, it provides the basic power for the entire pack.
Gas/Steam Turbine Power Plants: Adapts to the harsh environments of power plants, ensuring stable power supply for turbine control, protection, and monitoring systems.
Combined Cycle Units: Provides reliable power distribution for cross-system control modules in gas-steam combined cycle units.
System Compatibility: Fully compatible with GE Mark VI and Mark VIe Speedtronic control systems; the standard power board for the IS2020JPDB AC module.
It can be directly installed in PPDA power packs and works in conjunction with PPDA power modules, JPDC power boards, etc., to build a complete control system power architecture.
It supports power interface matching with peripheral devices such as the EX2100e excitation control system and remote I/O systems.
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