IS2020RKPSG3A VME Rack Power Supply Module

GE IS2020RKPSG3A VME Rack Power Supply Module

Product Introduction

The GE IS2020RKPSG3A VME Rack Power Supply Module is a high-efficiency industrial-grade power module designed for use in GE’s Mark VI and EX2100 control systems.

As a key element in the VME rack configuration, it provides regulated and isolated DC power to the rack-mounted controller boards and I/O modules.

The IS2020RKPSG3A ensures stable and continuous power delivery in critical applications such as turbine control, power generation, and process automation.

This module is engineered with advanced switching power technology, offering excellent performance in terms of voltage regulation, low noise, and high conversion efficiency.

Its robust mechanical design, coupled with comprehensive protection features, ensures reliable operation even under harsh industrial environments.

The IS2020RKPSG3A is an integral part of GE’s control architecture, supporting redundancy and fail-safe power management for mission-critical control applications.

Technical Specifications

Parameter    Description

Manufacturer    General Electric (GE)

Product Model    IS2020RKPSG3A

Product Type    VME Rack Power Supply Module

System Compatibility    GE Mark VI / EX2100 Control Systems

Input Voltage    125 VDC nominal (operating range: 90–145 VDC)

Input Current    Up to 4.0 A at full load

Output Voltages    +5 VDC, +15 VDC, -15 VDC, +28 VDC

Total Output Power    Up to 250 W

Output Regulation    ±1% typical

Efficiency    Greater than 85%

Isolation Voltage    1500 VDC between input and output

Ripple and Noise    Less than 50 mVp-p

Protection Features    Overvoltage, overcurrent, short circuit, and thermal shutdown protection

Redundancy Support    Yes, supports N+1 redundancy in rack configuration

Cooling Method    Convection and forced air via rack ventilation

Status Indication    Front panel LEDs for input, output, and fault conditions

Operating Temperature    -30°C to +70°C

Storage Temperature    -40°C to +85°C

Relative Humidity    5%–95%, non-condensing

Compliance Standards    CE, UL, RoHS, ISO9001 certified

Mounting Type    Rack-mounted (VME chassis slot)

PCB Material    FR4 industrial-grade epoxy laminate

Dimensions    330 × 180 × 30 mm

Weight    0.35 kg

Product Applications

The GE IS2020RKPSG3A VME Rack Power Supply Module is designed for use in critical industrial control environments where reliability and uninterrupted power distribution are essential.

Its ability to provide stable, low-noise power makes it suitable for sensitive electronic systems and control platforms.

Main application areas include:

Gas and Steam Turbine Control Systems – Provides regulated DC power to turbine control processors, I/O modules, and communication cards.

Power Generation Plants – Ensures continuous power delivery to Mark VI control racks, improving overall plant reliability.

Process Automation Systems – Supplies power to DCS and PLC modules requiring high stability and low electrical noise.

Marine and Offshore Systems – Delivers clean, regulated DC voltage to control systems in marine propulsion and energy systems.

Oil and Gas Facilities – Supports remote power distribution for control panels, safety systems, and instrumentation.

Industrial Drives and Motors – Powers servo control boards, feedback systems, and signal processors.

The IS2020RKPSG3A is commonly installed in redundant rack configurations to enhance uptime and ensure safe system shutdown during power transitions or faults.