The GE IS2020RKPSG3A VME Rack Power Supply Module is a high‑capacity power unit used in the Mark VI Speedtronic turbine control platform. As one of the final Speedtronic‑based designs, it supports reliable operation of steam and gas turbine control racks, delivering stable power to critical control and interface modules. This A‑rated revision enhances system integration while maintaining compatibility with legacy Mark VI architectures.
Technical Specifications
Specification
Value
Model
IS2020RKPSG3A
Module Type
VME Rack Power Supply
Manufacturer
GE
Product Range
Mark VI / Multilin
System
DCS
Dimensions
8.5 × 33.2 × 38 cm
Weight
7.16 kg
HS Code
8537101190
Origin
USA
Output Rating
400 W
Input Voltage
125 VDC
Outputs
1× Status ID, 1× remote +28 V PSA, 5× +28 V PSA
Mounting
Right‑side VME control/interface rack
PCB Coating
No full conformal coating (unlike other Mark VI modules)
Revision
A‑rated (enhanced version of IS2020RKPSG3)
Condition
Brand New
MOQ
1
Functional Description
The IS2020RKPSG3A module supplies regulated power to the VME‑based control and interface racks within the Mark VI turbine control system. It supports:
400 W power delivery for high‑demand turbine control electronics
Multiple +28 V PSA outputs for distributed subsystem power
Status ID output for system‑level monitoring
Right‑side rack mounting for optimized airflow and cable routing
As part of the Speedtronic lineage, the module continues GE’s long‑standing design philosophy of robust, modular, and serviceable turbine control hardware. Its functional product number identifies its assembly structure, manufacturing origin, and Mark VI product grouping.
Application and Compatibility
The IS2020RKPSG3A is used in:
Mark VI steam turbine control systems
Mark VI gas turbine control systems
Industrial automation requiring stable VME rack power
Legacy Speedtronic system maintenance and upgrades
