The GE IS2020RKPSG3A is a rack power supply group module designed specifically for the GE Mark VI and Mark VIe Distributed Control Systems (DCS). Engineered for industrial turbine and generator management applications, this module acts as a critical power distribution node within the VME rack framework. It efficiently distributes regulated power rails to core processor boards, communication cards, and I/O modules, ensuring robust electrical stability, comprehensive system protection, and continuous operational uptime in demanding power generation environments.
📋 Product Specifications (Datasheet)
📌 Brand: GE (General Electric / GE Vernova)
📌 Model: IS2020RKPSG3A (Alternative part variant: IS2020RKPSG3ACC)
📌 Series: Mark VI / Mark VIe Speedtronic Turbine Control System
📌 Product Name: Rack Power Supply Group / Distribution Module
📌 Place of Manufacture: United States
📌 Product Status: Factory New / Refurbished / Surplus Available
📌 Dimensions: Standard Mark VI rack-mountable module format (approx. 230 mm x 100 mm x 40 mm)
📌 Weight: Approx. 0.5 kg
📌 Power Rating: Accepts system bulk power inputs and distributes regulated DC logic rails to rack backplanes
📌 Discontinuation Status: Discontinued by OEM (Supported through specialized automation aftermarket suppliers)
🔧 Parameter Configuration & Modification Methods
⚙️ Hardware Jumper Settings: Input voltage selection, board ID configuration, and hardware distribution parameters are configured using onboard physical jumpers prior to slot insertion in the VME core rack.
⚙️ Software & Diagnostic Monitoring: System-level power health, voltage rail thresholds, and alarm statuses are monitored in real time through GE’s ToolboxST or Mark VI Historian configuration software suite during system operation.
🔄 Manual & Automatic Mode Switching
⚙️ Automatic Mode: During normal facility operation, the power supply group automatically regulates incoming distribution loads, manages internal current sharing across redundant rails, and maintains continuous power delivery to rack components without operator intervention.
⚙️ Manual / Maintenance Mode: Maintenance personnel can manually de-energize individual rack tiers or power groups using primary cabinet circuit breakers or local power distribution disconnects to safely perform hardware servicing or module replacements.
❓ Frequently Asked Questions (Q&A)
❓ Q1: What control systems utilize the IS2020RKPSG3A module? 💡 A1: It is predominantly used in GE Mark VI and Mark VIe Speedtronic turbine control cabinets for core rack power distribution.
❓ Q2: What should I check if a rack power failure alarm occurs? 💡 A2: Verify bulk incoming power source voltage, check internal input fuses, ensure the module is fully seated into the backplane slot, and examine diagnostic logs via ToolboxST.
❓ Q3: Are LED indicators available to monitor board status? 💡 A3: Yes, front-panel LED indicators display the operational health of individual voltage distribution rails and module status.
⭐ Recommended GE Models
⭐ IS215UCVEH1A (Controller Module)
⭐ IS215CCVCH1AE (Controller Communication Board)
⭐ IS215VPROH1BD (Emergency Turbine Protection Module)
⭐ IS200STAIH1A (Simplex Analog Input Board)
⭐ IS200SDIOH1A (Discrete Input/Output Board)
⭐ IS200JPVGH1A (Power Distribution Board)
⭐ IS220PAICH1A (Analog Input/Output Pack)
⭐ IS220PDIOH1A (Discrete I/O Pack)
⭐ DS200TCQBG1B (Terminal Board Control Circuitry)
⭐ DS200PTBAG1ABB (Potential Transformer Board)
