GE IS200WROBH1A Power Distribution Board | Mark VIe Turbine Control Platform
Engineering Background: The IS200WROBH1A is a dedicated Power Distribution Board engineered by GE as part of the Mark VIe distributed control architecture — GE’s flagship platform for gas turbine, steam turbine, and combined-cycle power generation control. Designed to operate within the VCMI/VCRC I/O pack ecosystem, this board manages regulated power routing to downstream control modules, ensuring stable, noise-isolated supply rails across the entire control cabinet.
Product Positioning: Targeted at OEM system integrators, power plant MRO teams, and DCS upgrade engineers who require a drop-in replacement or spare-parts inventory for Mark VIe cabinets. The IS200WROBH1A eliminates the need for full-cabinet replacement by providing a field-swappable power distribution solution with GE-original build quality.
Complete Technical Specifications
- Part Number: IS200WROBH1A
- Manufacturer: GE (General Electric) — Power Conversion & Control Division
- Platform / Series: Mark VIe Distributed Control System
- Module Type: Power Distribution Board (PDB)
- Form Factor: PCB assembly, rack-mount compatible
- Weight: Approx. 200 g (bare board)
- Operating Temperature: 0°C to +60°C (standard industrial range)
- Humidity: 5% to 95% RH, non-condensing
- Compatibility: Mark VIe VCMI, VCRC, and associated I/O pack assemblies
- Connector Type: GE-proprietary backplane and ribbon connectors
- Regulatory: CE, RoHS-compliant (GE factory build)
- Country of Origin: USA (GE factory production)
Proven Application Environments
- Gas turbine control cabinets (Frame 6B, 7E, 7F, 9E, 9FA series)
- Steam turbine governor and protection systems
- Combined-cycle power plant DCS integration
- Compressor station automation and SCADA-linked control panels
- Offshore platform power management and safety systems
- Petrochemical plant distributed control upgrades
Engineering Advantages
- Regulated Power Rails: Provides clean, isolated DC supply to downstream I/O modules, reducing noise-induced faults in analog signal chains.
- Hot-Swap Architecture: Designed for in-service replacement within Mark VIe cabinets, minimizing planned outage windows.
- OEM Build Quality: GE factory-assembled with full traceability — no third-party rework or counterfeit risk.
- Backward Compatibility: Interoperable with Mark VI and Mark VIe legacy wiring harnesses in mixed-generation upgrade projects.
- Compact Footprint: Optimized PCB layout allows installation in space-constrained retrofit cabinets.
System Architecture & Signal Flow
Within the Mark VIe architecture, the IS200WROBH1A sits between the main cabinet power supply (typically 28 VDC or 24 VDC bus) and the individual I/O pack modules. It distributes conditioned power to VCMI communication interface boards and VCRC relay output boards, while providing overcurrent protection per branch. The board interfaces via GE-standard backplane connectors, ensuring plug-and-play replacement without field wiring modification.
Signal flow: Cabinet PSU → IS200WROBH1A PDB → VCMI / VCRC I/O Packs → Field Devices
Sourcing & Quality Verification
- All units sourced from authorized surplus channels, OEM decommissions, or certified distributor stock.
- Each board undergoes visual inspection, connector integrity check, and functional bench test prior to shipment.
- Serialization and firmware revision verified against GE part number database.
- Packaging: ESD-safe anti-static bag + foam-lined carton with humidity indicator card.
- Certificate of conformance (CoC) available upon request for regulated procurement.
Procurement Process
- Submit RFQ: Contact support@konmask.com with your required quantity, delivery timeline, and destination port.
- Quotation: Receive a formal quotation with unit price, lead time, and shipping options within 24 business hours.
- Order Confirmation: Issue PO or confirm via email. Payment terms: T/T, PayPal, or trade assurance.
- Quality Hold: Final inspection report issued before dispatch. Photos available on request.
- Shipping: DHL / FedEx / UPS express worldwide. EXW Xiamen or CIF available. Typical lead time: 3–7 business days.
- After-Sales: 12-month warranty against manufacturing defects. RMA process supported.
Technical FAQ
Q: Is the IS200WROBH1A compatible with Mark VI (non-VIe) systems?
A: The board is primarily designed for Mark VIe. Compatibility with legacy Mark VI depends on cabinet revision — contact our engineers with your cabinet serial number for confirmation.
Q: Can you provide the GE firmware revision installed on the board?
A: Yes. Firmware revision is verified and documented in the inspection report provided with each unit.
Q: Do you offer exchange / core return programs?
A: Yes. Core exchange pricing is available for qualifying units. Contact us for details.
Q: What is the minimum order quantity (MOQ)?
A: MOQ is 1 unit. Volume pricing available for orders of 3+ units.
Q: Can you ship to restricted countries or provide export documentation?
A: We comply with all applicable export regulations. EAR99 classification applies to most GE Mark VIe spare parts. Contact us for export license assessment if required.
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