Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
Product Introduction
When your GE Mark V Speedtronic turbine control system needs a highly reliable dedicated power supply unit to provide stable control-level power for the controller and cabinet cooling fans, and ensure the uninterrupted operation of the core turbine control logic, this board acts as the core power distribution bridge.
It is a flagship industrial-grade DCFB power board from GE Mark V Speedtronic DS200 series, specially designed for large heavy-duty turbine control scenarios. It can seamlessly provide stable 24VDC control power for the Mark V system, and independently supply power for the control cabinet cooling fans. It is fully compatible with multiple GE drive series including AC2000, CB2000, DC2000, FC2000, ME2000 and EX2000. It integrates built-in overcurrent, overvoltage and overload protection functions, supports hot-swap and redundant deployment, and its industrial-grade wide temperature design fully adapts to harsh industrial site environments such as high temperature, high dust and large voltage fluctuations in power plants and petrochemical plants, making it a core replacement part for GE legacy turbine control system maintenance and retrofit projects.
DS200DCFBG1BNC
DS200DCFBG1BNC
DS200DCFBG1BNC
DS200DCFBG1BNC
DS200DCFBG1BNC
Key Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | DS200DCFBG1BNC |
| Product Type | DCFB Power Board |
| Manufacturer | GE (General Electric) |
| Country of Origin | USA |
| Nominal Working Voltage | 24 V DC |
| Output Frequency | 96 MHz |
| Processing Speed | 50 MHz |
| Operating Temperature Range | -30°C ~ +65°C |
| Operating Humidity Range | 20% ~ 80% non-condensing |
| Onboard Protection | Overcurrent, overvoltage, overload protection |
| Installation Method | Standard Mark V control cabinet slot mounting |
| Net Weight | ~0.78 kg |
| Safety Certification | UL certified |
| Compatible Systems | GE Mark V Speedtronic turbine control systems, AC2000/CB2000/DC2000/FC2000/ME2000/EX2000 series drives |
| Warranty | 12 months from delivery |
Field Application & Technical Pitfalls
Critical Industrial Scenarios
- **Large Thermal Power Plant Gas/Steam Turbine Control System Power Supply: Acts as the core control power supply unit for GE Mark V Speedtronic turbine control systems in thermal power plants, realizing stable uninterrupted power distribution for the turbine controller and cabinet cooling fans, ensuring the continuous and stable operation of the power generation unit.
- **Large Petrochemical Plant Turbine-Driven Compressor Control System: Delivers reliable high-load power supply performance for petrochemical production line turbine-driven compressor control systems, adapting to long-term high-temperature operation industrial environments, meeting the zero-interruption power supply requirements of large rotating machinery control systems.
- **Large Industrial Power Plant Generator Excitation System Power Supply: Adapts to high-vibration and high-dust power plant workshop environments, providing stable control power support for the GE generator excitation system.
Non-Negotiable Technical Pitfalls
- ⚠️ Bold Warning 1: Never arbitrarily connect the power input to a voltage that exceeds the 32VDC maximum limit. The third power channel will experience overvoltage that causes the internal power conversion circuit to burn out.
- ⚠️ Bold Warning 2: Skipping the pre-commissioning full-load power supply stability test will leave you with hidden power supply interruption risks. This board must confirm the full-load 24VDC output stability fully meets GE Mark V turbine control specifications before putting into operation.
- ⚠️ Bold Warning 3: Do not arbitrarily use non-matching non-Mark V standard backplane slots for installation. The third power channel will experience backplane signal deviation that causes the system power to drop frequently.
A large thermal power plant maintenance team once swapped a GE DS200DCFBG1BNC power board and skipped the full-load performance test. The hidden single power channel output voltage fluctuation exceeded the threshold, causing the turbine controller to reset unexpectedly, resulting in a 2-hour partial shutdown of the power generation unit.
Quality Control (QC) SOP & Transparency
- Inbound Verification: Cross-check the OEM serial number against GE’s official Mark V part registry, confirm the part number DS200DCFBG1BNC matches the factory label, and inspect no bent pins or corrosion on all backplane and power connectors.
- Live Rig Testing: Power the unit in a calibrated GE Mark V system test bench, simulate full-load power supply scenarios, and confirm full 2-hour continuous stable 24VDC output operation.
- Parameter Testing: Verify the 24VDC output voltage accuracy meets factory specifications, confirm the overcurrent/overvoltage protection functions trigger correctly, and validate all status LED indicators work properly.
- Final QA & Packaging: Seal the tested board in a static-shielding anti-static bag, attach a unique QC passed serial label, and nest it in foam padding inside a rigid industrial shipping carton.
Frequently Asked Questions (FAQ)
- Can I hot-swap this board while the Mark V turbine control system is running? Yes, it supports Mark V backplane hot-swap function, but you must first confirm that the redundant power supply channel is operating normally and has completed full load sharing, then perform the replacement operation, otherwise you will trigger unexpected system power loss risks.
- What exact systems is this board compatible with? It works natively with GE Mark V Speedtronic turbine control systems and AC2000/CB2000/DC2000/FC2000/ME2000/EX2000 series drives, and cannot be directly used in non-GE turbine control systems without custom adaptation.
- How long is the standard warranty for this new surplus unit? 12 months from delivery. It covers all manufacturing defects, but does not extend to units damaged by miswiring, overvoltage input, or improper installation in the field.
- How do I tell a genuine OEM unit apart from a refurbished clone? Genuine GE DS200DCFBG1BNC boards have a laser-etched part number on the PCB, not a printed sticker. Clone units almost always fail the full 2-hour full-load power supply stability test.
- What is the typical lead time for shipment? In-stock units ship within 48 hours. If you require official GE factory power supply performance test documentation, add 2 extra business days to the turnaround window.
- Can this board replace the older GE legacy Mark V DC power board? Well, technically it fits the same standard Mark V chassis slot footprint, but you must confirm the Mark V system firmware version fully supports the board before replacement to ensure 100% system compatibility.
