Description
🔹 Product Description
The GE DS2020FECNRX010A is a Field Exciter Module designed for GE Mark V Speedtronic turbine control and excitation applications. The FECN module provides field excitation control for compatible generator or motor field circuits and is associated with the NRX non-plugging field supply configuration. The board is identified with the FECN functional acronym, RX010 PCB coating designation, and A-rated functional revision. It includes seven configuration jumpers and two three-terminal blocks and is installed on standoffs within the associated drive or excitation assembly. The module is a legacy GE component intended for maintenance, replacement, and spare-parts applications.
🔹 Product Datasheet
| Parameter | Specification |
|---|---|
| Brand | General Electric (GE) |
| Model | DS2020FECNRX010A |
| Series | Mark V Speedtronic / DS2020 |
| Product Name | Field Exciter Module / Field Exciter Board |
| Functional Acronym | FECN |
| Place of Manufacture | USA |
| Product Status | New Surplus / Original |
| Dimensions | Approx. 318 × 267 × 64 mm* |
| Weight | Approx. 2.95 kg* |
| Configuration | NRX Non-Plugging |
| Power | System-dependent; field excitation circuit |
| Discontinued | Legacy / discontinued product |
*Dimensions and weight should be verified against the actual unit before use for shipping or installation planning.
🔹 Key Features
• GE Mark V Speedtronic field excitation module
• FECN functional designation
• NRX non-plugging field supply configuration
• A-rated functional revision
• RX010 PCB protective coating designation
• Seven configuration jumpers, JP1 through JP7
• Two terminal blocks with three terminals each
• Multiple prong-type connectors for control and field-excitation interfaces
• Designed for installation within the associated excitation or drive assembly
• Suitable for generator and motor field excitation applications
• Intended for maintenance and replacement of legacy GE Mark V equipment
🔹 Q&A
Q: What is the DS2020FECNRX010A used for?
A: It is a GE Mark V Field Exciter Module used for field excitation control in compatible turbine and drive systems.
Q: What does FECN stand for?
A: FECN is the functional acronym associated with the Field Exciter Module.
Q: What does NRX indicate?
A: NRX identifies the non-plugging field-supply configuration of this GE field excitation module.
Q: How many configuration jumpers are provided?
A: The documented DS2020FECNRX010A has seven jumpers identified as JP1 through JP7.
Q: What is the PCB coating designation?
A: The model includes the RX010 coating designation as part of its GE functional part-number structure.
Q: Is the DS2020FECNRX010A interchangeable with other FECN modules?
A: Compatibility should not be assumed. Models such as DS2020FECNRP010A and DS2020FECNRX015A have different field-supply configurations or ratings. The complete part number must be matched before replacement.
Q: What should be checked before installation?
A: Verify the complete part number, field-supply configuration, revision, jumper settings, terminal wiring, mating assembly, and the original Mark V excitation-system configuration. High-voltage field circuits require appropriate isolation and qualified service procedures.
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