Description
Product Overview
The ABB UFD128A01 3BHE012049R0001 is identified in industrial spare-parts listings as a fiber-optic communication board used with ABB power-electronics control hardware. Within an AC 800PEC-based installation, optical communication hardware provides a data path between compatible control components without relying on a direct copper electrical connection for the optical segment. This arrangement is valuable in converter and excitation cabinets, where switching equipment can produce substantial electromagnetic interference. The board’s exact role, however, depends on the installed hardware architecture; the part number alone does not establish every connected device or communication function.
For maintenance teams, the first task is confirming the identity of the replacement. Parts listings associate ABB UFD128A01 3BHE012049R0001 with the alternate designation YWP-EH, while other listings describe it as a fiber-optic board. These identifiers are useful cross-reference clues, but they should not replace the original equipment bill of materials or the markings on the existing PCB. Confirm the complete part number, board revision, connector arrangement, and associated assembly before purchasing. Do not assume that another board with a similar name or a visually matching fiber connector is interchangeable. Optical interfaces can differ in their assigned function, link arrangement, and configuration requirements.
The ABB UFD128A01 3BHE012049R0001 may be relevant when maintaining compatible ABB converter-control equipment or sourcing a spare for an existing PEC installation. During troubleshooting, inspect the optical cable path and connector condition alongside the board itself. Dust, damaged fiber ends, excessive cable bending, or a fault in the remote device can produce communication symptoms that resemble a failed interface board. For procurement, request photographs of the actual item, confirmation of the full part number and revision, and available inspection or functional-test records. If the replacement is listed as New Surplus, establish whether it is unused and how it has been stored. A matching part number is necessary, but system-specific compatibility still needs to be confirmed.
Product Introduction (Non-Templated)
Intermittent communication in a power-electronics cabinet is not automatically a controller failure. The ABB UFD128A01 3BHE012049R0001 is listed as a fiber-optic communication board associated with ABB AC 800PEC hardware, where optical links can help isolate data paths from electrical interference.
For a legacy replacement, verify the original board designation, revision, connector layout, and system configuration. Check the fiber cable and remote interface before condemning the PCB—otherwise, a replacement may leave the original fault untouched.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model | UFD128A01 |
| Full Part Number | 3BHE012049R0001 |
| Alternate Designation | YWP-EH, reported in parts listings |
| Product Type | Fiber-optic communication board |
| Product Platform | Associated with ABB AC 800PEC power-electronics control hardware |
| Primary Function | Optical data communication between compatible system components |
| Communication Medium | Fiber optic |
| Port Count | Not independently verified for this exact revision |
| Working Voltage | Confirm against the applicable ABB hardware documentation |
| Communication Protocol | Not independently verified for this exact part number |
| Interface / Connector Type | Verify from board markings and equipment documentation |
| Operating Temperature | Not independently verified |
| Installation Method | Installed in the compatible control assembly; confirm the designated slot |
| Protection Rating | Not independently verified; do not assume the PCB has an independent enclosure rating |
| Condition | New Surplus, if confirmed for the supplied unit |
PPD113B01-25-111000
Related Products
These components are associated with the broader ABB AC 800PEC hardware context or the same reported PPD113A01 assembly family. Their inclusion does not establish direct interchangeability.
- PPD113A01 — A larger ABB power-electronics control assembly listed with UFD128A01. Verify the complete assembly suffix and configuration when sourcing a full replacement.
- ALD192A01 3BHE013843R0001 — Another hardware component listed within the PPD113A01 assembly configuration. It has a separate part number and should not be treated as a substitute for the fiber-optic board.
- KUD181A01 3BHE013431R0001 — A separate component in the associated hardware list. Confirm its assigned function and installation position against the original assembly documentation.
- XXD129A01 3BHE012436R0001 — Another listed component in the same broader configuration. Match the complete part number before procurement.
- XUD150B01 3BHE017012R0001 — A separate hardware item listed with the PPD113A01 configuration. Verify the specific revision and designated role.
- UAD215 — A model designation reported in descriptions of ABB PEC control architectures. Confirm the exact order code and its relationship to the installed equipment before ordering.
- UCD216 — A controller designation appearing in some PEC excitation-system descriptions. It is a different hardware item, not a substitute for .
- UFC911 — An associated I/O hardware designation reported in PEC system descriptions. Check the exact variant and system documentation when diagnosing signal-conditioning or I/O issues.
Frequently Asked Questions
What is the ABB 3BHE012049R0001 used for?
It is listed as a fiber-optic communication PCB associated with ABB AC 800PEC power-electronics control hardware. The exact communication role within a particular cabinet should be confirmed from the equipment documentation and original board designation.
Is the same as YWP-EH?
Some parts listings cross-reference the order number 3BHE012049R0001 with both and YWP-EH. Treat this as a useful identification clue, not proof that every board carrying either designation is interchangeable. Compare the physical label, revision, and applicable parts list.
Can I use this board in any ABB AC 800PEC system?
No universal compatibility claim is justified by the part number alone. Verify the converter or excitation-system model, the installed control assembly, board revision, and optical-interface arrangement. A shared control platform does not guarantee identical hardware requirements.
Can I hot-swap the while the system is operating?
Do not assume that live replacement is supported. Follow the applicable ABB maintenance procedure, including shutdown, electrical isolation, and verification that stored energy has been discharged where required. Confirm whether the specific assembly supports online replacement before removing the board.
Does support a particular firmware version?
A verified firmware compatibility matrix was not available for this exact part number. Check the installed PEC hardware revision, controller software release, and system configuration records before commissioning a replacement.
What should I check if the fiber-optic link remains down after replacing the board?
Inspect the fiber cable, connector cleanliness, cable routing, and remote-end interface. Confirm that the link is connected to the correct port and that the system configuration matches the original installation. If the link remains down, review available diagnostic indicators and fault records before concluding that the replacement board is defective.
How can I verify a New Surplus before purchase?
Request photographs showing the complete ABB part number, board revision, alternate markings, connectors, and packaging. Ask whether the board is unused, whether it has been tested, and whether test records are available. Do not equate “New Surplus” with factory-sealed condition or confirmed operational performance.
Procurement Takeaway
For ABB 3BHE012049R0001, confirm the original board designation, revision, and optical-interface arrangement against the installed PEC hardware. The available listings support its identification as a fiber-optic communication board and report a YWP-EH cross-reference, but exact port count, voltage, protocol, and firmware compatibility remain unverified. Request item-specific inspection evidence and confirm compatibility before approving the replacement.
