Description
Key Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | ABB |
| Model | UFC765AE102 |
| Part Number | 3BHE003604R0102 |
| ABB Type Designation | UF C765 AE102:EAF |
| Catalog Description | EAF-BOARD COATED |
| Product Name | EAF-BOARD COATED |
| Product Net Weight | 0.2 kg |
| Country of Origin | Switzerland (CH) |
| Customs Tariff Number | 85049099 |
| Application | Earth fault detection and monitoring |
| Protection | Coated board for industrial service |
Product Introduction & Supply Chain Strategy
ABB UFC765AE102 3BHE003604R0102 is an earth fault monitor board used in ABB industrial power and automation environments. It detects ground fault current and supports safe operation in high-power control systems where fast fault recognition matters.
Buying this as New Surplus is a strong TCO decision for an obsolete safety-related spare. It helps prevent stock-outs, supports reliable buffer stock planning, and avoids the hidden failure risk that can come with non-original or poorly traced inventory.
- UFC765AE102 3BHE003604R0102
- UFC765AE102 3BHE003604R0102
Installation & Configuration Guide
Stage 1: Pre-Installation
Apply lock-out/tag-out and confirm the system is fully de-energized. Use an ESD strap, insulated tools, and a camera to document the original board, connector positions, wiring, and any switch settings. Verify the exact part number before opening the replacement package.
Stage 2: Removal
Remove the retaining hardware carefully and extract the board straight out of the slot. Do not twist or lever against the backplane. Inspect the connector pins and slot for damage, contamination, or corrosion before installing the spare.
Stage 3: Installation
Copy the original settings exactly if DIP switches or jumpers are present. Seat the replacement board evenly and confirm full connector engagement. Reconnect all wiring according to the documented photos and terminal map.
Stage 4: Power-On & Testing
Check the 24 V rail and related supply paths for shorts before energizing. After power-up, verify indicator status, communication behavior, and any fault or alarm outputs. Confirm the earth fault monitoring function responds correctly before returning the system to service.
Firmware/Software Versions & Upgrade Notes
No dependable public firmware baseline should be assumed without the installed system revision. For a straight swap, the safest path is to keep the firmware or loader behavior aligned with the removed unit.
Avoid upgrading unless the site has already validated the new revision in the same ABB platform. Downgrading can also create compatibility problems if the host controller expects a different image. Record the existing version before replacement and mirror it wherever possible.
Frequently Asked Questions (FAQ)
Is this part really new?
Yes, the right commercial position is New Surplus / Original New, not repaired or field-worn inventory.
Why is it cheaper than OEM list pricing?
Because surplus inventory is sourced outside direct factory channels, which usually lowers acquisition cost while keeping the original ABB identity.
Why is it still priced above questionable alternatives?
Because verified New Surplus parts carry traceability, testing, and lower failure risk, which improves Total Cost of Ownership.
Is UFC765AE102 obsolete?
Yes, it should be treated as an obsolete or end-of-life spare and stocked strategically.
Can I hot-swap it?
Do not assume hot-swap capability. Use lock-out/tag-out and follow the site-approved replacement method.
Will configuration be retained after replacement?
The functional setup is typically stored in the host system or project file, not in the board alone. Back up the logic, parameters, and fault settings first.
What warranty terms make sense?
For New Surplus ABB hardware, 1 to 2 years is a common commercial target depending on seller QC and traceability.
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