ABB PM891K01 Replacement: Check Redundancy Before Ordering
ABB PM891K01 article 3BSE053241R1 is the non-redundant AC 800M processor kit. Use this field checklist before replacement.
Manufacturer: ABB
Product No.: 3BHE050077R0102 UNS0881B-P V2
Country of origin:Sweden
Product Type: Industrial Control Boards
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 140g
Dimensions: 27 cm x 10 cm x 2.5 cm
Shipping port: Xiamen
Warranty: 12 months
The ABB 3BHE050077R0102 UNS0881B-P V2 Control Board is a specialized printed circuit board engineered for integration within the ABB UNITROL 1000 excitation and synchronization product family. This controller board serves as a core processing and communication node, managing internal regulation loops, excitation control algorithms, and interface data handling within industrial power generation and distribution architectures.
Designed for high-reliability industrial service, the unit processes critical feedback signals and coordinates hardware responses to maintain stable excitation current for synchronous generators. It interfaces directly with surrounding power electronics and control racks inside UNITROL cabinets, ensuring synchronized operation and precise voltage regulation under dynamic grid conditions.
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Product ID / Ordering Code | 3BHE050077R0102 |
| Module Type | Control Board / PCB |
| Series | UNITROL 1000 |
| Hardware Version | UNS0881B-P V2 |
| Country of Origin | Sweden |
| Net Weight | 0.14 kg |
| Dimensions | 27.0 x 10.0 x 2.5 cm |
| Enclosure Protection | IP20 (Requires cabinet installation) |
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Returns & Warranty



Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Country of origin |
Sweden
|