Overview
All six stocked part numbers belong to the original internal hardware boards of ABB Relion 670 series substation protection & control IED, widely matched with REL670 line protection, RET670 transformer protection, REB670 busbar protection, REC670 bay control units. These circuit boards cover power supply, binary input/output, analog sampling, signal isolation, logic processing and backplane communication functions, being core consumables for substation equipment overhaul, old unit renovation and spare parts backup. All goods are original new stock with full function testing, inspection reports and standard warranty service.
Horizontal Comparison Table (Core difference & Application Scenarios)
| Part Number | Board Type | Core Responsibility | Common Failure Phenomenon | Main Matching IED Model | Maintenance Replacement Priority |
|---|---|---|---|---|---|
| 1MRK002239-BBr01 | Power Supply Board | Whole device power supply & protection | Device no power, frequent reboot | Full series 670 | ★★★★★ Highest |
| 1MRK000614-ABr01 | Binary Output Board | Breaker tripping & signal output | Cannot trip, auxiliary signal failure | REC670, REL670 | ★★★★☆ High |
| 1MRK002133-ABr03 | Binary Input Board | Switch position signal collection | Remote position display inconsistent | REC670 bay control | ★★★☆☆ Medium-High |
| 1MRK000284-ABr02 | Logic Auxiliary Board | Protection operation & fault data storage | Protection malfunction, no fault record | REL670, RET670, REB670 | ★★★★☆ High |
| 1MRK002247-AGr00 | Analog Sampling Board | Current/voltage signal isolation sampling | Protection measurement value drift, differential alarm | RET670 transformer, REL670 line | ★★★★★ Highest |
| 1MRK002266-AAr00 | Internal Communication Board | Inter-board data transmission | Single plug-in offline, internal communication fault | All Relion 670 frames | ★★★☆☆ Medium |
Supplementary Overall Description
The above six boards form a complete set of internal hardware support system for a single Relion 670 IED: power supply provides energy → analog board collects electrical quantity → binary I/O realizes field signal interaction → auxiliary logic board executes protection logic → communication board transmits data inside the frame.Most users purchase single damaged boards for targeted replacement; system integrators and power plant clients often stock multiple models at the same time to cope with sudden equipment breakdown and reduce substation outage time.Our warehouse holds physical inventory for all listed models, supports picture inspection before shipment, complete commercial invoice, packing list and test documents, global door-to-door transportation arrangement. Please send inquiry for datasheet, detailed parameters and bulk unit price.We have supplemented sufficient physical inventory for multiple original ABB 1MRK series modules supporting the Relion 670 protection & control IED system. These spare parts are widely applied in substation automation, power plant protection, power grid monitoring and industrial power control systems, effectively solving equipment replacement and maintenance demands for global power enterprises, system integrators and after-sales engineering teams.
Available Model List
- 1MRK002239-BBr01
- 1MRK000614-ABr01
- 1MRK002133-ABr03
- 1MRK000284-ABr02
- 1MRK002247-AGr00
- 1MRK002266-AAr00
All stocked modules are original genuine products with strict incoming inspection before warehousing. Complete test reports and formal warranty service can be provided. If you need datasheets, technical parameters or bulk quotation support, please feel free to send us an inquiry via the contact page.
