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The ABB 1MRK002246-BC, also cataloged as the 1MRK002246-BC Power Supply Module, provides regulated DC power for internal processing, I/O, and communication electronics within ABB Relion 670 protection and control system rack assemblies. It accepts 198-264 VAC auxiliary input and provides a 5 VDC output at up to 10 A.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1MRK002246-BC |
| Brand | ABB |
| Module Type | Power Supply Board / PSM |
| System Series | Relion 670 |
| Application | Internal power supply for protection and control relay electronics |
| Input Voltage | 198-264 VAC |
| Nominal Input | 230 VAC |
| Output Voltage | 5 VDC |
| Output Voltage Range | 4.5-5.5 VDC |
| Output Current | 10 A |
| Efficiency | Approx. 85% |
| Dimensions | 74 mm x 370 mm x 361 mm |
| Weight | 0.38 kg |
| Origin | Sweden |
ABB Relion 670 Power Supply Characteristics
The 1MRK002246-BC converts the rack auxiliary AC supply into regulated low-voltage DC power for internal electronic circuits. The specified 5 VDC output operates within a 4.5-5.5 VDC range and supports a maximum output current of 10 A.
The module is associated with ABB Relion 670 series protection platforms, including RED 670, RET 670, and REC 670. Its electrical interface is defined by the 198-264 VAC input range and regulated low-voltage output rather than by external field signal processing.
Frequently Asked Questions
Q: What output voltage does the 1MRK002246-BC provide?
A: The specified nominal output is 5 VDC, with an output range of 4.5-5.5 VDC.
Q: What is the maximum specified output current?
A: The module is specified for an output current of 10 A.
Q: Is hot-swap operation specified for this module?
A: Hot-swap capability is not stated in the supplied technical data. Rack removal or replacement should therefore follow the applicable Relion 670 hardware service procedure.
Field Installation Guidelines
Install the module only in the designated Relion 670 rack position and verify that the rack assembly is isolated from the auxiliary supply before physical replacement.
Confirm that the available auxiliary voltage falls within the specified 198-264 VAC input range. AC supply conductors should be routed separately from low-level protection, measurement, and communication wiring where the rack installation permits.
Verify module seating and connector engagement before energization. Do not apply external voltage to the 5 VDC output interface. Shielding and protective-earth connections should follow the Relion 670 rack wiring documentation and the applicable substation installation standard.
After energization, verify the presence of the specified DC output before returning connected processing, I/O, and communication electronics to normal operation.
Payment: T/T, Western Union.
Shipping port: Xiamen.
Lead time: Typically 1–3 working days after payment confirmation (subject to stock).
Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.
F.A.Q.
Common questions about quotes, shipping, warranty and returnsClick Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.
In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.
Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.
We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.
Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.
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