Product Details
The ABB 1MRK002239-BBr03, also cataloged as the 1MRK002239-BB Power Supply Module (PSM), operates as a dedicated hardware component for auxiliary power regulation within ABB protection relay platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1MRK002133-ACr06 |
| Brand | ABB |
| Origin | Switzerland |
| Weight | 1.52 kg |
| Dimensions | 74 mm x 370 mm x 361 mm |
| Operating Temp | -25 to +70 deg C (Standard Industrial Range) |
| Power Consumption | Self-Consuming Power Conversion Assembly |
| Input Voltage Range | 90-250 VDC |
| Output Voltage | Regulated Internal System DC Voltage |
| Global Commercial Alias | PSM |
| Product Type | Power Supply Module |
Backplane Bus Communication Velocity & I/O Density Scaling
The power supply module converts high-voltage wide-range DC inputs (90-250 VDC) into regulated low-voltage rails distributed across internal backplane buses. Maintaining constant DC rail stability ensures high backplane bus communication velocity and continuous data integrity during maximum I/O density scaling. Integrated over-voltage and thermal limiting circuits maintain firmware flash compatibility across host processors, protecting attached logic processing assemblies from input line voltage fluctuations.
Frequently Asked Questions
Q: What is the permissible DC input voltage range for the 1MRK002239-BBr03 power supply card?
A: The module accepts a wide input range from 90 VDC to 250 VDC to convert power for internal system electronics.
Q: How is output power distributed from the 1MRK002239-BBr03 card to other relay boards?
A: Regulated DC power is fed directly into the host rack backplane bus, energizing adjacent processing, communication, and I/O cards.
Field Installation Guidelines
- Disconnect all primary 90-250 VDC auxiliary power sources before inserting or extracting the power supply card from the rack frame.
- Ensure protective earth grounding points on the chassis faceplate are tightly fastened to prevent high-voltage transient coupling.
- Verify proper clearance around rack ventilation slots to allow convection cooling across internal power dissipation components.
- Torque module retention screws to recommended panel specifications to prevent vibration induced disengagement from backplane connectors.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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