Product Details
The ABB 1MRK002239-BA, also cataloged as the 1MRK002239-BA Power Supply Module, operates as a dedicated hardware component for auxiliary DC power conversion and regulated voltage distribution within ABB Relion and protective relay control networks. The board conditions input supply voltage to deliver a regulated 2.5 A DC output to backplane sub-assemblies and control circuits.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1MRK002239-BA |
| Brand | ABB |
| Origin | Global Manufacturing Facilities |
| Weight | 0.5 kg |
| Dimensions | 176 mm x 110 mm x 70 mm |
| Operating Temp | -25 deg C to +55 deg C |
| Power Consumption | Self-dissipation calculated from operational thermal loss |
| Output Current | 2.5 A DC max |
| Mounting Type | DIN-rail mounting |
| System Compatibility | ABB RET5xx, RED5xx, RES5xx, and REx670 series |
I/O Density Scaling & Firmware Flash Compatibility
The 1MRK002239-BA power supply module stabilizes DC power rails to maintain backplane bus communication velocity across high-density protection relay configurations. By delivering steady output current under line voltage variation, the module prevents logic resets during transient grid disturbance events. This power bus stability supports I/O density scaling and uncorrupted firmware flash compatibility during CPU boot cycles and real-time fault recording routines.
Frequently Asked Questions
Q: What protection relay architectures natively interface with the 1MRK002239-BA power supply module?
A: The module is hardware-compatible with ABB RET5xx, RED5xx, RES5xx, and REx670 series protection platforms.
Q: What is the maximum output current rating for this module?
A: The module supplies a maximum continuous DC output current of 2.5 A to internal backplane and control circuitry.
Q: Can the 1MRK002239-BA module be hot-swapped during live operation?
A: Input supply power must be isolated and secondary filter capacitors fully discharged before module removal to prevent electrical arcing across backplane pins.
Field Installation Guidelines
Follow these technical procedures during panel installation and enclosure mounting:
- Electrical Isolation: De-energize and lock out incoming supply power. Verify zero voltage using a calibrated multimeter prior to touching terminal connections.
- Electrostatic Discharge Handling: Wear a grounded ESD wrist strap when unboxing and positioning the unit to prevent static damage to internal logic circuits.
- Mechanical Mounting: Snap the module securely onto standard DIN-rail mounting tracks inside the cabinet, verifying that spring clips lock fully into place.
- Terminal Wiring and Earthing: Route supply conductors through field terminal blocks, torque screws to specified tightness, and verify low-resistance protective earth continuity to the cabinet ground bus.
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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