Description
ABB REF 543 FEEDER TERMINAL 1MRS050496 DISPLAY MODULE REV.C (USED)
ABB
FEEDER TERMINAL
P/N: REF 543
REV C
CONTROL CABLE
DISPLAY MODULE
1MRS050496
110-240 VAC
110-220 VDC
REF : FKM5944
The ABB REF 543 is a feeder protection and control terminal widely deployed in marine and industrial electrical distribution systems. The display module (1MRS050496, Rev.C) serves as the local human-machine interface for the REF 543 relay, enabling engineers to monitor protection status, configure settings, read fault data, and manage feeder operations directly at the switchboard. In marine power systems, reliable feeder protection is critical for maintaining safe and continuous electrical distribution across essential vessel loads.
Key Features
✓ ABB display module for REF 543 feeder protection terminal, part number 1MRS050496 Rev.C
✓ Designed for local indication, parameter setting, and fault diagnostics on feeder protection relays
✓ Compatible with wide-range power supply: 110–240 VAC / 110–220 VDC (as per original marking)
✓ Compact modular design for straightforward replacement and integration into existing REF 543 terminals
✓ Engineered by ABB for demanding marine and industrial power distribution environments
Marine Applications
Main switchboard feeder protection and monitoring on merchant vessels
Generator and bus-tie feeder management in offshore platforms and support vessels
Electrical distribution protection in tankers, bulk carriers, and container ships
Shore power and auxiliary feeder control in port-operating vessels
Power management system integration for cruise ships and naval auxiliaries
Why Marine Engineers Choose
Marine engineers trust ABB REF 543 feeder terminals for their proven reliability in harsh shipboard environments. A functioning display module is essential for rapid fault diagnosis, configuration adjustments, and maintaining full visibility over feeder protection status — minimizing downtime and supporting safe vessel operations.
Ideal For
Suitable for merchant vessels, offshore platforms, tankers, bulk carriers, container ships, cruise vessels, naval auxiliaries, and any marine or industrial installation utilizing ABB REF 543 feeder protection terminals.
Technical Support & Compliance
We provide complete support solutions including remote troubleshooting, onboard technical assistance, testing and commissioning, repair services, retrofit and upgrade consultation, and integration support for ABB REF 543 feeder terminals. To confirm compatibility, please share nameplate photographs, part numbers, technical drawings, system model and firmware version, vessel name and IMO number, and project scope. All compatibility and technical details are subject to confirmation based on your specific installation requirements.
