ABB REF 545 Product Guide

Feeder Terminal REF 541, REF 543, REF 545.
1MRS750443-MBG
49
Optional functionality
Function Code Ordering number
ANSI
device no.
IEC
Symbol
Function Order Code
CAPACITOR BANK PROTECTION
Three-phase overload protection
for shunt capacitor banks
51C 3I>3I< OL3Cap 1MRS100116
Current unbalance protection for
shunt capacitor banks
51NC-1 dI>C CUB1Cap 1MRS100117
Three-phase current unbalance
protection for H-bridge connected
shunt capacitor banks
51NC-2 3dI>C CUB3Cap 1MRS100052
CAPACITOR BANK CONTROL
Power factor controller 55 COPFC COPFC 1MRS100143
POWER QUALITY
Current waveform distortion
measurement
PQ 3Inf PQ 3Inf PQCU3H 1MRS100512
Voltage waveform distortion
measurement
PQ 3Unf PQ 3Unf PQVO3H 1MRS100513
Short duration voltage variations PQ 3U<> PQ 3U<> PQVO3Sd 1MRS100514
FAULT LOCATOR
Fault locator 21FL FLOC FLOC 1MRS100058
ANSI HMI
ANSI display model 1MRS121026

ABB REF 545 Specifications

General

Brand	ABB
Model	REF 545
Category	Touch terminals
Language	English