ABB REF 541 Product Manual page 49

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