ABB REB 551-C4 2.5 Series Operator's Manual page 60

Protect breaker protection and control terminal for 1 1/2 breaker systems

Table of Contents

Read the measured and calculated

function values

6\QFKURFKHFN YDOXHV

7DEOH 6\QFKURFKHFN YDOXHV

9LHZHG GDWD GHIDXOW ODEHOV XVHG GDWD LV

H[DPSOH YDOXHV

UDiff=

0.3455 %ofU1b

FreqDiff=

0.0231 Hz

PhaseDiff=

0.0215 deg

9LHZ WKH VHUYLFH UHSRUW

6\QFKURFKHFN GDWD

Measured voltage difference between mea-

sured and reference voltage

Measured frequency difference between

measured and reference voltage

Measured phase difference between mea-

sured and reference voltage

&KDSWHU

Table of Contents