ABB RELION REX640 - 10.4.10 Technical data

Name Type Values (Range) Unit Description
Alarm high mean Dur FLOAT32 0.000...3600.000 s Time duration for alarm
high mean unbalance
Max unbalance Volt FLOAT32 0.00...150.00 % Maximum 3 seconds
unbalance voltage
Time Max Unb Volt Timestamp Time stamp of maxi-
mum voltage unbalance
Alarm high mean Dur FLOAT32 0.000...3600.000 s Time duration for alarm
high mean unbalance
Max unbalance Volt FLOAT32 0.00...150.00 % Maximum 3 seconds
unbalance voltage
Time Max Unb Volt Timestamp Time stamp of maxi-
mum voltage unbalance
VSQVUB Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
10.4.10 Technical data
Table 1649: VSQVUB Technical data
Characteristic Value
Operation accuracy ±1.5 % of the set value or ±0.002 × U
n
Reset ratio Typically 0.96
1MRS759142 F Power quality measurement functions
REX640
Technical Manual
1857