ABB RELION 620 Series Technical Manual page 710

Section 8
Power quality measurement functions
8.4.9
704
Name Type
PR_END_TIME Timestamp
Alarm high mean Dur FLOAT32
Max unbalance Volt FLOAT32
Time Max Unb Volt Timestamp
Alarm high mean Dur FLOAT32
Max unbalance Volt FLOAT32
Time Max Unb Volt Timestamp
Alarm high mean Dur FLOAT32
Max unbalance Volt FLOAT32
Time Max Unb Volt Timestamp
PQMUBV Enum
Technical data
Table 528: PQVUB Technical data
Characteristic
Operation accuracy
Reset ratio
Values (Range) Unit
0.000...3600.000 s
0.00...100.00 %
0.000...3600.000 s
0.00...100.00 %
0.000...3600.000 s
0.00...100.00 %
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Value
±1.5% of the set value or ±0.002 × U
Typically 0.96
1MAC504801-IB E
Description
Time stamp of end of previous
observation period
Time duration for alarm high
mean unbalance
Maximum 3 sec voltage
Time stamp of voltage
unbalance
Time duration for alarm high
mean unbalance
Maximum 3 sec voltage
Time stamp of voltage
unbalance
Time duration for alarm high
mean unbalance
Maximum 3 sec voltage
Time stamp of voltage
unbalance
Status
n
620 series ANSI
Technical Manual