ABB Relion REG670, Technical Manual

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Name Type Description
U2LOW BOOLEAN Loss of U2 voltage
UL1DIFF REAL Differential Voltage phase L1
UL2DIFF REAL Differential Voltage phase L2
UL3DIFF REAL Differential Voltage phase L3
9.5.5 Settings
Table 293: VDCPTOV Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Off
On
- - Off Operation Off/On
BlkDiffAtULow No
Yes
- - Yes Block operation at low voltage
UDTrip 2.0 - 100.0 %UB 0.1 5.0 Operate level, in % of UBase
tTrip 0.000 - 60.000 s 0.001 1.000 Time delay for voltage differential operate,
in seconds
tReset 0.000 - 60.000 s 0.001 0.000 Time delay for voltage differential reset, in
seconds
UDAlarm 2.0 - 100.0 %UB 0.1 2.0 Alarm level, in % of UBase
tAlarm 0.000 - 60.000 s 0.001 2.000 Time delay for voltage differential alarm,
in seconds
U1Low 1.0 - 100.0 %UB 0.1 70.0 Input 1 undervoltage level, in % of UBase
U2Low 1.0 - 100.0 %UB 0.1 70.0 Input 2 undervoltage level, in % of UBase
tBlock 0.000 - 60.000 s 0.001 0.000 Reset time for undervoltage block
Table 294: VDCPTOV Group settings (advanced)
Name Values (Range) Unit Step Default Description
RFL1 0.000 - 3.000 - 0.001 1.000 Ratio compensation factor phase L1
U2L1*RFL1=U1L1
RFL2 0.000 - 3.000 - 0.001 1.000 Ratio compensation factor phase L2
U2L2*RFL2=U1L2
RFL3 0.000 - 3.000 - 0.001 1.000 Ratio compensation factor phase L3
U2L3*RFL3=U1L3
Table 295: VDCPTOV Non group settings (basic)
Name Values (Range) Unit Step Default Description
GlobalBaseSel 1 - 12 - 1 1 Selection of one of the Global Base Value
groups
1MRK502052-UEN B
Section 9
Voltage protection
529
Technical manual