ABB REG670 - Page 577

Name Values (Range) Unit Step Default Description
ActLowVolt2_VM Non-directional
Block
Memory
-
- Non-directional Low voltage level action for Dir_OC2
(Nodir, Blk, Mem)
Operation_UC1 Off
On
- - Off Operation UC1 Off / On
EnBlkLowI_UC1 Off
On
- - Off Enable internal low current level blocking
for UC1
BlkLowCurr_UC1 0 - 150 %IB 1 20 Internal low current blocking level for UC1
in % of IBase
StartCurr_UC1 2.0 - 150.0 %IB 1.0 70.0 Operate undercurrent level for UC1 in %
of IBase
tDef_UC1 0.00 - 6000.00 s 0.01 0.50 Independent (definite) time delay of UC1
tResetDef_UC1 0.00 - 6000.00 s 0.01 0.00 Reset time delay used in IEC Definite
Time curve UC1
HarmRestr_UC1 Off
On
- - Off Enable block of UC1 by 2nd harmonic
restrain
Operation_UC2 Off
On
- - Off Operation UC2 Off / On
EnBlkLowI_UC2 Off
On
- - Off Enable internal low current level blocking
for UC2
BlkLowCurr_UC2 0 - 150 %IB 1 20 Internal low current blocking level for UC2
in % of IBase
StartCurr_UC2 2.0 - 150.0 %IB 1.0 70.0 Operate undercurrent level for UC2 in %
of IBase
tDef_UC2 0.00 - 6000.00 s 0.01 0.50 Independent (definite) time delay of UC2
HarmRestr_UC2 Off
On
- - Off Enable block of UC2 by 2nd harmonic
restrain
Operation_OV1 Off
On
- - Off Operation OV1 Off / On
StartVolt_OV1 2.0 - 200.0 %UB 0.1 150.0 Operate voltage level for OV1 in % of
UBase
CurveType_OV1 Definite time
Inverse curve A
Inverse curve B
Inverse curve C
Prog. inv. curve
-
- Definite time Selection of time delay curve type for OV1
tDef_OV1 0.00 - 6000.00 s 0.01 1.00 Operate time delay in sec for definite time
use of OV1
tMin_OV1 0.00 - 6000.00 s 0.01 0.05 Minimum operate time for IDMT curves for
OV1
k_OV1 0.05 - 999.00 - 0.01 0.30 Time multiplier for the dependent time
delay for OV1
Operation_OV2 Off
On
- - Off Operation OV2 Off / On
StartVolt_OV2 2.0 - 200.0 %UB 0.1 150.0 Operate voltage level for OV2 in % of
UBase
Table continues on next page
1MRK502052-UEN B Section 11
Multipurpose protection
571
Technical manual