ABB REG670 - Page 500

Name Values (Range) Unit Step Default Description
Characterist2 Definite time
Inverse curve A
Inverse curve B
Inverse curve C
Prog. inv. curve
-
- Definite time Selection of time delay curve type for step
2
OpMode2 1 out of 3
2 out of 3
3 out of 3
-
- 1 out of 3 Number of phases required for op (1 of 3,
2 of 3, 3 of 3) from step 2
U2> 1.0 - 200.0 %UB 0.1 150.0 Voltage setting/start val (DT & IDMT) in %
of UBase, step 2
t2 0.000 - 60.000 s 0.001 5.000 Definitive time delay of step 2
t2Min 0.000 - 60.000 s 0.001 5.000 Minimum operate time for inverse curves
for step 2
k2 0.05 - 1.10 - 0.01 0.05 Time multiplier for the inverse time delay
for step 2
HystAbs2 0.0 - 50.0 %UB 0.1 0.5 Absolute hysteresis in % of UBase, step 2
Table 273: OV2PTOV Group settings (advanced)
Name Values (Range) Unit Step Default Description
tReset1 0.000 - 60.000 s 0.001 0.025 Reset time delay used in IEC Definite
Time curve step 1
ResetTypeCrv1 Instantaneous
Frozen timer
Linearly decreased
-
- Instantaneous Selection of used IDMT reset curve type
for step 1
tIReset1 0.000 - 60.000 s 0.001 0.025 Time delay in IDMT reset (s), step 1
ACrv1 0.005 - 200.000 - 0.001 1.000 Parameter A for customer programmable
curve for step 1
BCrv1 0.50 - 100.00 - 0.01 1.00 Parameter B for customer programmable
curve for step 1
CCrv1 0.0 - 1.0 - 0.1 0.0 Parameter C for customer programmable
curve for step 1
DCrv1 0.000 - 60.000 - 0.001 0.000 Parameter D for customer programmable
curve for step 1
PCrv1 0.000 - 3.000 - 0.001 1.000 Parameter P for customer programmable
curve for step 1
CrvSat1 0 - 100 % 1 0 Tuning param for prog. over voltage IDMT
curve, step 1
tReset2 0.000 - 60.000 s 0.001 0.025 Reset time delay used in IEC Definite
Time curve step 2
ResetTypeCrv2 Instantaneous
Frozen timer
Linearly decreased
-
- Instantaneous Selection of used IDMT reset curve type
for step 2
tIReset2 0.000 - 60.000 s 0.001 0.025 Time delay in IDMT reset (s), step 2
ACrv2 0.005 - 200.000 - 0.001 1.000 Parameter A for customer programmable
curve for step 2
BCrv2 0.50 - 100.00 - 0.01 1.00 Parameter B for customer programmable
curve for step 2
Table continues on next page
Section 9 1MRK502052-UEN B
Voltage protection
494
Technical manual