ABB Relion 670 Series Technical Reference Manual page 253

1MRK 505 208-UEN B
Name Values (Range)
OperationStep2
Characterist2
U2>
t2
t2Min
k2
HystAbs2
Table 147: ROV2PTOV Group settings (advanced)
Name Values (Range)
tReset1
ResetTypeCrv1
tIReset1
ACrv1
BCrv1
CCrv1
DCrv1
PCrv1
CrvSat1
tReset2
ResetTypeCrv2
tIReset2
ACrv2
BCrv2
CCrv2
Table continues on next page
Technical reference manual
Unit
Off -
On
Definite time -
Inverse curve A
Inverse curve B
Inverse curve C
Prog. inv. curve
1 - 100 %UB
0.000 - 60.000 s
0.000 - 60.000 s
0.05 - 1.10 -
0.0 - 100.0 %UB
Unit
0.000 - 60.000 s
Instantaneous -
Frozen timer
Linearly decreased
0.000 - 60.000 s
0.005 - 200.000 -
0.50 - 100.00 -
0.0 - 1.0 -
0.000 - 60.000 -
0.000 - 3.000 -
0 - 100 %
0.000 - 60.000 s
Instantaneous -
Frozen timer
Linearly decreased
0.000 - 60.000 s
0.005 - 200.000 -
0.50 - 100.00 -
0.0 - 1.0 -
Step Default
- On
- Definite time
1 45
0.001 5.000
0.001 5.000
0.01 0.05
0.1 0.5
Step Default
0.001 0.025
- Instantaneous
0.001 0.025
0.001 1.000
0.01 1.00
0.1 0.0
0.001 0.000
0.001 1.000
1 0
0.001 0.025
- Instantaneous
0.001 0.025
0.001 1.000
0.01 1.00
0.1 0.0
Section 7
Voltage protection
Description
Enable execution of step 2
Selection of time delay curve type for
step 2
Voltage setting/start val (DT & IDMT),
step 2 in % of UBase
Definitive time delay of step 2
Minimum operate time for inverse curves
for step 2
Time multiplier for the inverse time delay
for step 2
Absolute hysteresis in % of UBase, step 2
Description
Reset time delay used in IEC Definite
Time curve step 1
Selection of used IDMT reset curve type
for step 1
Time delay in IDMT reset (s), step 1
Parameter A for customer programmable
curve for step 1
Parameter B for customer programmable
curve for step 1
Parameter C for customer
programmable curve for step 1
Parameter D for customer
programmable curve for step 1
Parameter P for customer programmable
curve for step 1
Tuning param for prog. over voltage
IDMT curve, step 1
Time delay in DT reset (s), step 2
Selection of used IDMT reset curve type
for step 2
Time delay in IDMT reset (s), step 2
Parameter A for customer programmable
curve for step 2
Parameter B for customer programmable
curve for step 2
Parameter C for customer
programmable curve for step 2
247