ABB RET670 - Page 520

Name Values (Range) Unit Step Default Description
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
TD2 0.05 - 1.10 - 0.01 0.05 Time multiplier for the inverse time delay for
step 2
IntBlkSel2 Disabled
Block of trip
Block all
- - Disabled Internal (low level) blocking mode, step 2
IntBlkStVal2 1 - 100 %VB 1 20 Voltage setting for internal blocking in % of
VBase, step 2
tBlkUV2 0.000 - 60.000 s 0.001 0.000 Time delay of internal (low level) blocking for
step 2
HystAbs2 0.0 - 100.0 %VB 0.1 0.5 Absolute hysteresis in % of VBase, step 2
Table 124: UV2PTUV (27) 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 Inverse-Time 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. under voltage Inverse-
Time 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 Time Delay reset curve for step 2
tIReset2 0.000 - 60.000 s 0.001 0.025 Time delay in Inverse-Time reset (s), step 2
ACrv2 0.005 - 200.000 - 0.001 1.000 Parameter A for customer programmable
curve for step 2
Table continues on next page
Section 3 1MRK504116-UUS C
IED application
514
Application manual