ABB RES670 Technical Manual page 280

Section 9
Voltage protection
Name Values (Range)
tBlkUV1 0.000 - 60.000
HystAbs1 0.0 - 50.0
OperationStep2 Disabled
Enabled
Characterist2 Definite time
Inverse curve A
Inverse curve B
Prog. inv. curve
OpMode2 1 out of 3
2 out of 3
3 out of 3
Pickup2 1.0 - 100.0
t2 0.000 - 60.000
t2Min 0.000 - 60.000
TD2 0.05 - 1.10
IntBlkSel2 Disabled
Block of trip
Block all
IntBlkStVal2 1 - 50
tBlkUV2 0.000 - 60.000
HystAbs2 0.0 - 50.0
Table 151: UV2PTUV (27) Group settings (advanced)
Name Values (Range)
tReset1 0.000 - 60.000
ResetTypeCrv1 Instantaneous
Frozen timer
Linearly decreased
tIReset1 0.000 - 60.000
ACrv1 0.005 - 200.000
BCrv1 0.50 - 100.00
CCrv1 0.0 - 1.0
DCrv1 0.000 - 60.000
Table continues on next page
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Unit Step Default
s 0.001 0.000
%VB 0.1 0.5
- - Enabled
- - Definite time
- - 1 out of 3
%VB 0.1 50.0
s 0.001 5.000
s 0.001 5.000
- 0.01 0.05
- - Disabled
%VB 1 20
s 0.001 0.000
%VB 0.1 0.5
Unit Step Default
s 0.001 0.025
- - Instantaneous
s 0.001 0.025
- 0.001 1.000
- 0.01 1.00
- 0.1 0.0
- 0.001 0.000
1MRK 511 408-UUS A
Description
Time delay of internal (low level) blocking for
step 1
Absolute hysteresis in % of VBase, step 1
Enable execution of step 2
Selection of time delay curve type for step 2
Number of phases required for op (1 of 3, 2 of
3, 3 of 3) from step 2
Voltage pickup value (Definite-Time &
Inverse-Time curve) in % of VBase, step 2
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
Internal (low level) blocking mode, step 2
Voltage setting for internal blocking in % of
VBase, step 2
Time delay of internal (low level) blocking for
step 2
Absolute hysteresis in % of VBase, 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 Inverse-Time 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
Phasor measurement unit RES670 2.2 ANSI
Technical manual