Name Type Description
TRST2_B BOOLEAN Trip signal from step2 phase B
TRST2_C BOOLEAN Trip signal from step2 phase C
PICKUP BOOLEAN General pickup signal
PU_ST1 BOOLEAN Common pickup signal from step1
PU_ST1_A BOOLEAN Pickup signal from step1 phase A
PU_ST1_B BOOLEAN Pickup signal from step1 phase B
PU_ST1_C BOOLEAN Pickup signal from step1 phase C
PU_ST2 BOOLEAN Common pickup signal from step2
PU_ST2_A BOOLEAN Pickup signal from step2 phase A
PU_ST2_B BOOLEAN Pickup signal from step2 phase B
PU_ST2_C BOOLEAN Pickup signal from step2 phase C
8.1.5 Setting parameters
Table 254: UV2PTUV (27) Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Disable/Enable Operation
VBase 0.05 - 2000.00 kV 0.05 400.00 Base voltage
OperationStep1 Disabled
Enabled
- - Enabled Enable execution of step 1
Characterist1 Definite time
Inverse curve A
Inverse curve B
Prog. inv. curve
- - Definite time Selection of time delay curve type for step 1
OpMode1 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 1
Pickup1 1 - 100 %VB 1 70 Voltage pickup value (Definite-Time & Inverse-
Time curve) in % of VBase, step 1
t1 0.00 - 6000.00 s 0.01 5.00 Definitive time delay of step 1
t1Min 0.000 - 60.000 s 0.001 5.000 Minimum operate time for inverse curves for
step 1
TD1 0.05 - 1.10 - 0.01 0.05 Time multiplier for the inverse time delay for
step 1
IntBlkSel1 Disabled
Block of trip
Block all
- - Disabled Internal (low level) blocking mode, step 1
IntBlkStVal1 1 - 100 %VB 1 20 Voltage setting for internal blocking in % of
VBase, step 1
Table continues on next page
Section 8 1MRK505222-UUS C
Voltage protection
502
Technical reference manual
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