Siemens Siprotec 7VK61 Manual page 251

Overvoltage negative sequence system U
Overvoltage U >>
2
Delay T
U2>>
Overvoltage U >
2
Delay T
U2>
Dropout to pickup ratio
Pickup time
Dropout time
Tolerances
Overvoltage zero sequence system 3U
Overvoltage 3U >>
0
Delay T
3U0>>
Overvoltage 3U >
0
Delay T
3U0>
Dropout to pickup ratio
Pickup time
With repeated measurement
Without repeated measurement
Dropout time
With repeated measurement
Without repeated measurement
Tolerances
Phase-earth Undervoltage
Undervoltage U <<
Ph
Delay T
UPh<<
Undervoltage U <
Ph
Delay T
UPh<
Dropout to pickup ratio
Current criterion
Pickup time
Dropout time
Tolerances
SIPROTEC, 7VK61, Manual
C53000-G1176-C159-3, Release date 05.2009
2
2.0 V to 220.0 V; ∞
0.00 s to 100.00 s; ∞
2.0 V to 220.0 V; ∞
0.00 s to 100.00 s; ∞
0.30 to 0.99
Approx. 35 ms (50 Hz) / approx. 30 ms (60 Hz)
Approx. 30 ms
Voltages 3 % of setting value or 1 V
Times 1 % of setting value or 10 ms
or any single-phase voltage U
0
1.0 V to 220.0 V; ∞
0.00 s to 100.00 s; ∞
1.0 V to 220.0 V; ∞
0.00 s to 100.00 s; ∞
0.30 to 0.99
Approx. 75 ms (50 Hz) / approx. 65 ms (60 Hz)
Approx. 35 ms (50 Hz) / approx. 30 ms (60 Hz)
Approx. 75 ms (50 Hz)
Approx. 30 ms (50 Hz)
Voltages 3 % of setting value or 1 V
Times 1 % of setting value or 10 ms
1.0 V to 100.0 V
0.00 s to 100.00 s; ∞
1.0 V to 100.0 V
0.00 s to 100.00 s; ∞
1,01-1,20
Can be switched on/off
Approx. 35 ms (50 Hz) / approx. 30 ms (60 Hz)
Approx. 30 ms
Voltages 3 % of setting value or 1 V
Times 1 % of set value or 10 ms
4.5 Voltage Protection (optional)
Increments 0.1 V
Increments 0.01 s
Increments 0.1 V
Increments 0.01 s
Increments 0.01
X
Increments 0.1 V
Increments 0.01 s
Increments 0.1 V
Increments 0.01 s
Increments 0.01
Increments 0.1V
Steps 0.01 s
Increments 0.1V
Steps 0.01 s
Steps 0.01
Technical Data
251