Siemens siprotec 7SA6 - Page 660

Technical Data
10-32 7SA6 Manual
C53000-G1176-C133-1
Pick-up time approx. 75 ms
Drop-off time approx. 30 ms
Tolerances voltages 3 % of set value or 1 V
times 1 % of set value or 10 ms
Undervoltage
Phase–Earth
Undervoltage U
Ph
<< 1.0 V to 100.0 V (steps 0.1 V)
Time delay T
UPh<<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Undervoltage U
Ph
< 1.0 V to 100.0 V (steps 0.1 V)
Time delay T
UPh<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Drop-off to pick-up ratio approx. 1.05
Current criterion can be switched on/off
Pick-up time approx. 30 ms
Drop-off time approx. 30 ms
Tolerances voltages 3 % of set value or 1 V
times 1 % of set value or 10 ms
Undervoltage
Phase–Phase
Undervoltage U
PhPh
<< 1.0 V to 175.0 V (steps 0.1 V)
Time delayTime delay T
UPhPh<<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Undervoltage U
PhPh
< 1.0 V to 175.0 V (steps 0.1 V)
Time delay T
UPhPh<<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Drop-off to pick-up ratio approx. 1.05
Current criterion can be switched on/off
Pick-up time approx. 30 ms
Drop-off time approx. 30 ms
Tolerances voltages 3 % of set value or 1 V
times 1 % of set value or 10 ms
Undervoltage
Positive Sequence
System U
1
Undervoltage U
1
<< 1.0 V to 100.0 V (steps 0.1 V)
Time delay T
U1<<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Undervoltage U
1
< 1.0 V to 100.0 V (steps 0.1 V)
Time delay T
U1<<
0.00 s to 30.00 s; ∞ (steps 0.01 s)
Drop-off to pick-up ratio approx. 1.05
Current criterion can be switched on/off
Pick-up time approx. 30 ms
Drop-off time approx. 30 ms
Tolerances voltages 3 % of set value or 1 V
times 1 % of set value or 10 ms