Siemens SIPROTEC 7SA6 Manual page 672

Distance protection relay for all voltage levels
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Technical Data
10-4
- 7SA641
A/J/M/P
- 7SA641
B/K
- 7SA642
A/J/M/R
- 7SA642
B/K/N/S
- 7SA642
C/L
Nominal voltage
Switching thresholds
– for nominal voltages 24/48 VDC
60/110/125 VDC
– for nominal voltages 110/125/
220/250 VDC
– for nominal voltages 220/250 VDC
Current consumption, energized
Maximum permissible voltage
Impulse filter on input
13(allocatable)
20(allocatable)
21(allocatable)
29(allocatable)
33(allocatable)
24 VDC to 250 VDC in 3 ranges, bipolar
adjustable with jumpers
≥ 19 VDC
U
pick-up
≤ 14 VDC
U
drop-off
≥ 88 VDC
U
pick-up
≤ 66 VDC
U
drop-off
≥ 176 VDC
U
pick-up
≤ 117 VDC
U
drop-off
approx. 1.8 mA
independent of the control voltage
300 VDC
220 nF coupling capacity at 220 V
with recovery time >60 ms
7SA6 Manual
C53000-G1176-C156

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