General Device Data - Siemens siprotec 7SA522 User Manual

Technical Data
10.1

General Device Data

10.1.1 Analog Inputs
Current Inputs
Voltage Inputs
10.1.2 Power Supply
Direct Voltage
10-2
Nominal frequency
Nominal current I
N
Power consumption per phase and earth path
– at I = 1 A
N
– at I = 5 A
N
– Sensitive earth fault detection at 1 A
Current overload capability per input
– thermal (rms)
– dynamic (pulse)
Current overload capability for sensitive earth current input
– thermal (rms)
– dynamic (pulse)
Nominal voltage U
N
Power consumption per phase at 100 V ≤0.1 VA
Current overload capability per phase
– thermal (rms)
Voltage supply via integrated DC/DC converter:
Nominal power supply direct voltage U
Permissible voltage ranges
Nominal power supply direct voltage U
Permissible voltage ranges
Permissible AC Ripple Voltage,
peak to peak
Power consumption
– quiescent
– energized with 7SA522*–*A/E/J
with 7SA522*–*C/G/L
with 7SA522*–*D/H/M
f 50 Hz or 60 Hz(adjustable)
N
1 A or 5 A
approx. 0.05 VA
approx. 0.3 VA
approx. 0.05 VA
500 A for 1 s
150 A for 10 s
20 A continuous
1250 A (half cycle)
300 A for 1 s
100 A for 10 s
15 A continuous
750 A (half cycle)
80 V to 125 V (adjustable)
170 V continuous
24/48 VDC
NDC
19 to 58 VDC
110/125/220/250 VDC
NDC
88 to 300 VDC
≤15 % of the nominal power supply voltage
approx. 5 W
approx. 12 W
approx. 15 W
approx. 18 W
60/110/125 VDC
48 to 150 VDC
220/250 VDC
176 to 300 VDC
7SA522 Manual
C53000-G1176-C119-2