Siemens siprotec 7SA522 User Manual

4.1 General
433
7SA522 Manual
C53000-G1176-C155-3
4.1.2 Auxiliary Voltage
DC Voltage
AC Voltage
4.1.3 Binary Inputs and Outputs
Binary Inputs
Voltage Supply via Integrated Converter
Rated auxiliary voltage U
aux
DC 24/48 VDC 60/110/125
VDC
110/125/
220/250 VDC
220/250 VDC
Permissible voltage ranges 19 to 58 VDC 48 to 150 VDC 88 to 300 VDC 176 to
300 VDC
Superimposed AC ripple voltage,
Peak to peak
≤ 15 % of the auxiliary nominal voltage
Power input
- quiescent Approx. 5 W
- energized 7SA522*-*A/E/J Approx. 12 W
7SA522*-*C/G/L/N/Q/S Approx. 15 W
7SA522*-*D/H/M/P/R/T Approx. 18 W
Plus approx. 1.5 W per interface module
Bridging time for power supply failure/short circuit of
direct auxiliary voltage
≥ 50 ms at U
aux
= 48 V and U
aux
≥ 110 V
≥ 20 ms at U
aux
= 24 V and U
aux
= 60 V
Voltage Supply via Integrated Converter
Nominal power supply alternating voltage U
aux
AC 115 VAC
Permissible voltage ranges 92 to 132 VAC
Power Input
- quiescent Approx. 7 VA
- energized 7SA522*-*A/E/J Approx. 17 VA
7SA522*-*C/G/L/N/Q/S Approx. 20 VA
7SA522*-*D/H/M/P/R/T Approx. 23 VA
Plus approx. 1.5 W per Interface Module
Bridging time for failure/short circuit of alternating
auxiliary voltage
≥ 50 ms
Variant Quantity
7SA522*-*A/E/J 8 (configurable)
7SA522*-*C/G/L/N/Q/S 16 (configurable)
7SA522*-*D/H/M/P/R/T 24 (configurable)
Rated voltage range 24 VDC to 250 VDC, in 3 ranges, bipolar
Switching Thresholds Switching Thresholds, adjustable voltage range with jumpers

Siemens siprotec 7SA522 Specifications

General

Brand	Siemens
Model	siprotec 7SA522
Category	Protection Device
Language	English