Siemens Argus 7SR21 - Energising Quantities; Auxiliary Power Supply

7SR21 & 7SR22 Performance Specification
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1.2 Energising Quantities
1.2.1 Auxiliary Power Supply
Nominal Operating Range MLFB Code (column 9)
V
AUX
30 V DC, 48 V DC, 110 V DC, 220 V DC 24 V DC to 290 V DC A, B
24 V DC to 250 V DC
100 V AC to 230 V AC
24 V DC to 290 V DC
88 V AC to 242 V AC
M, N
1.2.1.1 Burden (24 V DC to 250 V DC, 100 V AC to 230 V AC) PSU
Attribute
Watts (DC)
Voltage (V)
24
48
60
110
125
220
250
Quiescent Relay (inc. PROT HEALTHY LED)
6.0
5.8
5.8
5.5
5.5
5.4
5.5
LCD backlight on
1.
4
1.3
1.2
1.2
1.2
1.2
1.2
Per LED (Red) 0.04 0.03 0.03 0.03 0.03 0.03 0.03
Per LED (Yellow)
0.08
0.06
0.06
0.06
0.06
0.06
0.06
Per Binary Output
0.35
0.3
0.3
0.3
0.3
0.28
0.28
Optional IEC61850
2.6
2.5
2.4
2.4
2.4
2.4
2.4
Attribute VA (AC)
Voltage (
V)
100
110
115
120
200
230
Quiescent Relay (inc. PROT HEALTHY LED)
10.0
10.0
10.0
10.5
12.0
14.0
LCD backlight on
2.5
2.5
2.5
2.6
3.0
3.2
Per LED (Red)
0.06
0.06
0.06
0.06
0.06
0.07
Per LED (Yellow) 0.10 0.12 0.10 0.10 0.10 0.12
Per Binary Output
0.6
0.6
0.6
0.6
0.6
0.6
Optional IEC61850
5.0
5.0
5.0
5.0
4.5
4.5
1.2.1.2 Burden (30 V DC, 48 V DC, 110 V DC, 220 V DC) PSU
Attribute Value
30 V DC
Quiescent (typical)
6.0 W
Quiescent (back light)
7.0 W
48 V DC
Quiescent (typical)
5.5 W
Quiescent (back light)
6.5 W
110 V DC
Quiescent (typical) 6.5 W
Quiescent (back light)
7.5 W
220 V DC
Quiescent (typical)
7.5 W
Quiescent (back light)
8.5 W