Technical specifications
14.3 Power supply (AC)
SIMATIC IPC647C
Operating Instructions, 12/2010, A5E02669337-02
141
14.3 Power supply (AC)
Output voltage
Voltage Max. current Voltage stability
+ 12 V
1
10 A +/- 5 %
+ 12 V
2
13 A +/- 5 %
- 12 V 0.3 A +/- 10 %
+ 5 V 25 A
1
+ 5 % / - 4 %
+ 3.3 V 20 A
1
+ 5 % / - 4 %
+ 5 Vaux 2.5 A + 5 % / - 3 %
1
The accumulated power of the +5 V and + 3.3 V supply may not exceed 190 W
Maximum inrush current at:
110 VAC = 25 A / 5 ms
230 VAC = 30 A / 5 ms
Power Good Signal
Figure 14-1 Timing profile of the Power Good Signal