Technical specifications
8.3 Current/power requirements and power supply
SIMATIC IPC647E
146
Operating Instructions, 11/2018, A5E45589180-AA
8.3.3
Technical specifications of redundant power supply (AC)
Output voltage/current
Voltage
Maximum current
Voltage stability
+12 V
16 A
2
±5 %
+12 V
16 A
2
±5 %
–12 V
0.5 A
±10 %
+5 V
20 A
1
±5 %
+3.3 V
20 A
1
±5 %
+5 V
aux
3.0 A
+5 %, -3 %
1
The total output of the +5 V and +3.3 V voltage must be ≤ 100 W.
2
The total current of the +12 V voltage must be ≤ 25 A.
The total sum of all voltages amounts to a max. of 230 W.
The inrush current of a plug-in module is:
●
≤ 210 A for 1.65
ms
Transient voltage interruption
●
20 ms
●
≤ 10 events/h; recovery time ≥ 1
s
