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13.2
Power requirements of components (maximum values)
Base system
Components
FSC D2156-S21 motherboard with
Processor and heat sink
Front fan
Disk drive
Base system
Expansions
Hard disk drive SATA
DVD-ROM
DVD burner
Single lines of current (max. permissible)
1
Total power consumption, permissible
Efficiency of the power supply
The max. permitted accumulated power of the +5 V and + 3.3 V is 190 W.
1
13.3
AC voltage supply
Output voltage
Voltage
+ 12 V
+ 12 V
- 12 V
+ 5 V
+ 3.3 V
+ 5 V aux
The accumulated power of the +5 V and + 3.3 V supply may not exceed 190 W
1
The maximum inrush current is for:
110 V AC: 25 A, 5 ms
230 V AC: 30 A, 5 ms
SIMATIC Rack PC 547B
Operating Instructions, 12/2007, A5E01127519-02
13.2 Power requirements of components (maximum values)
Voltage
+5 V
+3.3 V
5 A
0.8 A
0.25 A
5.25 A
0.8 A
0.5 A
0.9 A
1.1 A
26 A
24 A
200 W
Approx. 68% (230 V AC) / approx. 65% (115 V AC)
Max. current
15 A
15 A
0.2 A
26 A
1
24 A
1
2 A
Specifications
+12 V
-12 V
5 Vaux
12 A
0.01 A
0.5 A
0.5 A
12.5 A
0.01 A
0.5 A
0.7 A
0.8 A
1.4 A
30 A
0.2 A
2 A
Voltage stability
+/- 5 %
+/- 5 %
+/- 10 %
+ 5 % / - 4 %
+ 5 % / - 4 %
+ 5 % / - 3 %
97
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