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Power Supply (ac) - Siemens SIMATIC Box PC 840 Manual

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Hardware Information
7.7

Power Supply (AC)

Technical Specifications
Input voltage
Line voltage frequency
Power consumption
Jumpering on power failure
Maximum continual output power
Degree of protection
Protection class
Output Voltages
+ 12 V
– 12 V
+ 5 V
– 5 V
+ 3.3 V
+ 5 V aux
* The total power consumption of the +5V and +3.3V voltages may not exceed 140 W.
Power-Good-Signal
Power-Good-Signal:
T1:
T2:
T3:
Figure 7-12 Time Characteristics of the Power Good Signal
7-36
Voltage
4.4 A
0.5 A
22 A *
0.5 A
16 A *
1 A
T1
preset time
100 ... 500 ms
hold-up time
16.6 ms minimum
save time
1 ms mimimum
120–240 V AC (85 – 264 V AC)
47 - 63 Hz
v 265 Watt
20 ms
180 W
IP20 (when fitted)
VDE 0106
Max. Current
" 4 %
" 6 %
" 3 %
" 5 %
" 3 %
" 5 %
T2
T3
Voltage Stability
Input voltage
+5 V secondary
voltage
POWER GOOD
SIMATIC Box PC 840 Manual
A5E00085984-04

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