Siemens Hicom 112 User Manual

Power suppl
y
A31003-K16-X001-3-7620, 07/99
Hicom 100 E Version 2.1, Service manual
5-3
Installation
5.3.1 PSU1/UPS1 power supply
5.3.2 Battery for UPS1
●
1 battery box for wall mounting, complete with rechargeable battery and connecting cable
(0.4 m) to the power supply unit
●
4 wall plugs, 4 woodscrews
●
Bridging times, see Table 3-27
5.3.3 PSU2/UPS2 power supply
Danger
The heat sinks in the PSU are directly connected to the mains. Always unplug the
mains plug before opening the PSU housing.
Derived voltages MB and system
expansion
Function
expansion
Total
+5V DC 7W 3W 10W
-48V DC 19W 1W 20W
-45/75 V DC 4W – 4W
Table 5-1 Power split PSU1/UPS1 for Hicom 108/112
Derived voltages MB and system
expansion
Function
expansion
Total
+5V DC 15W 5W 20W
–48V DC 50, 8W 2W 52, 8W
–45/75 V DC 8W – 8W
Table 5-2 Power split PSU2/UPS2 for Hicom 118
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Siemens Hicom 112 Specifications

General

Brand	Siemens
Model	Hicom 112
Category	Telephone
Language	English