OfficeServ 7400 General Description
© Samsung Business Communications
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3.3 Power Specifications
3.3.1 OfficeServ 7400 System Power
OfficeServ 7400 operates by AC input power or battery power. The system chassis is sup-
plied with backup power of -54 V, -5 V, +5 V, +3.3 V, +12 V, or -56 V.
Table 3.19 I/O Voltage of PSU
Power Supply Devices
Specifications
Input power
AC 220 V
Power Supply Unit (PSU)
Input power
- DC -54 V, 6.6 A
- DC +5 V, 16 A
- DC -5.3 V, 2 A
- DC +3.3 V, 30 A
- DC +12 V, 1 A
- DC -56 V, 0.4 A (for backup)
Input power
AC 220 V (for local use)
External rectifier
(Model name: OfficeServ 7150)
Output Power
DC -54 V, 10 A
