Samsung OfficeServ 7200, Руководство по установке, Страница: 20 / 93

CHAPTER 1. Pre-Installation Information OfficeServ 7200 Installation guide/Ed.00
Page 1-2 © SAMSUNG Electronics Co., Ltd.
The system should be maintained in a cool area with no direct sunlight, and
ventilators should be installed to remove dust.
2 Grounding Conditions
The following cautions should be taken when grounding the OfficeServ 7200
system:
y
The grounding wire of the OfficeServ 7200 system should be grounded to the
earth using a proper material.
y
The flow of electric current between the grounding wire of the power plug and the
exposed metal surface of the system should be satisfactory.
y
When connecting grounding of external additional equipments to the grounding of
the system, the groundings should be connected through a single connection point.
Cautions for Grounding
- Do not connect the grounding wire of the OfficeServ 7200 system to a power
conduit of a building.
- The standards for power and grounding should comply with the country standard
and the pertinent work should be conducted according to the country standard.
- External grounding is required to prevent human injuries or system damages
caused by lightning, static electricity, or voltage surge.
3 Power Conditions
The power supply Module of the OfficeServ 7200 system receives AC input power
or battery power, and supplies -48 V, -5 V, +5 V, +3.3 V, +12 V, and -56 V to the
system Chassis. The maximum power consumption is 252W per Chassis.
Table 1.1 Power Specifications
Power Supply Unit (PSU) Specification
Input power For both AC 110/220 V
(The product is set up as AC 220 V by default)
PSU
Output
power
- DC 48 V, 2.2 A
- DC +5 V, 8.0 A
- DC -5 V, 1.0 A
- DC +3.3 V, 10 A
- DC +12 V, 0.4 A
- DC -56 V, 0.4 A(for backup)