Samsung OfficeServ 7400 Technical Manual page 76

OfficeServ 7400
TECHNICAL MANUAL
GROUNDING CONDITIONS
Observe the following requirements when OfficeServ 7150 PoE is
grounded.
•
The grounding wire of OfficeServ 7150 PoE shall be connected to the ground
through a qualified grounding media.
•
Conductivity between the leaked metallic surface of OfficeServ 7150 PoE and the
grounding wire of the power plug shall be normal.
•
When all the grounding wires from all external auxiliary devices are connected to
the system ground point, the connection shall be made through a single contact.
POWER CONDITIONS
OfficeServ 7150 PoE Power Supplies operate with AC input voltage or battery power.
The power supply system feeds DC 54V to 7400 system.
Power supply conditions:
• AC88-264V~;15A;50/60Hz or DC48V
• AC88-264V~;12A;50/60Hz or DC48V
When connecting a power source to OfficeServ 7150 PoE, observe the following
requirements:
The system should be connected to an AC outlet exclusively. If the AC source is shared
with other devices, noise or voltage drop may cause system mal-function or fire.
Instantaneous power failure may cause system malfunction or battery failure. Therefore,
stable AC power should be supplied.
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INSTALLATION
PART 5 JUNE 2006