Samsung AP500PF Service Manual page 9

3-2-2 Electrical Work
The electrical work should be performed by a specialist qualified for the work.
• Use the three phase power supply, and be sure to install the sub power distributing board for
exclusive use with the unit(separately purchased by the user).
* Avoid octopus-type wiring as it can cause a drop in voltage, thus resulting in poor performance
of the automatic control circ u i t .
• Be sure to install circuit breaker (separately purchased by the user).
• Be sure to connect the grounding wire .
Electric power spec
Power
Ampere of breaker
Knife switch
Switch
Fuse
Size of grounding wire
Min. size of electric wires from/to
the indoor/outdoor unit
Size of electric input wires
CAUTION
• Be sure to use the wires, and switches or fuses of power distribution board are qualified
and fulfill the specification.
• Be sure to install knife switch or circuit breaker on the power distribution board.
• The electrical and grounding work should be performed as per " technical specification
of electrical facilities " and " specification of internal wiring ".
• Be sure to connect main electrical input wires with bolted connectors using compressed terminal.
Applicable voltage 220V
Applicable voltage 380V
Samsung Electronics
3phase 3wires 220V / 3phase 4wires 380V
50 A
30 A
30 A
2.0 mm
0.75 mm
5.5 / 3.5 mm
198V ~ 242V
342V ~ 418V
2
2
2
Installation Method
3-5