Samsung RD040MHXCA Series Installation Manual page 28

I U
NSTALLING THE
Electrical Connections (Continued)
Power Wiring and Communication Wiring Configuration
Be sure to run the power supply cable and the communication cable through electrical conduit as seen in the

picture.
Install the communication cable, indoor power cable and the main power cable in the cable tube.

Secure the cable tube to the outdoor knockout using the CD connector and bushing.

Arrange the cables as shown in the picture.

The diameter of the 6 knock-out holes is

CAUTION
Make a knockout hole by driving in a nail.

When installing the cables through the knockout hole, remove all

burrs and protect them with the protection tape.
Apply rust resisting paint around the hole.

1 phase 2 wires (208V-230V~)
1 phase 208V-230V~
Earth
CAUTION
When removing the outer cover of the power cable, use the appropriate tools to prevent damaging

the inner cover.
Make sure to place the outer cover of the power cable and the communication cable, at least

20mm(3/4inch) into the electrical parts.
Communication wiring should be done separately from the power cable and other communication

cables.
28
E-
FJM RD040MHXCA_IM_00000_E_2.23.10.indd 28
NIT
Communication cable
Main power cable
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Communication cable
between indoor and
outdoor units
Ø27.8 mm(Ø1-3/32 inch) .
(Inside)
(Outside)
Earth cable
(U-Trap)
Power cable
2010-2-24 19:57:36