Power Wiring Diagram - Samsung RD VHXF Series Installation Manual

installing the unit
WIRING WORK

Power wiring diagram

 External connection diagram of DVM PLUS III
3 phase 3 wires
3 phase 3 wires
(208~230V)
or
ELCB
MCCB+
ELB
Earth
Indoor Outdoor
Communication cable
between indoor and
outdoor units
• Connect the power cable of the outdoor unit after checking that R-S-T(3 phase 3 wires) is
properly connected.
• The communication cable between indoor and outdoor units has no polarity.
• Arrange the cables using cable ties.
34_ installing the unit
3 phase 3 wires
(208~230V)
Main unit
208~230V
OF1 OF2 R S T
Earth
ELCB
Earth
Sub unit
208~230V
Outdoor
Indoor
OF1 OF2
R
Communication
cable among
outdoor units
S T
Earth