ELECTRIC WIRING
10.2 ELECTRICAL WIRING CONNECTION FOR OUTDOOR UNITS
The electrical wiring connection for the outdoor unit is shown in
figure below:
L1
1 0 .2 .1 Se t t ing of DI P sw it che s for out door unit
Qua nt it y a nd posit ion of DI P sw it che s
The PCB in the outdoor unit is operating with 7 types of DIP
switches, and 4 push switches. The location is as follows:
DSW1 : N o se t t ing is re quire d
When set pin number 1 to ON, the electric
current detection is cancelled. Pin number
1 should be set back to OFF after electrical
work.
DSW3 0 1 : Te st run m ode
Setting before shipment
Cooling
Heating
Forced stop of compressor
12
PMML0398B rev.3 - 01/2020 - P5416651
L2
1
2
N
ON
1 2 3 4 5 6
Instructions for wiring and electrical board:
Power wires
DSW2 : Opt iona l func t ion se t t ing a nd piping
le ngt h
Factory setting
Piping length ≤ 5m
Piping length ≥ 30m
Optional function setting
Optional function setting
External input/output setting mode
DSW3 : Ca pa c it y Se t t ing (N o se t t ing is re quire d)
Model
Setting position
Model
Setting position
Model
Setting position
PCB
Earth terminal
Side cover
Transmission
wires
ON
1 2 3 4 5 6
RAS-2HVNP1
RAS-2.5HVNP1
RAS-3HVNC1