Hitachi UTOPIA IVX PREMIUM Série Manuel D'utilisation page 22

ELECTRIC WIRING
10.2 ELECTRICAL WIRING CONNECTION FOR OUTDOOR UNITS
The electrical wiring connection for the outdoor unit is shown in
figure below:
L1
   
10.2.1 Setting of DIP switches for outdoor unit

Quantity and Position of DIP Switches
The PCB in the outdoor unit is operating with 7 types of DIP
switches, and 4 push switch. The location is as follows:

DSW1: No setting is required
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

DSW301: Test run mode
Setting before shipment
Cooling
Heating
Forced stop of compressor
12 PMML0398B rev.0 - 11/2015 - P5416651
L2
1 2
N
ON
1 2 3 4 5 6
Instructions for wiring and electrical board:
Power wires

DSW2: Optional function setting and piping
lenght
Factory setting
Piping length ≤ 5m
Piping lenght ≥ 30m
Optional function setting
Optional function setting
External input/output setting mode

DSW3: Capacity Setting (No setting is required)
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
RAS-3HVRNS3