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Hitachi UTOPIA IVX PREMIUM Serie Manual De Instrucciones página 22

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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

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