Hitachi RWM-(H)FSN3E, Service Manual

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4 Electrical wiring
SMGB0070 rev.1 - 08/2011
78
RAS-(4-6)HRNME-AF RAS-(8/10)HRNME-AF
Earth
terminal
Transmission
wires
Power
wires
Power
wires
Ring core
Earth
Transmitting
cable
Power source cable
Earth cable
Band
3 Connect the transmission wires between the outdoor unit and the indoor unit to the terminals 1 and 2 on the terminal
board.
Power supply
AC 230 V
Transmission wires (5 V)
Transmission wires (5 V)
Power supply
AC 400 V
1~ 230V 50Hz
3N~ 400V 50Hz
4 Fix the cable with the clamp supplied in the Electrical Box to ensure strain relief.
5 When routing out cable, make sure that it does not obstruct mounting of the outdoor service cover.
Wiring Method
Keep a distance between each wiring
terminal and attach insulation tape or
sleeve as shown in the figure.
Tape or sleeve
Earth screw Rear cover
Earth wire
Power supply cable Control cable
Wiring method with clamp
1
Insert the wires into the cord clamp and clamp
them as shown in the figure.
2
Perform wiring so that wires do not touch the
compressor, refrigerant pipes or edge of the
covers.
Make a loop of wires so that disconnecting the wirings
for replacing the parts is not required.
Fasten the wires so that wires do not touch the high
temperature compressor and the other parts.
.