Hitachi RPC FSN3E Serie Manual De Instalación Y Funcionamiento página 14

Electrical wiring
5 ELECTRICAL WIRING
5.1 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT
C A U T I O N
Use twisted shielded pair cable or shield pair cable for transmis-
sion wires between the indoor and the outdoor units, and connect
the shielded part to the earth screw in the electrical box of the
indoor unit as shown below.
Single phase connection
5.2 SETTINGS OF DIP SWITCHES
Quantity and Position of Dip Switches
Dips switches position is the following:
DSW7
C A U T I O N
Before setting dips switches, firstly turn off power source and
set the position of the dips switches. If the switches are set with-
out turning off the power source, the contents of the setting are
invalid.
DSW3: Capacity Code Setting
No setting is required, due to setting before shipment. This dip
switch is utilized for setting the capacity code which corresponds
to the Horse Power of the indoor unit.
HP 2.0
ON
Setting
position
1 2 3 4
HP 4.0
ON
Setting
position
1 2 3 4
14
Remote Control (PC-ART)
Transmission Wires
Power supply wires
(Single phase)
Earth Screw
DSW5 RSW2
DSW4
DSW3 DSW6 RSW1
2.5 3.0
ON ON
1 2 3 4 1 2 3 4
5.0 6.0
ON ON
1 2 3 4 1 2 3 4
PMML0320A rev.2 - 09/2015
The electrical wiring connection for the indoor unit is shown be-
low.
1 Connect the cable of the remote control switch to the termi-
nals A and B in electrical box through the connecting hole in
the cabinet, as shown below.
2 Connect the power supply and ground wires to the terminals
in the electrical box.
3 Connect the wires between the indoor unit and the outdoor
unit to the terminals 1 and 2 in the electrical box, as shown
below:
Electrical Box
DSW6 and RSW1: Unit No. Setting
The below figure indicates the position before shipment.
DSW6
ON
1 2 3 4 5 6
Here is set DSW6 and RSW1 before shipment up to 63 can be
set.
Ex. Setting nº16
ON
1 2 3 4 5 6
Nº 1 PIN is on
Knockout hole
for wirings
Grille
Cord clamp
RCS (Optional)
Transmission wires
Power wires
Indication
Use flathead driver
RSW1
0
RSW1
0
Fix to 6