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ELECTRICAL WIRING
Example of wiring connection
Outdoor
Outdoor unit
power source
ELB
Main
+
switch
CB
Indoor unit
*9, *10
power source
*11
Main
ELB
switch
+
CB
The details of wire, ELB and main switch for
outdoor unit shall be referred to "Installation &
Operation Manual" of connected outdoor unit.
16.3 WIRING CONNECTION
The wiring connection of indoor unit is shown below.
1 Insert the wires from the rear side of indoor unit as shown in
the figure below.
2 Position of electrical box cover. The figure below shows that
the front panel is removed. The electrical box cover can be
opened without removing the front panel.
23
PMML0552 rev.1 - 02/2021 - A10635790A
Heat pump system
unit
*13
*13
*13
Indoor
Indoor
Indoor
unit
unit
unit
*12
*12
*12
*11
*11
Pull box
Insert the wires
from the rear side
of indoor unit.
Electrical
box cover
Switch
cover
Example of wiring connection
system
Outdoor
Outdoor unit
power source
ELB
Main
CH unit
+
switch
CB
*11
Indoor unit
power source
*9, *10
*11
Main
Pull box
ELB
+
switch
CB
The details of wire, ELB and main switch for
outdoor unit shall be referred to "Installation &
Operation Manual" of connected outdoor unit.
3 Open the electrical box cover and perform the field electrical
wiring work. Close the electrical box cover after the electrical
wiring work is completed.
Electrical box
cover
Wire for receiver Kit
For RPK-(0.4-1.5)FSRHM
1 The procedure of the wiring connection to the terminal
boards is the same with the standard indoor unit.
2 The connector (CN33) for the expansion valve kit is fixed at
the rear side of the electrical control box with tape. Connect
the extension cable of optional expansion valve kit to CN33.
Heat recovery
unit
*13
*13
*13
*13
Indoor
Indoor
Indoor
unit
unit
unit
*12
*12
*12
*11
*11
Screw for earth wiring
connection
Terminal board for
power source
A
1
2
Terminal board for
remote control switch
cable
Fix the wires
by cord clamp
Connector
(CN33)
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