Example of wiring connection
Heat pump system
Example of wiring connection
Heat recovery
system
ELB
+
CB
ELB
+
CB
*9, *10
*11
*12
*12
*12
*13
*13
*13
*11
*11
Outdoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Main
switch
Main
switch
Pull box
Indoor unit
power source
Outdoor unit
power source
The details of wire, ELB and main switch for
outdoor unit shall be referred to “Installation &
Operation Manual” of connected outdoor unit.
ELB
+
CB
ELB
+
CB
*9, *10
*11
*11
*12
*13
*13
*13
*13
*12
*12
*11
*11
Outdoor unit
power source
Outdoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Pull box
Main
switch
Indoor unit
power source
The details of wire, ELB and main switch for
outdoor unit shall be referred to “Installation &
Operation Manual” of connected outdoor unit.
CH unit
Main
switch
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.
Insert the wires
from the rear side
of indoor unit.
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.
Electrical
box cover
Switch
cover
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.
A
1
2
Screw for earth wiring
connection
Electrical box
cover
Wire for receiver Kit
Terminal board for
remote control switch
cable
Terminal board for
power source
Fix the wires
by cord clamp
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.
(CN33)
Connector
ELECTRICAL WIRING
PMML0552 rev.1 - 02/2021 - A10635790A
23
ENGLISH