• Example of Wiring Connection (Twin, Triple and Quad Combinations for Individual Operation)
*
*
*
*
*
Remote control
switch (Option)
Outdoor unit
Indoor unit number 1
Main
switch
Power source cable
Pay attention to the
phase of power source
when wiring.
Indoor unit number 4
Indoor unit number 3
Indoor unit number 2
Main switch
Pull box
Remote control switch cable
(Field supplied)
2 core twist pair cable 0.75mm
2
This cable does not need any polarity.
Do not apply an excessively high voltage to this
cable. (Rated voltage: 5V)
Connect to both ends of shield tube to earth.
The details of wire, ELB, CB and main
switch for outdoor unit shall be referred
to Installation and Operation Manual of
connected outdoor unit.
Pull box
Pull box
Remote control
switch (Option)
Remote control
switch (Option)
Control cable
Shielded twist pair cable 0.75mm
2
This cable does not need any polarity.
Do not apply an excessively high
voltage to this cable. (Rated voltage:
5V) Connect to both ends of shield
tube to earth.
Remote control
switch (Option)
Earth
wiring
Model
ELB
Main switch
CB
(Fuse)
Wiring size (mm
2
)
Combination
(n/A/mA)
Rated
current (A)
Rated
current (A)
Power
source cable
Transition wiring between
OU and IU
Earth
wiring *7
Remote
control switch
cable *8
Power supply
Control
Circuit *5
*1
*2
*2
*3 *6
< 20m *4
Single type
2/40/30
5
5
0.75
1.0
0.75
0.75
0.75
Twin, Triple, Quad
ELB: Earth Leakage Breaker; CB: Circuit Breaker; IU: Indoor unit; OU: Outdoor unit
?
N O T E
For the total wiring length more than 20m, refer to Installation and Operation Manual of the outdoor unit.
For SET-FREE Series
Select wiring capacity according to the following table. Install the ELB, CB and the main switch to each as shown in the figures
below.
Heat pump system
Heat recovery system
*
*
*
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, CB and main switch for
outdoor unit shall be referred to Installation and
Operation Manual of connected outdoor unit.
*
*
*
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, CB and main switch for
outdoor unit shall be referred to Installation and
Operation Manual of connected outdoor unit.
CH unit
Main
switch
ELECTRICAL WIRING
PMML0549 rev.1 - 02/2021 - A10761230A
30
Содержание RCD-2.0FSR
Страница 2: ......
