Mitsubishi Electric City Multi PUHY-P-YJM-A Série Manuel D'installation page 10

11
[Fig. 11.3.2]
<A> Change the jumper connector
from CN41 to CN40 *1
<B> SW2-1:ON *2
<C> Keep the jumper connector
on CN41
<B> SW2-1:ON *2
A : Group 1
B : Group 3
C : Group 5
D : Shielded wire
E : Sub remote
controller
( ) Address
*1: When the power supply unit is not connected to the transmission line for centralized control, disconnect the male power supply
connector (CN41) from ONE outdoor unit in the system and connect it to CN40.
*2: If a system controller is used, set SW2-1 on all of the outdoor units to ON.
[Fig. 11.3.3]
To another
refrigerant system
OS2 OS1
(53) (52)
M1M2 S M1M2 S
TB7 TB7
TB3 TB3
M1 M2 M1 M2
( ) Address
[Fig. 11.4.1]
A : Switch (Breakers for
3N~380–415V
wiring and current
L , L
1
leakage)
B : Breakers for current
leakage
~220–240V
C : Outdoor unit
L, N
D : Pull box
E : Indoor unit
10
OC
CN40
(51)
TB3 TB5
M1 M2 M1 M2
M1M2 S
TB7
D
L
3
OC
CN40
(52)
TB3 TB5
M1 M2 M1 M2 S
M1M2 S
TB7
System
controller
A B S
L L
1
OC
(51)
IC
M1M2 S
TB7
TB3 TB5
M1 M2
M1M2 S
B A
, L N
2 3,
Earth
B A
Earth
11.3
L
1
A B
IC IC
(01) (04)
TB15 TB5
S 1 2 M1 M2 S M1 M2 S
A B
MA
L
4
IC
IC
(02) (03)
TB15 TB5 TB 15
1 2 M1 M2 S 1 2 M1 M2 S
A B
MA
L
2 3
IC RP
TB2 TB3
A B S A B S
TB5
M1M2 S
A B
RC
11.4
C
D
E E E E
Earth Earth Earth
C
IC IC
(05) (06)
m
2
TB5 TB15 TB5 TB15
1 2 M1 M2 S 1 2
m
4
A B A B
MA MA
E
IC
(07)
TB15
TB5
1 2
L L
5 6
Ground
IC
TB5 TB5
M1M2 S M1M2 S
A B
RC
IC