Mitsubishi Electric City Multi PURY-EP-YJM-A Installation Manual 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]
L
11
OS OC
(52) (51)
M1M2 S M1M2 S
TB7 TB7
CN41 CN41
TB3 TB3
M1 M2 M1 M2
• ( ) Address
• Daisy-chain terminals (TB3) on outdoor units in the same refrigerant
system together.
• Leave the power jumper connector on CN41 as it is. When connecting
a system controller to the transmission line (TB7) for centralized control,
refer to [Fig. 11.3.1], [Fig. 11.3.2], or DATA BOOK.
[Fig. 11.4.1]
B A
3N~380 - 415V
L , L , L N
1 2 3,
B A
~220 - 240V
L, N
10
OC
CN41 CN40
BC
(51)
(52)
TB02
TB3
M1 M2 S
M1 M2
M1M2 S
TB7
D
OC
CN41
BC
(53)
(54)
TB02
TB3
M1 M2 S
M1 M2
M1M2 S
TB7
System
controller
A B S
L L
12 13
BC IC
TB02
TB5
M1M2 S M1M2 S
C
F'
Earth
D
F
E E E
Earth Earth Earth Earth
11.3
L
1
A B
IC IC
(01) (04)
TB5 TB15 TB5
M1 M2 S 1 2 M1 M2 S
A B
MA
L
3
IC
IC
(03)
(02)
TB5 TB15 TB5 TB 15
M1 M2 S 1 2 M1 M2 S 1 2
A B
MA
L L
14
Ground
IC RP
TB2 TB3
A B S A B S
TB5
M1M2 S
A B
RC
11.4
A: Switch (Breakers for wiring and current leakage)
B: Breakers for current leakage
C: Outdoor unit
D: Pull box
E: Indoor unit
F: BC controller (standard or main)
F ' : BC controller (sub)
E
C
IC
BS
m
(55) (05)
2
TB02
TB5 TB15
M1 M2 S
M1 M2 S 1 2
m
A B
MA
E
L
4
IC
(07)
TB5 TB15
M1 M2 S 1 2
L
16 17
IC IC
TB5 TB5
M1M2 S M1M2 S
A B
RC
IC
(06)
TB5 TB15
M1 M2 S 1 2
4
A B
MA