Mitsubishi Electric City Multi PURY-EP-YJM-A, Installation Manual

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10
11 11.3
[Fig. 11.3.2]
A B C
E
D
M1 M2
M1 M2
M1M2 S
TB7
TB3
IC
(51)
M1 M2 1 2 S
TB5 TB15
1 2
TB15
1 2
TB15
1 2
TB15
1 2
TB 15
1 2
TB15
MA
(01)
IC
M1 M2 S
TB5
(02)
IC
M1 M2 S
TB5
(04)
IC
M1 M2 S
TB5
(03)
IC
M1 M2 S
TB5
(05)
IC
M1 M2 S
TB5
(07)
IC
M1 M2 S
TB5
(06)
L
2
L
1
MA
MA
MA
M1M2 S
TB7
TB3
(53)
m
1
m
4
m
3
S
System
controller
L
3
L
6
L
4
m
2
A B A B A B
A B
A B
m
2
m
1
m
1
m
2
BC
M1 M2 S
(52)
BS
M1 M2 S
(55)
BC
M1 M2 S
(54)
TB02
TB02
TB02
CN41 CN40
OC
OC
CN41
<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]
RC
IC BC
M1M2 S
TB5
IC
M1M2 S
TB5
RP
Ground
A B
A B A B
S
TB2
A B S
TB3
L
15
1
1
L
18
RC
IC
M1M2 S
TB5
IC
M1M2 S
TB5
L
17
L
16
L
14
L
13
M1M2 S
M1 M2
TB3
M1 M2
TB3
M1M2 S
TB7
M1M2 S
TB7
OC
(51)
L
11
L
12
OS
(52)
CN41 CN41
TB02
• ( ) 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.
11.4
[Fig. 11.4.1]
B A
C
3N~380 - 415V
L
1
, L
2
, L
3,
N
B A
~220 - 240V
L, N
Earth
Earth Earth
E
Earth Earth
E
F
F
’
D
E E
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)
WT05963X01̲illust.indd 10 WT05963X01̲illust.indd 10 2010/08/26 20:38:42 2010/08/26 20:38:42