Mitsubishi Electric CITY MULTI Series Installation Manual page 18

11
[Fig. 11.3.5] PQRY
<A> Change the jumper connec-
tor from CN41 to CN40 *1
<B> SW5-1:ON *2
<C> Keep the jumper connector
on CN41
<B> SW5-1:ON *2
A : Group 1
B : Group 3
C : Group 5
D : Shielded wire
E : Sub remote controller
F : System 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 heat source unit in the system and connect it to CN40.
*2: If a system controller is used, set SW5-1 on all of the heat source units to ON.
[Fig. 11.3.6] PQRY
B To another
refrigerant system
OS OC
(52) (51)
M1M2 S M1M2 S
TB7 TB7
CN41 CN41
TB3 TB3
M1 M2 M1 M2
A : Earth
B : To another refrigerant system
• ( ) Address
• Daisy-chain terminals (TB3) on heat source units in the same refriger-
ant system together.
• Leave the power jumper connector on CN41 as it is. When connect-
ing a system controller to the transmission line (TB7) for centralized
control, refer to [Fig. 11.3.4], [Fig. 11.3.5], or DATA BOOK.
[Fig. 11.4.1]
A : Switch (Overcurrent breaker and
earth leakage breaker)
B : Earth leakage breaker
C : Heat source unit
D : Pull box
E : Indoor unit
F : BC controller/HBC controller
(standard or main)
(for PQRY-P series)
F' : BC controller (sub)/HBC controller (sub)
(for PQRY-P series)
G : Earth
18
OC
CN41 CN40
(51)
TB3
M1 M2 S
M1 M2
M1M2 S
TB7
D
OC
CN41
(53)
TB3
M1 M2 S
M1 M2
M1M2 S
TB7
F
A B S
L L
11 12
BC IC
TB02
TB5
M1M2 S M1M2 S
3N~ (L , L , L , N)
1 2 3
380-415 V
~ (L, N)
220-240 V
11.3
L
A B
IC IC
BC
(52) (01) (04)
TB02
TB5 TB15 TB5
M1 M2 S 1 2 M1 M2 S
A B
MA
L
3
IC IC
BC
(03)
(54) (02)
TB02
TB5 TB15 TB5
M1 M2 S 1 2 M1 M2 S
L L
13 14
IC RP
TB2
A B S
TB5
M1M2 S
A B
ME
11.4
B A
C
G
B A
E
G
1
IC
BS
(55) (05)
TB02
TB15 TB5 TB15
M1 M2 S
1 2 M1 M2 S 1 2
A B
MA
E
L
4
IC
(07)
TB15 TB5 TB15
1 2 M1 M2 S 1 2
A B
MA
L L
16 17
A
IC
TB3
A B S
TB5
M1M2 S M1M2 S
A B
ME
F
D
F
E E
G G G
C
IC
(06)
2
TB5 TB15
M1 M2 S 1 2
4
A B
MA
IC
TB5
E