Mitsubishi Electric CITY MULTI PQHY-P72-Z KMU-A Manuel D'installation page 14

11
[Fig. 11..] 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
( ) Address
[Fig. 11..6] PQRY
To another
refrigerant system
OS OC
(52) (51)
M1M2 S M1M2 S
TB7 TB7
CN41 CN41
TB3 TB3
M1 M2 M1 M2
• ( ) 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 (Breakers for wiring
and current leakage)
B : Breakers for current
leakage
C : Heat source unit
D : Pull box
E : Indoor unit
F : BC controller
(standard or main)
(for PQRY-P·Z(S)KMU-A)
F' : BC controller (sub)
(for PQRY-P·Z(S)KMU-A)
14
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
System
controller
A B S
L L
11 12
BC IC
TB02
TB5
M1M2 S M1M2 S
Z(S)KMU:3~575V, L1, L2, L3
~208-230V, L1, L2
11.
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
Ground
B A
Ground
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
Ground
IC
TB3
A B S
TB5
M1M2 S M1M2 S
A B
ME
C
F
E E E
Ground Ground
C
IC
(06)
2
TB5 TB15
M1 M2 S 1 2
4
A B
MA
IC
TB5
F
D
E
Ground