17
11
11.3
[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
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
TB15
1 2
TB15
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)
1
4
3
S
System
controller
L
3
L
6
L
4
2
A B
A B
A B
A B
A B
2
1
BC
M1
M2 S
(52)
BS
M1
M2 S
(55)
BC
M1
M2 S
(54)
TB02
TB02
TB02
CN41 CN40
OC
OC
CN41
2
1
A
: Group 1
B
: Group 3
C
: Group 5
D
: Shielded wire
E
: Sub remote
controller
( ) Address
[Fig. 11.3.6] PQRY
ME
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
L
18
ME
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
To another
refrigerant system
1
1
11.4
[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·T(S)LMU-A/Y(S)LMU-A)
F
'
: BC controller (sub)
(for PQRY-P·T(S)LMU-A/Y(S)LMU-A)
3~208-230V (T(S)LMU)
3~460V (Y(S)LMU)
L1, L2, L3
~208-230V, L1, L2
Ground
Ground
Ground
Ground
Ground
B
A
C
B
A
E
F
E
E
E
D
F
• ( ) 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.