Mitsubishi Electric CITY MULTI PQHY-P-TLMU-A Installation Manual page 16

11
[Fig. 11.3.3] PQHY
L
11
OS OC
(52) (51)
M1M2 S M1M2 S
TB7 TB7
CN41 CN41
TB3 TB3
M1 M2 M1 M2
DATA BOOK.
[Fig. 11.3.4] PQRY
-
tor from CN41 to CN40 *1
<B> SW5-1:ON *2
on CN41
<B> SW5-1:ON *2
A : Group 1
B : Group 3
C : Group 5
D : Shielded wire
E : Sub remote
controller
*1: When the power supply unit is not connected to the transmission line for centralized control, disconnect the male power supply
*2: If a system controller is used, set SW5-1 on all of the heat source units to ON.
16
L L
12 13
IC IC
A B
TB5 TB5
M1M2 S M1M2 S
A B
ME
OC
CN41 CN40
BC
(51)
(52)
TB02
M1 M2 S
TB3
M1 M2
M1M2 S
TB7
D
L
3
OC
CN41 CN41 BC
(53)
(54)
TB02
M1 M2 S
TB3
M1M2
M1M2 S
TB7
System
controller
A B S
11.3
L L
15 16
Ground
RP IC
TB2 TB3
S A B S
TB5
M1M2 S M1M2 S
A B
ME
L
1
A B
IC IC
(01) (04)
TB5 TB5
M1 M2 S M1 M2 S
A B
(101)
ME
IC IC
(03)
(02)
TB5 TB5
M1 M2 S M1 M2 S
A B
(103)
ME
IC
TB5
C
IC
BS
(55)
(05)
TB02
M1 M2 S
TB5
M1 M2 S
3
A B A B
(105) (155)
ME ME
E
L
4
IC
(07)
TB5
M1 M2 S
IC
(06)
TB5
M1 M2 S