4
8
8.4
[Fig. 8.4.1]
A
: Pump interlock circuit connection (field-supplied)
TB8
3
4
63PW
A
[Fig. 8.4.2]
Operation
ON signal
Operation
ON signal
Pump interlock
Pump interlock
Flow switch: FS
Flow switch: FS
1
TB8
2
3
4
1
TB8
2
3
4
MP
~ 240/230/220V
52P
MCB
L1
L2
A
C
B
A
52P
X
X
A
: Heat source unit
B
: Control panel (field-supplied)
C
: To next heat source unit
9
9.2
[Fig. 9.2.1]
[PQHY-P200~P600YLM-A]
A
B
C
D
a
b
c
d
e
B
C
C
C
C
C
A
e
A
a
b
c
d
B
D
C
C
C
C
C
A
F
[PQHY-P400~P900YSLM-A]
A
1
A
2
A
a
b
c
d
e
B
E
D
C
C
C
C
C
A
A
F
C
D
e
A
1
A
2
A
B
a
b
c
d
B
E
C
C
C
C
C
A
A
unit 1
unit 2
unit 2
unit 1
* The total length of A
1
and A
2
is less than 10 m [32 ft].
A
: Heat source unit
D
:
Cap
B
:
1st branch
E
:
Heat source twinning kit
C
:
Indoor unit
F
:
Header
Содержание CITY MULTI PQHY-P YLM-A Series
Страница 378: ......
