[Fig. 7.1.5]
PWFY-P100VM-E-BU
500
400
300
A
200
C
100
0
0
10
20
A Water volume limitation [L]
B Total hardness [mg/L]
C Available water volume area
7.2
[Fig. 7.2.1]
A
A Heat insulation material (accessory)
B Inject with caulking material
4
30
40
50
60
B
B
F: Fuze
52P: Magnetic contactor for heat source water pump
PWFY-(E)P100/200VM-E1/E2-AU
3000
2500
2000
A
1500
1000
500
0
70
0
10
20
[Fig. 7.4.1]
TB142A
IN1
A Fuse
B Coil of the magnetic contactor for heat source water
C Double pole contact of the magnetic contactor for heat
D Circuit breaker
E Water pump
F Bimetal break contact
[Fig. 7.4.3]
Board
TB141A OUT1
L
N
F
52
P
AC220V ~ 240V
1
2
3
L
N
TB1
C
30
40
50
60
B
7.4
[Fig. 7.4.2]
Board
AC208 - 230V
DC30V or less
TB141A OUT1
×
B
F
52P or 72P
A
51P or 71P
pump
source water pump
AC220V ~ 240V
or
DC30V or less
L
PWFY
Solenoid
valve kit
TB2
WP
MCB: Circuit breaker
WP: Water pump
70
or
×
D
C
52P or 72P
E
N
MCB
52P