2
nd
Generation ALL IN ONE Type Heat Pump Water Heater Technical Manual
2.4 Refrigerant figure
2.4.1 System Piping figure
T
3
T
4
T
p
4
-
way valve
T
u
p
E
E
V
T
5
L
T
h
W
a
t
e
r
o
u
t
l
e
t
S
e
c
o
n
d
a
r
y
h
e
a
t
s
o
u
r
c
e
i
n
l
e
t
S
e
c
o
n
d
e
h
e
a
t
s
o
u
r
c
e
o
u
t
l
e
t
W
a
t
e
r
i
n
l
e
t
Element
D
r
y
e
r
H
i
g
h
p
r
e
s
s
u
r
e
s
w
i
t
c
h
Evaparator
Condenser
compressor
Compressor: Mitshubishi RB233GRDC, R134a；Element: located in the mid of tank, 3000W/230VAC;
TCO (Temp. Switch): when water Temp. ＞80, switch OFF, when water Temp. ＜60, switch ON;
High Pressure Switch: switch OFF when 3.0MPa; switch ON when 2.4MPa;Fan: Centrifugal type,
220V—240V/50Hz，3 Speeds; EEV: Sanhua Φ1.3 EEV; 4-Way Valve: Hualu STF-02BN2
Compressor crankcase belt heater: DJRD-390A-1300-25W; Wire controller(Optional)：KJR-90B
manometer (High Pressure Switch)
1 202301800820
Discharge temp sensor ass'y (Tp)
1 202301300130
room temp sensor ass'y (T4)
1 202301300196
Temp.sensor ass'y (T3)
1 202301300437
Temperature sensor (Th)
1 202301300303
senor ass'y, for the pipe (T5L)
1 202301300485
senor ass'y, for the pipe (T5Up)
1 202301300486
Relay of Elment & Compressor
2 202300800003
TCO(turn off temp. 85±3°C，manually recovery)
1 202301610028
TOD Auto Recovery, turn off temp.78±3°C，Recovery
temp 68±3°C。
1 202301600046
2.4.2 System I/O figure
44
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