77
CN931 to fan moter
CN801 to outdoor power
P.C. board
325 - 350V DC Input
F930 FUSE
T3.15AL250V
F801 FUSE
T3.15AL250V
SW1
SW2
SW871
LED 3
LED 2
LED 1
CN681
High pressure switch
18V DC
17V DC
CN661
Defrost
thermistor (RT61)
Discharge temperature
thermistor (RT62)
Outdoor heat exchang-
er temperature
thermistor (RT68)
LEV: 12V DC pulse wave
CN795 LEV Room E
CN794 LEV Room D
CN793 LEV Room C
CN792 LEV Room B
CN791 LEV Room
A
CN711
to outdoor power
P.C. board
208/230V AC
Input
F711 FUSE
T3.15AL250V
CN712 R.V. coil
208/230V AC Output
CN713 Valve coil
208/230V AC Output
Serial signal Room E
Serial signal Room D
Serial signal Room C
Serial signal Room B
Serial signal Room A
CN631
signal to
indoor
unit
Terminal block (S2)
Terminal block (S1)
)
)
CN611
signal to
indoor
unit
CN601
signal to
indoor
unit
325-350V DC
15V DC
0~15V DC
15V DC pulse wave
CN663 Ambient temp thermistor (RT65)
CN781
to outdoor power P.C.
board
GND
Signal transmission
X64A
X64B
12V DC
CN701
to outdoor power P.C.
board
Signal reception
MXZ-5B42NA
(
(
(
(
(
0
10
20
30
40
50
60
70
80
90
100 110 120
700
600
500
400
300
200
100
0
Resistance (k
Ω
)
Temperature (°C)
Discharge temperature thermistor (RT62)
-20 -10
0
10
20
30
40
100
90
80
70
60
50
40
30
20
10
0
Resistance (k
Ω
)
Temperature (°C)
Defrost thermistor (RT61)
Ambient temperature thermistor (RT65)
Outdoor heat exchanger temperature
thermistor (RT68)
2. Outdoor control P.C. board
CN881
to outdoor power P.C.
board
)
CN797 LEV M
OBH560G
Содержание MXZ-5B42NA
Страница 15: ...15 WIRING DIAGRAM 6 MXZ 2B20NA MXZ 2B20NA 1 OBH560G ...
Страница 16: ...16 MXZ 3B24NA MXZ 3B30NA MXZ 4B36NA OBH560G ...
Страница 17: ...17 MXZ 3B24NA 1 MXZ 3B30NA 1 MXZ 4B36NA 1 OBH560G ...
Страница 18: ...18 MXZ 5B42NA OBH560G ...