85
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)
LED 1
LED 2
F931
FUSE
T3.15AL250V
(
CN932
20-90V AC
GND
5V DC
5V DC
pulse wave
(
T
o fan
motor
(+)
Rush current relay
(–)
R.V
. coil (–)
CN781
CN663
CN701
CN702
CN661
CN681
High pressure switch
(
Bus-bar voltage
CN801
325~370 V DC
Input
LED 3
Serial signal
Room A
12~24V DC
CN631
Serial signal Room D
12~24V DC
CN641
Serial signal Room E
(MXZ-5B100VA)
12~24V DC
CN621
Serial signal Room C
12~24V DC
CN611
Serial signal Room B
12~24V DC
CN601
230V AC
Input
SW1
SW2
SW871
F801
FUSE
T3.15AL250V
CN791
LEV Room A
CN792
LEV Room B
CN794
LEV Room D
CN795
LEV Room E (MXZ-5B100VA)
CN793
LEV Room C
(
(
+
{
CN796
LEV F
12V DC
pulse wave
Defrost temperature thermistor (R
T61)
Discharge temperature thermistor (R
T62)
Outdoor heat exchanger
temperature thermistor (R
T68)
Ambient temperature
thermistor (R
T65)
Signal transmission
(T
o power board)
5V DC pulse wave
Signal reception
(From power board)
5V DC pulse wave
GND
GND
15V DC
–
MXZ-4B80VA MXZ-5B100VA
OBH554D
Summary of Contents for MXZ-2B30VA
Page 19: ...19 WIRING DIAGRAM 6 MXZ 2B30VA MXZ 2B40VA MXZ 2B52VA TB3 TB2 TB1 OBH554D ...
Page 20: ...20 MXZ 3B54VA OBH554D ...
Page 21: ...21 MXZ 3B68VA OBH554D ...
Page 22: ...22 MXZ 4B71VA OBH554D ...
Page 23: ...23 MXZ 4B80VA OBH554D ...
Page 24: ...24 MXZ 5B100VA OBH554D ...