83
12-7. TEST POINT DIAGRAM AND VOLTAGE
MXZ-2F33VF
MXZ-2F42VF MXZ-2F53VF MXZ-2F53VFH
1. Inverter P.C. board
Back side of unit
Connect to
outdoor dis-
play P.C.
board
(CN935)
Fin temperature
thermistor/RT64
(CN642)
Ambient temperature
thermistor /RT65
(CN643)
Discharge temperature
thermistor/RT62 (CN641)
Defrost thermistor/RT61 (CN641)
220-230-240 V AC
(LD66A, LD70)
Front side of unit
280 - 370 V DC
(DB61(+), (-))
Output to drive
compressor
(LDU, LDV, LDW)
FUSE (F801)
T3.15AL250V
FUSE (F901)
T3.15AL250V
Signal of
outdoor fan motor
(CN931)
Outdoor heat
exchanger temperature
thermistor /RT68 (CN644)
Smoothing capacitor
(C61, C62, C63)
R.V. coil (CN721)
Heater (CN722)
MXZ-2F53VFH
FUSE (F701)
T3.15AL250V
220-230-240 V AC
(X64 , LD66B)
220-230-240 V AC
(LD61, LD62)
220-230-240 V AC
(CN601 , )
Serial signal A
(CN601 , )
Serial signal B
(CN601 ,
CN602 )
Output to
drive
outdoor fan
motor
(CN932)
LEV A coil
(CN724)
LEV B coil
(CN725)
-20
-10
0
10
20
30
40
0
10
20
30
40
50
60
70
80
90
100
Temperature (°C)
Defrost thermistor(RT61)
Ambient temperature thermistor(RT65)
Outdoor heat exchanger temperature thermistor(RT68)
0
10 20 30 40 50 60 70 80
0
20
40
60
80
100
120
140
160
180
200
Fin temperature thermistor(RT64)
Resistance(k )
Resistance(k )
Temperature (°C)
Temperature (°C)
Discharge temperature thermistor (RT62)
5HVLVWDQFHN
0
100
200
300
400
500
600
700
800
0
10 20 30 40 50 60 70 80 90 100 110 120
OBH790
Содержание MXZ-2F33VF
Страница 22: ...22 OUTLINES AND DIMENSIONS 6 MXZ 2F33VF MXZ 2F42VF MXZ 2F53VF MXZ 2F53VFH Unit mm OBH790 ...
Страница 25: ...25 WIRING DIAGRAM 7 MXZ 2F33VF E1 ET1 MXZ 2F42VF E1 ET1 MXZ 2F53VF E1 ET1 OBH790 ...
Страница 26: ...26 MXZ 2F53VFH E1 OBH790 ...
Страница 27: ...27 MXZ 3F54VF E1 ET1 MXZ 3F68VF E1 ET1 OBH790 ...
Страница 28: ...28 MXZ 4F72VF E1 ET1 OBH790 ...
Страница 93: ...93 OBH790 ...