Wiring Diagram - Mitsubishi Electric MUH-GA50VB-E1 Service Manual

6

WIRING DIAGRAM

MUH-GA50VB
TO
INDOOR UNIT
CONNECTING
12V
CIRCUIT BREAKER
POWER SUPPLY
~/N
230V 50Hz
SYMBOL NAME
COMPRESSOR CAPACITOR
C1
C65 OUTDOOR FAN CAPACITOR
SURGE ABSORBER
DSAR
F61 FUSE (2A)
COMPRESOR (INNER PROTECTOR)
MC
NOTES: 1.About the indoor side electric wiring refer to the indoor unit electric wiring diagram for servicing.
2.Use copper conductors only. (For field wiring)
3.Symbols below indicate.
: Terminal block
MUH-GA60VB
CIRCUIT BREAKER
TB1
L
N
PE
TB2
3
N
BLU
NOTES: 1.Use copper conductors only (For field wiring).
2.Since the indoor and outdoor unit connecting wires have polarity, connect them according to the numbers (3,N).
3.Symbols below indicate.
TB2
3
RED
N
BLK
BRN
TB1
L
BRN
N
BLU
PE
SYMBOL
MF
NR61
RT61
SR61,SR62
T61
: Connector
RT61
CN661
X62
X52
DEICER
P.C. BOARD
BRN
BLU
3 4
BRN
52C
BLU
A1
52C
: Terminal block, : Connector
RT61
1
CN661 CN721
2
3
T61
TAB20
52C
4 3
DEICER P.C. BOARD
C1
BLU
NAME
OUTDOOR FAN MOTOR (INNER PROTECTOR)
VARISTOR
DEFROST THERMISTOR
SOLID STATE RELAY
TRANSFORMER
MF
4 3 2 1
RED
C2
ORN
CN711
1 2 3
CN721
1
2
SR61
X62
3
COM NO
TAB52
X52
COM NO
CN730 7
T61 5
3
NR61 F61
1
WHT
C
C1
MC
S R
RED
BLK
A2
BLU
RED
10
21S4
1 2 3 4
CN711
WHT
1
BLK
2
SR61
RED
3
C65
C
WHT
RED
MC
S R
BLK
SYMBOL
TERMINAL BLOCK
TB1,TB2
21S4 R.V. COIL
52C COMPRESSOR CONTACTOR
SYMBOL
C1 COMPRESSOR CAPACITOR
C2
OUTDOOR FAN CAPACITOR
DSAR
SURGE ABSORBER
21S4
F61
FUSE (3.15A)
MC
COMPRESSOR (INNER PROTECTOR)
MF OUTDOOR FAN MOTOR (INNER PROTECTOR)
NR61
VARISTOR
RT61
DEFROST THERMISTOR
SR61
SOLID STATE RELAY
TB1
TERMINAL BLOCK
TB2 TERMINAL BLOCK
T61
TRANSFORMER
X52
CONTACTOR
X62
R. V. COIL RELAY
21S4
R. V. COIL
52C COMPRESSOR CONTACTOR
BLU
MF
NAME
NAME