Outdoor Power Board - Mitsubishi Electric Mr.Slim MUZ-GC25NA - C1 Service Manual

4. Outdoor power board

MUZ-GC50NA-
C1
310-370V DC
Output
(Red)
(+)
1
3
(–)
(White)
MUZ-GC60NA MUZ-GC71NA
53
Connect to the compressor
Voltage among phases: 5V to 180V
Connect to the earth
CN2
Connect to the controller board
(+)1-5(–): Signal transmission
(To electronic control P.C. board)
5V DC pulse wave
(+)2-5(–): Zero cross signal
3-4 : Not used
(+)6-5(–): 15V
(+)7-5(–): 15V
CN3
Fin temperature thermistor RT64
Signal reception (From
)
electronic control P.C. board)
5V DC pulse wave
CN5
Primary current detection
(Connect to the noise filter)