Muz-Fd50Vabh - Mitsubishi Electric MUZ-FD25VABH - E1 Service Manual

Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy
3. Noise filter P.C. board

MUZ-FD50VABH

CN901
To electronic
control P.C.
board
CN912
R.V. coil
230 VAC
Output
230 VAC
Output
4. Outdoor power board
MUZ-FD50VABH
325-370 VDC
Output
(Red)
(+) 1
(–) 3
(White)
CN902
CN903
To power To power
board board
F64 FUSE
2 A / 250 V
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NR64 VARISTOR
Connect to the compressor
Voltage among phases: 5 to 180 V
51
230 VAC
Input
CN61
230 VAC
Output
Connect to the earth
CN2
Connect to the controller board
(+)1-5(–): Signal transmission
(To electronic control P.C. board)
5 VDC pulse wave
(+)2-5(–): Zero cross signal
3-4 : Not used
(+)6-5(–): 15 V
(+)7-5(–): 15 V
CN3
Fin temperature thermistor RT64
Signal reception (From electronic
control P.C. board)
5 VDC pulse wave
CN5
Primary current detection
(Connect to the noise filter)