[ III Outdoor Unit Components ]
2. PUHY-P500YGM-A model
(1) Appearance
Power circuit board
Filter board
Choke coil
(L1, L2)
(2) Under the circuit board cover
Electromagnetic
contactor (52C2)
Overcurrent
relay (51C2)
Fuse
AC660V 50A
Electromagnetic
contactor (52F)
Transformer
Power supply terminal
block (TB1)
Gate amp board
ACCT-U phase ACCT-W phase
(G/A board)
Diode stack
(DS)
Relay board
Indoor/outdoor
transmission
terminal block
(TB3)
DCL (back)
Fan control board
- 38 -
Control circuit board
Transmission line
terminal block
for centralized control
(TB7)
DCCT
Smoothing
capacitor
(C11, C12)
Rush current
protection resistor
(R11, R12)
Electromagnetic
relay (52C1)
Noise filter