Mitsubishi Electric CAHV-R450YA-HPB Service Manual page 61

[ III Unit Components ]
7. REC board
CN101
AC input
1 L2
7 L3
CN102
AC input
L1
1
4 N
CN103
AC output to Control board
1
4
HWE22020
CN104
Open-phase detection circuit
L1
CN105
N
AC output to IO board
L1
1
N
4
CNDC1
Bus voltage output to
Transmission power board
CNDC2
Bus voltage output to Control board
- 52 -
CNDC3
Bus voltage output to INV board
GB