Mitsubishi Electric PURY-P72 Service Handbook page 81

[ III Outdoor Unit Components ]
3. INV board
(1) PURY-P72TJMU-A
SC-P1
Rectifier diode output (P)
C30,31,32
Smoothing capacitor
RSH1,2
Overcurrent detection
resistor
SC-P2
Bus voltage Input(P)
TB-P(Note)
Bus voltage output(P)
TB-N(Note)
Bus voltage output(N)
Faston terminals have a locking function. Make sure the cable heads are securely locked in place. Press the tab on the ter-
minals to remove them.
HWE09130
CN6
Open: No-load operation setting
Short-circuited: Normal setting
IGBT
(Rear)
SC-T
Input(L3)
SC-R
CT3 Input(L1)
Current sensor(L3)
SC-S
Input(L2)
CN5V
GND
Output 5VDC
LED1
Lit: Inverter in normal operation
Blink: Inverter error
CT22
CT12
Current sensor(W)
Current sensor(U)
SC-U
Inverter output(U)
- 72 -
CN4
GND(Fan Board)
Serial communication signal output
CNDC
Bus voltage output
P
N
CN2
Serial communication signal output
GND
Input 17VDC
SC-V
Inverter output(V)
SC-W
Inverter output(W)
GB