W
I
R
I
N
G
D
I
A
G
W
I
R
I
N
G
D
I
A
G
1
1
.
1
1
.
36K(Drive board)
Phase
Current
Check
Check
IPM Drive
Module
Communication
with Upper
System
MCU&CPU
MCU&CPU
Component
Code
48K/60K(Drive board)
Communication
with Main Control
IPM Boostrap
Circuit
IPM Inverter
Compressor
Output
DC- INVERTER AIR CONDITIONER TECHNICAL&SERVICE MANUAL
R
A
M
R
A
M
DC-Fan Motor
Drive
DC-Fan Motor
Control
Diodes
IGBT
Sample
Resistance
for PFC
Current
Rectifier
Bridge
Drive
Board
Code
Power
Input
Switch Power
Supply
Switch Power
Supply AC 220
Rectifier
Rectifier
Bridge(3-Phase
Power input)
95