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FILE NO. SVM-07008
8-2. Outdoor Unit (Inverter Assembly)
For INDOOR UNIT
1
230V 50Hz
signal
Noise
filter
Input
current
sensor
Converter
(AC DC)
P.C.B (MCC 5009)
Over
current
sensor
Gate drive
circuit
Rotor position
detect circuit
Relay
Fan
motor
4way
Valve
Relay
High power factor
correction circuit
1. PWM synthesis function
2. Input current release control
3. IGBT over-current detect control
4. Outdoor fan control
5. High power factor correction control
6.Signal communication to indoor unit M. C. U
M. C. U
Inverter
(DC AC)
Compressor
Discharge
temp. sensor
Outdoor air
temp. sensor
Heat Exchanger
temp. sensor
MICRO-COMPUTER BLOCK DIAGRAM