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3. DC INVERTER CONTROL METHOD
3-1 INVERTER CONTROL
3-1-1 What is Inverter
"Inverter" is the word used against "Converter", and it is the equipment to change DC to AC.
Converter (Transformer) : To transform AC to DC (Rectifier)
Inverter (Reverse Transformer) : To transform DC to AC
As a generic term, the equipment that varies the output (Frequency or Voltage) is normally called as
Inverter.
3-1-2 Inverter Block of Outdoor unit
AC
Filter
PCB
Current
Transformer
VOLTAGE CONVERSION
Transform AC into DC
by Converter (rectification)
IGBT Module
Power
Relay
Resistor
Converter
DC electricity Smoothing
by Smoothing Capacitor
Thermistor
Coil
Smoothing
IGBT
Capacitor
Main Control
Inverter PCB
Transform DC into AC by IGBT
03-01
Current
Compressor
Transformer
Current
Transformer
Big
Amplitude
Small
High
Frequency
Low
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Troubleshooting
