Product manual

KPMWC00905-10EN - page 7/24
Electronics
Inbuilt sophisticated electronics (Fig.7 and 8) guarantee self-diagnostics on Motor, bearings, compressor, expansion
valve, performance, events, faults,…and allow the exchange and visibility of data with the chiller controller.
Fig. 7
Fig. 8
Line reactorLine reactor
RectifierRectifier
MotorMotor
DC-link capacitorsDC-link capacitors
IGBTIGBT
Compressor controllerCompressor controller
DC-DC converterDC-DC converter
PWM outputPWM output
Magnetic
bearings
Magnetic
bearings
ControllerController
Control
Power - Generator
Power - Motor
Supply
3 Phases
380-480V
50-60HZ
VFD
Shaft position
control
Magnetic
bearing PWM
VFD
Shaft position
control
Magnetic
bearing PWM