- Predict torque shortage & over speed, adjusting torque compensation
- Introduce Auto-Learning and torque compensation for adaptive control, optimizing COP and EER
- Ensure smooth speed ramp up & down, low vibration, and noise during compressor start-up with very low rotation speed (RPS)
- Built-in fuse protects against overheating and loose connections
- Capacitor power cut-off and high-voltage discharge for safety and longevity
- Power Factor Correction stabilizes compressor control and enhances efficiency
- Fault alarms alert MCU to abnormal motor/compressor conditions
- Fuse prevents countercurrent during fan reverse
- Electric expansion valve optimizes refrigerant flow efficiency
- White noise detection algorithm for quieter operation.
- Numerical simulations reduce fan turbulence noise
- Ultra-low noise operation at low compressor and fan speeds
- L/N/C to UART.
- Wifi communication.
- Blue Tooth/ Zigbee/ Z-wave.
- PLC communication.
- First operatiing time.
- Total operating time.
- Unstable AC supply voltage.
- Abnormal operation current.
- Refrigerant leakage.
- Communication failure.
- High voltage stability.
- Current profile of compressor & fan.
- High temperature alarm for the interior permanent magnet (IPM) & compressor & fan.
- Control compressor with low drive voltage (MTPA/MEPA).
- Reduce power usage by designing effective heat sinks for the IPM
- Minimize stable power needed to maintain indoor temperature
• Acrylic resin coating against water, insect and static.
• Surge protection.
• Enlarge cross-section area of high current circuit.
• Reduce weight by using small inductor of PFC.
• Control box improved to block the heat source and prevent the spread of naked flames.
Radiator Fin
Designed alternately to effectively reduce IPM power consumption, minimizing the stable power required for indoor temperature maintenance.
Cool down air flow
Average distribution temperature
PCB Upgrade
Includes thicker copper traces for increased current stability, fully covered with military-grade moisture and static-resistant coating
Enhanced PCB
Moisture and static -resistant coating
