Brand Name: SP
Model Number: EC250W
Place of Origin: CHINA
Product Category:
Home inverter controller - Refrigerator drive controller
I. Technical parameters
1. Rated working voltage: 110VAC-280VAC.
2. Maximum input power: 250W.
3. Working environment temperature: -40℃~65℃.
4. Protection mode: the top surface of the PCB is coated with three anti-paint, and the bottom surface is coated with thermal conductive glue between the heat dissipation plate.
5. Protection level IP54.
6. Pollution level: II.
Ii. Function introduction
1. Power over-voltage protection, motor phase line over-current protection, power parts over-temperature protection, power phase protection, motor phase protection and other fault protection functions.
2. Sine wave control, speed range 1000rpm-4500rpm.
3.PWM frequency speed regulation function: 0-150Hz 0rpm-4500rpm.
Iii. Product characteristics
1. Full floating-point operation FOC control.
2. Torque compensation, harmonic compensation, buffeting adjustment.
3. High precision control, speed fluctuation ±5RPM.
4. High efficiency controller, the highest efficiency point can reach 96.1%.
5. Advanced starting scheme, short starting time, starting pressure difference > 1Mpa, balance pressure > 1Mpa.
Iv. Typical application
Refrigerator compressor