2025-05-13 6:18 AM
i need to design the VFD for given 3 phase AC induction motor . i m considering below given reference design:
https://www.st.com/en/evaluation-tools/steval-ihm023v3.html
Kindly! suggest me how to implement the changes in hardware & firmware which shall suit the characteristics of this motor.if this reference design is wrong, then which design i should consider.
NOTE: This motor should be able to work under constant & variable load both. Please! guide how to implement functional safety in firmware & hardware to prevent electrical shock, sparking, injury & permanent damage to this motor. Also This design should be able to drive similar motor upto 1 horsepower.
3 - phase AC induction Motor Specifications:
Brand: Siemens
Type: 3 Phase Induction Motor (EFF2)
Model Number: 1LA0 073-4YA8
Standard Compliance: IEC 60034-1, IS: 325, IS: 12615
Efficiency: 66.0%
IP Rating: IP55 (dust protected, water jet resistant)
Duty Type: S1 (Continuous duty)
Insulation Class: F
Frame Size: 71
Weight: 9.0 kg
Motor No.: SDF/8887 2075604
Ambient Temperature Rating: 50°C
Power Supply Frequency: 50 Hz ±5%
Rated Voltage: 415 V (Y configuration) ±10%
Power Output: 0.37 kW
Current: 1.05 A
Speed: 1380 RPM
Power Factor: 0.74
Country of Manufacture: Made in India
Series: CHAMPION
2025-05-13 8:47 AM
Hello @NEERAJ GUPTA,
Use the Software example available here.
Refer to STM32 MC SDK AC Induction Motor wiki page.