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Customer Reference

Shihlin Electric SE3 inverter on smartphone glass scanning machine

1.Introduction

With the rise of smart phones, mobile glass covers are widely used on mobile phone screens. As an emerging industry, the market prospects are very optimistic, while the appearance of curved glass (2.5D and 3D) bring smart phones into a more humane, more personalized, more fashionable taste of the realm, the emergence of scanner just solves the high requirements for transparency and texture of mobile phone glass.

2.Requirments

1) HMI, inverter and PLC communication constitute a powerful humanized operating system with reliable and stable performance
2) Change the frequency through Modbus communication to monitor the running status of the motor
3) Stable operation

3. SE3 specifications

1) High-performance vector control technology: vector control and sensorless vector control up to 120Hz; high starting torque, sensorless vector control (SVC) 150% torque in 0.3Hz, closed-loop vector control (FOC+PG) 180% torque in 0Hz

2) Maximum operating frequency 1500Hz: Support high-speed spindle function, can be applied to complex and precise processing; can be applied to high-speed drilling machine, engraving machine, centrifuge and other equipment

3) High-performance synchronous motor control technology: support permanent magnet motor (IPM, SPM) control; support open loop permanent magnet motor (synchronous motor) control

4) Low-Noise Carrier frequency Control (Soft-PWM): A metal-tone conversion that makes motor noise more pleasing; low noise operation and reduced external frequency interference

5) High overload capability: greatly increase the overload capacity to 150% 60 seconds, 200% 3 seconds

6) Full range supports built-in RFI filter, which can effectively suppress electromagnetic interference