Reduce the starting current of the motor, reduce the di-stribution capacity, and avoid investment in capacity ex-pansion;
Reduce starting stress and extend the service life of motors and related equipment;
Smooth start and soft stop avoid the surge problem and water hammer effect of traditional starting equipment;
A variety of starting modes and a wide range of current and voltage settings, can adapt to a variety of load occ-asions, improve the process;
Improve the reliable protection function, more effective-ly protect the safety of the motor and related equipment;
Can be used for frequent start and stop The occasion.
In the trend of advocating smart and simple industrial automation, environmentally friendly products, value-added solutions, K-Drive, as one of the world's leading drive manufacturers aggressively investing in R&D, production, and continuous quality improvement, is well positioned to provide its customers with technology-driven, performance-outstanding products such as VFDs, wind power converters, servo drives, HEV/EV drives, helping its customers save energy and increase industrial productivity with sustainability on the one hand, and enhancing their entire value-chain quality, delivery, and services on the other hand.
In production, rigorous quality control is implemented on components, circuit boards, and the finished goods, assuring products without defects.
| Performance | Common brands | K-Drive |
|---|---|---|
| Applicable motors | Asynchronous motors | Asynchronous /synchronous motors |
| Starting torque | 2.0Hz, 150% (sensor-less vector control) 0Hz, 180% (closed-loop vector control) | 0.5Hz, 180% (sensor-less vector control) 0Hz, 200% (closed-loop vector control) |
| Speed adjustable range | 1:100 (SVC), 1:1000 (VC) | 1:200 (SVC), 1:1000 (VC) |
| Ambient temperature (no derating required) | -10-40ºC | -10-50ºC (for most of the models) |
| Rated input voltage | 208VAC-400VAC | 208VAC-480VAC |
| Communication | Modbus RTU//ASCII | Modbus RTU//ASCII Profibus-DP, CANopen, etc. |
| Position control (fixed length, or angular positioning) | × | √ |
| Field weakening control | × | √ |
| Autotune online | Online | Online & Offline |
| Short-time ramp-up | Trip | No trip |
| Customized features (software and/or hardware) | Unprocurable or no experience | Procurable with rich experience |
Repairing a soft starter will depend on the specific problem or issue that the device is experiencing. However, here are some general steps that you can take to troubleshoot and repair a soft starter:
Check the power supply: Make sure the soft starter is getting the correct voltage and that the power supply is stable. If there is an issue with the power supply, it can cause the soft starter to malfunction.
Check the wiring: Check the wiring connections to make sure they are tight and secure. Loose or damaged wiring can cause the soft starter to fail.
Check the fuses: Check the fuses on the soft starter and make sure they are not blown. Replace any blown fuses.
Check the control board: Inspect the control board for any visible signs of damage or burning. If there is any damage, the control board may need to be replaced.
Check the semiconductor modules: Check the semiconductor modules for any visible signs of damage or burning. If there is any damage, the module may need to be replaced.
Test the soft starter: Use a multimeter to test the soft starter and check its functionality. If the soft starter is not functioning properly, it may need to be repaired or replaced.
If you are not experienced in repairing electronics or electrical equipment, it is recommended to consult a professional technician to avoid any risks or hazards.
