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 |
The cause of a soft starter error can be determined by following these steps:
Check the error code: The first step is to check the error code displayed on the soft starter's display. The error code will provide valuable information about the cause of the error. Refer to the soft starter's manual or user guide for a list of error codes and their meanings.
Check the wiring: Check the wiring of the soft starter to ensure that it is connected properly. Make sure that all connections are tight and secure. Check for any loose or damaged wires.
Check the motor: Check the motor connected to the soft starter to ensure that it is in good working condition. Check for any signs of wear and tear, and make sure that it is not overloaded. A motor that is overloaded can cause the soft starter to trip.
Check the settings: Check the settings on the soft starter to ensure that they are set correctly. If the settings are incorrect, it can cause the soft starter to trip. Refer to the soft starter's manual or user guide for instructions on how to set the parameters correctly.
Check the ambient temperature: Check the ambient temperature of the environment in which the soft starter is operating. Soft starters have a maximum operating temperature, and if this is exceeded, it can cause the soft starter to trip. If the ambient temperature is too high, consider installing a cooling system to reduce the temperature.
Consult with the manufacturer: If you are unable to determine the cause of the soft starter error, it is recommended that you consult with the manufacturer. The manufacturer's technical support team can provide valuable assistance in troubleshooting the issue and identifying the root cause of the error.
