User Manual
Preface
PREFACE
The VFD-L series of drives focuses on providing you with the best levels of scalar control of
asynchronous AC motors. Through the adoption of the most advanced PWM technologies driven
through one of the most powerful DSP control systems, this drive is armed with optimized functions and
flexibility to drive a myriad of applications with stable performances as per your requirements.
This manual is enclosed as an attachment. We request you to keep it safely considering its importance in
commissioning, inspecting, and maintaining the product. In the pursuit of constant improvement, kindly
note, that this manual is subject to modifications without any notice.
To utilize the drive to its full function and ensure the safety of both users and the product, please read this
manual carefully before using the drive. Any incorrect operations may lead to fault, malfunction or
shortened lifetime, even damage to the device or the people around it.
Thank you very much for choosing the VFD-L series high-performance Variable Frequency Drives
(VFD). This manual will provide you with the detailed steps and precautions regarding installation, wiring,
setting of functional parameters, routine maintenance, malfunction diagnosis and solution etc.