NVF2G-S series vector control inverter produced by Zhejiang Chint Electric Co., Ltd. !
   NVF2G-S series inverters have V/F control and speed sensorless vector control technology, which 
not only has high speed response and good low-frequency torque performance, but also has the 
characteristics of convenient parameter debugging and simple and easy-to-use functions. At the same 
time, the reliability and environmental adaptability have been strengthened, which can meet the 
applications of fans, water pumps, mines, air compressors, HVAC and so on.
   This manual introduces the functional characteristics and usage methods of NVF2G-S series inverters,
 including product selection, installation and commissioning, parameter function description, etc. Please 
read this manual carefully before using the inverter to ensure correct use of the inverter. After reading 
and using this manual, please keep it properly for future use. If you encounter difficulties and problems 
that cannot be solved during use, please contact the company's local distributors or directly contact the 
company's professional and technical personnel for help. (400 customer service hotline: 400-817-7777)
   The company reserves the right to continuously optimize and improve the NVF2G-S series inverters, 
and the information is subject to change without prior notice.
Foreword