Preface
First of all, thank you for purchasing ACH200 series high voltage AC drive from Veichi!
ACH200 series high-voltage AC drive is power unit cascade type structure, adopting high-
performance vector control technology, the highest output voltage level of 11kV, with excellent
control performance, high reliability and other advantages. It can meet the demand of modern
industry for energy saving of large and medium-sized fans, pumps and general machinery as well
as process speed regulation, and is widely used in electric power, metallurgy, mining, building
materials, oil and gas, petrochemical, municipal and other industries.
This manual describes in detail the functional characteristics of the ACH200 series high-
voltage AC drive and the use of methods, including product selection, installation, parameter setting,
operation and commissioning, maintenance and inspection, etc., before use, please be sure to
carefully read this manual, equipment supporting manufacturers, please send this manual along with
the equipment to the end-user, to facilitate the subsequent use of reference.
When you find any problems in use, and this manual cannot provide you with answers, please
contact the company, our professional and technical staff will be happy to serve you, please put
forward your valuable comments and suggestions!