FAQ# DRV-5F9TSA Published: 10/27/2005

Question:If the drives carrier frequency is changed , is it necessary to re-autotune the drive?
Answer:No, it is not necessary to rerun auto tune if the Carrier frequency is changed . The auto-tune calculates motor constants so is not dependent on carrier freq .

The G5 has a built in auto-tuning function,available in Open and Closed Loop Flux Vector control modes, which optimizes the inverter for any standard induction motor.

For help with auto-tuning and carrier frequency (paragraph 5.8) consult the G5 online manual:

There is other related information on this FAQ, see "Link to related files" below.

Product Information:

Product Group:Inverters/Drives
Product:G5 GPD515 Drive, G5 Drive 600 Volt
Applications:
Category:Tuning

Other Information:

Link to related files:GPD515/G5 Technical Manual

SAFETY PRECAUTIONS AND INSTRUCTIONS FOR USE OF FAQ INFORMATION!
Please read and understand the product instruction manual before installing, servicing or operating Yaskawa products. FAQ content and illustrations are provided as technical advice to augment the information in manual, not superceed it. It is not possible to give detailed instructions for all types of installation or support activities. The information described in the FAQs are subject to change without notice to improve the product or FAQ. Yaskawa assumes no responsibility for errors or omissions or damages resulting from the use of the information contained in any FAQ. All warnings, cautions and product instruction for product use must be followed. Installation, operation and maintenance should be carried out by qualified personnel. Failure to observe these and other precautions highlighted in the product manuals will expose the user to high voltages resulting in, serious injury or death. Qualified personnel are defined as individuals who are familiar with the installation, starting, operation and maintenance of Yaskawa products of the type described and have proper qualifications to perform the work.