20 Most Recent Delta Vfd007b43a AC Drive VFD B Inverter Questions & Answers

First thee attempts will "lock" you out. you must restart drive to allow 3 more tries. If you can't get to programming funcitons to change password you should be able to connect via serial connection and reset the password funcitons to 0. See attached pdf file for directions to connect pc to drive: http://www.delta.com.tw/product/em/control/cm/download/manual/IFD9507_application_en.pdf

If you don't have your manual to expalin password functions you can also find it at:http://www.delta.com.tw/product/em/download/download_main.asp?act=2&pid=1&cid=1

Try this PDF

i'm forget vfd b password how can i solve it

forget the password how can i solve it

pls. set paramter 00-02 to 10 to this is to reset delta vfd b-series

tyr to reset it by setting the parameter 00-02 to d 10

You better buy a multi turn potentiometer about 4,7 - 5,1 kOhm.

Connect its ends to "+10 V" and "ACM". The Slider connect to "AVI".

The multi turn pot can make small steps of adjustment.

Hope that it will help.

On what?

This is a fault in the current sensor. The unit must be uninstalled and returned for factory service. Other codes that mandate a return for factory service are: HPF.1 through HPF.4 cF1 cF2 cF3.3 through cF3.8 PcodE

A GFF error on most Vfd's refer to a in-proper ground, no ground detected , or a possible ground loop. Ground loops are a common mistake, where in the attempt the user grounds two or more devices or the load to the vfd as well as the mains ground. the model your using is a three phase input, it can handle delta or wye, style of wiring, but all require a good ground source. If anything, just run a dedicated ground to each device and don't run ground wires to each other. It's only used for voltage reference between the phases. Without it, the vfd cannot work properly and will error.

You can search it in Google or Alibaba to find its store. Besides, Veichi Electric is a good alternative to Delta. Veichi Electric provides various kinds of VFDs such as air compressor inverter, injection molding machine inverter, mini inverter and more.