E7L Drive Bypass

FAQs

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  Question Posted Date

Why is the input current lower than the output current on the VFD?

04/01/2014

When replacing the motor for the application and the heat sink cooling fans. How do I reset Cumulative Motor Operation Time U1-13 and Heat Sink Cooling Fan Operation Time U1-40?

09/16/2013

UV3 -- Fault Code Description

11/16/2009

UV2 -- Fault Code Description

11/16/2009

UV1 -- Fault Code Description

11/16/2009

UL3 -- Fault Code Description

11/16/2009

The E7L will not run the motor in Hand or Auto mode. What can cause this?

10/27/2005

Should motor cable length be a concern when installing an AC drive?, Is it ok to have a motor 300ft from the drive?

06/12/2014

RR -- Fault Code Description

11/16/2009

RH -- Fault Code Description

11/16/2009

PUF -- Fault Code Description

11/16/2009

PF -- Fault Code Description

11/16/2009

OV -- Fault Code Description

11/16/2009

OPR - Fault Code Description

02/17/2016

OL3 -- Fault Code Description

06/21/2010

OL1 -- Fault Code Description

11/16/2009

OH4 -- Fault Code Description

11/16/2009

OH3 -- Fault Code Description

11/16/2009

In troubleshooting LF fault the manual says the output current has exceeded 5% imbalance. How can I calculate this imbalance?

04/01/2014

How do I save and recall parameter settings for User Initialization?

02/28/2013

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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 supersede 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.