Issue:

ATV900 ramp switching set up.

Product Line:

Altivar 930 and 950

Environment:

All

Cause:

Dual ramp rates

Resolution:

Under the Main menu, select Complete settings menu.

Select the Generic functions menu and then Ramp switching

There are 2 ways of doing ramp switching from the typical ACC/DEC settings:

Using frequency threshold

Ramp 2 thd (FRT) assigns an output frequency above which the AC2/DE2 apply. Note that ACC/DEC apply when below the frequency threshold.

Using a logic input to switch ramp

Ramp Switch Assign (RPS) assigns a logic input to activate the second ramp, AC2/DE2.

If this article does not answer your question, check out our FAQ database that has answers to more commonly asked questions:
Frequently Asked Questions - Schneider Electric (se.com)

If this FAQ did not solve your issue, you can call us at 1-888-778-2733 Option 2 and then 4 or e-mail us at drive.products.support@se.com to create a case with our Technical Support Team.

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