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What are the trip curves for the ATS48?

Published date: 01 August 2019

Issue:
What are the trip curves for the ATS48?

Product Line:
ATS48 soft starts

Environment:
trip curves

Cause:
n/a

Resolution:
The ATS48 controller is preset to provide Class 10 thermal overload protection for standard duty applications. The ATS48 controller can be adjusted to provide Class 2, 10A, 10, 15, 20, 25, or 30 thermal overload protection, as necessary.Each class of overload follows a different trip curve.Additionally, there are different curves used for cold start and for hot start.These charts are listed on pages 40 and 41 in the instruction bulletin, S1A37491 dated 01/2010.
 

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