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Duty type S3 – Intermittent periodic duty
A sequence of identical duty cycles, each including a time of operation at constant load and a time de-energized and at rest. In this duty, the cycle is such that the starting current does not significantly affect the temperature rise. The appropriate abbreviation is S3, followed by the cyclic duration factor. Example: S3-25%.

Specify the Duty Cycle:  S3-%

To be used for general guidance only. For more information please contact Welkon.
Download S2, S3 & S6 Duty Explanation.

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