Which of the following contactors or relays has a timing function for the transition from start to run? EL-0080
Official USCG Answer & Rule Citation
Correct Answer: Option D — KA1
In standard motor starting schematics, timing relay KA1 introduces a controlled time delay to govern the smooth transition from the starting configuration (such as star-delta or autotransformer) to the full-voltage running state.
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