What is meant by an overlapping auxiliary contact?

Issue:
Overlapping auxiliary contacts explanation

Product Line:
NEMA and IEC Contactors and Starters

Environment:
Accessories - Auxiliary contacts

Resolution:
Overlapping contacts provide a period where both contacts are closed at the same time.
Typically this arrangement occurs when you have a normally closed and normally open contact. Upon energization of the circuit the normally open contact closes and then the normally closed contact opens.

Released for: Schneider Electric Canada