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What are double break contacts?

Issue:
Understanding how double break contacts operate

Product Line:
Relays

Environment:
US Product

Cause:
Product Characteristics

Resolution:
Contacts that have two contact points that open and close when activated. These are referred to as form X , form Y or form Z contacts. A representation
of these is in the wiring diagram Table 21.6, page 21-4 of Digest 175. There are several types of form Z, which are clarified in the diagram.


 
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