Terminals and Auxiliary Contacts

Terminals

E-T-A circuit breakers are available with

  • blade terminals (quick connect)
  • stud terminals
  • screw terminals
  • round connectors
  • solder pins

Auxiliary contacts

Electrically separate low current contacts can be included for use with alarm and control switching circuits.

  • N/C (Si1) = Normally closed contacts are open when the main contacts are closed (break or b-contact).
  • N/O (Si 2) = Normally open contacts are closed when the main contacts are closed (make or a-contact).
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