Technical FAQs

Ask a Question

What does the suffix ET2 mean on a circuit breaker catalog number?

Issue:
Define suffix ET2
 
Product Line:
Circuit Breakers
 
Environment:
Factory installed accessories on legacy circuit breakers
 
Resolution:
This SEF, SED circuit breaker suffix contains the following accessories:
24Vdc spring charging motor
24Vdc shunt close
24Vdc shunt trip
120Vac under voltage trip (UVR)
Was this helpful?
What can we do to improve the information ?