What is the difference in HC Type and HX Type AUX for ACBs?

What is the difference in HC Type and HX Type AUX for ACBs?


HX Type is "off charge" while HC type is "on charge". Both options have 5a5b aux.

 Simply put, off charge means the motor charges when the breaker opens. On charge means the motor charges when the breaker closes. See below for detailed ordering info and specifications.