Yes, four pole tie circuit breaker (which is what accomplishes the transfer mechanism here) (and maybe all other breakers too) may still be an option. We will try to give more consideration to it.
Hello all. We are working on a paralleling switchgear enclosure that houses two service disconnect switches (circuit breakers) as well as two optional stand-by generator circuit breakers with a tie circuit breaker on the common bus between the service CB group and the generator CB group to act...