Cat® Service Entrance Rated (SER) computerized switch switches (ATS) are designed to grant standby strength emergency energy to complete set up hundreds to shield towards utility electricity interruption, but permit the ATS to be as shut as viable to the factor of provider entrance. By safely and in code compliance, integrating the fundamental overcurrent safety and provider disconnecting ability into the computerized switch, a single set up can be made at the carrier entrance. This graph eliminates the want for a separate upstream fault safety and respective interconnections, which in flip reduces set up space, time, and cost. Breaker-based Service Entrance Rated switch switches are available from 30A to 5000A.