Bypass Isolation Contactors Sequence of Operation

A Bypass Isolation Transfer Switch may be used to provide emergency power to life safety and other critical loads where maintenance of the main transfer switch, without interruption of power, is either desirable or required. Eaton's Contactor Based ATS with bypass isolation is rated for 100-1200A up to 600V and 1600A up to 480V. It is available in delayed or closed transition. UL1008 and CSA 22.22 No. 178-1978 listed. Front accessible with top and/or bottom entry. Optional Dual ATS capabilities. Dual ATS technology allows both the ATS and the Bypass switch to operate as automatic transfer switches. Draw-out capabilities on both ATS and Bypass compartments. No service interruption when transferring to bypass. Power switching devices interchangeable between ATS and Bypass portions. Reliable microprocessor logic. White interior for improved visibility during maintenance.