The available operation types for automatic
transfer switches:
• Open (standard) transition Zenith ZTS
T-series ATS, type codes beginning ZSAO_
from 1600-3000 A, 208-480 Vac
• Delayed transition Zenith ZTSD T-series ATS,
type codes beginning ZSAD_ from
1600-3000 A, 208-480 Vac
• Closed transition Zenith ZTSCT T-series ATS,
type codes beginning ZSAC_from
100-3000 A, 208-480 Vac
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2. Product overview
Zenith ZTS T-series automatic transfer switches, from
100 A up to 3000 A, are designed for use in Business,
Industrial and Mission critical low voltage automatic
transfer switch applications. Zenith ZTS T-series automatic
transfer switches can be operated electrically by touch
screen control interface (HMI) or manually by using the
handle. Configuration is done by LCD HMI.