CTE Series Automatic Transfer Switch

CTE Series Automatic Transfer Switch

The Cat® CTE Series transfer switches are configurable for applications requiring the dependability and ease of operation found in a full featured power contactor type transfer switch.The CTE ...
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Technical Summary

Rating Range
40-4000A
Transfer Type
Open / Closed / 4 position switch
Switch Type
Contactor Based

Electrical Ratings

Control Power
40 to 4000 amperes, 2,3 or 4 poles
Enclosure Capability
NEMA 1, 3R, 4, 4X and 12
System Voltage Application
Available to 600 VAC, 50 or 60 Hz
Applicable Testing
  • Seismic tested and certified to IBC 2006 & OSHPD
  • CSA C22.2 No. 178 certified at 600 VAC
  • IEC 947-6-1 liste
  • Design and Construction Features

    • Double throw, interlocked operation
    • Electrically operated, mechanically held by a simple, over-center mechanism
    • Silver alloy contacts with separate arcing contacts on 600 amp and above
    • Arc quenching grids, enclosed arc chambers, and wide contact air gap for superior source to-source isolation on all units
    • Durable solenoid ATS operated mechanisms and robust electronics, tested for severe Electro Magnetic Compatibility and Environmental conditions
    • Control circuit disconnect plug and drive inhibit switch for safe maintenance
    • Components accessible for inspection and maintenance without removal of the switch or the power conductors
    • Mechanical indicator and contact chamber cover designed for inspection, safety and position designation

    Performance Features

    • Standard open two position transition plus delayed and closed transition
    • High close-in and withstand capability
    • Temperature rise test per UL 1008 conducted after overload and endurance tests in unventilated enclosure – exceeds UL requirements
    • Equipped with the MX350 Control Packag

    Standard Equipment: