CTE Series Automatic Transfer Switch

< Back

Financing & Insurance
See our Offers
View Product Downloads
Yes, I would like to receive future marketing communications (such as email) from Caterpillar Inc., its affiliates and subsidiaries worldwide and the Caterpillar dealer network. Regardless of whether you decide to receive these marketing communications, Caterpillar will continue to send service/transactional messages, including those that have to do with any accounts that you may have with us.

Overview


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 Series is equipped with the MX350 controller that is designed for the most demanding transfer or bypass switch applications providing enhanced connectivity for accurate and timely diagnostics and event recording.

Technical Summary

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

Electrical Ratings

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

    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

    Why Choose Cat® Electric Power?

    Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

    Learn More About Electric Power

    EMCP 4 Generator Set Controls

    Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

    Learn More

    Application Center

    Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

    visit page