ATC Contactor-Based Automatic Transfer Switch

ATC Contactor-Based Automatic Transfer Switch

Cat® transfer switches are designed for a variety of standby power applications. They provide flexibility, reliability and value in a compact package. The open and delayed transition contactor-based Automatic Transfer ...
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Technical Summary

Rating Range
40-3000A
Transfer Type
Open / Closed Transition
Switch Type
Contactor Based

Ratings

Control Power
Wall Mount 40-600A 2 or 3 Pole
Floor Standing 600A 4 Pole & 800-1200A 2, 3, or 4 Pole
Two-Position Contactors
Two-position contactors 40-400A
Three-Position Contactors
Three-position contactors 40-1200A
System Voltage Application
Up to 600 Vac, 50/60 Hz
Applicable Testing
UL 1008 listed, CSA C22.2 No. 178 certified, IBC 2006, CBC 2007 and OSHPD

Product Features

  • ATC-100, ATC-300+ or ATC-800 microprocessor-based controller
  • Voltage and frequency sensing
  • High withstand and closing ratings
  • Multiple field programmable set points
  • Status Display including switch position indication
  • Source availability indication
  • Source 1 and 2 auxiliary contacts
  • True RMS voltage and frequency sensing
  • Programmable plant exerciser
  • System test pushbutton
  • Mimic diagram
  • Double-throw, mechanically interlocked transfer mechanism
  • Switch position indication
  • Status display
  • Double-throw UL 1008 3-position contactors

Standard Equipment:

Optional Equipment:

    Available Options
    • 2- or 4-position test switch
    • Controller availability: ATC-100, ATC-300+,and ATC-800
    • Delayed transition or closed transition
    • Multi-meter options available
    • Surge suppression
    • Space heaters
    • Field selectable, multi ratio, control voltage transformer 50/60 Hz
    • Selectable automatic or non-automatic operation
    • Remote communications
    • Load shed from emergency
    Optional Delayed Transition Includes:
    • Pre-transfer signal with 1 N.O. and 1 N.C. contacts
    • Time delay neutral