ATC Contactor Based Bypass Isolation Automatic Transfer Switch

ATC Contactor Based Bypass Isolation 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. A Bypass Isolation Automatic Transfer Switch ...
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Technical Summary

Rating Range
100 to 1200A
Transfer Type
Bypass Isolation
Switch Type
Contactor Based

Ratings

Control Power
100-1200A 2-, 3-, 4-pole
System Voltage Application
120 - 600 Vac, 50/60 Hz
Withstand
Up to 65 kAIC withstand
Applicable Testing
CSA C22.2 No. 178 certified
IBC 2006, CBC 2007 and OSHPD

Product Features

  • ATC-300+ or ATC-800 microprocessor-based controller
  • True RMS voltage and frequency sensing
  • Maintains fully automatic capability while in bypass mode (optional)
  • Single motion rack-out with the door closed
  • Multiple field programmable time delays
  • Switch position indication
  • Source availability indication
  • Source 1 and 2 auxiliary contacts
  • Programmable plant exerciser
  • System test pushbutton
  • Load shed from emergency
  • Mimic diagram
  • Ability to test power switching isolated components

Standard Equipment:

Optional Equipment:

    Available Options
    • Drawout capabilities on both ATS bypass portions and power switching devices completely interchangeable between ATS and bypass units
    • Open, closed or delayed transition
    • 2- or 4-position test switch
    • Multi-meter options available
    • Selectable automatic or non-automatic operation
    • Space heaters
    • Load sequencing contacts
    • Surge suppression
    • Remote communications
    • Seismic Zone 4 Qualified (BOCA, CBC, IBC, UBC and OSHPD)
    • Field selectable, multi ratio, control voltage transformer 50/60 Hz
    • Dual drawout type is field configurable for top or bottom conduit entry
    Optional Delayed Transition Includes:
    • Time delay neutral
    • Pre-transfer signal with 1 N.O. and 1 N.C. contacts