Technical Summary

Rating Range
40-1600A
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
  • Contact Composition
    • Caterpillar utilizes silver composition contacts designed to meet the stringent requirements of UL 1008. All contactors are designed so that the contacts can be visually inspected without major disassembly and are protected by arcing contacts.
  • Controls and Wiring
    • All controls relays and industrial grade relays are totally encapsulated to minimize exposure to dust and dirt. Lugs are 90º rated and all control wire is #16 AWG, type XLPE with a 125º temperature rating.
  • Enclosure
    • Durable powder-coated steel NEMA 1, 3R or 12 enclosures with three door hinges to ensure proper support of the door and door mounted devices. The hinges have removable hinge pins to facilitate door removal for easy wall mounting or service and are supplied with pad-lockable latches.
  • Available Options
    • 2- or 4-position test switch
    • Multi-meter options available
    • Delayed transition or closed transition
    • Selectable automatic or non-automatic operation
    • Space heaters
    • Surge suppression
    • Remote communications
    • Load shed from emergency
    • Controller availability: ATC-100, ATC-300+,and ATC-800
    • Field selectable, multi ratio, control voltage transformer 50/60 Hz
  • Optional Delayed Transition includes:
    • Time delay neutral
    • Pre-transfer signal with 1 N.O. and 1 N.C. contacts
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