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ATC Molded Case Circuit Breaker & Molded Case Switch Automatic Transfer Switch
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Cat® transfer switches are designed for a variety of standby power applications. They provide flexibility, reliability and value in a compact package. The open transition breaker-based Automatic Transfer Switch (ATS) will provide fully functioning transfer in applications where a momentary loss of power is acceptable on retransfer from emergency to normal power supply. The Cat Open Transition MCCB & MCS types of ATS also permits periodic testing of the emergency source without interrupting power to the loads and are available from 30 to 1000 amperes.

Specifications
Standard Equipment

Ratings

Control Power
30-1000A 2, 3, or 4 Pole, 100% Rated
System Voltage Application
120 - 600 Vac, 50/60 Hz
Withstand
100,000 amps withstand/closing/ interrupting at480 Vac
Applicable Testing
CSA C22.2 No. 178 certified
IBC 2006, CBC 2007 and OSHPD

Technical Summary

Rating Range
30-1000A
Transfer Type
Open transition
Switch Type
Molded Case
  • Controls and Wiring
  • Enclosure