CTGSE & CTGDSE Series Service Rated Entrance Rated ATS

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Cat® CTGSE series automatic transfer switches (ATS)integrates the utility circuit breaker, optional transient voltage surge suppression and power monitoring into one package. The CTGDSE series provides delayed transition operation of the ATS. The MX150 controller displays the status of the transfer switch’s position, timers and available sources. A communications network interface is available as an option.

Technical Summary

Rating Range 40-3000A 40-3000A Less
Transfer Type Open Transition with Service Entrance Open Transition with Service Entrance Less
Switch Type Contactor Based Contactor Based Less

Timer and voltage/frequency settings adjustable without disconnection from the power source

Processor and digital circuitry isolated from line voltage

Inputs are opto-isolated for high electrical immunity to transients and noise

Built-in diagnostics with LCD display and LED/LCD indicators for ease of viewing and long life

CTGSE & CTGDSE Series Service Rated Entrance Rated ATS Standard Equipment

Electrical Ratings
  • Ratings 40 to 3000 amperes
  • UL 891,UL 1008,SA 22.2,IEC 947-6-1
  • Ringing wave immunity per IEEE 472 (ANSI C37.90A)
  • ESD immunity test per EN61000-4-2 (Level 4)
  • Electrical fast transient/burst immunity test per EN61000-4-4
  • Voltage Dips and interruption immunity EN61000-4-11
  • NFPA70,99,101 & 110

CTGSE & CTGDSE Series Service Rated Entrance Rated ATS Optional Equipment

Optional Attachments
  • Optional integrated load center for multiple loadside connections available up to 240 volts
  • Additional options include integrated battery charger, shunt trip selector, power monitor and integrated TVSS