ATS-34 Mcpherson Controls Automatic Transfer Switch 3-Source Controller

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SKU: ATS-34 Categories: ,



A redundant 3 source ATS system consists of 2 ATS’s, the first ATS being a normal standard  automatic transfer switch that triggers the second ATS using the ATS-34 control. This second ATS control selects which backup generator is the first to run and in the case of a fail start or a breakdown restores power by switching to a second generator.


  • Microprocessor based and full-glass panel design.
  • Smart touch screen (touch sensor) design.
  • Compact size with user-friendly LED display.
  • Programmable for cycle-mode or fix-mode displays for 3 and 1-phase voltages and frequency.
  • Direct programming and operation on simple touch screen interface.
  • Monitor power of both primary and stand-by generator for over and under voltages
  • Monitor for both generators power for over and under frequencies
  • Dry-contact alarm for transfer fail and over-cranking
  • Manual force-bypass
  • Compatible with all ATS switches (worldwide)
  • Optional USB / RS485 / Ethernet remote (mobile proxy) communication functions
  • Programmable on-site or from remote (mobile) device (PC, Smart Phone)
  • Auto-saved settings (memory preserved throughout all power disconnects and resets)

Additional information