AUTOMATIC TRANSFER SWITCH CONTROLLERS ATL SERIES
The automatic transfer switch ATL is used for the automatic switching of the load from the MAIN LINE to a stand-by or emergency SECONDARY LINE and vice versa.
It is made of a single unit in an insulated housing and has two outputs for the "automatic" and / or "manual" control of contactors or motorised circuit breakers.


General characteristics

  • Dual supply unit: one for AC (220-240VAC) and the other for battery supply (12-24VDC)
  • Measure inputs of three-phase plus neutral voltages, also suitable for 1 and 2-phase lines
  • 2 display to view main and secondary line measures
  • 8 digital inputs, 6 of which programmable
  • 7 relay outputs, 5 of which programmable
  • 4 operating modes: OFF - MAN - AUT - TEST
  • Viewing of phase and phase-to-phase line voltage measures
  • Status viewing of motorised circuit breakers or contactors
  • Configuration programming of lines and control parameters
  • Emergency demand supervision parameter programming for stand-by generating sets
  • Microprocessor supervision parameter
  • RS232 communication interface
  • RS485 opto-isolated communication interface (ATL30 only)
  • MODBUS®-RTU and MODBUS®-ASCII communications protocols
  • Set-up and remote control software via direct PC connection or via normal modem or GSM modem or Ethernet network.
 Order 
  code		  Description
 ATL20 A240  Automatic transfer switch with RS232 pport
 ATL30 A240  Automatic transfer switch with RS232 and RS485 ports and clock calendar

SOFTWARE
 ATL SW  Set-up software complete with 51 C2 cable
 ACCESSORIES AND SPARE PARTS
 51 C2   PC - ATL connecting cable (1.8m)
 51 C4   PC - PX1 converter connecting cable (RS232) (1.8m)
 51 C5   Cavo ATL - desk Modem connecting cable (1.8m)
 51 C6   Cavo ATL - PX1 converter connecting cable (RS232) (1.8m)
 51 C9   Cavo 4 PX1 - desk Modem connecting cable (1.8m)
 4 PX1   RS232 / RS485 converter drive
 P31 PACR   Front IP54 protective cover

 
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