Quarter turn

ExMax Range part-turn explosionproof actuators

ExMax electric 90º quarter-turn damper and valve actuators are designed for use in Ex areas for all gases, mists, vapours and dust.

  • 24 to 240 VAC/VDC universal power supply
  • Torque range 5 to 150 Nm 
  • ATEX 94/9/EC, zone 1, 2, 21, 22 + others
  • Control modes: On-off, 3 pos., modulating (0-10 VDC, 4 to 20 mA)
  • Optional spring-return configuration (1 second available)
  • Watertight IP66 rating
  • Stainless steel housing (option)
  • Temperature range: -40 to 50 ºC
  • Optional extras: 2 external Ex-auxiliary switches; Ex-e terminal box; Safety temperature trigger; Manual override

Rotork Schischek ExMax


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