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K11R, K21R, WE1R, WE2R

VEM FIRE GAS MOTORS

Fan motor for mechanical smoke or heat venting and extraction systems.

Under normal conditions, fire gas motors operate as conventional fan motors and are designed such that, in the event of fire, they should operate under strongly increased temperatures for a certain period of time.

  • frame sizes 112 – 400
  • power range 0,4 kW – 290 kW
  • 400/690 V 50 Hz
  • mode of operation S1/S9
  • speeds 1500, 1000,…, 300 1/min
  • robust, low-vibration grey-cast iron design
  • energy efficiency classes IE2, IE1
  • protection class IP 55 as standard, higher degrees up to IP 66 on request
  • thermal class 155 (F) as standard, class 180 (H) available as an option
  • fire gas classes:
    • 1h 200 °C
    • 2h 200 °C (F200)
    • 1h 250 °C
    • 1h 300 °C (F300)
    • 2h 250 °C
    • 2h 300 °C
    • 2h 400 °C (F400)