ELTRAL K25 chain drive

24 V DC

  • Compact size
  • Stainless steel chain
  • Integrated microprocessor control unit
  • Synchronised tandem operation
  • Electronic limit stop
  • Integrated overload cut-off
  • Reduced closing speed (max. 5 mm/s) for the last 50 mm – corresponds to protection class SK3
  • Suitable for small sash heights from 325 mm
  • Anodised aluminium housing

    Technical data

    DriveELTRAL K25
    Nominal voltage
    Pull/push force
    Nominal current0.8A
    Breaking current1.0A
    Lifting speed
    Connecting cableSilicone, 3 m, 3-core


    [1] from 500 mm travel

    • Area of application: Smoke and heat exhaust ventilation systems (RWA)
    • Product type: Drive
    • Operating voltage: 24 V
    • Window type: Tilt-Only sash, Top hung sash
    • Opening direction: Inward, Outwards
    • Installation: Surface-mounted, concealed
    • Application: Staircase (smoke ventilation acc. to MBO/LBO), Miscellaneous (smoke exhaust to EN 12101-2)
    • Hub Minimum (in mm): 200
    • Hub Maximum (in mm): 800
    • Zugkraft (in N): 250
    • Druckkraft (in N): 250

    Smoke and heat exhaust ventilation systems (RWA)

    Do you have any questions? Contact us via email, we are happy to help:

    [email protected]