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Chain drive BDC Eco

Product information "Chain drive BDC Eco"

The BDC Eco chain drive takes care of reliable natural ventilation for a pleasant climate in buildings. The force of 300N allows it to automate windows with ease.

Areas of application

This drive is intended for the electromotive opening and closing of windows in facade or roof areas.

This drive is intended for stationary installation and electrical connection to the window as part of a building. In combination with an external control unit, the BDC Eco can be used in applications for natural ventilation.

Product features

  • For natural ventilation
  • Aluminium housing, anodised finish
  • Nickel-plated steel chain
  • Slim line body that suits concealed fitting within frame profiles
  • Stroke length adjustable with DIP switch
  • Casement bracket and frame are included
  • Internal cut-off switch 

Assembly instruction


Rated voltage 230 V AC
Rated current 0,13 A
Cut-off current 0,2 A
Rated power 25 W
Protection rating IP32
Ambient temperature range -5 °C ... +60 °C
Pulling force max. 300 N
Pullout force max. 300 N
Chain nickel plated steel
Speed 12.5 mm/s
Stroke 100 – 400 mm (adjustable by switch)
Dimensions W × H 60 × 35 mm
Length 390 mm
Sound pressure level ≤ 70 dB (A)
Ambient temperature range: -5 °C ... +60 °C
Chain: Steel, nickel plated
Cut-off current: 0,2 A
Dimension W x H: 60 x 35 mm
Length: 390 mm
Protection rating: IP32
Pulling force max.: 300 N
Pushing force max.: 300 N
Rated current: 0,13 A
Rated power: 25 W
Rated voltage: 230 V AC (50 Hz)
Sound pressure level: ≤ 70 dB (A)
Speed: 12,5 mm/s
Stroke: 100 - 400 mm (adjustable with DIP switch)

BTR GmbH

Gemeindewald 11 D-86672 Thierhaupten

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