D+H Chain Drive KA 34

D+H Chain Drive KA 34

Extremely robust, durable and reliable: Our KA 34 SHEV chain drive is the timeless classic with 300 N for mounted installation. Can be used nearly anywhere thanks to a variety of bracket solutions.

  • Can be used for openings for smoke exhaust; D+H Euro SHEV in accordance with EN 12101‑2; and for daily ventilation

  • With motor electronics controlled via microprocessor
  • High‑speed function (HS) for especially fast opening windows in case of fire (SHEV)
  • Special chain stabilisation
  • Pressure applications up to 700 mm, application tension stroke lengths >1000 mm possible
  • Relief of pressure on window gasket after closing process
  • Programmable drive functions and different drive parameters
  • Running speed in CLOSED direction decreases to 5 mm/s (passive closing edge protection)
  • Time-controlled reversing when an obstacle is detected in the CLOSED direction (active closing edge protection)


Any question?