Can be used for openings for smoke exhaust; D+H Euro SHEV in accordance with EN 12101‑2; and for daily ventilation
With integrated BSY+ motor and synchronised electronics controlled via microprocessor
High‑speed function (HS) for especially fast opening windows in case of fire (SHEV)
Option of up to 8 drives in one synchronous group
Supply and signals at KA 34‑BSY+ for up to 3 drives can be looped in series
Special chain stabilisation
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)