For ventilation Special features: Adjustable opening widths of 309 mm and 140 mm, therefore particularly suitable for use in conservatories with retrospectively installed solar protection TÜV type tested Technical data Version FM/309/140-300N/.../AC Electrical properties Rated voltage 230 V AC 50 Hz (-10 %/+15 %) Permissible ripple voltage 2 Vss Nominal current 0.23 A...

For ventilation Special features: TÜV type-tested Technical data Version FM/...-450N/.../AC Electrical properties Rated voltage 230 V AC (-15 %/+10 %) Nominal current 0.185 A Cut-off integrated limit switch Class of protection II Mechanical properties Stroke length aprox. 309 and 401 mm Pressure force 450 N Tractive force 450 N Locking force 3000 N Running speed 10 mm/s Duty...