Door pivot TS 550 NV F

Floor spring for single leaf fire protection doors up to 1400 mm leaf width with adjustable closing force EN 3-6 and without hold-open device Closing force with variable adjustment EN3-6 Can be used for right and left hand doors without conversion Delayed closing adjustable to adapt the closing force of the door up to approx 80° opening angle Closing speed can be individually adjusted Hydraulic latching action which accelerates the door shortly before it is closed Integrated back check, slows down doors that are thrown open forcefully All functions can be adjusted from above and in the installed state