Fire door fitting

Fire door fitting
in H-technology with roses according to DIN 18255 and EN 1906 made of stainless steel, Matt jet black, powder-coated, consisting of:
lever handle model 274X.. made of stainless steel (1.4301), Matt jet black, powder-coated, neck diameter 21.3 mm, with stepped shoulder guide and groove, with set screw M5 as additional fixing of lever and spindle for optimal transfer of force to door leaf.
The lever handle fulfils the guidelines of the German Federal Association of Accident Insurers Bundesverbandes der Unfallkassen e. V." - BUK (safety margin to closing edge 25 mm)
Installed by simply latching the lever handle into the base parts pre-mounted on the door. The latching can be released using the dismantling tool.
Rose 315.21X... and 316X..., Substructure 315.21X... in plastic-steel composite finish with black zinc/nickel surface for optimum corrosion protection, integrated spring-assisted restraining "hold-up" module, can be used for left or right-hand opening doors, supporting the lock for longer durability. Fixed rotating bearing of the lever handle with automatically latching all-round locking and 5 mm journal as maintenance-free plain bearing with elastic compensating area to eliminate any possible installation inaccuracies.
Rose cap, oval, made of stainless steel (1.3401), 33 x 71 mm, 10.5 mm high, 1.5 mm wall thickness.
Matt jet black, powder-coated
Designed and tested for projects, Category of use according to DIN EN 1906 - Class 4 Fire protection set with square spindle 9 mm, acc. to DIN 18273
usage category: Class 4
Durability: Class 7
Door weight: No classification specified
fire resistance: class B1
Safety: Class 1
Corrosion resistance: Class 4
Burglary protection: Class 0
Design type: A