Doors. Operating forces. Requirements and classificationWhat is BS EN 12217 Operating forces of doors about? BS EN 12217 is applicable to hinged pivoted and sliding door sets with latches, for pedestrian use. BS EN 12217 defines the classification of the test results for the forces and or torques to open close doors and to engage release and lock unlock the building hardware using a key or handle, after testing in accordance with BS EN 12046 2. BS EN 12217 has been prepared by Technical Committee CEN TC 33

which mesh with another (compatible) toothed part to transmit (convert) torque and speed

single or double suction

and the performance of the machine

extent of test

shutdown devices etc

What is BS EN 81‑21-Safety rules for the construction and installation of lifts about

the data link layer

Annex B (informative) Examples of pre-test and post-test metallography

dimensions and tolerances for the 10 digits 0 to 9

Hydraulic fluid power machinery manufacturers

The increasing demand for clean water results in the demand for new

The requirements or performance criteria to be applied