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characteristics bf1d-2/bf1d-2
Type:
Progressive safety gear (downwards)
Guide rail:
Drawn / Machined
Guide rail thickness: 9 – 30 mm
Guiede rail width (minimum): 20mm
Maximum tripping speed
Drawn: 2.63 m/s
Machined: 3.23 m/s
Maximum nominal speed (Vn)
Drawn: 2.00 – 2.29 m/s
Machined: 2.50 – 2.81 m/s
Total mass for downwards
Drawn (dry, Vn < 2.29 m/s): 1,674 – 5,868 kg
Drawn (oiled, Vn < 2.29 m/s): 1,610 – 6,760 kg
Machined (dry, Vn < 2.29 m/s): 1,742 – 8,032 kg
Machined (oiled, Vn < 2.29 m/s): 1,654 – 7,450 kg
Machined (dry, Vn < 2.81 m/s): 1,742 – 6,728 kg
Machined (oiled, Vn < 2.81 m/s):1,654 – 6,410 kg