characteristics bf2d-1/bf1d-1
Type:
Progressive safety gear (downwards)
Protection device against overspeed (upwards)
Protection device against unintended car movement (UCM)
Guide rail:
Drawn / Machined
Guide rail thickness: 9 – 30 mm
Guide rail width (minimum): 20 mm
Maximum tripping speed
Machined: 2.62 m/s
Drawn: 2.16 m/s
UCM: 2.20 m/s
Maximum nominal speed
Drawn: 1.60 – 1.88 m/s
Machined: 2.00 – 2.28 m/s
Permissible total mass acting downwards
Machined (dry / oiled): 1,060 – 5,266 kg
Drawn (dry / oiled): 1,060 – 5,266 kg
Permissible brake forces for acting upwards
Machined (dry / oiled): 8,322 – 41,330 N
Drawn (dry / oiled): 8,322 – 41,330 N
Permissible brake forces as UCM-device (downwards)
Machined (dry / oiled): 16,644 – 82,660 N
Drawn (dry / oiled): 16,644 – 82,660 N
Permissible brake forces as UCM-device (upwards)
Machined (dry / oiled): 8,322 – 41,330 N
Drawn (dry / oiled): 8,322 – 41,330 N