Tandem BF2-D1/BF1D-1

progressive safety gear /BF series / EN81-20 / Sautter Lift Components GmbH / SLC

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