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Tandem BF2D-2/BF1D-2

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characteristics bf2d-2/bf1d-2

Basic body of the BF2D-2/BF1D-2 mounted in outer housing, EN81-20 / 50, acting bi-directional

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: 3.23 m/s
Drawn: 2.63 m/s
UCM: 2.20 m/s

Maximum nominal speed
Drawn: 2.20 – 2.29 m/s
Machined: 2.50 – 2.81 m/s

Permissible total mass acting downwards

Safety brake device, bi-directional acting, EN81-20 / 50, Lifts Directive 2014/33 / EU


Permissible brake forces for acting upwards

Safety brake device, bi-directional acting, EN81-20 / 50, Lifts Directive 2014/33 / EU


Permissible brake forces as UCM device (upwards)

Safety brake device, bi-directional acting, EN81-20 / 50, Lifts Directive 2014/33 / EU


Permissible brake forces as UCM device (downwards)

Safety brake device, bi-directional acting, EN81-20 / 50, Lifts Directive 2014/33 / EU

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