Lenze BFK458 Clutches and Brakes

BFK458 spring applied brakes

Our modular system forms the basis of a product programme that can be adapted to suit practically any application. The BFK458 spring-operated brake is a standard product that can be used anywhere, but its modular design means it can also be used for special applications. Its versatility is its strength.

Key Features

• Braking torque: 2-600 Nm
• 9 sizes in CSA-CUS design
• DC voltages: 24, 103, 180, 205 V
• Thermal class F (155 °C)
• Preset air gap
• Braking torque can be reduced (module E)
• Long rotor/hub guide with low rate of wear
• Manual release facilities for all sizes
• Air gap and wear monitoring (optional)

Application areas

• Brake motors
• cranes
• warehousing,
• wood working machines
• industrial trucks
• stage machinery
• vehicles for the disabled and escalators

Technical Data

Size	Torques (Nm)		Body diameter (mm)	Shaft sizes (mm)
	Rated	Max
06	4	6	88	10,11,12,14,15
08	8	12	107	11,12,14,15,20
10	16	23	134	11,12,14,15,20
12	32	46	152	20, 25
14	60	80	169	20, 25, 30
16	80	125	195	25, 30, 35, 38
18	150	235	222	30, 35, 40, 45
20	260	400	258	35, 40, 45, 50
25	400	600	302	40,45,50,55,60,65,70