Spring Applied Brake - INTORQ BFK457

BFK457-08

Do you need a spring-applied brake that reliably fulfills your desired basic functionality and can quickly be put to work? Then the BFK457 is the perfect match! The integrated fastening screws and fixed air gap ensure that it is easy to install. Its compact design helps to reduce costs and minimize installation space.

  • 6 Sizes
  • Replaceable rotor
  • Mounted hand release (optional)
  • Designed for 100% duty cycle
  • Available as noise reduced double-brake <50dB(A)
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Technical details

Description Value
Brake size 08 
Torque 12 Nm
Torque definition M2/MK (dynamic) 
Operation mode Holding Brake 
Nominal voltage 24,205 V
Nominal power 25 W
Max. switching energy per ES 7500 J
Number of emergency stops (individual requirements can be implemented on request) 
Temperature range -20...40°C 
Max. rotation speed (depending on max. switching work during emergency stop) 5000 min-1
E-Stop rotation speed 5000 min-1
Backlash
Thermal class
IP Protection class IP00,IP55 
Weight 1,5 kg
Brake type
Armature type
Hub type
Hand release Optional 
Counter friction part Flange 
PWM control
Outer diameter 102 mm
Lenght 47,8 mm
Hub diameter 11, 12, 14, 15, 20 mm
Keyway DIN 6885 
Pitch circle front side 90 mm
Pitch circle flange side 90 mm
Product Line BFK457