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Description

The electronic motor brake relay BN 9034 from the MINISTOP series enable wear-free braking of three-phase and alternating current asynchronous motors. The braking devices are used for drives that must be reliably braked for safety and functional reasons. Depending on the device version and the user‘s specification, the braking current switches off after a set braking time or via the integrated standstill detection after the motor has come to a standstill. With standstill-dependent braking, a potential-free signal contact signals if the motor has not come to a standstill within the maximum braking time.

Technical specifications
Automatic standstill monitoring: Yes
Braking current adjustable up to max.: 25 A
Braking time adjustable up to max.: 15 s
Signalling output: Yes
Temperature monitoring: Yes
Type: BN 9034
Width: 100 mm
Advantages / Customer benefits
  • Higher safety and economic efficiency due to shorter run-out times
  • Easy to fit also into existing control circuits
  • Wear and maintenance free
  • Can be used on all asynchronous motors
  • Adjustable braking current
  • With automatic standstill monitoring
Features
  • According to IEC/EN 60947-4-2
  • DC brake with one way rectifier up to 25 A
  • Integrated braking contactor
  • Mounting on 35 mm DIN-rail
  • As option with indicator relay for standstill monitoring
  • As option with star-delta start function
  • As option with thermistor motor protection
  • As option with wide voltage input 200 ... 575 V