Motor protection MBM

Motor protection switch is used to start and stop a motor, e.g. in connection with a fan. Protects against short circuit, overload and phase failure.
Magnet-operated protection switch is available in sizes between 0.85 and 12 Ampere with either 230V AC or 24V AC coil voltage. These motor protection switches are largely used by Gram for remote control of motors.

Product Features

  • Durable reliable motor protection switch
  • Easy, technical way to start and stop a motor
  • Suitable for workshop environment
  • Designed and tested according to EN 60947

Product Highlights

Further data

Magnet-operated motor protection switch operates either directly by pushbutton on the front or by controlling the power coil with a signal coming from the outside.

This could e.g. be from a Smart Power Box.

The the same time the magnet-operated motor protection switch provides a safeguarding against a restart of the motor after a power failure.

Motor protection switches can be used for Gram fans type VT, VL, VH and VE 2200 - 4000. All other fan models use frequncy converter or Y-D-motor starter.

Is available in the following sizes:

0.85-1.5A, 1.2-1.9A, 1.8-2.8A, 2.7-4.2A, 4.0-6.2A, 6.0-9.2A and 8-12.0A

Protection rating IP55.

Hand-operated motor protection switches type HBM are also available in two versions.

  • One is mounted outside on the unit, and the other is built into units, where these are prepared for it.
  • These are operated with rotary switch.

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