Medium Duty Pedestal Boom - RB550 MD from Atlas Copco

Atlas Copco’s RB550 MD is a two section pedestal boom designed specifically for medium duty jaw crusher applications. The equipment includes the SwingDevice with 140 degree rotation and has a horizontal reach of approximately 4.6 m. In addition, the boom includes the AutoLube automatic boom lubrication system as an option.

Key Features

The product features of the RB550 MD pedestal boom are:

  • MB1200, MB1000 or MB750 breaker improves productivity
  • AutoLube automatic boom lubrication system increases boom’s life expectancy and reduces maintenance
  • SwingDevice with 140 degree swing provides ease of maintenance


The specifications of the RB550 MD pedestal boom are provided in the table below:

Duty Medium
Application Jaw crusher
Horizontal reach (breaker vertical), max 4.7 m
Vertical reach (excluding breaker), max 0.95 m
Swing 140
Number of boom sections 2
Power pack 37 - 55 kW
Radial raking depending on reach, max at 2 m 1000 - 2500 kg
Operating mass excluding breaker, Power pack and control console 5430 kg
Recommended breaker weight 750 - 1200 kg
Hydraulic breaker MB750, MB1000, MB1200

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