KRÖGER, Motor-Powered Grabs


Handling of all types of bulk loads in seaports, inland harbours and storage yards. Compact design, the alternative to grab type MZG for ship-to-ship, ship-to-store/railway wagon/silo handling. For a wide variety of crane installations with controls designed for powered hydraulic grab operation.


  • As a loading grab and ship unloading grab with recessed jaw pivot points for operation below the ship’s gang board
  • Optimum utilisation of the crane load capacity thanks to weight-optimised design with maximum possible volume
  • self-locking grab suspension for crane hook
  • Grab drive:
    • horizontally arranged electro-hydraulic drive unit with high-pressure pump
    • Opening and closing motions controlled by clockwise and anti-clockwise electric motor operation (reversing control). The electric motor is only switched on during the opening and closing motions.
  • Grab jaws:
    • Material: S355J2+N
  • Grab hinge bearings by means of rugged steel bush arrangements which can be re-lubricated
  • small grab dimensions thanks to direct cylinder pivot mounts for 2 hydraulic cylinders between the grab crossbeam and the jaws
  • rugged design featuring two power connectors between the grab crossbeam and the jaws with integrated cylinder protection


You can ask your questions to us about TYPE MZGK
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