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Slewing cranes

The section of slewing cranes for rescue boat handling is splitted into two main groups:

  • the cranes with manually driven slewing features and
  • the cranes with hydraulically driven slewing features.

Product description

The group name of Rms.-type rescue boat davits represents the simplest executions of slewing cranes for rescue boats available; with manually driven slewing features. This execution of cranes needs the permission of the flag state of the vessel. Except of the manual slewing gear these cranes are according to the latest SOLAS regulations. This type of crane is available for boats up to an empty fully equipped weight of approx. 550kg.

The group name of Rhs.-type rescue boat davits represents the executions of slewing cranes for rescue boats with a hydraulic powered driven slewing gear. These and other systems are available upon request. This type of crane is in full accordance with the present SOLAS-rules and are MED-certified. This crane is available in different sizes/strengths for boats with a fully manned load from 10kN up to 37kN with the suitable different outreaches.

Each system consists of:

  • pedestal suitable for welding to deck
  • column with integrated manually (Rms.) or hydraulically (Rhs.) driven slewing gear
  • arm in box shape construction
  • rescue boat winch with centrifugal brake and electric motor in IP 56
  • only Rhs. type: hydraulic system with accumulator and pressure control system
  • electric system incl. stainless steel starter box with push buttons
  • wire rope in galvanized (anti-corrosion) non-rotating steel
  • stainless steel hook for off-load release or suspension link (in case that the hook is installed at the boat)
  • remote control of the stop-go type

additionally for life raft handling features:

  • combined rescue boat / liferaft winch
  • combined suspension for rescue boat and liferaft handling
  • winch quick return device to hoist back the suspension
  • jockey pulley for retrieving of the empty hooks

additionally for stores handling features:

  • stores winch with electric motor in IP 56
  • wire rope in galvanized (anti-corrosion) non-rotating steel
  • suspension according to latest DIN-standards


  • electric remote control for stores winch
  • bended crane arm
  • flood light on arm connected to the ship's emergency circuit

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