Semi-Portal cranes use a trolley drive of portal on rails situated at two levels- on the floor via wheels or on a rail situated into ground and on crane railway on building construction or on self-supporting pillars. Supporting steel construction (semi-portal) consists of one or two main girders and one or two main pillars.

 

 

Cralif, s.r.o. manufactures and supplies single-girder semi-portal "gantry" cranes with capacities up to 25Te SWL (25 000 kg) and double-girder semi-portal "gantry" cranes with capacities up to 80Te SWL (80 000 kg). Also, special semi-portal cranes are a matter of course.

 

 

 

 Technical information

Maximum load bearing capacity up to 25 000 and 80 000 kg
Colour RAL 1007
Span limited by transporting capabilities
Hight of lift up to 15 m
Speed of crane trolley drive normally up to 40 m/min, smooth moving
Speed of hoist trolley drive normally up to 20 m/min, smooth moving
Speed of lift up to 19,2 (m/min)
Lift of hooks two-speed (the main lift and micro lift)
Type of profile tube-shaped profiles with “I” cross section or box welded construction
Girders are made of box welded construction or tube-shaped profiles with “I” cross section
We supply standard chain hoists LIFTKET or rope hoists STREET
Controlling via hanging button-controllers or via radio remote controllers
Power supply of crane via cable trolleys, via closed trolleys covered by plastic or via energy chains
Crane setting outside and inside

 

 

 

 

 Advantages

  • Each crane is projected to measure according to customer´s requirements to be adapted to a place and shed´s conditions (or to open space) and still work effectively and safely
  • Lay out of crane weight into two end carriages guarantees safe handling with load
  • Long-term operation with minimal costs for maintenance and without any problems
  • Radio remote controller
  • Safety hooks prevent the load from sliding
  • High load bear capacity

 

 

 

 

 

 

 

 

 Accessories and Options

  • Large selection of various kinds of slings made by the Cralif company available from: http://viazacieprostriedky.cralif.sk/en/
  • In case of remote control, the crane could be equipped with emergency control via the hanging button-controller which could move along the whole crane independently of crab trolley drive or it could be connected to the main switchboard of the crane via connector
  • Crane is equipped with two hoists working either independently or in tandem (at the same time) using just one controller
  • Automatic control system
  • Anti-collisional systems in case of several cranes being on one railway
  • Colour according to customer´s requirements
  • Modification for use in potentially explosive atmospheres
  • Version with manual drive of all mechanisms
  • The possibility to choose between rails or wheels for the side unfastened to the crane railway

 

 

 

Why Cralif?

 

 

 

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If you will have any questions about lifting equipment do not hesitate to contact us.
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