+421 908 533 460

Single-Girder and Double-Girder Portal Cranes

Portal cranes use a trolley drive of portal on two rails situated on the floor, or more precisely on the level of the ground, or they use industrial wheels on concrete ground. Cralif, s.r.o. manufactures single-girder portal "gantrycranes with capacities up to 25Te SWL (25000 kg) and double-girder portal "gantrycranes with capacities up to 80Te SWL (80000 kg). We also manufacture special portal cranes which satisfy wide range of client´s projects.

Technical Information

  • Maximum load bearing capacity up to 25000 kg and 80000 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

Why Cralif?