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NTI Cranes Chennai


 

Double Girder EOT Crane

 


  • For over head material handling system. EOT Double Girder Cranes are required for the most application.We suggest our customers best solutions in a economical and Safeway with our experience and knowledge using components internally available for interchangeability is the speciality of our design
    The steel work from IS 2062 materials with highly experienced workman ship regular test of welding and the best process are the result of best equipment for our customers.

  • Capacity   upto 50 Tonnes.
    Span of crane upto 30M
    Height of Lift varies from 3m to 12m
    Power Supply  415V, 3 Phase, 50Hz, AC
    Control Voltage 110V / 24v
    Travel Speed (long travel) varies from 3m to 30m/min
    Lifting Speed (Hoist)  varies from 1m to 5m/min
    Cross Travel Speed ( Bridge Girder)  varies from 1m to 15m/min
    Creep speed  Through Variable Voltage Variable Frequency Drive
    Motors Heavy Duty reversible crane service having duty cycle not less than 40% CDF with class B/F insulation. Totally enclosed
    Bridge Girders As per IS 807. Box Type construction/strong and Rigid to with stand the most severe combination of loads.
    End Carriages  Fabricated from rolled steel sections and plates welded together to form a box.
    Steel Wire Ropes  As per IS 2266
    Couplings Full / Semi Rigid Gear Couplings

     

    Hook – Single Shank forged steel type
    Buffers  Rubber / Spring
    Current Collection for CT through PVC flexible copper conductor by means of festoon type cabling arrangements.

    For LT through Shrouded Conductor safe track system.
    Limit Switches  For all motions
    Hoist up & down – Rotary limit switch (or) counter weight limit switch
    Cross & Long Travel – Lever type Limit Switch


  • Brakes :

    1. Electro Hydraulic Thruster  Brake

    2. Disc type (AC/DC) Brake

    3. Electro magnetic Thruster  Brake

    Wheels & Gears -  Forged material EN8 / EN9 Hardened and Tempered
    Pinion Shafts  EN9 / EN19 / EN24 Hardened &Tempered
    Control Panels Comprising High Performance rating contactors, fuse fitting over load relays and operational safety interlock of contactors / Push Buttons
    Deflection  Restricted to l/900 and 1/1000 of the span depends upon the duty class.