Listing ID #216378
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Contact SupplierPower - master overhead travelling cranes designed & manufactured in accordance to is: 3177 & is: 807 are available in medium duty and heavy duty classification with below configuration.
Classification :
electrically operated overhead travelling (e.o.t.) crane
hand operated overhead travelling (h.o.t.) crane
single girder crane
double girder crane
top running crane
underslung crane
bridge girders:
depending on capacity & span fabricated from standard i-beam or plate welded box type with diaphragms, designed to sustain all stresses arising due to vertical and lateral forces with impact. Steel plates used for bridge girders and diaphragms are as per is: 2062.
End carriages:
fabricated from rolled steel sections or plates and welded together to form a box with suitable stiffening wherever required. End carriage consist two nos. Double flanged solid forged wheels for long travel motion. These wheels are mounted on fixed axle with anti-friction spherical roller bearings.
Hoisting mechanism
hoisting is through power - master make wire rope electric hoist for single girder crane or crab for double girder crane. The crab frame is made of steel plates and rolled sections in welded construction.
Long travel motion:
the wheels of each end carriage are driven by independent synchronized drive system mounted near each end carriage. The drive system comprises of crane duty electric motor, gearbox and brake.
Platform
in case of double girder crane a full length chequered plate platform is provided with safety hand railing on one side of the crane and two short platforms at each end carriage for the maintenance purpose.
Control panel
sheet metal fabricated dust proof control panel houses contactors for all motions, mcb and other electrical components arranged logically.
Down shop lead
shrouded bus bar conductor with current collector arms.
Control & safety
limit switches are provided to prevent over hoisting and over traveling. Rubber buffers are provided at the four ends of end carriages and crab (for double girder crane) to prevent the over traveling of crane in l.t. & c.t. Motion.
Operation
floor operated through suspended pendant push button station for all motions.
optional features against requirement :
cabin operated cranes
crane operation through wireless remote control
flameproof cranes
crabs with auxiliary hoist
cranes with variable frequency drive (vfd)