China Outdoor Use Double Girder Gantry Crane

Outdoor Use Double Girder Gantry Crane
Gantry cranes are an excellent alternative to permanent indoor overhead cranes, which minimal investment in any new building by eliminating the need for increased foundational and structural considerations. In addition, they can be disassembled and moved to a new location easily.

Double Girder Gantry cranes are widely used for moving objects within shipyards, ports, rail yards, factories, and warehouses.

Mechanical:
-Double main girder, welded box beam
-Material: carbon steel with high quality of Q235B or Q345B
-The main girder is connected by strength bolt.
-Weld joint tested by X ray or ultrasonic examination;
-Forged Crane wheels
-Trolley with Compact structure, small size and light;
-Lifting mechanism is rigid open winch trolley
-Compacted gear motor driving, harden gear, hydraulic brake
-Excellent driving properties, smoothly moving
-Shot-blasting Sa2.5 for complete girder after welding, stress release
-Epoxy zinc rich high quality painting, 2x2 with 140μm


Electrical
-Conductor power supply
-All hoist and crane movements are independent and can be run simultaneously.
-Protection degree IP55
-The components are positioned in a maintenance friendly way, and the whole layout provides with good protection
-Festoon cables are suspended on cable saddles, fixed to cable trolleys, running in a galvanized C-track.


Protective Features
- Overload Limiter, Limit Switch (Lifting and Traveling), Interlock protection device, Buffer, Rail clear plate, Protective cover, Bus Bar preventer plate, Anti-collision device, Light alarm devices Main isolating switch, Emergency stop system, Motor overload protection
-equipped with rainproof devices for lifting mechanism, electrical control box.
Outdoor Use Double Girder Gantry Crane

Lifting capacityt75/20Spanm1822263035Lifting heightmainm1012aux1113Working duty SpeedHoistingmainm/min4.7aux9.2Crab travelling 38.4Trolley travelling 4438.3Installed powerKW201201Max. wheel loadKN380390410310340Steel track recommendedQU80Power source3-Phase A.C. 380V 50HzMain dimensionsKmm4400W900010000W C3300B1327015376B L20002500A700660H11100013000H21000012000H31154H41874219242C1295L1800010500L2800010500C150007500C250007500D1441E12001300