Basic Info.

Product Description

Df450 lauching gantry crane technical parameters lifting capacity: 450t applicable longitudinal gradient: =2.0% applicable curve radius: =1000m longitudinal shift speed (hanging girder): 0-3.0m/min (heavy load) 0-6.0m/min (idle load) lateral shift speed (hanging girder): 0-0.5m/min lift speed (hanging girder) : 0-0.5m.min lift height: 5.6m moving speed (across span): 0-1.5m/min moving speed (girder carrier carrying launching gantry): 0.3km/h total capacitance of complete machine: 176kw, (max. power of bridge erection: 74kw) total mass of complete machine: 343t external dimensions: 69.0*8.9*9.0m efficiency of bridge erecting operation: 4 spans/day df900 launching gantry crane technical parameters work rank: a3 hoisting capacity: 900t applicable span: 32m, 24m and 20m max. hoisting height: 7.2m moving speed across span: 0-3.0m/min applicable longitudinal gradient: =2.0% applicable curve radius: =600m moving speed of girder-hoisting trolley: 0-3m/min hoisting speed of girder-hoisting trolley: 0-0.5m/min (heavy load) 0-1.0m/min (no load) girder-hoisting trolley transverse fine adjustment speed: 0-5.0mm/s transverse fine adjustment scope: ±250mm longitudinal fine adjustment speed: 0-5.0mm/s longitudinal fine adjustment scope: ±250mm max. deflection of nose-girder 61.5mm average girder-erection speed: 2spans/8h (total about 8 km) power source: 380v 4ac (equipped with 300kw diesel engine) drive mode: hydrocylinder driven by hydraulic station while other parts by electric motor control mode: cabin control and wireless remote control design and manufacturing at customers' demand.