Rail Mounted Double Girder Mobile Gantry Crane Factroy Supplier
Widely used in workshop, storage, port and hydroelectric power station and some other outdoor place, where it has a high frequency or more lifting times.
Rail mounted double girder mobile gantry crane factroy supplier Specification: 1. Capacity: 5 to 80tons 2. Span: 18 to 40 meters. 3. Working class: A5, A6, A7. 4. Working temperature is -20--+40 centigrade. 5. Control methods: ground or cabin control.
Introduction: 1. This gantry crane is widely used together with winch or trolley for lifting device. 2. It is a medium and heavy size crane which travels in track. 3. Structure: main beam, support legs, crane traveling organ, trolley, electric equipment, strong lifting winch 4. Power is supplied by cable or slide wire. 5. It is prohibited for lifting melt metal, flammable, explosive, corrosion, overloading, dust and other dangerous operations.
Application:
workshop, storage, port and hydroelectric power station and some other outdoor place, where it has a high frequency or more lifting times.
Environmental Conditions: 1.The temperature in the working environment should be in the scope of -20DC to 45 DC and the relative humidity is not higher than 95%(with dew). 2.During work, the wind speed should be no higher than 20m/s; and during non-work, the wind speed should be no higher than 44m/s. 3.The crane travelling lane is supposed not to slope more than 1% and no more than 3% for local slope. The ground slope on the two sides of the span should be in the same direction, that is to say, both upslope or downslope at the same time.
Detailed description:
Main beam
High technique, torsion-free box girders, no welding one whole type, strong and beautiful.
Electrical parts:
Siemens brand/Schneider brand
Motors
Frequent starting , reversing & braking, dust proof construction foot / flange mounted TESC / TEFC , Sq. cage motors with integrated safety brakes, insulation class F, IP54 protection for hoisting, CT & LT motions.
Brakes
Independent Hydraulic Brake
Gear Box
Accurate hob cut helical / spur gears & pinions having hardness 250 to 350 BHN made from carbon alloy steel, smooth operation & long life, can equipped with SEW/ABB brand high quality gear box
Electrical Panel
Modular design, ease to install and maintain, reliable operation, fuses less circuitry, ducted wiring and compact terminals. Motor overload protection to prevent overloading If cabin control, it can be equipped with Air-conditioning and with easy and convenient control panel.
Limit Switch
Safety limit switches for stoppers will be provided to prevent over traveling in all motions
Safety feature
Overload protection. Main lifting motor with thermal protection. Hooks with latch. Rubber buffers. Protective earthling. Crane switch and travel end switch. Emergency switch can stop all movement when any dangerous happened. Sub-assemblies characteristic are tested before assembly. All cranes must be pre-assembled and tested before leaving factory and offer the certification of test
Technical Parameter for Rail mounted double girder mobile gantry crane factroy supplier
Lifting Capacity
T
16/3.2
20/5.0
32/8.0
50/10.0
75/20.0
Span
M
18-35
Max. Lifting Height
Main hook
M
10/12
Aux hook
10.6-12.6
10.6-12.6
10.7-12.7
11.1-13.1
11.1-13.1
Working System
A5
Speed
Hoisting
Main
m/min
15.3
15
13.2
5.9
6.25
Aux
22
19
17
13.2
9.28
Trolley Travelling
44.7
44.7
38.6
36
38.9
Crane Travelling
30-35
34.5-32.9
52.53
45-38.6
38.5-32.6
Weight
Trolley
t
7.1
8.1
11.7
16.8
29.4
Total Weight
92-142
105-148
92-142
111-156
189-245
Max. Wheel Load
275-369
341-435
275-369
392-483
314-361
Kindly please provide the following information when sending enquiry to us. 1. Lifting capacity ______ton 2. Span _______meters (it is center to center distance between railways) 3. Lifting height ______meters (it is the distance from center of hook to floor) 4. Travelling length _____meters 5. Is the cantilever needed for the gantry crane? If yes, how long is it? Is it needed for one or two sides? 6. Industrial voltage _____V, _____HZ, 3Phases 7. Control mode A. pendant control B. remote control C. cabin control 8. Do you also need us to supply rail and bus bar? A. Yes B. No 9. What is the main lifting material?
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+86-15993036980
