Main feature of tower crane
1. QTZ250H12(H3/36B) topkit tower crane, a type of self-elevating top slewing tower crane, is designed and manufactured by Shandong Mingwei hoisting equipment Co., Ltd. which is combined with international advanced technology in the industry.
2. This tower cane is the crane with vertical arm support, trolley travel and up-rotary hydraulic jack-up system. Max load: 12 tons, Tip load: 3.6 tons, Max jib radius: 60 meters, Free standing height:51.7 meters(14 sets of mast sections), Mast section dimension:2*2*3meters(Potain section L68B1), Max attached height:195 meters.
3. Our company use France Schneider contactor,and tests each hoisting mechanism under no-load, static load, dynamic load, etc. To ensure the brake reliable, safe and durable.
4. Cabin with humanized design,is convenient and comfortable,facilitate for safe driving.It creates a good working environment for the operator.
5. The machine is equipped with complete set of safety devices, which can guarantee the safe and high efficient operation of the equipment. Including lifting height limiter, dolly radius limiter, load moment limiter, weight limiter, circumgyrating limiter, etc.
6. Mingwei tower crane expands the international market actively,and has successfully exported to Asia each country, middle east, Brazil, Russia and north America, which has become foreign trade long-term cooperation.
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2 falls |
4 falls |
Drum |
kw |
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Hoisting |
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45LVF30 |
m/min |
0-36 |
0-72 |
0-108 |
0-18 |
0-36 |
0-54 |
600m |
45 |
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t |
6 |
3 |
1.5 |
12 |
6 |
3 |
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70RCS30 |
m/min |
0-40 |
0-80 |
0-20 |
0-40 |
533m |
51.5 |
Optional winch |
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t |
6 |
3 |
126 |
5 |
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75LVF30 |
m/min |
0-60 |
0-120 |
0-180 |
0-30 |
0-60 |
0-90 |
600* |
75 |
Optional winch |
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t |
6 |
3 |
1.5 |
12 |
6 |
3 |
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Luffing |
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4TVF |
min |
0-55 |
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4 |
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4T3V4 |
min |
7.55/28/57 |
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95Nm |
Optional winch |
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Slewing |
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145SVT |
r/min rpm |
0-0.7 |
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95Nm*2 |
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Travelling |
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4TRVF |
m/min |
0-30 |
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4×4 |
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Power supply |
380V 50HZ/440V 60HZ |
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Necessary electric power |
45LVF:75KVA |
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Other Form Hoisting |
75LVF:115KVA 70RCS:90KVA |