China Crane Qtz50 Construction Mobile Tower Crane

• Customization: Available
• After-sales Service: Provided
• Warranty: 2years
• Model NO.: QTZ
• Certification: GS, RoHS, CE, ISO9001
• Condition: New
• Maximum Lifting Height: 150-200m
• Maximum Lifting Weight: >10t
• Installation: Jack-up/Assembled
• Moving Type: Fixed
• Type: Top-Slewing Crane
• Product Name: Tower Crane
• Mast Section Size: 1.5m*1.5m*2.2m
• Power Supply: 380V 50Hz 3phazes
• Color: Customer Required
• Transport Package: Container, Bubble. High Quality Plywood Box
• Specification: QTZ Tower Crane
• Trademark: Mingdao Brand
• Origin: China
• HS Code: 842600000
• Production Capacity: 30units/Month

Product Description

China Crane QTZ50 Construction Mobile Tower Crane


 

PRODUCT FEATURES

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Brief Introduction:

Tower crane has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism.  It is original in design, reliable in operation and satisfactory in shape.  Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency.  


Technical Parameters:

Series	QTZ50
Standard Model	5008
Max.Lift Load	4T
Tip Load	0.8T
Free Standing Height	29M
Max.Anchorage Height	120M
Jib Length	50M
Mast Size	1.6*1.6*2.5M
Lift Mechanism	Lifting Speed	(a=2)50/25/12.5m/min
		(a=4)25/12.5/6.2m/min
	Lifting Motor	15/15/4kw
	Wire rope diameter	12.5mm
Trolley Mechanism	Trolley speed	39/26 m/min
	Trolley Motor	1.5/2.2kw
Slewing Mechanism	Slewing Speed	0.72 r/min
	Slew Motor	3.7kw
Jacking Mechanism	Jack Climbing Speed	0.4m/min
	Jack Climbing Motor	4kw
Power	380V/50Hz/3P

PRODUCT DETAILS

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Safety features

Full set of safety protection equipment:weight limit,moment limit,height limit, and slewing limit,emergency brake, labor protective devices like rest platform and guardrail.

1.weight limit: If the material is over the capacity, the crane will give a sharp warning for   protection itself.

2.moment limiter:Real-time monitoring and detection of crane working conditions, with its own diagnostic function, rapid dangerous status alarm and safety control.

3.height limit:Control the lowest and highest extreme position of lifting hook.

4.slewing limit: Control the extreme turns number of turn left and right.

5.Emergency brake: If the operation staff  encounter some emergency situation, we could start the emergency brake system to protection the related treasure.
 

• Advantage of Tower Crane
  1.Robot automatic welding system;
  2.Automatic impeller blasting and spraying assembly line;
  3.CNC plasma cutting machine;
  4.Precision machine tools;
  5. France Schneider contactor;
  6.Jiangte motor;
  7.Equipped with complete set of safety devices
  
  
  
  Control mechanism
   
• Hoisting mechanism is driven by three-speed electromotor with high working speed and good speed-adjusting capability and high efficiency;
• Derrick mechanism using worm-wheel reducer can meet operating needs.
• Slewing mechanism that is driven by two-speed electromotor; Make operation more stable and reliable 
• Great for facilities with low headroom.

 

Safety Devices for overhead crane:

1.We can design the customerized tower crane as per your requirement.
2.The most suitable model will be recommended to you once we know about your requirement.
3.Shipment can be arranged from our port to your destination port.
4.Operational video can be sent to you if needed.
5.The seller can send professional technicians to the site of buyer to  guide the erecting work.
6.12(twelve)months (except for wire rope and AC contactor) after the equipment be well erected and we will offer spare parts whole year long.
7.Lifelong time freely provide technical support .
 

 

 

CUSTOMER USE CASE

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♦ The crane can be used widely to middle and high residential house and high and long span industrial workshop.



 

DELIVERY & PACKING

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Shipping way of MD Cranes:

Packing in 40HC container.

Steel structure naked or packed by bubble. 

Electric part and easily demand parts packed by high quality plywood box

ABOUT US

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Shandong Mingdao Heavy Industry Machinery Co., Ltd.Is located in Taian City,Shandong Province, China , it is near the China famous Mountain Taish, and also near Kongzi Temple.We are mainly engaged in the design, manufacture,installation and maintenance of single girder cranes(LD Models), Double Girder Cranes (LH,QD etc),gantry cranes(MH,MDG..),Jib cranes(BZ,QZ,MZ etc), Tower Crane,variable frequency cranes, Explosion-proof series cranes(LB,QB etc), Cranes with grab bucket,Low headroom monorail Hoist, Electric Winches, scrapers and CD1 MD1 HC Electric Hoist, Hand Chain Hoist etc...

In the past 10 years, we are aiming at China domestic market and become a leading manufacturer in China.Also, with the help of China trading companies we have exported our products to many countries such as Vietnam, Philippines, Sri Lanka, Bangladesh, France, Dubai, Kazakhstan, Russia, Tanzania,Peru , New Zealand ,etc countries .We got 99% good feedback from the overseas customers.Now we are not only aiming at China domestic market growth ,but also to expand the international market with our quality and price advantages.Integrity, quality, customer satisfaction is the pursuit of Mingdao heavy workers!

 

FAQ

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Q1: Can provide customized products?

A1: Yes. We can give you special design as per the drawings of your building, helping you solve different problems faced in your projects.

Q2: If you are interested in our products, please no hesitate to contact us with following parameters
1.Max load capacity?
2.Tip load?
3.Jib length?
4.lifting height?
5.Local Voltage?