China High Quality 3 Ton Qtz31.5 (4208) Tower Crane

Model NO.
Qtz31.5
Type
Top-Slewing Crane
Max. Lifting Load
3t
Indepedent Hoisting Height
30m
Working Radius
2.5~42m
Rated Lifting Moment
315kn.M
Power Supply
380V or on Request
Sling Type
Wire Rope
Slewing Speed
0.7r/Min
Attach Hoisting Height
90m
Power Source
Electric
Overseas Installation
Available
Tip Load
0.8t
Control Method
Remote Control or Room Control
Color
Customize
Warranty
1 Year
Product Name
Qtz31.5 Tower Crane
Transport Package
Packing in 40hc Container.
Specification
1.5*1.5*2.2
Trademark
MD
Origin
China
HS Code
84260000
Production Capacity
15 Sets/Month
Reference Price
$ 12,599.10 - 22,500.00
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Product Description

China CE High Quality 3 Ton Qtz31.5(4208)  Tower Crane

China High Quality 3 Ton Qtz31.5 (4208) Tower Crane


Brief introduction
QTZ 31.5 series high quality self-raising electric tower crane

Rated Lifting Moment: 315KN. M

Rated Loading Capacity: 0.8t

Max. Lifting Load: 3t

Performance: Excellent and reliable

Mast section: 1.5mX1.5mX2.2m

Application: All kinds of demands

Feature of tower crane
1.Suitable for all kinds of construction project and can work under all kinds of work condition.
 2.It has high working speed, good speed-adjusting performance, steady operation and high  efficiency.
 3.The crane has complete set of safety devices, which can guarantee the safe and high efficient  operation of the equipment.
 4.Three-speed motor and mono-speed ratio decelerator are applied in the lifting struct ure , which  enables heavy load low speed and light load high speed.
 5.Planet gear decelerator is applied in the circumcise rating structure, together with moment-limiting  hydraulic couple, which can realize high load capacity, steady starting and reliable operation. 

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.

Details of Tower Crane
China High Quality 3 Ton Qtz31.5 (4208) Tower Crane

Basic Parameters
Rated  lifting  moment KN.   m 315
Max. lifting  load t 3
Working  radius m 2.5~42
Tip  load t 0.8
Hoisting  height Independent  m 30
  Attached  m 90
Hoisting  speed m/min 60/30/5.4
Controlled  speed m/min 22/44
Slewing  speed r/min 0.7
Climbing  speed m/min 0.6
Structure  self-weight t 18
Total  installed  capacity Kw 23.7
Balance  weight t 6.8
Allowed  temperature ° C -20~40
Working  voltage v 380± 5%
Max.   working  wind  pressure N/m² 250
Mast Section Size   1.5mx1.5mx2.2m

China High Quality 3 Ton Qtz31.5 (4208) Tower Crane

Packing & Delivery
Packing in 40HC container.
Steel structure naked or packed by bubble. 
Electric part and easily demand parts packed by high quality plywood box
China High Quality 3 Ton Qtz31.5 (4208) Tower Crane


Our services
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 .
Our company
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.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!
China High Quality 3 Ton Qtz31.5 (4208) Tower Crane

Certificates



FAQ
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:What is the mean of QTZ and TC for tower crane model?And please illustrate.
A2:QTZ is classified according to China National Standard.
"Q" is the acronym of Crane in Chinese language(Qing Zhongji), "T" is the acronym of Tower head type in Chinese language(Ta Shi) and "Z" is the acronym of self rising in Chinese language(Zi Sheng Shi).
"TC" is the acronym of Tower Crane in English language.
Q3: 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?

 

Tower Crane

PNEUTEC.IT, 2023