• Tower Crane TC7021 70M Max Working Range System 1
  • Tower Crane TC7021 70M Max Working Range System 2
  • Tower Crane TC7021 70M Max Working Range System 3
  • Tower Crane TC7021 70M Max Working Range System 4
  • Tower Crane TC7021 70M Max Working Range System 5
Tower Crane TC7021 70M Max Working Range

Tower Crane TC7021 70M Max Working Range

Ref Price:
$40,000.00 - 200,000.00 / unit get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
1 unit
Supply Capability:
30 unit/month

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 Quick Details of TC7021 Tower Crane


Feature: Tower Crane                          

Condition: New                                           

Max.Lifting Load: 8T

Span: 70m                                             

Place of Origin: China(Mainland)              

Model Number: TC7021         

 

Packaging & Delivery of TC7021 Tower Crane


Packaging Detail: Nude package          

Delivery Detail: 25-30days

 

Specifications of TC7021 Tower Crane

  

● Max. working range 70m, tip lifting weight 2.1T and Max. lifting weight 12T.


● Slewing mechanism and trolleying mechanism all take VFD+PLC technical control.


● Outstanding in working efficiency, operating speed and stability. Reduce future maintenance cost.

 

 

Free standing height (m)

50

Max height with attachment (m)

200

Working range can be adjustedm

40455055606570

Min working rangem

2.5

Max lifting capacityt

12

Tip load @ 70mt

2.1

Hoist mechanism (VFD+PLC)

Falls

2

4

Lifting capacityt

03

06

06

012

Speedm/min

080

040

040

020

Motor

YZPBF250-4-55KW

Trolleying mechanism (VFD+PLC)

Speedm/min

0-56

Motor

YPBE132M-4-7.5KW

Slewing mechanism (VFD+PLC)

Speedr/min

0-0.6

Motor

YLEW112M-6-120N.M×2

Climbing speedm/min

0.5

Counterweightt

23.6

Mast section sizeL×W×Hm

2×2×3

Working temperature

-40+60

Total power (KW)

95

Power supply requirement (KVA)

255KVA for generator

Cable type ( within 30 meters from site power source to lower

 electric box of tower crane )

50mm23+2, 5 cores

Startup voltage & current

380V×95%=361V  260A

Rated working voltage & current

380V  146A

 

Images of TC7021 Tower Crane

 

 

FAQ of TC7021 Tower Crane

 

Q: What is the principal to quote the right tower crane to the client?

A: First, we need to know clients’ requirements. Normally the following information should be clarified by the client: max lifting capacity, height (height under hook), tip load and jib length.

Second, we need to know what the foundation requirement from the client is. (Fixed/undercarriage/ undercarriage with traveling system), mast section type (panel/integrated), power supply source (voltage, ampere and frequency), the distance between the machine and power supply……

Third if there are special needs, we could suggest proposal according to clear data provided by the clients. End-user, as construction machinery buyer, knows the site situation well and should make decision, such as the machinery specification, type…….

 

Q: What about our tower crane's warranty?

A: Usually there is one-year quality warranty including main electronic parts (not including consumable parts). There are consumable spare parts together with whole machine and normally they are enough for one year.

 

Q: What is 3 main mechanism of the tower crane?

A: there are trolleying mechanism/ slewing mechanism/ hoisting mechanism.

 

Q: Can you equip with light on tower crane jib, monitor, remote control and anemometer?

A: Sure. All of these could be provided with extra cost upon the clients’ requirements. But according to general practice, remote control is not suggested because most of the operator feedback operation in the cabin will provide a wide working view.



 

To Lead The Revoluation of International Trade


Q: What is the most likely reason that Crane never tells us the lieutenant's name in episode of war?
The Stephen Crane Society Stephen Crane did not have a middle name. Stephen Crane is buried in ... Would a person be more likely to receive a wound when bravely charging the enemy .... I would be most grateful if you could tell me where I could find this please? .... An Episode of War. How does the facts that the lieutenant is rationing ..
Q: Old used 200 t crawler crane is available for purchase. What are the guidelines/ thumb rules for assessing its cost ?
Supply vs demand Extreme examples: If the crane is no longer needed anywhere, the cost will be 0; no demand. If the crane still has a unique useable function and there is only one available, it's immediate cost will be very high; no supply. So, assuming that the cranes supply/demand is somewhere in the middle, the methodology for assessing it's cost would be to evaluate the following: * Where is it located with respect to where it is needed? (place value) * How quickly do I need it, and how quickly can I get the crane? (time value) * What alternative solutions are available? * How much do other similar cranes cost? * etc Hope this helps!
Q: A crane lifts a 1265 kg steel beam vertically 26 m, it then stops and swings the beam 3 m horizontally into a position where the welders can secure it into its proper position. What is the work done on the beam by the crane? What is the work done by the force of gravity on the beam?
the work done on the beam by the crane = 1265 * 9.81 * 26 + 1265 * 9.81 * 0 = 322651 J answer work done by the force of gravity on the beam = 1265 * 9.81 * 26 + 1265 * 9.81 * 0 = 322651 J answer
Q: What kind of equipment must be installed on luffing trolley of horizontal luffing tower crane?
The car must have a support wheel to prevent the trolley from hanging in the middle.
Q: Has anyone actually folded 1000 paper cranes? i want some proof
no and no proof
Q: What prior education and skills are needed to become a Crane operator ?
A basic education is required, no need for major courses. Skills however is developed through training. One is communication skills using a radio. Because crane operators have a partner called rigger, who overlooks the movement of crane below while telling instruction to the crane operator. Another skill is synchronization. Crane operators should possessed good movement synchronization and operation of levers and buttons inside his cabin. Another is good eyesight. Lastly, safety skill. Operators should know the capacity or the equipment he is operating and the calibration of the machine he is using.
Q: Before the Advent of the Railroad Steam Recovery Crane Car (pictures below), how were Locomotive Steam Engines recovered after a derailment from the 1830's to the 1890's?
Old Man Dirt is right. Block and tackle. Remember too those early engines weren't that heavy. The most common type from 1850 to the 1890s was the 4-4-0. They, and the other types were usually between 25 and 60 tons. I don't necessarily collect old rail photos, but I've seen many hundreds in other people's collections. And early locomotive salvage was usually block and tackle, with another engine brought in to furnish the muscle required. Since this could be a lengthy process if the wreck was extensive, a temporary track, or sometimes called a shoo-fly would be built to move trains past the derailment, or to enable getting another engine and hoisting equipment positioned.
Q: Calculate how much power the crane has?
the crane ?? The crane is not defined.
Q: Does anyone know where I can locate a print or lithograph of the chromolithograph done in the 1850's of William John WIlgus' Ichabod Crane and the Headless Horseman?
Ichabod Crane, Respectfully Dedicated to Washington Irving. by William J. Wilgus, artist chromolithograph, c.
Q: Tower crane, this model inside each letter number represents what meaning, ask the great God to inform.TCT7527-20, TC6015A-10E
The basic parameters of the tower crane: a working range: refers to the center of rotation of the lifting hook up center and tower crane horizontal distance. Two, weight: rated lifting weight and maximum weight. The maximum rated lifting weight refers to the biggest boom in quality to allow the minimum amplitude of the tower crane, is one of the main technical parameters of the tower crane. Three, lifting...

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