• 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.



 

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Q: I caught this crane fly in my garage but is almost the size of a dragonfly. It has a 3 inch wingspan. I saved it in a jar because I though no one would believe me. so do they really get this big or is this thing a freak?
Yes. Here in Southern Oregon (and in CA too) we have giant Califronia crane flies. They really do get that big, its not just a freak.
Q: would 2 500 ton crawler cranes be able to lift a 854 ton bridge section 80 feet in the air?
wow. im helpful anybody tried it!! why : the recommendations co-ordinates the strikes of the finished physique. fairly the arms and the ft, so once you're turning your appropriate foot in clockwise path, with the help of drawing 6 jointly with your hand, that's an ANTI-CLOCKWISE circulate, the recommendations then makes the foot circulate anti-clockwise. Thats how suitable GOD made us!!
Q: Do cranes play major role in Japanese culture? How so? Do cranes live in Japan?
cranes are a japanese bird. they show the symbol of courage. but cranes do not live in japan. i live in michigan and i have cranes roaming my meighbor hood.
Q: Do some schools of hung gar only teach (or focus on) the tiger crane form?
No. Hung Ga is a curriculum. There are some minor differences between them and some don't teach certain forms, but they usually have the core system in common.
Q: I remember it was either an anime/manga or a movie but a boy or girl makes a thousand paper cranes for someone who is dying (possible their mother). I'm pretty sure it's an anime. It's not the story about the little girl with leukemia, I know that. I also remember the little girl/boy putting them on the edge of the bed or something? It's not much to go by but if you can help me I would be eternally grateful.
I know that there's a book called 'Sadako and the thousand paper cranes' but I'm not sure about the anime...
Q: tnx for answering :)
a japanese girl, gets cancer from the atom bombs that were dropped in hiroshima in the 50's. she is about 12 years old. apparently as a traditional story goes, if you make a thousand paper cranes then you can get one wish or something. i cant remember full story sorry but i do have the book. =) made me cry. xx
Q: a/ Calculate the lift workb/ What is the power used by the crane when the efficiency is 60%? (Can you explain for me what efficiency means)c/ What will the kinetic energy of the load be when it hits the ground, if it falls from the height 8.5 meters, g=9.81 m/s^2Thank you.
evaluate the equation P = W/t the place W = F x d (F = tension (load) d = distance moved interior the path of tension, W = artwork carried out/ability transferred, P = ability, t = time) a million) if P = W/t then t = W/P yet W = F x d so t = F x d/P F = 6N d = 2m P = 3W t = 6 x 2/ 3 t = 4s 2) returned P = W/t = F x d/t so d = Pt/F d = 12W x 5s/ 6N d = 10m
Q: Two Cranes have been sitting on nest for about 50 days. Will these 2 eggs hatch. They will not leave. It is their 3 Clutch. The first one resulted in a baby colt, but it got hit by car. The second never hatched.
What species of crane? Sandhill cranes have an incubation time of around 30 days, do you know the exact day of egg laying? Are you sure they haven't hatched and they are sitting on chicks? If you are getting close enough to the nest to see eggs or chicks, you might be too close and could be interfering with their natural behavior, unless they are captive or you are using a blind. You mentioned their chick being hit by a car, so if they are nesting that close to people, they may be nervous and are flushed from the nest too often to keep the eggs the right temperature. It's hard to say without more information. Edit: Extra cold weather can damage the eggs. It does seem like they've lost this clutch-50 days is long past when they should have hatched. They may be trying to incubate them anyway, I haven't worked directly with sandhills, but other birds that I've conducted nest monitoring studies on have sometimes sat on nests a while past when the eggs should have hatched. Hopefully this is actually their fourth clutch and you missed the removal of the third clutch. Good luck!
Q: I've recently finished folding my 1000 paper cranes. I herd that there is a shrine in japan that takes them. Anybody know where that place is and the information I need to have to send them?
The Hiroshima Peace Park. I've been there, it is very moving.
Q: I was interested in the Japanese legend of folding a thousand cranes. It was said that if a person was able to fold 1 000 cranes, you get to make a wish.I'm just wondering; let's say I'm done with all 1 000. What do I do next? One of my friends told me you had to burn all one thousand cranes, while another suggested to put the last one in a bottle and set it out in sea.Did it ever state what to do in the end, after folding all the cranes? If it does, please enlighten me :3Thank you :)
I've only heard of putting them up on strings and you could give them as gifts .. Oh and you could also frame them by laying them flat

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