Tower Crane TC7050 stable braking and less shock

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Feature: Tower Crane                          Condition: New                                           Max.Lifting Load: 20T

Span: 70m                                             Place of Origin: China(Mainland) 

Brand Name: CMAX                              Model Number: TC7050         

 

Packaging & Delivery


Packaging Detail: Nude package          Delivery Detail: 25-30days

 

Specifications

 

● Max. working range 70m, tip lifting weight 5.0T and Max. lifting weight 20T.


● Slewing mechanism equipped with two sets moment motor of HL 185.250.195 mechanism, stable braking
and less shock when shifting.


● Trolleying mechanism equipped with moment motor of 12DVF mechanism.

 

 

FAQ

 

Q: What is the difference between CNBM and CMAX?

A: CNBM stands for China National Building Materials (Group) Corporation, which is established in 1984, is the largest state-owned group corporation of building material & machinery with a total asset of 15 billion USD and a staff of 100000.

CMAX is the brand name of CNBM Group’s construction products, C stands for China and Max stands for Maximum.

 

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, CNBM 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:Is a tower crane a fixed type crane? Still can walk? Thank you
It can also be called a fixed crane. But there are many kinds of fixed cranes.
Q:What is a tower crane without a collector?
Once again, because the collector is using carbon brush and copper ring contact, the tower crane work in the sway of the impact is too large, easy to cause carbon brush and copper ring arc between burning. Combined with this reason, today's tower cranes do not use collector. The drawback is that the tower crane can not be one-way one-way rotation. So now the use of rotary limiter, set the tower one-way rotation can only turn 540 degrees, want to turn, can only turn in the opposite direction.
Q:What is the difference between a jack up tower crane and a fixed tower crane?
The fixed tower crane means lifting the foundation of the tower body on the foundation or structure through the connecting piece.
Q:Tower crane demolition safety technical disclosure, how to write?
Baidu search:Tower crane removing and lowering joint safety technical disclosure.
Q:Tower crane body standard section connection bolt screw upward or downward, why?.
A few days ago, a special training course of mechanical equipment, a safety supervision station old experts say the screw from the upward wear, stress is the same, but if the nut screw will fall off, in order to find problems. If you can't get it off the top and bottom nut, you won't find it
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:Tower crane 5610 why is it called QTZ63?
Strictly speaking, 5610 should be called TC5610;At present in the domestic type mark in two ways: one is QTZ++, one is TC++, for example, such as QTZ80, Q is the first letter of Chinese "play", T is the first letter of Chinese "tower", Z is the Chinese "from" the first letter is self lifting tower crane 80, the unit is 80 tons of tons of rice, rice is a concept called lifting torque, rated torque, maximum rated product weight and maximum range; as in the 13.4 meters lift 6 tons, the product is 80 tons of rice;Such as: TC6010, T is the English TOWER, C English CRANE, TC tower crane is English shorthand, the 60 refers to the jib 60 meters long, 10 refers to the boom in the front 60 meters lift 1 tons, and TC5513 refers to the boom length of 55 meters, the front suspension of 1.3 tons. TC tagging is an international universal annotation. Domestic commonly used models areQTZ series: 40, 63, 80, 100, 125, 160,200, 250, 315
Q:What is the scrap standard of tower crane hook?
The hook shall be scrapped at any time in the following circumstances:Crackle;The wear of the dangerous section is 10% of the original size;The opening ratio is increased by 10% than the original size;The twist of the hook is over 10 degrees;The dangerous section of the hook or the neck of the hook produces plastic deformation;The hook thread is corroded;When the hook bushing is worn at 50% of the original size, the bushing shall be replaced;The mandrel shall be replaced when the hook mandrel is worn at 5% of the original size. The American Standard can provide for your reference:1, hook hanging points in the effective area of cross sectional wear more than 10%, should be disabled and scrapped.2 any visible permanent deformation and cracks shall be disabled and scrapped.3, if the wear is in the same area in two directions, it should be controlled within 5%.4, any hook opening deformation is not greater than 5%, or in accordance with the manufacturer's guidelines to determine.5, hook bow hook (i.e. intermediate position hook C shape) wear amount should be less than 5%.
Q:How much more than m of tower crane jib winch point height should be equipped with anemometer
According to the regulations of JGJ196-2010 for the safety and safety of installation, use and disassembly of tower cranes for construction purposes:
Q:About tower crane torque limiter with 4 limit switches, each play a role, thank you
Lifting weight limiter: limit maximum lifting weight;Torque limiter: limit the maximum lifting torque;Height limiter: limits the maximum and minimum position of the hook lifting and lowering;Amplitude limiter: limit the lifting trolley in the boom on the outside, the inside position;Slewing limiter: limit of up to the number of rotating ring arm;

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