China Construction Machine Tower Crane Topless Crane

Topless Crane
>>>Product description
Competitive quality and price.
Best material , reasonable design of structure , solid tower body
Advanced hoisting capacity.
Strict manufacturing controls.
Low overhead clearance
Design simple ,more durable and long service life
Quick and Easy assembly
The eight advantages about the Topless Crane
1.reduce the dismounting requirements, lower weight, low mounting height, dismount each mast at
a time in the air, save the labor cost, safety and fast.
2. it is suitable for crossover work of the cranes, without the tower cap and pull rod, the safety will
be increased when there need the crossover work.
3. It is suitable for the special requirement about the height, such as airport nearby, tunnel,
workshop ,and the construction site with high-tension cable.
4. It is suitable for the construction site that has the requirement about the crane boom, it can be
used as internal climbing crane in the high-rise buildings, irregular roof or small areas.
5. It is very convenient for dismounting in the restricted construction site, dismount each crane
boom at a time by manual.
6.The steel structure of crane boom has long using life and high safety standard.
7. The crane boom is good applicability, high-usage,the design of the topless tower crane boom is
easy for realizing the serialization and standardization. Reduce the design and making cost.
8. Low design cost, short cycle, can much better satisfy the multiple demands of the customers.
>>>Main Specification for Topless Crane
>>>Safety Device

1Torque limiterControl torque, it will warns when lifting weights reach to 90% of rated
lifting torque. When reach to 110% of the rated lifting torque, it will
limit rising upwards and trolley.2Weight limiterControl the maximum lifting capacity, lifting weight reach to 40% of
the rated capacity, limit high-speed lifting; lifting weight reach to 110%
of the rated capacity, limit the lifting up3Height limiterControl the lowest and highest extreme position of lifting hook4Slewing limiterControl the extreme turns number of turn left and right5Amplitude limiterControl trolley limit position of inward and outward 6Overload protectionIf the material is over the capacity, the crane will give a sharp warning
for protection itself7Emergency brakeIf the operation staff encounter some emergency situation, we could
start the emergency brake system to protection the related treasure8Control MethodRoom control or remote control to avoid any injury to the operation
staff9Main lifting motorwith thermal protection and currency protection

>>>Customer Visit
>>>What we supply

ModelStandard ModelJib Length(m)Tip load (t)Max Load(t)QTZ31.54208420.83QTZ404808480.84QTZ505008500.845010501.045010 topless501.04QTZ635010501.055610(5013)561.055610561.06QTZ805610 topless561.065513551.366010601.066010 topless601.08QTZ125
6015601.58/106018 topless601.8106515 topless651.510QTZ1606516651.610QTZ250703070312/16QTZ315704070416QTZ4007055705.525

>>>Self-Erecting Tower Crane Package
Packaging Details: 40 HC containers; high quality Wodden cage for electrical parts Delivery
Delivery Detail: 25-30 days after received the deposit
>>>Our service
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.Opetion video can be sent to you if needed.
5.Maintenance video will be given once the tower crane break down to help you repair.
24 hours online service and support, call or contact us by Skype, QQ, MSN etc.
can solve your questions at the first glance
1- One year warranty for whole machines.
2- Providing free quick-wear part.
3- Low charge for continue maintenance when warranty is expired.
4- Exclusive engineer support at any time.
5- We can provide free training to end-users.

>>> Company Information
Tavol Cranes Group is the professional crane and lift platform manufacturer in China.
We design,manufacture,installation,repair ,maintenance, trade and export following products:
>>>Top Kit Tower Cranes, Topless Tower Cranes, Luffing Cranes, Fast Erecting Cranes, Building Hoists etc.
>>>Fixed Scissor Lift,Mobile Scissor Lift,Self Propelled Scissor Lifts,Cargo lift,Wheelchair Lift etc
>>>Truck Crane, Excavator, Forklift etc
We are sure we will be your best choice.
>>> FAQ
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?