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Quick Details of TC7021 Tower Crane
Feature: Tower Crane
Max.Lifting Load: 8T
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)
Max height with attachment (m)
Working range can be adjusted（m）
Min working range（m）
Max lifting capacity（t）
Tip load @ 70m（t）
Hoist mechanism (VFD+PLC)
Trolleying mechanism (VFD+PLC)
Slewing mechanism (VFD+PLC)
Mast section size（L×W×H）m
Total power (KW)
Power supply requirement (KVA)
255KVA for generator
Cable type ( within 30 meters from site power source to lower
electric box of tower crane )
Startup voltage & current
Rated working voltage & current
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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