TC4708A(QTZ40) Construction tower crane

tower crane, 1.CE,CQC, ISO Certification, 2.Factory was founded at 1961,1600 workers., 3.Perfect after-sales service - details see: https://www.machineto.com/tc4708a-qtz40-construction-tower-crane-10101176
Condition:NewApplication:ConstructionRated Loading Capacity:0.8tRated Lifting Moment:400kNM
Max. Lifting Load:4tMax. Lifting Height:100mSpan:45mPlace of Origin:Japan
Brand Name:MegaModel Number:TC4708(QTZ40)tower crane:tower craneFeature:Jib Crane,Tower Crane
TC4708A(QTZ40) Construction tower crane
contact supplier for TC4708A(QTZ40) Construction tower crane


tower crane

Features:

This series of tower cranes has a horizontal jib frame, a jib-trolley radius-changing mechanism and a hydraulic self-raising mechanism. It is original in design, reliable in operation and satisfactory in shape. Equipped with all necessary safety devices, these cranes show a good speed-control capacity, satisfactory operating stability and high work efficiency.

Components :
1. Hoisting System
2. Climbing System
3. Trolley System
4. Slewing System
5. Electrical System
6. Crane Jib
7. Counter Jib
8. Mast Sections
9. Tower Head
10. Control Cabin

Specification:

ModelTC4810(QTZ50)TC4708(QTZ40)TC4708A(QTZ40)
Amplitude (M)484745
Independent Height (M)3532.532.5
Max. Height (M)140100100
Max. Lifting Capacity (T)644
Assistant Support Frame444
Main Material135×135×10
(square steel tube)
Reinforcing mast section
135×135×12
(square steel tube)
160×160×12
Angle steel
160×160×12
Angle steel
Standard Mast Section Dimension1.835×1.835×2.51.5×1.5×2.51.5×1.5×2.5
Lifting Speed (a=2)(m/min)76/36/869.4/34.776/38/10
Slewing Speed (r/min)0.640.620.77
Trolley Travel Speed (m/min)42/2138/1921.6/43.2
Max. Lifting Moment (KNm)500400400
Working Temperature (C)-20~+40-20~+40-20~+40
Undercarriage FormType A. Cross-shaped beam with slanting strut and ballast

Type B. Cross-shaped beam with slanting strut but no ballast


Type C.#-shaped beam without ballast

Type A. Cross-shaped beam with slanting strut and ballast

Type B. Cross-shaped beam with slanting strut but no ballast

Type C.#-shaped beam without ballast

Type A. Cross-shaped beam with slanting strut and ballast

Type B. Cross-shaped beam with slanting strut but no ballast

Type C.#-shaped beam without ballast

After-Sales Service :
1. Erection and Commissioning
2. Operator Training
3. Overhual

Zhengzhou Mega Industry Co., Ltd.is specified in machinery producing and fused alumina producing.Our factory is founded at 1961,covers 160000m2,has 1600 employees.

TC4708A(QTZ40) Construction tower crane
Packaging Detail:standard packing
Delivery Detail:30 days-90 days after receiving advance payment

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