Product Details

Brand new Self erecting Tower crane 3ton ~ 20ton

Product Description

Introduction of high quality tower crane :

This series of tower cranes, ranging from QTZ31.5 to QTZ315 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. They can be widely used for the construction of high-rise hotels, residential buildings, high-rise industrial buildings, large-span factory buildings and tower-like buildings like tall chimneys.

Technical parameters of high quality tower crane 4 ton max load TC4808 :

Main Feature	Main Parameter
Rated Lifting Moment	400KN.M
Rated Loading Capacity	4T
Max. Lifting Load	4T
Tip Load	0.8T
Max. Lifting Height	120m
Span	48m
Free standing height	29m
Rope length	400m
Working range	3~48m
Slewing speed	0.7/0.35r/min
Trolley peed	15/15/4m/min
Jacking-up speed	0.4 m/min
Counter jib length	11.18m
Topkit height	6.2m
Power supply	380V/50Hz
Power Capacity	23.9Kw
Electric switch box	Schneider
Hoisting speed	(a=2)70/35/10.8; (a=4)35/17.5/5.4
Main Material	*∠16012mm/Q235B/angle steel**
Mast section	*1.51.52.2m*