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4T QTZ63 Tower Crane

Descriptions of Tower Crane
The 4T QTZ63 Tower Crane has a lifting torque of 63 tm, its max lifting capacity is 4 tons. The max lifting capacity at its max radius of 50 meters is 1 ton. All assemblies of tower cranes produced by Jushen are pre-treated with a shot blasting process, the surface rust removal standard reached Sa2.0-2.5 grade. The paint is applied through a spray and baking process. Customers can freely choose according to their specific demands, an overall painting can support 5 years of continuous use.

Technical Data of Tower Crane
Lifting height (m) Multiplying ratio Fixed type Attached type
α=2 32 120
α=4 32 70
Range (m) Max range 30/35/40/45
Minimum range 1.7
Maximum lifting capacity (t) 4
Working temperature (℃) -20~40
Total power (KW) 21.1 (excluding the hoisting mechanism motor power)
Size table
Jib length (m) Weight (t)
45 9.4
40 8.1
35 7.3
30 6
Configuration information:
(1) Hoisting mechanism:

Ratio α=2 α=4
Speed (m/min) 7 35 70 3.5 17.5 35
Lifting capacity (t) 2 2 1 4 4 2
Motor type YZTD225M2-4/8/32
Working class M5
Motor power (KW) 15/15/3.5
(2) Slewing mechanism:
Slewing velocity (r/min) 0.62
Motor type YZR132M2-6
Working class M4
Motor power (KW) 3.7
Motor velocity (r/min) 908
(3) Luffing mechanism:
Tractive speed (m/min) 20/40
Motor type YDEJ100L-4/8
Working class M4
Motor power (KW) 2.4/1.5
Motor velocity (r/min) 1273/638
(4) Jacking mechanism:
Jacking speed (m/min) 0.6
Motor type Y132M-4
Motor power (KW) 5.5
Motor velocity (r/min) 1440
Operating pressure (MPa) 20

Jushen is a truthful construction crane manufacturer since 1974, an experienced 4T QTZ63 tower crane supplier, our company design and manufacture building construction machinery and heavy engineering equipment as well as providing vertical lifting solutions for customers. With decades of experience and a wide range of metal machining and testing equipment, we can provide quality building construction crane and custom tower cranes in specific needs.

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