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Hammerhead Tower Crane

, QTZ50 (4810)
Description
With the maximum lifting capacity of 4 tons, 29m freestanding hook height, 120m maximum hook height by means of anchor devices and the maximum radius of 48m, our QTZ50 (4810) series hammerhead tower crane serves as the most commonly used hoisting machinery for medium and low rise construction projects. This building crane has won great reputation among construction machinery agents and construction project contractors.
Balance Weight
Foundation Load
(1) Vertical force V, (2) Tilting moment M, (3) Torque Mk, (4) Horizontal force H
V(KN) H (KN) MK (KN · m) M (KN · m) F1 (KN) F2 (KN)
● 350 ● 14 ● 98.6 ● 420 ● 305 ● 130
■ 286 ■ 56.5 ■ 0 ■ 600 ■ 383 ■ 240
●: In service, ■: Out of service, F: Force of Reaction
Load Diagram
Wall Anchoring Assembly
Mechanisms of the Hammerhead Tower Crane
Hoisting
Hammerhead Tower Crane, QTZ50(4810)
Fall /
Hammerhead Tower Crane, QTZ50(4810)
Hammerhead Tower Crane, QTZ50(4810)
Speed M/min 10.8 35 71 5.4 17.5 35
Max. lifting capacity t 2 2 0.8 4 4 2
Power kW 15/15/4
Trolleying
Hammerhead Tower Crane, QTZ50(4810)
Speed M/min 40/20
Power kW 2.4/1.5
Slewing Jacking
Hammerhead Tower Crane, QTZ50(4810)
Hammerhead Tower Crane, QTZ50(4810)
Speed R/min 0.6
Power kW 3.7
Speed M/min 0.4
Operating pressure Mpa 20
Power kW 4
Total power kW 21.1 (Without jacking mechanism)
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