Tower Crane QTZ80

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, QTZ80 (TC5613)

The QTZ80 hammerhead tower crane is a jacking climbing crane with a horizontal arm support, trolleying, and top slewing. All the performance parameters and technical index meet or exceed national standards. The tower crane’s maximum working range is 56 meters, free standing height is 46.2 meters, height with attachments is 151.2 meters, rated load moment is 800kN·m, and maximum load moment is 970.8kN·m.

This affordable jacking climbing crane is ideal engineering machinery for construction businesses because of its advanced parameters, excellent and reliable performance, and practical structure. The building crane has advanced safety settings and can be safely and conveniently maintained.

1. Performance Parameters of the Hammerhead Tower Crane

I tem	Performance	Parameters
1	Max. load	8t
2	Jib length	56m
3	Tip load	1.3t
4	Free standing height	4 6.2 m
5	Max. height	151m
6	Size of mast section	1 .8 ×1 .8 ×2 .5 m
7	Material of mast section	square steel tube 135x12

2. Technical Performances of the Hammerhead Tower Crane

Rated lifting torque				kN.m	800
Max. lifting capacity				t	8
Working range				m	3 ~ 56
Lifting Height			Independent		4 6.2
			Adhered		151.2
Lifting speed			Double magnification	m/min	80.4/41.0
			Quadruple magnification		39.4/20.1
Slewing speed				r/min	0.62
Trolleying speed				m/min	43.3/21.9
Climbing speed					0.4
Min. stable descending speed					≤7
Outer size of whole crane	Foundation frame			m	8×8
	Overall height	Independent			55.892
		Adhered			160.892
	Tip of jib to the slewing center				54.17
	Tip of balanced jib to slewing center				13.39
Total weight	Structure weight	Independent		t	46
		Adhered			86
	counterweight				17.66
Total motor capacity				kW	41.52
Allowed operating temperature				℃	-26 ~ 40
Power supply parameters				50/6 0Hz	~ 380/ 44 0V±10%