China 4t self-erecting topkit tower crane QTZ40(4808)

QTZ40(4808), 4t mini topkit tower crane(also called hammer-head tower crane), is common used in relatively small construction project. Jacking system is hydraulic self-erecting type, very convenient and easy to operate, install and dissemble. It features with safety, convenient, favorable price, a good choice for you.

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Description

China 4t self-erecting topkit tower crane QTZ40(4808)

1. 4t load/hydraulic self-erecting/topkit tower crane

2. China tower crane manufacturers

3.Quality Certification of ISO9001-2008

4.leading and advanced in China

5.high quality/high working efficiency/favorable price

equipped safety device: 1): hoist height limit 2): lifting angle limit 3) over speed limit 4): over load limit 5): lifting moment limit 6): slewing angle limit 7): emengency stop button 8): obstruction light (tip of jib, tower head) 9): wind lock device

Parameter of the QTZ40 (4808) tower crane
Basic height	29/31m
Maximum height	121m
Jib length	48m
Maximum lifting weight	4t
Main specification performance parameters	Square tube 14014012mm
Festival standard specifications	1.5001.5002.2m /1.6201.6202.2m

Load Capacity

Jib length (m)	11	14	18	22	26	30	34	38	40	42	44	46	48
2t-20.97m	2	2	2	1.897	1.576	1.34	1.159	1.017	0.973	0.93	0.886	0.843	0.8
4t-10.96m	3.986	3.09	2.36	1.897	1.576	1.34	1.159	1.017	0.973	0.93	0.886	0.843	0.8

Mechanism specification

Hoisting

a=2

a=4

m/min 65.1 32.6 13.0

31.9 15.9 6.4

15/15 4

T 0.8 2 2

1.6 4 4

Trolleying

m/min 38.6/25.2

2.8/2.2

Slewing

r/min 0.75

5.5

Climbing

m/min 0.4

Necessary electric power	26.3
Main supply ~380v/50hz

Jib length(m)	48
Counterbalance(t)	7.76

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China 4t self-erecting topkit tower crane QTZ40(4808)

China 4t self-erecting topkit tower crane QTZ40(4808)

equipped safety device: 1): hoist height limit 2): lifting angle limit 3) over speed limit 4): over load limit 5): lifting moment limit 6): slewing angle limit 7): emengency stop button 8): obstruction light (tip of jib, tower head) 9): wind lock device

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