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Feature: Tower Crane
After-sales Service Provided: Engineers available to service machinery overseas
Warranty: 1 year
Certification: ISO,CE,SGS
Model Number: QTZ80
Brand Name: Mingwei
Place of Origin: China (Mainland)
Span: 60m
Max. Lifting Height: 150m
Max. Lifting Load: 8t
Rated Lifting Moment: 800KNM
Rated Loading Capacity: 0-8t
Application: construction
Condition: New

Specifications

QTZ80 (5613-8 6010-8)
 Load capacity
Jib
m
Fall R(Cmax)
   m
C(Cmax)
    t
18 22 26 30 34 38 42 46 50 54 56 58 60
60 IV    11.8 8 5.03 3.98 3.26 2.73 2.32 2.0 1.74 1.53 1.35 1.19 1.12 1.03 1.00
II   21.8 4 5.46 4.34 3.56 2.99 2.55 2.21 1.93 1.69 1.50 1.34 1.29 1.19 1.10
56 IV    11.8 8 5.03 3.98 3.26 2.73 2.32 2.0 1.74 1.53 1.35 1.19 1.12

II    21.8 4 5.46 4.34 3.56 2.99 2.55 2.21 1.93 1.69 1.50 1.34 1.30

 Mechanism characteristics
 Hoisting



 Motor(KW)

 m/min  15/30  30/60  24/24/5.4  380m

 t  8/4  4/2
Trolleying
 m/min  40/20  3..2/2.2
 Slewing
 R/min  0.6  2×3.7
 Jacking-up
 m/min  0.4  4
 Total motor capacity-supply  380V/50HZ 440V/60HZ
 Power capacity  38.6
 
Technical performance 
Rated Load moment kN.m 800
MAX hoisting capacity t 8
Working range m 3~56
Hoist height Freestanding 46.2
Adhered 151.2
Hoist speed Double falls m/min 80.4/41
Quadruple falls 39.4/20.1
Swiveling Speed r/min 0.62
ranging speed m/min 43.3/21.9
Climbing Speed  0.4
Min. stable descending speed ≤7
Overall dimension Foundation frame m 8×8
height freestanding 55.892
Adhered 160.892
 jib end to swiveling center 54.17
 balance tip to swiveling center 13.39
Overall weight structure weight freestanding t 46
Adhered 86
balancing weight 17.66
Total motor capacity kW 41.52
allowed operating temperature oC -20~+40
Power supply parameters 50Hz ~380V±10%
2.5  Technical specification
Mechanical load rate Hoisting mechanism M5
swing mechanism M4
luffing mechanism M4
Hoisting mechanism electromotor type YZTD2-2/4/16
Total motor capacity(kW) 24/24/5.4
Height limiter type DXZ
steel wire rope specification 6X19+FC-12.5-1770-I
ratio a=2 a=4
Hoist speed(m/min) 74 38 38 20
Rated hoist capacity (t) 1.5 3 3 6
Min. stable descending speed m/min ≤7
swing mechanism electromotor type YZR132M2-6
Total motor capacity(kW) 3.7×2
speed(r/min) 908
Reducer type XX4-80.180
ration 180
Hydraulic clutch type YOX250A
hinge pins of swiveling modulus    m 12
tooth number    z 15
modification coefficient +0.5
Swing speed r/min 0.63
 
 
 slewing bearing
 
type 011·45·1250
modulus     m 12
tooth number    z 118
Hydraulic jacking mechanism electromotor type Y132M-4B5
Total motor capacity(kW) 5.5
Oil cylinder rated working pressure M pa 25
Max lift force t 50
Cylinder stroke mm 1600
locating distance mm 2070
Cylinder diameter mm φ160
oil cylinder piston rod diameter mm φ125
Climbing Speed m/min 0.4
luffing mechanism electromotor type YDEJ132S-4/8
Total motor capacity(kW) 3.2/2.2
steel wire rope specification 6×19S+FC-7.7
Reducer type BL22-43-3.3
ration 38
ranging speed m/min 44/22