Truck Crane Of 20ton
Product Details
d90
dB (A)
At seated position
d118
dB (A)
Crane exterior noise
Noise limit
60
m/min
No load
30
m/min
Full load
Aux. winch
90
m/min
No load
40
m/min
Full load
Main winch
(single line at 3rd layer)
Hoist speed
3
r/min
Max. swing speed
95
s
Boom full extension time
75
s
Boom raising time
Working speed
31.2+8.15
m
Fully extended boom + Jib
31.2
m
Fully extended boom
10.1
m
Base boom
Boom length
39.9
m
Fully extended boom + Jib
31.7
m
Fully extended boom
10.2
m
Base boom
Lifting height
5.4
m
Lateral
4.97
m
Longitudinal
Outrigger span
458.6
kN.m
Fully extended boom
833
kN.m
Base boom
Max. load moment
3.38
m
Turning radius at turntable tail
3
m
Min. rated working radius
20
t
Max. total rated lifting capacity
Lifting performance
Parameter
Unit
Item
Classificatory
Main Technical Data for Lifting Operation
QY20B Truck Crane
QY20B Truck Crane uses self-made truck crane special chassis, with powerful engine and fully-covered decking plate.
Main and auxiliary winches realize low speed with heavy load and high speed with light load, high working efficiency.
4-section telescopic boom of all-round boom profile, 1-section side-mounted jib, single cylinder for front support elevating, fully hydraulic drive, and double H-shaped outriggers.
Well-equipped safety devices such as automatic load moment limiter (AML), overload and over-wind cut-out device, etc., greatly improved safety in operation.
Two cabs ergonomically designed conform to ISO standard, fan, heater and air conditioner equipped acc. to requirement. Drivers cab is left semi-mounted, fitted with damping and adjustable seat.
Operators cab is right semi-mounted, equipped with LCD monitor for display of crane various motions.
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