QAY50 All Terrain Crane is one of all terrain crane series developed on the basis of QAY25. The crane is designed with sufficient absorption of domestic and abroad successful experiences, adoption of mature crane technology, use of new technology and new material. “U” shaped boom profile, constant output variable displacement system, hydraulic pilot proportional control, hydro-pneumatic suspension, auto-shift transmission, this crane class has high lifting capacity, powerful drive, good passing ability, wide application, and with safe and reliable operation.
QAY50 All Terrain Crane Main Specifications
1、Technical Data in Travel State
|
Classification |
Item |
Unit |
Parameter |
|
Outline dimension |
Overall length |
mm |
12200 |
|
Overall width |
mm |
2750 |
|
Overall height |
mm |
3650 |
|
Track |
mm |
2340 |
|
Wheel base |
Axle 1, Axle 2 |
mm |
2850 |
|
Axle 2, Axle 3 |
mm |
1725 |
|
Front overhang |
mm |
3000 |
|
Rear overhang |
mm |
2038 |
|
Mass |
Total mass in travel state |
kg |
36800 |
|
Axle load |
Front axle |
kg |
12200 |
|
Rear axle |
kg |
24600 |
|
Travel performance |
Travel speed |
Max. travel speed |
km/h |
70 |
|
Min. stable travel speed |
km/h |
2 |
|
Turning diameter |
Min. turning diameter |
Front axle steering |
m |
22 |
|
All axles steering |
m |
17 |
|
Turning dia. at boom tip |
Front axle steering |
m |
25 |
|
All axles steering |
m |
19 |
|
Min. ground clearance |
mm |
360 |
|
Approach angle |
|
20° |
|
Departure angle |
|
20.1° |
|
Braking distance (at 30km/h with full load) |
m |
≤10 |
|
Max. grade-ability |
|
37% |
|
Crane exterior noise at acceleration |
dB（A） |
≤88 |
|
Fuel consumption of 100km |
L |
40 |
|
Chassis |
Engine model |
|
D6114ZLQ1B |
|
Engine power |
kW/(r/min) |
205/（2200） |
|
Drive type |
|
6×4 |
|
Tyre spec. |
|
14.00R24 |
|
No. of tyre (excluding spare tyre) |
|
6 |
|
|
|
|
|
|
|
2、Technical Data for Lifting Operation
|
Classificatory |
Item |
Unit |
Parameter |
|
Main
performance |
Max. total rated lifting capacity |
t |
50 |
|
Min. rated working radius |
m |
3 |
|
Turning radius at turntable tail |
m |
4.01 |
|
Max. load moment |
Base boom |
kN·m |
1739.5 |
|
Fully extended boom |
kN·m |
721.3 |
|
Fully extended boom + jib |
kN·m |
417 |
|
Outrigger span |
Longitudinal |
m |
7.375 |
|
Lateral |
m |
6.8 |
|
Hoist height |
Base boom |
m |
10.4 |
|
Fully extended boom |
m |
38.5 |
|
Fully extended boom + jib |
m |
53.4 |
|
Boom length |
Base boom |
m |
10.2 |
|
Fully extended boom |
m |
38 |
|
Fully extended boom + jib |
m |
38+15 |
|
Jib offset |
|
0°、15°、30° |
|
Working speed |
Boom raising time |
s |
60 |
|
Boom full extension time |
s |
90 |
|
Max. swing speed |
r/min |
2 |
|
Outrigger telescoping time |
Outrigger beam |
Extension at one time |
s |
30 |
|
Retraction at one time |
s |
20 |
|
Outrigger jack |
Extension at one time |
s |
40 |
|
Retraction at one time |
s |
30 |
|
Hoists peed
(single rope) |
Main winch |
m/min |
120 |
|
Aux. winch |
m/min |
120 |
|
Noise limit |
Crane exterior noise |
dB (A) |
≤118 |
|
At seated position |
dB (A) |
≤90 |
