QY90 Truck Crane
Features:
• A truck crane featuring full circle swinging, telescopic luffing jib and six-section boom subject to hydraulic proportional control;
• Five-axle boom dedicated chassis, broad vision, simple and generous decorations, 10×6 drive;
• It adopts the latest directional valve and quadruple gear pump system, with such safety devices as overflow valve, balance valve, hydraulic lock and brake valve equipped to prevent oilway overload and avoid accidents due to pipe fracture, ensure that all actuators could give full play to their working ability, and improve the system reliability and safety;
• Such safety devices as torque limiter and complete lighting system are equipped to ensure safe and reliable operation, and facilitate operation at night;
• The complete crane features an innovative design, with its body, line and tint beauty integrated
Technical Parameters:
|
Type |
Item |
Unit |
Value |
|
Working performance |
Max. rated lifting weight × working radius |
kg.m |
90000×3.0 |
|
Max. lifting torque of basic boom |
kN.m |
3300 |
|
|
Max.lifting torque of longest main boom |
kN.m |
1800 |
|
|
Max. lifting height of longest main boom |
m |
56.5 |
|
|
Max. lifting height of jib |
m |
75 |
|
|
Dimensions |
Outline dimensions (L×W×H) |
mm |
14690×2800×3800 |
|
Distance between outriggers (longitudinal × transversal) |
mm |
7300×7400 |
|
|
Main boom length (completely retracted – completely extended) |
m |
12.5～56 |
|
|
Jib length |
m |
10.5、18.5 |
|
|
Main boom angle of elevation |
° |
-2～82 |
|
|
Swing range |
|
360°continuously |
|
|
Working speed |
Max.speed of single rope on the drum of main winch |
m/min |
122 |
|
Boom extension time |
s |
800 |
|
|
Boom derricking up time |
s |
72 |
|
|
Swing speed |
r/min |
0～1.5 |
|
|
Mass |
Complete vehicle kerb mass |
kg |
54405 |
|
Front axle load |
kg |
19500 |
|
|
Rear axle load |
kg |
31100 |
|
|
Traveling |
Max. traveling speed |
km/h |
78 |
|
Max. gradeability |
% |
43 |
|
|
Min. turn radius |
m |
12 |
|
|
Min. ground clearance |
mm |
280 |
- In the previous ：QY80 Truck Crane
- The next article ：QY100 Truck Crane