RECOVERY TRACTOR BELAZ-74242
Recovery tractors are purposed for trailing of disabled trucks and other mining equipment to repairing shops on haul roads in various climatic conditions. The vehicles can be based on modified chassis of dump trucks with payload capacity 120 tonnes. Additionally they can be equipped with antiskid chains, automatic central lubrication system, fire suppression system, appliance for connecting to pneumatic and hydraulic systems of the vehicle to be trailed and air conditioner. The tractors can be equipped with additional devices in order to connect a welding machine.
SPECIFICATION
|
Model |
BelAZ 74242 |
|
The general data: |
|
|
Payload |
120 000 kg |
|
Empty vehicle weight |
83 000 kg |
|
|
|
|
Drive configuration |
4x2 |
|
Maximum travel speed |
50 km/h |
|
Speed of towage |
5-15 km/h |
|
Engine: |
Cummins KTA 38C |
|
Power rating at 1900 rpm |
895 kW (1216 hp) |
|
The maximal torque at 1500 rpm |
4726 Nm |
|
Number of cylinders / configuration |
12 / V-type |
|
Displacement |
37.8 l |
|
Cylinder bore |
159 mm |
|
Piston stroke |
159 mm |
|
Specific fuel consumption at rated power |
207 g/kWh (152 g/hph) |
|
Transmission: |
electric AC / DC drive |
|
Traction generator |
SGD-89/38 |
|
Power |
800 kW |
|
Traction electric motor |
DK-722 |
|
Power |
360 kW |
|
Wheel motor ratio |
31.63 |
|
Steering: |
|
|
Turning radius |
13 m |
|
Turning circle |
28 m |
|
Steering system pressure |
13 500 kPa |
|
Suspension: |
Cylinder stroke |
|
Front |
320 mm |
|
Rear |
320 mm |
|
Tyres: |
|
|
Size |
33.00-51 |
|
Industrial code |
E-4 |
|
Ply rating |
50 |
|
Rim designation |
24.00-51/5.0 |
|
Infliation presure |
500 kPa |
|
Weight distribution on axles, %: |
Front axle |
Rear axle |
|
|
49.4 |
50.6 |
|
Refill capacities : |
|
|
Fuel tank |
1480 l |
|
Engine cooling system |
390 l |
|
Engine greasing system |
200 l |
|
Hydraulic system |
340 l |
|
Take-off reduction unit |
12.6 l |
|
Wheel motor reduction unit |
80 l (2x40 l) |
|
Suspension cylinders |
front |
rear |
|
|
33 l (2x16.5 l) |
56 l (2X28.0 l) |
|
Overall dimensions: |
|
|
Length |
11.73 m |
|
Width (mirror) |
6.85 m |
|
Width (tyres) |
6.14 m |
|
Height |
4.78 m |
|
Wheel base |
5.30 m |
|
Wheel track (front) |
4.98 m |
|
Wheel track (rear) |
4.15 m |
|
Ground clearance |
0.80 m |
