Construction and Manufacturing

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VESTT-930014 tri-axle platform semitrailer

The intended use of VESTT-930014 platform semitrailer is to transport special vehicles and equipment. It is well-combined with towing trucks as MAZ, KRaZ, KaMAZ. Moreover, it can be installed on the other towing trucks.

 

2. SPECIFICATIONS

Characteristics Value
Payload, kg 21500 (35000*)
Curb weight, kg 13500
Full weight, kg 35000 (48500*)

Load distribution by full weight, kgс:

  • through a trailer hitch
  • through the tires of wheels

 

13000 (17000*)
22000 (31500*)

Overall dimensions, mm:

  • Length
  • Width
  • Height
  • Height when loaded, mm (max)

 

17200
2550 – 3500 (3700)
1600
4450

Wheelbase, mm 12900+1350+1350
Ground clearance, mm (min) 280

Remark:

* Allowed by the design at a travel speed no more than 80 km/h


The frame of the semitrailer is a modern welded structure made of carbon steel as well as steel that has some alloying elements in a small quantity for the improvement of its physical properties. Crossbeams are uniform, furthermore, they are welded to ensure reliability. The plate is made of strong and reliable 10 mm steel. There is a firm pin diameter of 2” installed on the semitrailer.

The principal part of the semitrailer for load transportation has a rectangular shape. The tail element of the semitrailer can be removed for the convenient loading and unloading of special vehicles and technical equipment. The most important smooth part has a maximum length of 8,5 m. Retractable steel structures can increase a useful space by 3,5-3,7 meters. The minimum clearance of the semitrailer is 280 mm.

The semitrailer has three axles. All of them are equipped with a special air suspension for safe load transportation. The rear axle has a hand-operated raising system. All wheels are attached to the hub with special screw nuts. There are doubled wheels, disk-type. The total number of wheels with the spare extra one is 13. All tires are tubeless and have the dimensions as 275/70R22,5.

All the wheels of the semitrailer are equipped with a braking system. They are drum-type, with a pneumatic drive. The semitrailer is equipped with an ABS. Optionally, EBS can be installed. The braking system is activated using a diaphragm spring brake cylinder of brake chambers installed on the first two axles.

All electric equipment is powered from the main current source of the towing truck. All equipment, its location, and colour meet the relevant requirements of DSTU UN/ECE R48-02.

The semitrailer is completed with two wheel chocks, rear-wheel splash guards, a special box for tools.

By default, the semitrailer is painted in blue, but the colour may be replaced with another one at the customer’s request.

 

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