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PRONAR Muldenkipper Tandem 24 t, zweiseitig kippend, 23 bis 35 m³

Description

Standard equipment

  • Tandem chassis with rigid axles and parabolic suspension, axle spacing 1.810 mm
  • Body with 2 hydraulically operated side pendulum flaps on the right – tipping system to the right and rear
  • Hydraulic tailgate with rubber seal and automatic locking
  • Universal drawbar for low and high hitching, with K80 ball coupling (4.000 kg)
  • Sprung drawbar with steel spring and height adjustment
  • Telescopic support leg with gearbox
  • Dual-line compressed-air brakes, drum brakes 406 × 140 mm
  • Hand-crank brake
  • 12 V LED lighting system with side marker lights, rear lights with protective grille
  • Front wall with perforated viewing window and PLEXI pane
  • Grain outlet in the rear wall
  • Folding access ladder and steps
  • Plastic mudguards at the front and rear, metal mudguards on top
  • Full-width rear splash guard
  • Rear underrun protection, type-approved and foldable
  • Wheel chocks with holder
  • Paint finish: chassis black grey RAL 7021, side panels green RAL 6010

Technical data

ManufacturerPRONAR
Product typeTandem body tipper, tipping on two sides
Permissible gross weight24.000 kg
Technically permissible gross weight (for on-site use)25.260 kg
Unladen weight (without extensions)7.260 kg
Payload16.740 kg
Load volume23 m³ without extensions / 32 m³ with 600 mm / 35 m³ with 800 mm
Internal body dimensions L × W6.700 × 2.230 – 2.300 mm
Overall dimensions without extensions L × W × H8.610 × 2.670 × 3.020 mm
Side panel height1.500 mm
Sheet thickness, floor / side panels4 / 4 mm
Platform height1.520 mm
Track width2.100 mm
SuspensionParabolic suspension
Drawbar load4.000 kg
Tyres550/60-22,5
Permissible speed40 km/h
Tipping systemtwo-sided, three-sided optional
Tipping angle, rear / side55 / 35°
Telescopic ramStroke 2.990 mm, oil requirement 40 l, operating pressure 200 bar
Required tractor power136,7 PS / 100,5 kW

Note: All listed parameters apply to individual approval in Germany.

Product description

Body tipper with two-sided tipping function

The sprung tandem carries 16.740 kg and tips to the rear and to the right. Side unloading is via two hydraulically operated pendulum flaps – a distinctive feature on a body tipper of this size.

Body tipper and side unloading in one

Normally, you have to choose:

  • A body tipper has a closed, sturdy body with high sides – but it only tips to the rear.
  • A three-way tipper tips to the side – but its side panels are lower and lighter in construction.

This trailer combines both: 1.500 mm-high body sides made from 4-mm sheet steel, yet with side unloading.

Hydraulic pendulum flaps instead of opening side panels

Instead of opening the entire side wall, the body has two hydraulically operated pendulum flaps on the right-hand side.

Why this is the more robust design: A continuous, opening side wall 1.5 m high would need heavy-duty hinges and would weaken the body. Pendulum flaps are smaller, so the body's load-bearing structure remains intact.

And they are hydraulic: The driver does not need to get out to open them – a real time-saver on a trailer carrying 16 tonnes.

Three tipping options to choose from

VersionTipping directionsSurcharge
Pendulum flaps on the right (standard)rear and right–
Pendulum flaps on the leftrear and leftno extra charge
Pendulum flaps on the left and rightrear, left and right1.825 €

Who benefits from the three-way version: Businesses unloading on both sides of the road – local authorities spreading grit, contractors working at changing sites, and businesses with storage heaps on both sides.

Important: The choice must be made when ordering. The second side cannot be retrofitted.

16.740 kg payload – the highest in the tandem range

The relationship between volume and payload gives different limits for the three body configurations:

ConfigurationVolumeMaximum densityTypical loads
without extensions23 m³0,73 t/m³Beet, potatoes, grain
600 mm extensions32 m³0,52 t/m³Maize, silage, compost
800 mm extensions35 m³0,48 t/m³Wood chips, green waste

Without extensions, the trailer is ideally suited to grain – payload and volume reach their limits at the same time.

K80 with 4.000 kg drawbar load as standard

This is the highest figure in the range of tandem tippers – and the ball coupling is standard equipment, not an option.

What this means: The trailer transfers up to 4 tonnes to the tractor's coupling. The towing vehicle must be rated for this – this is the limiting factor alongside engine power.

Alternatively, at no extra charge: Drawbar with a fixed towing eye Ø 40. In this case, the permissible gross weight is 23.000 kg and the drawbar load is 3.000 kg.

Sprung drawbar with height adjustment

The steel spring and height adjustment are standard equipment. The suspension isolates the towing vehicle from the trailer – protecting the coupling, chassis and driver, especially at 40 km/h and with a 4-tonne drawbar load.

A hydraulically sprung drawbar is available as optional equipment.

Tipping angle: 55° to the rear, 35° to the side

Why the side angle is smaller: When tipping to the side, the centre of gravity shifts across the direction of travel. A shallower angle keeps the trailer stable – this is essential by design with a 16-tonne load and a body height of 1.5 m.

The 55° rear tipping angle is five degrees more than on most agricultural tippers – with damp material and cohesive soils, this determines whether the body empties completely.

Hydraulic tailgate with rubber seal

The tailgate is raised hydraulically and locks automatically. The rubber seal keeps fine materials in – making the difference between a clean load and a trail on the road when carrying grain, compost and damp material.

Rear self-steering axle as an option

The rear self-steering axle with hydraulic lock reduces the turning circle and protects the turf. Please note: The axles are longer than the standard axles, and additional hydraulic connections are required.

Braking system

Standard dual-line compressed-air brakes with 406 × 140 mm drum brakes and hand-crank brake. Optional ALB or ALB Premium.

Why ALB is useful: The trailer weighs 7.3 tonnes when empty and 24 tonnes when loaded – more than three times as much. Without load-dependent control, the wheels lock when empty. ALB is also part of the package for EU type approval.

Grain outlet and viewing window

  • The grain outlet in the rear wall allows grain to be discharged in a controlled manner without opening the entire tailgate.
  • The perforated viewing window in the front wall shows the fill level while travelling.

Approval

Approval routePermissible gross weightDrawbar load
Individual approval in Germany with K8024.000 kg4.000 kg
For on-site use (technical)25.260 kg–
With towing eye Ø 40 (no extra charge)23.000 kg3.000 kg
EU type approval, 40 km/h20.000 kg4.000 kg

Worth noting: EU type approval costs just 300 € – considerably less than for the sister models.

Additional equipment

  • AT or EU type approval, including documents
  • Drawbar with fixed towing eye Ø 40 (no extra charge)
  • Hydraulically sprung drawbar
  • Hydraulic angled support leg
  • Pendulum flaps on the left instead of the right (no extra charge)
  • Pendulum flaps on the left and right for three-way tipping
  • Rear self-steering axle with hydraulic lock
  • 600 mm or 800 mm extensions with perforated viewing window
  • Dual-line compressed-air brakes with ALB or ALB Premium
  • Roll-over cover with folding frame and platform (not compatible with 800-mm extensions)
  • Drop-down tarpaulin, 3 sets (only with 600-mm extensions)
  • Discharge chute
  • Rear connections for electrical, hydraulic and pneumatic systems
  • Trailer couplings from various manufacturers
  • Toolbox, side underrun protection
  • Spare wheel, slow-moving vehicle warning triangle

Applications

Large arable farms, agricultural contractors, local authorities and municipal depots, biogas plants, potato and beet harvesting, compost and wood-chip logistics, construction.

Operating notes

  • Confirm the approval route and coupling type before ordering – both affect the gross weight and drawbar load.
  • Check the towing vehicle's drawbar load rating: up to 4.000 kg.
  • The tipping side must be selected when ordering – it cannot be retrofitted.
  • When tipping to the side, use level, firm ground – the centre of gravity shifts across the direction of travel.
  • Do not raise the body beneath overhead power lines.
  • Before tipping, check that the tailgate and pendulum flaps can open freely.
  • After unloading, check that the body is empty.
  • The technically permissible 25.260 kg applies only for on-site use.
  • The roll-over cover is not compatible with the 800-mm extensions.
  • Drop-down tarpaulins can only be used with the 600-mm extensions.
  • Retighten the wheel nuts after the first few hours of operation and regularly thereafter.

Frequently asked questions

In which directions does the trailer tip?

As standard, it tips to the rear at 55° and to the right at 35°. The version with pendulum flaps on the left is available at no extra charge; the three-way version with flaps on both sides is available as optional equipment.

Why use pendulum flaps instead of opening side panels?

A continuous, opening side wall 1.5 m high would need heavy-duty hinges and would weaken the body. Pendulum flaps are smaller, so the load-bearing structure remains intact – and they are hydraulically operated.

How much can the trailer carry?

16.740 kg with a permissible gross weight of 24.000 kg and K80. With a towing eye Ø 40, the gross weight is 23.000 kg; with EU type approval, it is 20.000 kg.

What is the body's capacity?

23 m³ without extensions, 32 m³ with 600-mm extensions and 35 m³ with 800-mm extensions.

Can I retrofit the second tipping side?

No. The choice must be made when ordering.

Why is the side tipping angle smaller than the rear angle?

When tipping to the side, the centre of gravity shifts across the direction of travel. A shallower angle keeps the trailer stable – essential by design with a 16-tonne load and a body height of 1.5 m.

What tractor do I need?

136,7 PS or 100,5 kW, and a coupling rated for a 4.000 kg drawbar load. Tipping requires 40 litres of oil at 200 bar.

Is the ball coupling included in the price?

Yes, the K80 for 4.000 kg is standard. A drawbar with a fixed towing eye Ø 40 is available at no extra charge – this reduces the gross weight and drawbar load.