Trailer PRONAR T680U

One of the most popular trailers is T680, called “fourteen” due its load capacity. It is universal trailer designed to transport both bulk cargo and pallets. Following new trends in the market of agricultural trailers Pronar started production T680U trailer, with loading box equipped with a replaceable seals. This trailer is designed to transport bulk cargo with small granulation, such as. rapeseed, soybean. PRONAR T680U is an addition to offer of commercial trailers with a total weight of 18 tonnes and meet the increasing demands of domestic and foreign customers.

  1. 1
    Allows to transport bulk cargo and euro pallets.
  2. 2
    Closed profiles ensure durability and resistance to deformation.
  3. 3
    Additional changeable rubber seals mounted on the lower frame, as well as between walls and walls extensions makes trailer extremely leakproof.
  4. 4
    Walls locking system allows to install side chutes, allowing unloading beyond the wheels of the trailer.
  5. 5
    The customer can order additional equipment, which additionally more attractive and increases the use of trailers.
Technical data
Technically permissible total weight: 20000 [kg]
Permissible total weight: 18000* [kg]
Load capacity: 13030** [kg]
Empty weight: 4970 [kg]
Load volume: 17,2 [m 3]
Loading space: 12,3 [m 2]
Loading case inside lenght: 5100 [mm]
Loading case inside width: 2410*** [mm]
Dimensions: length/width/height: 7300/2550/2800 [mm]
Sidewall height: 800+600 [mm]
Floor/wall thickness: 5/2,5 [mm]
Platform height, measured from the ground: 1390 [mm]
Wheel track: 1900 [mm]
Suspension: parabolic springs
Tyres: 385/65 R22,5 RE
Maximum speed: 40 [km/h]
Tipping system: 3-side
Tipping cylinder (piston stroke/oil requirement/working pressure) 1980/18L/200bar
Tractor power requirement: 109,2/80,3 [KM/kW]
Tipping angle (backwards/sides): 47/47 [˚]
* depends on the road regulations in each country
** depends on the road regulations and equipment
***width of the loading case suitable for  EUROPALET transport
Standard equipment
Loading case with universal walls openning system
Reinforced floor panel with central sidewalls locking system
Replaceable rubber seals, placed in slots at the floor plate,  with three sides of the floor, ensuring the tightness of the trailer
Tipping frame made of steel rectangular profiles
Drawbar: V type withh Ø40 fixed towing eye
Management system: ball turntable rotating frame
Braking system: single line air or double line air or hydraulic
Axles for 60 km/h
Parking brake with crank
12V lighting system with rear electric socket
Rear lamps with protective grating
Coiled connecting cable for the lighting installation
Rear conections to a second trailer
Tipping system with cut-off valve
Telescopic servo-motor of 3-side tipping system
PF800 mm+600 mm profile sidewalls
Sidewalls fastening string
Rear grain hatch with a lever in a rear wall
Wheel chocks and racks
Tipping frame painting colour: red RAL3000 PRONAR
Side walls painting colour: green RAL6010 PRONAR
Double-component chemically hardened painting materials
Loading case adapted to transport europallets
Plastic rear mudguards
Ladder and side steps facilitating access to the loading case
Additional equipment (optional)
Drawbar: V type with Ø50 fixed towing eye
Drawbar: Y type with Ø40 fixed towing eye
Braking system: double line air with ALB (automatic braking force control)
Braking system: hydraulic with electric safety valve and braking force control
Operator’s platform
Sidewalls made of  profiles  600mm
Sidewalls extensions made of profile PF800 mm instead of 600 mm
Rear grain chute
Tyres 385/65 R22.5
Tyres 425/65 R22.5
Tyres 550/45 R22.5
Tyres 500/60 R22.5
Side underrun protections
Rear automatic hitch UNIMAR
Rear automatic hitch ROCKINGER 400A4600
Spare wheel (separately) 425/65 R22.5
Spare wheel (separately) 550/45 R22.5
Spare wheel (separately) 500/60 R22.5
Spare wheel (separately) 385/65 R22,5 RE
Spare wheel (separately) 385/65 R22,5
Beam for spare wheel (only for tyres: 385/65 R22,5 and 425/65 R22,5)
Additional rear plastic mudguards for front wheels
Additional front plastic mudguards for rear wheels
Tool box
Warning triangle
Auger for unloading grain with efficiency 30 t/h ****
Rolled canvas cover with frame and foldable central pipe
Rear grain chute across width of the trailer
Foldable left or right chute along the entire length of the loading case
Foldable left and right chute along the entire length of the loading case
Spare wheel winch under trailer’s frame, with crank, only with wheels: 385/65 R22,5 and 425/65R22,5;
Axles for 60 km/h agriculture use (according to German STVZO)with double line braking system with ALB and tyres 385/65R22,5 RE for 60km/h
Window at the front sidewall extension (340×710) with grating and PLEXI
Window at the front sidewall extension and in the front of the middle side wall extension (340×710) with grating and PLEXI
Front 600mm sidewall extension made of perforated steel with 10mm square wholes
Front 800mm sidewall extension made of perforated steel with 10mm square wholes
Hydraulic support of unlocking sidewalls on the left or right side
Hydraulic support of unlocking sidewalls on the left and right side
Set of wall supports to maintain the walls in a partially open position for bale transportation*****
Shock absorber for falling potatoes – two sets of rubber belts, 2,3m of length each, mounted on the sidewall extensions (side extensions necessaary)
Non standard colours according to RAL CALSSIC codes
**** mounted on the rear wall, two-segmented, folded, with mechanical winch, auger driven hydraulically, oil requirement 30L/min
***** for agricultural roads only