KTS Forestry Timber Trailers Cranes & Grapples
Heavy Duty Vertical Log Splitters from 12 up to 22 tons, for tractor PTO or hydraulic drive or three phase electrically powered for maximum flexibility. Useful winch option to ease operators workload.
Forestry trailers with demoutable cranes for all applications with capacities from 8.5 to 13 tons and cranes up to 7.5 metres reach.
The Ryetec KTS forestry timber forwarding trailers offer a premium machine, designed and manufactured to operate reliably for years in the toughest conditions.
With a choice of capacities;
- 8.5 tons with an effective standard load area of 1.8m³
- 11 and 10 tons with an effective standard load area of 2.35m³
- NEW 13 ton ladder frame trailer & slide out rear extension with load area 3.4m³
- 40° Steering drawbar with twin rams (single ram on 8.5 ton).
- Robust spine chassis 180mm x 180mm with 6mm (8.5 ton),8mm (10 ton) or 10mm (11 ton) thick wall. Ladder chassis on 13 ton with rear slide out extension (4metres + 0.8m)
- 80mm x 80mm gate tested to withstand 1/3 of trailers rated load on top corner without failure complete with saw box (not 8.5 ton).
- Pivoting tandem axle bogies with 30° articulation for rough ground.
- 3.6 metre long bed (4m on 13ton) with optional slide out extention or longer chassis upto 4.8 metres.
- Powered axle.
- Brakes, hyd on 2 or 4 wheels or air on 4 wheels
- Lights.
Trailer 8.5 ton | Trailer 10.0 ton | Trailer 11.0 ton | |
Maximum load | 8.5 ton | 10.0 ton | 11.0 ton |
Standard crane; it is possible to install a crane up to 7.5 m | 5.3 m | 6.4 m | 6.7 m |
Effective load area | 1.80 m2 | 2.35 m2 | |
Chain saw box | Extra equipment | Yes/standard | |
Gate | Yes/standard | ||
Gate height | 1 100 mm | 1 400 mm | |
Stake height | 1 100 mm | 1 400 mm | |
Dimensions on stakes | 89 x 6 mm | ||
Stake extensions | No, stakes are in one piece | ||
Divider stakes, for timber sorting | Extra equipment | ||
No. of bolsters | 2 | 3 | |
More bolsters can be fitted | Yes | ||
Hydraulic support legs | Yes/standard folding legs | ||
Telescopic support legs | Extra equipment | ||
Trailer steering | Yes/standard | ||
No. of steering cylinders | 1 | 2 | |
Max. steering angle | 40° to both left and right | ||
Towing eye to tractor | Forged towing eye for hitch connector | ||
Lubricatable bushings or link bearings in all joints | Yes/standard | ||
Diameter of steering pivot | 70 mm | ||
Bogies | Yes/standard | ||
Tip angle of bogies | +/- 30° | ||
Axle separation | 995 mm | ||
Distance on bogie from centre of front axle to centre of pivot | 530 mm | ||
Track width | 1 622 mm | ||
Tyre size standard Other sizes available to order |
400/60 x 15.5 14-ply |
400/60 x 15.5 14-ply tractor tread |
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Brakes, drum or disc | Extra equipment | ||
Number of hydraulic outlets required | 2 double-acting Extra equipment available to enable use with 1 single-acting and 1 return |
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Brake hoses run fully protected in frame or substantial steel tubes | Yes/standard when trailer is fitted with brakes | ||
Support foot | Extra equipment | ||
Hydraulic wheel drive | Extra equipment | ||
Stub shaft dimension | 70 x 70 mm | 80 x 80 mm | |
Central frame of special steel | 180 x 180 x 5 mm | 180 x 180 x 8 mm | 180 x 180 x 10 mm |
Loading width at bottom of load area | 910 mm | ||
Loading width at top of stakes | 1 830 mm | ||
Loading width at top of stakes for brushwood equipment | 3 000 mm | ||
Overall height including crane at hitch height 400 mm; this dimension depends on the height of the tractor hitch hook |
About 2 668 mm | About 2 968 mm | About 2 773 mm |
Recommended tractor power for full load | 45 hp and up | 60 hp and up | 65 hp and up |
Weight, complete timber trailer | 2 170 kg | 2 345 kg | 2 570 kg |
Weight complete, without crane and 3-point adaptor | 1 360 kg | 1 495 kg | 1 555 kg |
With a choice of cranes;
- 5.3 metres reach
- 6.4 metres reach
- 6.7 metres reach
- 7.5 metres reach
Standard features include;
- Top mounted main lift cylinder to avoid damage and better lifting performance, lift capacity increases as log is lifted rather than decrease compared with conventional lower mounted ram.
- 4 slew rams for maximum torque and even load on slewing gears with maintenance free rack shims.
- ‘Comfort link’ allows second arm to fold completely back to main arm to load right up to gate.
- Tractor hydraulically powered (PTO option).
- Folding legs for maximum stability and speed of operation.
- Crane easily removed from trailer to use on tractor 3 point linkage.
- Remote greasing for main lift pivot pin and main lift cylinder
Options available;
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basic lever to fully proportional controls, light weight and remote are also available.
- Winch with remote control.
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PTO power pack.
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Boom lights.
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Telescopic legs
Crane 5.3 m | Crane 6.4 m | Crane 6.7 m | Crane 7.5 m | |
Reach | 5.3 m | 6.4 m | 6.7m | 7.5 m |
Comfort joint to simplify work | Yes/standard | |||
Hydraulic extension | No | Yes/1.2 m | Yes/2.0 m | |
Gross lifting force of crane | 3.5 ton meter | 5.0 ton meter | ||
Grapple area of standard grapple | 0.18 m2 | 0.21 m2 | ||
Fully rotating rotator | Yes/standard | |||
Rotator torque | 750 Nm (75 kpm) | |||
Slewing attenuator on rotator link | Yes/standard | |||
Hydraulic support legs on the trailer when sold with crane | Yes/standard | |||
Telescopic support legs instead of support legs | Extra equipment | |||
Hydraulic support legs when the crane is sold with a 3-point adaptor | Mechanical: standard Hydraulic: extra |
Yes/standard | ||
No. of slewing cylinders on slewing house | 4 | |||
Slewing angle | 370° (360° is a complete revolution) | |||
Slewing torque | 10.4 kNm (1 060 kpm) | 13.0 kNm (1 326 kpm) | ||
Height of slewing house | 290 mm | |||
Hydraulic valve | 7 slides | 8 slides | ||
Control levers | 7 lever | 1+1 levers with 2 functions each + 4 levers (known as 2-lever arrangement) |
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Other control lever systems available | Yes, extra equipment | |||
Float position on hydraulic valve | On 2 functions: boom and slewing of crane | |||
Hydraulic valve suitable for open or closed hydraulic systems Closed hydraulic system for e.g. John Deere |
Yes, extra equipment | |||
Recommended pump capacity Lower or higher flows can be used: the crane will simply perform more slowly or faster |
15-50 l/min | 20-60 l/min | ||
System pressure Lower pressure: lifting capacity will be reduced. Higher pressure: no increase in lifting capacity, as the hydraulic system is fitted with a pressure relief safety valve. |
175 bar (175 kg/cm2) | |||
Maximum pressure | 220 bar (220 kg/cm2) | |||
Lubricatable bushings or link bearings in all joints | Yes/standard | |||
3-point adaptor for 3-point hitch | 28 mm category 2, 825 mm between hydraulic arms attachment points | |||
Weight, including grapple, rotator and 3-point adaptor | 810 kg | 850 kg | 1 015 kg | 1 065 kg |
Weight, 3-point adaptor | 250 kg | |||
Weight, grapple | 65 kg | 80 kg |
All performance specifications are pressure dependent are calculated at 175 bar pressure.
Please call us for more information, there are KTS trailers and cranes operating all over the UK and we would be more than happy to put you in touch with an operator to discuss them ‘warts and all’!