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Biber 3-21

For accurate chipping

•    Infeed reliable, ergonomic und functional
•    Tested and certified with the German “Geprüfte Sicherheit” certification mark
•    SPC control with mode selection for desired quality of wood chips and drive power of the tractor
•    Chipping length adjustment with guide plate selectable from 1 – 3 cm
•    High quality hydraulic components
•    Secondary knife for accurate wood chip production
•    Built-in sharpening system
•    3 types: three-point, travelling axis and variant with engine (360° rotable and each fixable in working position by 45°)

Specifications Three point hitch Travelling axis Engine
Chipping system Disc wheel  Disc wheel Disc wheel
Max. wood diameter 21 cm 21 cm 21 cm
in-feed width 24 cm 24 cm 24 cm
Knives 3 pieces 3 pieces 3 pieces
Chip length 1-3 cm 1-3 cm 1-3 cm
Secondary knife for exact fine wood chips
Hydraulic tank 35 litres 35 litres 35 litres
Power required via PTO shaft from 30 to 80 kW -
Rotational speed of PTO shaft 540 – 1000 U/min -
Engine diesel - - 32 or 46 kW (Hatz-Silent)
Grinding device
Prolongation ejection tube
Weight ca.* 1.080 kg    1.270 kg 2.400 kg
Transport position l x b x h (m)* 2,61 x 1,55 x 2,43    3,75 x 1,92 x 2,45
Working position l x b x h (m)* 2,61 x 1,55 x 3,22    3,75 x 1,92 x 3,25

● serie      ○ optional extra available at extra cost      * depending on the fittings
all information without obligation, modifications possible