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FullSharp · since 1991

Bison 20 Dual-Speed

COMEUP Bison 20 Dual-Speed – Dual-Speed Hydraulic Recovery Winch. Bison and HV hydraulic recovery winches for recovery vehicles, heavy trucks and special-purpose vehicles, built for continuous duty.

The Bison 20 dual-speed hydraulic recovery winch delivers a pulling capacity of 9,070 kg. Featuring a PTO-driven hydraulic system, dual-speed motor, hardened planetary gears, air clutch, and patented multi-disc brake, it ensures fast, stable operation for heavy-duty trailers and commercial recovery applications. It complies with SAE J706, the CE Machinery Directive 2006/42/EC, and EN 14492-1:2006 for power-driven winches.
  • Dual-speed hydraulic motor provides two operating modes in one integrated system.
  • Powered by a PTO (power take off unit) driven pump with variable recovery speeds for high working rate
  • 155.7 cm3/rev highly efficient and constant operating torque motor with 9,070 kg / 20,000 lb capacity
  • Hardened 2 stage planetary gear train with 30:1 gear ratio provides faster line speed
  • Built-in air clutch for rapid wire rope payout
  • The Multi-Disc Brake ( MDB ) patented for holding full load
  • Great for severe duty trailers, roll-back carriers, and commercial recovery application
  • Roller fairlead, cable tensioner and two ways counterbalance valve supplied
  • Meet SAE J706, CE machinery directive 2006/42/EC or EN 14492-1:2006 Power Driven Winches

Technical Specifications

  • Part number : PN 682705 Dual-Speed (175 bar / 2,540 psi)
Rated line pull:Low SpeedHi Speed
(at 60 l / min at 1st layer of rope)
9,070 kg / 20,000 lb4,080 kg / 9,000 lb
Line speed: 5.8 mpm /19.0 fpm11.6 mpm / 38.1 fpm
Operation pressure: 175 bar / 2,540 psi
Max oil flow:60 l/min (15.9 g/min)
Hydraulic motor:160 cm3 / rev (9.8 in3/rev)
Gear train : 2 stage planetary gears
Gear ratio :30 : 1
Winch construction:Cast housings with steel drum
Clutch (Freespooling):Output shaft disengaged
Brake: Multi-Disc Brake (MDB) patented and counterbalance valve supplied
Rotation of winch:Wire rope shall be under-wound orientation only
Drum barrel diameter:146 mm (5.8")
Drum flange diameter:314 mm (12.4”)
Distance between flanges:203.2 mm (8")
Wire rope recommended:14 mm x 43 m (9/16” x 141’), 1,960 N/mm2 breaking strength of 137 kN required for SAE J706 ratings
16 mm x 30 m (5/8” x 98’), 1,960 N/mm2 breaking strength of 179 kN required for EN-14492-1 ratings

Performance Data

Line Pull and Rope Capacity

Layer of Wire RopePull by Layer,
kg / lb		Total Rope on the Drum, m / ftLine Speed
Low SpeedHi Speed14 mm rope16 mm ropeat 60 l/min (15.9 g/min ), mpm / fpm
Low SpeedHi Speed
1st9,070 / 20,0004,080 / 9,0007 / 2320 / 65.8 / 19.011.6 / 38.1
2nd7,719 / 17,0183,472 / 7,65515 / 4943 / 136.5 / 21.013.7 / 45.0
3rd6,719 / 14,8133,022 / 6,66224 / 7969 / 217.9 / 26.015.7 / 51.5
4th5,948 / 13,1132,675 / 5,89734 / 11298 /308.9 / 29.217.7 / 58.1
5th5,335 / 11,7622,400 / 5,29146 / 1519.9 / 32.519.8 / 65.1

Warning

  • The winch is not intended to be used in any manner for the movement or lifting of personnel.
  • The rated line pull shown is based on the first layer of rope on the drum.
  • The rope winding on the drum shall remain 5 wraps from the drum.

Warranty

  • Each new winch is guaranteed against defects in workmanship and material defects for a period of twelve months from date of purchase.

Dimensions

Bison 20 Dual-Speed

Packaging

  • Winch weight : 143 kg / 315 lb
  • Gross weight : 173 kg / 381 lb
  • Box dimension, (L x D x H) : 900 x 500 x 510 mm (35.4" x 19.7" x 29.1")

Accessories

Standard Accessories

  • Roller Fairlead
  • Counterbalance valve
  • Cable tensioner
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