ComeUp Bison 50
  • Powered by a PTO (power take off unit) driven pump with variable recovery speeds for high working rate
  • 251.8 cm3/rev highly efficient and constant operating torque motor with 22,680 kg / 50,000 lb capacity
  • Hardened 2 stage planetary gear train with 44:1 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
 
Specification/Part Numbers
  • Part number: PN 685010 (Std. drum)
  • Rated line pull: 22,680 kg / 50,000 lb (SAE J706 rating)
  • Line speed (at 1st layer of rope) : 5.7 mpm at 100 l/min (19 fpm at 26.5 g/min)
  • Operation pressure: 200 bar / 2,900 psi
  • Max oil flow: 100 l/min (26.5 g/min)
  • Hydraulic motor: 251.8 cm3/rev (15.4 in3/rev)
  • Gear ratio: 2-stage planetary gear 44:1 
  • 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: 180 mm (7.1")
  • Drum flange diameter: 406 mm (16”)
  • Distance between flanges: 368 mm (14.5") 
  • Mounting bolts pattern:  240 x 453 mm (13.4” x 17.8”) ; 340 x 453 mm (13.4” x 17.8") 
  • Wire rope recommended: 
    22.4 mm x 48 m (7/8” x 157’) 1,770 N/mm2 (EIPS) breaking strength of 305 kN (68,442 lbf) required for SAE J706 ratings
  • Winch weight: 375 kg / 827 lb
  • Gross weight: 410 kg / 904 lb
  • Box dimension, (L x D x H) : 1,170 x 630 x 670 mm (46" x 24.8" x 26.4") 

Performance Data: 

Line Pull and Rope Capacity

 Line Speed
Layer of Wire Rope

Pull by layer,

kg / lb

Total Rope on the Drum,

m / ft

at 100 l/min (26.5g.miin),

mpm / fpm
1st 22,680/50,000 10/33 5.7/19
2nd 18,570/40,940 22/72 7.0/23
3rd 15,720/34,660 36/118 8.3/27
4th 13,630/30,050 48/157 9.6/31


Warning * Remark: COMEUP Bison series hydraulic winch also provides low-pressure motor or EN version, please contact your sales representative now for further information. 

* 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.
 
Hydraulic System:

Dimension, mm/in:

Accessory:

Standard Accessories
  • Roller fairlead
  • Counterbalance valve
  • Cable tensioner