Krone BiG X 850

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Features

  • New: Open-space comfort cab.
  • New joystick for ultimate operator comfort
  • New up to 1,078 hp MAN engines
  • Spring-loaded VariStream crop flow – with optional Biogas cutterhead
  • EasyCollect 1053 – the world‘s widest header cuts 14 rows of maize in one pass

Specifications

MODEL BiG X 850
Engine Model MAN V12 D 2862
No. of cylinders 12
Displacement Litres 24.24
Power (to ECE R 120 standard) kW / hp 625 / 850
Max. chopping power in X Power mode kW / hp 607 / 825
Max. chopping power in Eco Power mode kW / hp Not Available
Fuel tank capacity / auxiliary tank gallons 250 / 90
Ground drive  
Type Infinitely variable hydrostatic drive with wheel motors
Speed in field mode mph 0 -14
Speed in road mode mph 0 - 25
4WD & axle separation Standard
Axles  
Steering angle on rear axle Degrees 53
Rear axle suspension Standard - Hydraulic
Drivelines  
Header Infinite variable
Pre-compression rollers Infinite variable
Pre-compression rollers  
Pre-compression roller throat volume Funnel shaped
Service position Quick attach (also with head attached)
No. of rollers / metal detector / no. of magnet coils 6 / Standard / 6
Metal detector to shearbar distance mm 820 (2'8")
Compression force / Throat opening volume 10,141 lbs / 42 gallons
Chop length adjustment Steplessly from cab (0.1 mm increments)
Cutterhead  
Cutterhead width / diameter mm 800 / 660 (2'7"/ 2'2")
Arrangement of knives Chevron arranged at 11° to shearbar
No. of knives 20, 28, 40
Chop length range mm 5 - 29 / 4 - 21 / 2.5 - 15
Cuts / min. 12,500 / 17,500 / 25,000
Stepless adjustment of drum flow /
spring-loaded drum floor
Standard / Standard
Corn-Conditioner  
123 teeth: Straight teeth / chromed saw teeth /
tooth spacing     mm
Option / Option / 6.38 (0.25")
144 teeth: Straight teeth / chromed saw teeth /
tooth spacing       mm
Option / Option / 5.45 (0.2")
166 teeth: Saw teeth / tooth spacing mm Option / 4.72 (0.19")
Roller speed difference      % 30
In-cab roller gap adjustment & automatic
lubrication
Standard
Roller diameter / clearance mm 250 / 0.5 - 10 (10"/ 0.02"- 0.4")
Crop accelerator  
Rotor diameter / Width / No. of paddles 560 / 660 / 8 (1'10"/ 2'2"/ 8)
Paddle arrangement Centered and chevron
Speed rpm 2,360
Stepless adjustment of the back plate /
spring-loaded back plate
Standard / Standard
Spout  
Rotation               Degrees 210
Overhead unloading height        mm 6,000 (19'8")
Cross section                          mm 340 x 230 (1'1.4" x 9")
Automatic rotation / parking function Standard
Stepless speed adjustment Standard
Drive for rotation Gearbox
Spout fully covered with wear liners Standard
Maintenance  
Auto-lube system with compressor Standard
Self diagnostic system via operator terminal Standard
Cab  
Air seat & passenger seat Standard
Auto climate with mobile cool box Standard
Windscreen wiper / side window wiper Standard
Dimensions  
Length / Width* / Height* mm 7,950 - 9,450 / 3,000 - 3,460 / 3,940 - 3,995
(26'1"- 31'/ 9'10"-11'4"/12'11"-13'1")
Base unit weight (without header)** ca. kg 14,800 (32,628 lbs)
Weight distribution with EasyFlow 3001
Pick-up    F / H %
55 - 45
Weight distribution/with EasyCollect 903
(9.00 m w.w.)      F / H %
60 - 40
Tires  
Front axle Standard***
Option
Option
Option
Option
Option
Option
650 / 75 R 32
710 / 75 R 34
800 / 65 R 32
900 / 60 R 32
710 / 70 R 42
800 / 70 R 38
900 / 60 R 38
Rear axle Standard***
Option
Option
540 / 60 R 30
600 / 70 R 28
710 / 60 R 30
Headers  
EasyFlow: Pick-up 3,000 - 3,800 (9'10"-12'6")
EasyCollect: Row-independent header 7,500 / 9,000 / 10,500
(24'7" / 29'6" / 34'5")
Autopilot & Active ground contouring for Corn Head Option
XDisc: Direct Cut Head       mm 6,200 (20'4")

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