Belarus - Model 311/311M - Tractors

Engine

• Type: diesel
• Model: 3Т30 (China)/ММZ-3LD (Belarus)
• Power, kW (h.p.): 24 (33)/26 (36)
• Crankshaft rated speed, rpm: 3000
• Number of cylinders, pcs.: 3
• Displacement, l: 1,649/1,600
• Maximum torque, Nm: 100/94
• Factor of torque backup, %: 12/20
• Fuel tank capacity, l: 25

Transmission

• Clutch: dry, single-disk, friction, spring-loaded
• Gearbox: mechanical, fixed-ratio with constant-mesh gears, with easy-engagement toothed clutches, dual-range, with step-down reduction gear group
• Number of gears: forward/reverse: 8/4
• Travel speed: forward/reverse, km/h: 3,1-25,2/5,5-13,3

Rear PTO:

• continuous I, rpm: 540
• Master drive: spiral bevel gears
• Rear axle differential: bevel gear-type with 2 satellite gears
• Final drives: single-reduction gear units with spur gears

Hydraulic lift linkage

• Versatile, remote-cylinder, implements are attached by means of pins to pivots of longitudinal (lower) links and central link
• Lifting capacity at suspension point, kg: 870
• Maximum pressure, MPa: 20
• Pump performance,l/min: 17
• Hydraulic system capacity, l: 10
• Dimensions and weight
• Overall length, mm: 3050
• Width, mm: 1300
• Height to cabin top, mm: 2280
• Tractor base, mm: 1660

Track, mm:

• front wheels: 1000; 1200; 1350
• rear wheels: 1000; 1160
• Agrotechnical clearance, mm: 435
• Least turning radius, m: 3,6
• Operating weight, kg: 1500

Tire sizes:

• front wheels: 6,5-16
• rear wheels: 12,4L-16
• Wheel arrangement: 2х4

• Front lift linkage;
• Front PTO with shaft shank;
• Front ballast weights;
• Front driving axle, with function of automatic engagement in case of rear wheel skidding.