Tractor "Belarus 421": small size and light weight, reliable 4-cylinder diesel engine, the relevant environmental requirements Tier 3A, PTO dependent 2-speed 540 and 1000 rev / min and simultaneous 2-speed 3.4 and 6.3 r / m of travel safety arch with awning, front linkage.
|Full scale pressure||200 kg/cm²|
|Type||four-stroke diesel with indirect injection|
|Brand mark||LOMBARDINI LDW 2204 (Tier 3A)|
|Rated speed, r/min||3000|
|Number of cylinders, pcs.||4|
|Torque capacity, Н·m2||125 – 135|
|Fuel rate at rated power, g/kW·h||329|
|Factor of torque backup, %||15|
|Fuel tank capacity, l||32|
|Flywheel clutch||dry, single-disk|
|Selective gear||mechanical, with easy-engagement clutches|
|Number of gears FWD/BWD||16/8|
|Travel speed (forward/reverse), km/h||1,47-35,5/2,65-18,9|
|Back PTO shaft:|
|dependent I, rpm||540|
|dependent II, rpm||1000|
|synchronous I, rpm of track||3,4/6,3|
|Dimensions and weights|
|Overall length, mm||3380|
|Cab height, mm||2300|
|front wheels||1260 и 1410|
|rear wheels||1300, 1350, 1450, 1500, 1600|
|Road gleam, under the forward bridge / under the back bridge, mm||350/420|
|Min turning radius, m||3,8|
|Fordable depth, m||0,7|
|Operated Weight, kg||1770|
|Tyre sizes (standart)|
|Hydraulic hitch system: versatile, unit-principle|
|Loading capacity on an axis of hinges of the lower drafts, kgf||1700|
|Full scale pressure, kgf/cm2||200|
|Pump capacity, l/min||17|
|Hydraulics reservoir capacity, l||19|
Brakes : service and parking - disc in oil bath. Mechanical brake control, separate the right and left rear wheels.
Drive trailer brakes - pneumatic, locked with tractor brakes control, simultaneously or in order - two-wire or a combination.
Steering : hydrostatic, with a metering pump, hydraulic steering cylinder.
Front Drive Axle : gantry, cylindrical hub reduction, limited slip differential and the ratchet automatically activated when rear wheel slippage.
Electrical Equipment : generator set DC voltage 14 V - 65 A starting system 12V starter and glow plugs.
Operator : reguliroemoe single seat and safety arch with canvas
- front loads;
- height adjustable swinging drawbar;
- Front hitch and Front PTO;
- air system in accordance with ISO and CEE / ECC to drive a tractor trailer brakes.