MTZ 920 Belarus
Driven from: Belarus
• 4-cylinder economical diesel engines;
• simplicity and reliability of the transmission with a synchronized gearbox;
• high hanging capacity;
• universality, a wide selection of coupling device options;
• low price and economy in operation.
The main features of the tractor Belarus 920
• Synchronized gearbox (7/2) and synchronized gearbox (multiplier), allowing to obtain 14 forward gears and 4 reverse gears.
• Modernized rear PTO with more convenient external adjustment of brake bands of the planetary mechanism.
• Modernized hydrovolume steering (GORU) with a Danfoss metering pump, a cylinder in the steering trapezoid and a solid steering rod.
• Universal hydraulic system with a modernized power regulator, fully controlling the cylinder of the rear linkage. Three sections of the distributor provide control of the remote cylinders of agricultural machines and tools.
• A safe and comfortable cabin meets the requirements of EU and OECD directives with improved interior decoration and a heating and ventilation system.
• Pedal control of the hydraulic clutch of the rear axle differential lock.
• Lever control of the distribution box PVM.
• New modern cladding with full cowling of the tractor's diesel engine.
• Front and rear working lights on the cabin.
Technical characteristics
Engine
Diesel with direct injection, four-stroke.
Model D-243
Power, kW (hp) 60 (81)
Nominal rotation frequency, rpm 2200
Number of cylinders 4
Cylinder diameter/piston stroke, mm 110/125
Working volume, l 4.75
Maximum torque at 1400 rpm, N.m (kgf.m) 290 (29.6)
Specific fuel consumption at nominal power, g/kWh. (g/l.s.h.) 220 (162)
Coefficient of torque reserve, % 15
Fuel tank capacity, l 130
Differential lock: with hydraulic control, has two positions: off, forced on.
The clutch is dry, single-disc.
The gearbox is mechanical, synchronized.
Synchronized lowering gear
Shifting gears with synchronized clutches
Number of gears: forward/reverse 14/4
Driving speeds, km/h:
forward 2.5 - 36.6
back 5.4 - 12.1
Rear PTO: independent two-speed with hydromechanical control system
(//tractor-service.com)
independent I, rpm 540
independent II, rpm 1000
synchronous, rev/m puti 3.5
Hydraulic suspension system
Universal, separate-aggregate, with power and positional regulation of processing depth; to order - mixed regulation system.
Load capacity on the axes of the hinges of the lower rods, kgf 3700
Maximum pressure, kgf/cm? 200
Productivity
pump, l/min 45
Hydrosystem capacity, l 21
Dimensions and mass
900 920
Wheelbase, mm 2370 2450
Total length, mm 3850 3970
Width, mm 1970
Cabin height, mm 2820 2850
Track, mm
on the front
wheels 1450-1850 1455-1955
on rear wheels 1450-1600 1800-2100
Ground clearance, mm
under the front bridge 645
under the rear axle 465
The smallest turning radius, m 3.8 4.1
Operating mass, kg 3850 4100
Размеры
tires:
front wheels 9.2 13.6-20
rear wheels 16.9R38
Steering
Hydrovolumetric, with a dosing pump and a hydraulic cylinder in the steering trapezium.
Front leading bridge
Portal, with a self-locking differential, with three operating modes:
• off,
• turned on permanently,
• turned on automatically.
Working and parking - disk dry. Trailer brake drive is pneumatic, blocked with tractor brake control (on request - two-wire).
Electrical equipment
Generator set with a capacity of 700 W with a rectified voltage of 14 V. Starting system with a 24V starter with a power of 6 kW and an electric torch heater. On request - a starting system with a 12 V starter with a power of 4 kW, a starting device with an aerosol flammable liquid.
Cabin
Safe (ROPS); meets the requirements of the OECD; with filtration and heating of the air supplied to the cabin; with opening side and rear windows and a roof hatch. On order - tent-frame, cabin base.
Complete set
Working lights; 3 pairs of hydraulic system outputs for additional hydromechanisms and a non-pressure drain output; механическая фиксация задней провески, crossbar of the trailer device.