Tractor trucks Dayun CGC4250, CNG, Chelyabinsk

Fuel type
Number of cylinders / capacity compressed natural gas (CNG)
8 cylinders x 140L / 1120L
Wheel formula / 6x4 driving wheels / rear
Engine arrangement front longitudinal
The design of the loading space is a coupling device
SSU height, mm 1270 (+-50)
The cabin is high – with 2 sleeping places, all-metal, two-door, double. The cabin is equipped with air suspension. The driver's seat is equipped with an electrically adjustable air suspension. The steering wheel is adjustable in height and tilt angle. Cruise control. The air conditioner is automatic. Mirrors with electric heating. The central lock.
Overall dimensions:
Length x Width x Height, mm
7455 x 2500 x 3500
Base, mm 3800 +1350
Track of the front / rear wheels, mm 2030 / 1860
Curb weight, kg 10280
Gross weight, kg (technically permissible) 25000
Front axle load 6200
Load on the rear trolley 19000
The load on the SSU is 15070
Permissible gross weight of the semi-trailer, kg 40,000
The total weight of the road train is 50600
Internal combustion engine (brand, type) WEICHAI, WP12NG400E50
four-stroke
number and arrangement of cylinders 6, inline
cylinder displacement, cm3 11596
compression ratio 11.6
– maximum power, kW (min-1)
according to UN Regulation No. 85 286 (1900)
– maximum torque
torque, NM (min-1) 1730 (1200...1500)
Fuel
compressed natural gas (CNG)
Power supply system (type) electronically controlled fuel injection
WOODWARD control unit (marking), WGE-410
Nozzles (type, marking) SMP, 01D190 Series
Air blower (type, marking) HOLSET, HX 55G
Air filter (type, marking) HEFEI YILI AUTOMOBILE PARTS CO., LTD., 100105, 100228
Ignition system (type) microprocessor
Ignition coil (module) (marking) WOODWARD, 1698-1231-WEI
Candles (marking) FR3KII332
Exhaust gas exhaust and neutralization system, one muffler, exhaust gas neutralization system
Neutralizers (marking) Neutralizers (marking)
Silencers (marking) Weichai Power Emission Solutions Technology Co., LTD, WPEATS-04
The transmission is mechanical
Clutch (brand, type) dry, single-disc
Transmission (make, type) Shanxi Fast Gear Co., LTD.,12JSDX220NA-B
with Manual control
number of forward gears - 12, reverse - 2
Gear ratios I 12.10
II 9.52
III 7.31
IV 5.71
V 4.46
VI 3.48
VII 2.27
VIII 2.13
IX 1.64
X 1.28
XI 1.00
XII 0.78
Z.H.I 11.57
Main gear (type) hypoid
– gear ratio 3.700
Pendant
The front (description) is dependent, spring-loaded, with hydraulic shock absorbers and a stabilizer bar
Rear (description) dependent, pneumotic,with
reaction rods, with stabilizer bar
Steering (description) with
power steering (type) "screw-ball nut-rack-sector"
Braking systems
Working (description) pneumatic, double-circuit, the drive is divided into contours on the front axle and rear trolley with ABS, with an electronic stability system, the brakes of all wheels are of the drum type
Spare (description) each circuit of the service braking system
Auxiliary (wear-resistant) (description) retarder motor brake
Tires size designation load-bearing capacity index
for maximum permissible load speed category designation
315/80R22.5 154/150 M