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CHETRA T20

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GENERAL CHARACTERISTICS

Industrial-grade bulldozer offering perfect balance of power, traction and blade design for maximum efficiency in demanding applications. Used in mining, energy, geological exploration, forestry and construction sectors. Features three-point semi-rigid suspension with remote bogie trunnion for superior performance. Technical specifications are for reference - contact company representatives for exact specifications.

Key highlights for this industrial model:


  • Powerful engines (330-335 h.p.)
  • Massive blade capacities (up to 15 m³)
  • Heavy-duty rippers with deep penetration (up to 1030mm)
  • Robust winch system (30,000 kgf capacity)
  • Large fuel tank (400 liters)
  • High ground clearance (530mm)
  • Industrial-grade undercarriage with 80mm grouser height
Specifications
Model Т-20.02Ya Т-20.02К Т-20.02YaМ Т-20.02КМ
Type Full-tracked
Drawbar category 20
Engine, model YaMZ-238DE2-28 Cummins QSM11 YaMZ-238DE2-28
Cummins QSM11
Rated power, kW (h.p.) 243 (330) 246 (335) 243 (330)
246 (335)
Operating power, kW (h.p.) 228 (310)
Engine capacity, l 14,86 11 14,86
11
Specific fuel consumption at operating power, g/kWh (g/HP-hr), not more 230 (169)
Transmission, type Hydromechanical
Tractor idle speed, km/h, in forward/backward gear
I transmission 3,8 / 5,0 3,8 / 5,0 3,5 / 4,7
3,5 / 4,7
II transmission 6,8 / 8,7 6,8 / 8,7 6,4 / 8,4
6,4 / 8,4
III transmission 10,9 / 13,7 10,9 / 13,7
10,3 / 13,2 10,3 / 13,2
Undercarriage Three-point semirigid suspension with remote bogie trunnion
Number of track rollers (on each side) 7 7 8 8
Number of support rollers (on each side) 2
Tracks aggregated, with a single grouser
Grouser height, mm 80
Shoe width, mm 560 560 710 710
Clearance, mm, no less 530
Tractor wheeltrack, mm, no less 2100 2100 2 300 2 300
Base, mm 3 070 3 070
3 560 3 560
Bearing area, sq.m 3,44 3,44 5,06 5,06
Ground pressure, kgf/sq. cm, not more 0,96 0,96 0,69 0,69
Fuel tank, l 400
Ripper attachment
Type Regulated single/multi-tooth
Teeth number 1 / 3
Weight, kg 2 521 / 3 598
Max penetration, mm 1 030 / 780
Bulldozer attachments
Blade hemispherical   straight  
Length x Height, mm 3 976 х 1 875 3 976 х 1 875
4 378 х 1 673       4 378 х 1 673 
Storage tank, sq.m 10 10 8,5 8,5
Height above bearing surface, mm. 1 220
Blade penetration, mm . 590
Max. tilt control, degrees ±10
Weight, kg 5 140 5 140
3 965 3 965
Winch
Maximum winch effort of locomotive unit, kgf, not less: 30000
Winch rope length, m 75
Winding speed of first layer of rope on the winch drum (calculated), m/min, no less: 10
Overall dimensions of the tractor without attachments not more than
Length, mm 4 811 4 811
4 812
4 812
Width, mm 2 696 2 696 3 010 3 010
Height, mm 3 885
Total weight (standard features, with full fueling, blade, ripper, operator), not more, kg 36 518 36 518 37 465 37 465
         
Model range
Developed using modern technical solutions used by leading global manufacturers.
CHETRA T9CHETRA T9
EngineYaMZ-236/Cummins QSB6.7
Power121 kW (165 h.p.)
Weight18,885-21,830 kg
TypeFull-tracked
Blade capacity3.26-4.28 m³
Ground pressure0.39-0.69 kgf/cm²
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CHETRA T11CHETRA T11
EngineYaMZ-236 ND-2/Cummins QSB6.7
Power136-138 kW (185-187 h.p.)
Weight21,060-23,490 kg
TypeFull-tracked
Blade capacity4.3-5.6 m³
Ground pressure0.43-0.78 kgf/cm²
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CHETRA T15CHETRA T15
EngineYaMZ-238 ND7-1/Cummins QSC8.3
Power184-193 kW (250-263 h.p.)
Weight28,300-29,980 kg
TypeFull-tracked
Blade capacity5.8-9.2 m³
Ground pressure0.56-0.87 kgf/cm²
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CHETRA T25CHETRA T25
EngineYaMZ-8501.10/Cummins QSX15
Power324-328 kW (441-446 h.p.)
Weight48,935-50,930 kg
TypeMining full-tracked
Blade capacity11.9-15.8 m³
Ground pressure0.81-1.24 kgf/cm²
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CHETRA T35CHETRA T35
Engine ModelYaMZ-850.10 / Cummins QSK-19
Engine Power412 kW (560 h.p.) / 394 kW (536 h.p.)
Operating Weight62,330 kg
Blade Volume18.5 m³
Track Shoe Width650 mm
Temperature Performance-50°C to +35°C
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CHETRA T40CHETRA T40
EngineCummins QSK19
Power485 kW (660 h.p.)
Weight70,280 kg
Blade Volume21 m³
Track Width710 mm
Temp. Range-50°C to +35°C
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