SEM822D

SEM822D

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Cat ® Product Link™

  • Cat ® Product Link™ will support your business, and accurately convey information of the equipment to relevant personnel in a timely and effective manner for your better equipment management

Maintenance

  • Electronic Control Module (ECM) fault diagnosis system,automatic diagnosis of eight key parameters
  • Monitoring system provides three levels of alarm,to indicate fault diagnosis
  • Hydrostatic system has longer service interval (2000 hrs),reduces maintenance time by 50%
  • Implement valve mounted outside of hydraulic tank provides easy access to check and service

Modular Radiator

  • New advanced cooling system designed to meet -40°C to +50°C ambient temperatures capability
  • Modular designed radiator, easy to maintain remove and repair
  • Radiator grill provides better heatdissipation, easy access or maintenance

Structures

  • Machine structures are analyzed using Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to identify and protect high stress areas
  • Advanced structure welding technique, relieving welding stress.

Undercarriage

  •  Undercarriage is provided by China industry expert ensures high reliability and resistance to wear
  • Carrier rollers track rollers and idle rollers are all maintenance free
  • Planetary final drive design delivers increased torque ratio for higher transmission efficiency and lower maintenance cost
  • Durable final drive bearings and multiple wet discbrakes provide reliability, reduce system heat and extend overall life

Semi-Universal Blade

  • SU blade combines the excellent penetration of the S blade and the high production capacity of the U blade
  • Designed for superior load retention and penetration in tightly packed materials
  • L-shaped push arms bring the blade closer to the machine, providing excellent maneuverability, balance and blade penetration
  • Blades feature a strong box section design, made from high tensile strength steel to stand up to the most severe applications

Comfortable Operation

  • Counter rotation — Tracks counter rotate to provide best in class maneuverability
  • Powered turn — Machine maintains full power through turns to increase productivity
  • Cruise control — Operators can retain previous speed settings which makes operation easily
  • Multi-function joystick allows for counter-rotation, powered turn and cruise control
  • Pilot joystick control provides comfortable precise blade operation

Hydrostatic Drive System

  • Upgraded hydrostatic system not only leverages Caterpillar automatic, dual path, hydro-static drive with electronic control technology of the third generation TTT, but also increas-es efficiency and reliability
  • Adopt Rexroth German new generation drive pump to combine control valve, trackmotor, simplified hose line design, continue to increase the reliability
  • Caterpillar high pressure hose provides reliability and durability. Caterpillar control technology provides accurate control and high transmission efficiency
  • Integrated the hydrostatic oil tank and implement hydraulic oil tank to improve filtratedprecision and cooling capability of hydraulic system, increasing reliability and reducingmaintenance cost
  • Maintenance costs are reduced by 60% when compared competitors with torque converter and transmission and rear axle
  • Counter rotation, power turn and infinitely variable speed save lots of time, increasing working efficiency

Model

Model
SEM822D SEM822D LGP SEM822D CH SEM822D DS SEM822D WH SEM822D FR

Main Specifications

Operating Weight
24,630kg 28,510kg 25,390kg 27,770kg 29,190kg 26,390kg
Ground Pressure
71.2kPa 43.0kPa 62.4kPa 41.7kPa 43.8kPa 76.5kPa
Ground Clearance
400mm 400mm 400mm 400mm 400mm 400mm
Max. Slope
30° 30° 30° 30° 30° 30°

Engine

Engine Model
WD12G240E206 WD12G240E206 WD12G240E206 WD12G240E206 WD12G240E206 WD12G240E206
Rated Power
175kW/235hp 175kW/235hp 175kW/235hp 175kW/235hp 175kW/235hp 175kW/235hp

Working Tool

Blade Type
SU / S S-LGP U / Coal S-LGP S-WHA SU w/ Rack
Blade Capacity
6.4m³/5.8m³ 5.5m³ 7.5m³/9.2m³ 5.5m³ 12.7m³ 8.7m³
Blade Width
3,660mm/3,800mm 4,510mm 3,900mm/3,900mm 4,510mm 4,510mm 3,660mm
Blade Height
1,520mm/1,510mm 1,350mm 1,420mm/1,620mm 1,350mm 1,945mm 1,830mm
Max. Blade Digging Depth
570mm/570mm 665mm 570mm/570mm 665mm 665mm 570mm
Max.Blade Lift Ground Clearance
1,140mm/1,140mm 1,165mm 1,140mm/1,140mm 1,165mm 1,165mm 1,140mm
Max.Output Rimpull
350kN 350kN 350kN 350kN 350kN 350kN
Ripper Type
Parallelogram Parallelogram Parallelogram Parallelogram Parallelogram Parallelogram
Max. Digging Depth of Ripper
737mm 737mm 737mm 737mm 737mm 737mm
Max. Clearance Under Tip
742mm 742mm 742mm 742mm 742mm 742mm

Powertrain

Type
dual-path, closed loop electronically controlled hydrostatic drive system dual-path, closed loop electronically controlled hydrostatic drive system dual-path, closed loop electronically controlled hydrostatic drive system dual-path, closed loop electronically controlled hydrostatic drive system dual-path, closed loop electronically controlled hydrostatic drive system dual-path, closed loop electronically controlled hydrostatic drive system
Travel Speed-F/R
infinitely variable speeds 0-10km/h infinitely variable speeds 0-10km/h infinitely variable speeds 0-10km/h infinitely variable speeds 0-10km/h infinitely variable speeds 0-10km/h infinitely variable speeds 0-10km/h
Steering & Brake
hydrostatic steering; wet, multi-disc brake hydrostatic steering; wet, multi-disc brake hydrostatic steering; wet, multi-disc brake hydrostatic steering; wet, multi-disc brake hydrostatic steering; wet, multi-disc brake hydrostatic steering; wet, multi-disc brake
Minimum Streeing Radius
4,215mm 4,300mm 4,500mm 4,300mm 4,300mm 4,215mm

Undercarriage

Track Shoe Width-Single
560mm 915mm 660mm 915mm 915mm 560mm
Track Shoe Quantity
40 45 40 45 45 40
Track Length On Ground
2,948mm 3,488mm 2,948mm 3,488mm 3,488mm 2,948mm
Track Gauge
2,000mm 2,340mm 2,000mm 2,340mm 2,340mm 2,000mm
Track Roller Quantity
7 8 7 8 8 7
Carrier Roller Quantity
2 2 2 2 2 2

Hydraulic System

Type
enter close, pilot control enter close, pilot control enter close, pilot control enter close, pilot control enter close, pilot control enter close, pilot control
Implement Hydraulic System Pressure
19MPa 19MPa 19MPa 19MPa 19MPa 19MPa

Service Refil Capacities

Fuel Tank
460L 460L 460L 460L 460L 460L
Cooling System
45L 45L 45L 45L 45L 45L
Hydraulic Tank
160L 160L 160L 160L 160L 160L
Pivot Shaft Case(each side)
0.8L 0.8L 0.8L 0.8L 0.8L 0.8L
Final Drive(each side)
40L 45L 40L 45L 45L 40L

  • Operating Weight: 24,630kg
  • Ground Pressure: 71.2kPa
  • Ground Clearance: 400mm

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  • Coal
  • Port
  • Railway / Highway / Airport
  • Municipal Construction
  • Agriculture
  • Water Conservancy / Hydropower
  • Waste
  • Forestry


  • Efficient:
    The electronically controlled hydrostatic drive system and multi functional joystick provide high levels of performance and maneuverability
  • Comfortable Operation:
    The cabin is ergonomically designed for increased operator comfort and visibility. The advanced monitoring system tracks machine operating conditions and keeps the operator informed of all vital machines functions
  • Reliable:
    The proven hydrostat design along with world class pump and motors provide a highly reliable tractor. The undercarriage components are designed for longer life versus the leading competitor
  • Serviceability:
    The SEM tractors are designed for easy access to reduce overall maintenance time. The machines electronic control module allows for quick troubleshooting


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Phone: 8 702 848 88 00

Adress

Microdistrict "Nұrshashkan", 12

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