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SEM 824F

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SEM 824F
Operating Weight: 23,730kg
Ground Clearance: 400mm
Maximum Slope: 30°
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Product Description

824F features the new F series design and is powered by the Weichai WD12 T2 engine, delivering a gross power of up to 185 kW (248 hp). 

The machine utilizes an electronically controlled hydrostatic transmission system, enhancing productivity and maneuverability. It offers various track shoe widths from 560 mm to 915 mm and multiple blade options, including SU, S, U, Waste Handling, and Forest blades. Rear equipment options include multi-shank ripper, single shank ripper, and winch to meet diverse customer needs.

SEM 824F

Proven Performance

  • Boost productivity with fully hydrostatic transmission.
  • Counter rotations, power turn and infinitely variable speed.
  • Hydraulic demand fan as standard for better efficiency.
  • Better balance and stability with the gravity optimization.
  • Robust and more powerful mechanical engine delivers superior durability and excellent fuel efficiency.

Comfortable Operation 

  • Spacious cab with easy-to-operate controls.
  • Stylish design from the new F series.
  • Six-way adjustable seat for quick customization according to the operator's preferences.
  • Exceptional visibility for enhanced on-site a wareness.
  • 8' LCD display with a great view of machine status and settings.

SEM 824F

Exceptional Reliability 

  • World class original pump and motor.
  • Blades with high tensile strength steel and strong box-section design.
  • Reinforced structures, analyzed using Finite Element Analysis (FEA). 
  • Final drive with double-stage reduction and wet type brake.
  • Modular cooling system designed to endure -40°C to +50°C ambient temperatures.

SEM 824F

Enhanced Reliability

  • Dual-path, hydrostatic drive system with electronic control technology from a world-class supplier delivers industry-leading reliability.
  • The Weichai mechanical engine of 824F with 6% increased power, offers classic durability and dependability. 
  • Final drive adopts a double-stage reduction combining spur gear and planetary structure for high transmission efficiency to ensure a longer lifespan.
  • Machine structures are analyzed using Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to identify and reinforce high-stress areas.
  • Equalizer bar and pivot shaft are pinned to the one-piece Track Roller Frame, along with three segmentation spring recoil system minimize impacts and prolong the undercarriage's life.
  • Wet type multi-disc brake system, delivers exceptional reliability and high braking performance, even under challenging operating conditions.

SEM 824F

Outstanding Versatility and Productivity

  • Compared to powershift machines, Caterpillar's proven hydrostatic transmission load-sensing system delivers heightened productivity.
  • Achieve seamless operations with functions like infinitely variable speed, counter rotation, and power turn, ensuring improved operational efficiency.
  • The hydraulic implementation system with pilot control helps adding operator comfort and precise control.
  • Modular and single-plane cooling system can endure extreme ambient temperatures ranging from -40°C to +50°C While offering superior fuel efficiency.
  • Hydraulic demand fan as standard with reverse function can result in up to 10% more efficiency and efficient cleaning of the engine and cooling system.
  • Machine CG (Center of the Gravity) optimization to better improve stability.

SEM 824F

Enhanced Operating Comfort

  • Ample cabin space and fabric-covered seat offer a welcoming operational environment, delivering exceptional comfort and visibility.
  • Single multi-functional joystick ensures precise performance and maneuverability.
  • The brand-new F Series showcases a stylish design.
  • 8' LCD main display with a great view of machine settings and features is easy to use.
  • Exceptional visibility for enhanced on-site awareness.
  • LED lights as standard configuration for working better at night.

SEM 824F

Lower Operation Cost

  • Integrated hydrostatic oil tank and hydraulic oil tank allow for longer maintenance intervals and reduced maintenance costs.
  • Electric Pressure Override (EPOR) function prevents high-pressure overflow and reduces heat load.

SEM 824F

Leading in Class Serviceability

  • Maintenance-free and lifetime-lubricated idlers and track/carrier rollers provide simplified servicing, providing real value to our customers.
  • The Implement Distribution Valve, featuring a pressure testing port, is installed outside of the hydraulic oil tank for easy access to reduce overall maintenance time.
  • Standard diagnostic description on the display covering both the engine and hystat system allows for quick troubleshooting.
  • Product link as standard configuration convenient for fleet management.
Model
Model824F824F LGP824F CH824F DS824F WH824F FR
Main Specifications
Operating Weight23,730kg27,660kg24,550kg26,920kg28,350kg25,480/28,365/28,440kg
Ground Pressure63kPa38kPa54kPa37kPa39kPa67/63/63kPa
Ground Clearance400mm
Max. Slope30°
Engine
Engine ModelWD12G250E202
Gross Power (ISO 14396)185kW / 248hp
Rated Speed2,100r/min
Powertrain
TypeDual-path, closed loop electronically controlled hydrostatic drive system
Travel Speed-F/RInfinitely variable speeds 0-10 km/h
Steering & BrakeHydrostatic steering; wet, multi-disc brake, Bellville spring actuated and hydraulically released
Blades
Blade TypeSU/SS-LGPU/CoalS-LGPS-WHSU-FR/S/A
Blade Capacity (ISO 9246)6.4/5.8m³5.5m³7.5/9.2m³5.5m³12.7m³8.6/5.8/3.9m³
Blade Width (w/End Bit)3,605/3,700mm4,400mm3,820mm4,400mm4,400mm3,605/3,700/4,365mm
Blade Height1,510mm1,350mm1,420/1,620mm1,350mm1,945mm1,830/1,510/1,105mm
Max. Blade Lift Ground Clearance1,140mm1,165mm1,140mm1,165mm1,165mm1,140/1,140/1,175mm
Max. Blade Digging Depth570mm665mm570mm665mm665mm570/570/550mm
Blade Tilt Height (Middle Hole)520/540mm640mm550mm640mm640mm520/540mm
Blade Weight (w/o Push Arm)1,760/1,645kg1,930kg2,100/2,300kg1,930kg2,300kg1,870/1,645/1,307kg
Minimum Turning Radius4,215mm4,300mm4,500mm4,300mm4,300mm4,215/4,075mm
Undercarriage
Track Shoe Width560mm910mm 915mm660mm915mm 910mm915mm560mm 660mm
Track Shoe Quantity (Each side)404540454540
Track Roller Quantity (Each side)787887
Carrier Roller Quantity (Each side)222222
Hydraulic System
TypeGear Pump, Pilot control
Implement Hydraulic System Pressure19MPa
Multi Shank Ripper
TypeParallelogram//Parallelogram/Parallelogram
Maximum Penetration (Top hole)860mm//860mm/860mm
Maximum Clearance Under Tip (Bottom hole)640mm//640mm/640mm
Weight2,445kg//2,445kg/2,445kg
Single Shank Ripper
TypeParallelogram//Parallelogram/Parallelogram
Maximum Penetration (Top hole)737mm//737mm/737mm
Maximum Clearance Under Tip (Bottom hole)742mm//742mm/742mm
Weight2,320kg//2,320kg/2,320kg

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