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SEM655D

  • Key Specification
  • Advantage
  • Application

    Weichai

    • Rated Payload ： 5,000kg
    • Operating Weight with Standard Bucket ： 16,800kg
    • Bucket Capacity ： 2.7-4.5m³


    Cummins

    • Rated Payload ： 5,000kg
    • Operating Weight with Standard Bucket ： 16,700kg
    • Bucket Capacity ： 2.7-4.5m³
    • High Productivity
    • Best-in-class Reliability and Durability
    • Excellent Fuel Economy
    • Outstanding Operator Comfort
    • Railway / Highway / Airport
    • Port
    • Quarry
    • Municipal Construction
    • Agriculture
    • Water Conservancy / Hydropower
    • Waste
    • Coal
    • Forestry
    • Log Grapple
    • Concrete
    • Tunnel
    • Iron & Steel
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Weichai Engine

  • Low speed engine with E-fan provides increased operating efficiency
  • Enhanced fuel pre-filter eliminates water and contaminant from fuel for best fuel system protection
  • The air cleaner provides machine reliability even in the most severe applications

Cummins Engine

  • Optimized low speed torque capability and machine productivity
  • Strong torque delivery leads to higher breakout force
  • Best-in-class fuel efficiency

Machine Applications

  • The sturdy design of the 655D makes it the perfect machine for large volume earthmoving applications
  • In Hopper feeding and Coal loading applications the 655D can load more, move faster and burn less fuel
  • Multiple work tools are available for increased versatility

Efficient Hydraulic System

  • Twin pump flow merging hydraulic system increases machine efficiency
  • The optimized hydraulic system paired with the drive train reduces machine cycle time and increases productivity
  • Joystick hydraulic control for easy and precise operation

Operator Station

  • Premium operator station with big space and superior visibility
  • Patented MAC mount provides less noise and increased comfort
  • Adjustable suspension seat
  • Sliding side window and AC with fresh air circulation provide operator comfort
  • Single lever shifting is flexible and convenient
  • Adjustable air flow outlet delivers better defrost performance

Reliable Drivetrain

  • Countershaft transmission with upgraded core components provides high reliability
  • Large rim-pull in 1st gear and higher speed in 2nd gear provide high efficiency for load and carry applications
  • Clutch cutoff selection switch ensures stable and safe operation
  • Torque convertor structure is simple and efficiency is high
  • The SEM designed and built axle provides best in class performance in heavy duty applications

Advanced Cooling System

  • The standard cooling package provides high reliability in 50℃ ambient conditions.
  • Shock pad mounts ensure reliability under severe applications

Solid Structure

  • Structures undergo Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to ensure durability
  • Performance Series (PS) buckets improve loading capability

Serviceability

  • System pressure test ports are standard
  • Big angle engine hood side open door provides easy service access
  • Torque convertor is isolated from transmission making it easy to service

Safety

  • Safety design complies with all regulatory requirements
  • Caterpillar Production System (CPS) leveraged in manufacturing process
  • 3-point touching design provides convenient operator entering to cabin
  • Backup alarm ensures machine safety
  • Environmentally friendly painting process
Model
Model SEM655D Weichai SEM655D Cummins SEM655D for EAEU
Main Specifications
Rated Payload 5,000kg 5,000kg 5,000kg
Operating Weight with Standard Bucket 16,800kg 16,700kg 17,022kg
Bucket Capacity 2.7-4.5m³ 2.7-4.5m³ 2.7-4.5m³
Operating Specifications
Breakout Force 168kN 168kN 168kN
Max. Drawbar Force 171kN 171kN 171kN
Transmission
Transmission Gears F4/R4 F4/R4 F4/R4
Torque Converter Type Sigle Stage, 3 Elements Sigle Stage, 3 Elements Sigle Stage, 3 Elements
Max Speed 39km/hr 39km/hr 39km/hr
Maker & Type SEM TR200 SEM TR200 SEM TR200
Axle (Axle, Tire & Brakes)
Rear- oscillation +/- ±11° ±11° ±11°
Engine
Engine Model WD10G Cummins 6LT9.3 WD10G
Rated Power 162kW 162kW 162kW
Rated Speed 2,000r/min 2,000r/min 2,000r/min
Displacement 9.7L 9.2L 9.7L
Emission T2/Stage2 T2/Stage2 T2/Stage2
Implement Hydraulic System
Implement System Type Twin Pump Flow Merging Hydraulic System Twin Pump Flow Merging Hydraulic System Twin Pump Flow Merging Hydraulic System
Hydraulic Cycle Time 9.5s 9.3s 9.5s
System Pressure Setting 17MPa 17Mpa 17Mpa
Raise 5.13s 5.13s 5.13s
Brake System
Service Brake Dry & Caliper, Air to Oil Control Dry & Caliper, Air to Oil Control Dry & Caliper, Air to Oil Control
Parking Brake Drum Type Shoe Brake Drum Type Shoe Brake Drum Type Shoe Brake
Service Refill Capacity
Fuel Tank 260L 260L 260L
Engine Lubricating Oil 21L 21L 21L
Hydraulic System 165L 165L 165L
Transmission Oil 53L 53L 53L
Tires
Size 23.5-25 23.5-25 23.5-25
Type PR16 Bias PR16 Bias PR16 Bias
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SEM WL operation guide
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WL Maintenance
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SEM655D machine styling1

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SEM655D machine styling2

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SEM655D machine styling3

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SEM655D machine styling4

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