Wheel Loader SEM656D

  • Increases low speed torque capability and improves wheel loader productivity
  • Strong torque delivery leads to higher breakout force
  • Maximized fuel efficiency over a range of wheel loader operating duty cycles with over 5% better fuel economy
Rated Load  5,000kg
Operating Weight 16,900kg
Bucket Capacity 3.1 m³ GP –   4.5 m³ CB

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Machine Applications

The sturdy design of the SEM 656D makes it the perfect machine for port cargo handling, mineral yards, steel mills and other high demand applications In Quarry and Aggregate and Coal Mining applications the 656D can load more, move faster and burn less fuel Multiple work tools are available for increased versatility

Optimized 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

Efficient Hydraulic System

The advanced load sensing hydraulic system with flow sharing circuits improves efficiency World Class hydraulic components ensure high reliability The optimized hydraulic system paired with the drive train reduces machine cycle time and increases productivity

Operator Station

Premium operator station with increased space and superior visibility Sliding side window and AC with fresh air circulation provide operator comfort Joystick hydraulic control for easy and precise operation Multi-function instrument dashboard with 3-level alarm Adjustable suspension seat

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 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

Centralized lubrication points reduce maintenance time System pressure test ports are standard Easy access to external air charge connecting port Engine hood grill opens for easy service access Torque convertor is isolated from transmission making it easy to service

Safety

Safety design complies with all regulatory requirements Machine is designed with 3 points of contact to ensure operator safety A backup alarm, horn and beacon ensure operational safety with ground personnel Caterpillar Production System (CPS) leveraged in manufacturing process Environmentally friendly painting process
Item Unit Params
Main Specifications
Rated Load kg 5000
Operating Weight with Standard Bucket kg 16900
Bucket Capacity m³ 2.7-4.5
Wheel Base mm 3300
Overall Dimension mm 8279*2963*3457
Engine
Model Weichai WD10G
Rated Power 162 Kw
Rated Speed r/min 2000
Displacement L 9.726
Operating Specifications
Breakout Force kN 178
Dump Clearance mm 3113
Articulated Angle ° 38±1 °
Implement Hydraulic
Implement System Type Single load sensing flow sharing system
Boom Raise Time s 5.13
Hydraulic Cycle Time s 9.3
System Presure Setting MPa 18
Transmission
Type Countershaft
Transmission Gears F4/R4
Torque Converter Type Sigle stage 3 elements
Maker & Type TR200
Forward I/ Reverse I km/h 7.8/7.8
Forward II/ Reverse II km/h 15/15
Forward III/ Reverse III km/h 22/22
Forward IV/ Reverse IV km/h 39/39
Brake System
Service Brake Dry & caliper, air to oil control
Parking Brake Drum type shoe brake, spring applied & oil released
Steering System
System Type Flow Amplifying
Steering Pump Type Piston pump
System Presure Setting Mpa 16
Steering Angle (L/R) ° 38±1 °
Axle SO32
Main Drive Type Spiral bevel gear, single stage
Final Drive Reduction Type Planetary type, singe stage
Rear - Oscillating +/- ° ±11 °
Tires
Size 23.5-25
Type Bias
Layer 16
Textured Type L3/E3