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SEM 660D
Product Advantage
Excellent Fuel Economy
Best-in-class Reliabilityand Durability
High Productivity
Outstanding Operation Comfort
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 93 desert type air cleaner provides machine reliability in most severe applications.Oil-bath type oil filter is optional
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
· Relocated hydraulic oil tank ensures hydraulic pump's life
H
Operator Station
·Premium operator station improves cab sealing and visibility
· Sliding side window and AC with fresh air circulation provide operator comfort
•Integrated relays and fuse panel. Single cabin harness connection plug provides easy service access
·Joystick hydraulic control for easy and precise operation
· Multi-function instrument dashboard with 3-level alarm
•Adjustable suspension seat
ReliableDrivetrain
· Countershaft transmission with upgraded core components provides high reliability
·Large rim-pullin 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 equips with 10 calipers (6 for front and 4 for rear),it delivers better brake performance and longer service life
Advanced Cooling System
·The standard cooling package provides high reliability in 4 3 ^ { \circ } \mathsf { C } ambient conditions.An optional package is available for 5 0 ^ { \circ } \complement ambient conditions ·Shock pad mounts ensure reliability under severe applications
Solid Structure
·Structuresundergo Finite Element Analysis (FEA)and OnMachine Stress Analysis (OMSA) to ensure durability ·Performance Series (PS) buckets improve loading capability ·Steering robber stopper design provides protection for frame
Serviceability
·Torque convertor is isolated from transmission making it easy to service
· Simple structure countershaft transmission delivers low maintenance cost
· 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
·It is easy to change brake discs with new split type caliper
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 and beacon ensure machine safety
·Environment-friendly painting process
| Items | SEM660D | Items | SEM660D | |||
| Main Specifications | ||||||
| Rated Load | kg | 6,000 | Model | WD10G240 | ||
| Operating Weight with Standard Bucket | kg | 20,000 | Rated Power | kW | 178 | |
| Bucket Capacity | m3 | 2.8-5.5 | Rated Speed | r/min | 2000 | |
| Wheel Base | mm | 3,350 | Displacement | L | 9.726 | |
| Overall Dimension (outside of tire) | mm | 8,414X3,370X3,458 | Implement Hydraulic | |||
| Operating Specifications | Implement System Type | Single load sensing flow sharing system | ||||
| Breakout Force (GRD) | kN | 183 | Boom Raise Time | 5.3 | ||
| Dump Clearance | mm | 3,048 | HydraulicCycle Time(rated payload) | 9.7 | ||
| Articulated Angle | 。 | 38±1 | System Presure Setting | Mpa | 18 | |
| Transmission | Brake System | |||||
| Transmission Type | Countershat,powershift | Service Brake | Dry& caliper,air to oil control | |||
| T ransmission Gears | F4/R4 | Parking Brake | Drum type shoe brake, springapplied&oil released | |||
| Torque Converter Type | Singlestage3 elements | Steering System | ||||
| Maker & Type | km/h | TR200 | System Type | Flow amplifying | ||
| Forward I/ Reverse l | km/h | 7.4/7.4 | Steering Pump Type | Piston pump | ||
| Forward II/ Reverse Il | km/h | 14/14 | System Presure Setting | Mpa18 | ||
| Forward IlI/ Reverse Ill | km/h | 22/22 | Steering Angle (L/R) | 。 | 38±1 | |
| Forward IV/ Reverse IV | 38/38 | Tires | ||||
| Axle | Size | |||||
| Main Drive Type | Spiral bevel gear,single stage | Type | Bias | |||
| Final Drive Reduction Type | 。 | Planetary type,single stage | Layer | 20 | ||
| Rear - Oscillating +/- | ±11 | Textured Type | L3/E3 | |||
Dimensions
MachineApplications
· SEM66oD can be widely used in port cargo handling, mineral yards, steel mill,and other high productivity demand applications
·In aggregate site, coal loading and construction etc loosen material handling utilization applications, SEM66oD can load more,move faster and burn less
·Multiple work tools for selection
WorkTool Options
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trademarks of Caterpillar (Qingzhou) Ltd.and may not be used without permission.
e Version: September 2024
