The SEM 660 D’s robust construction renders it ideal for handling substantial earthmoving operations. When deployed for hopper feeding and coal loading tasks, the machine is capable of loading more material, completing the job at a faster pace, while consuming less fuel. Furthermore, a variety of work tools are on offer, enhancing the machine’s versatility.
FEATURES & ADVANTAGES
1
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
2
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
3
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 cut off 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
4
Solid Structure & Advanced Cooling System
Structures undergo Finite Element Analysis (FEA) and On Machine Stress Analysis (OMSA) to ensure durability
Performance Series (PS) buckets improve loading capability
Steering robber stopper design provides protection for frame
The standard cooling package provides high reliability in 43°C ambient conditions. An optional package is available for 50°C ambient conditions
Shock pad mounts ensure reliability under severe applications
5
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
6
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
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