308 CR VAB Mini Hydraulic Excavator
The Cat® 308 CR Variable Angle Boom (VAB) Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications. The Variable Angle Boom provides the maximum in linkage flexibility in tight applications.
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Engine
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- Engine Model
- Cat C3.3B
- Net Power
- 70.3HP
- Bore
- 3.7in
- Displacement
- 203in³
- Gross Power - ISO 14396
- 74.3HP
- Stroke
- 4.7in
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Weights
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- Operating Weight
- 20906lb
- Note
- *Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, standard stick, blade and no bucket.
- Note (1)
- *Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
- Note (2)
- **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
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Blade
-
- Height
- 17in
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Air Conditioning System
-
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
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Dimensions - VAB Out
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- Overall Track Width
- 90.6in
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Dimensions - Long Stick
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- Boom In Reach
- 126.6in
- Boom Swing - Left
- 20in
- Boom Swing - Right
- 38in
- Dig Depth
- 182.8in
- Maximum Blade Depth
- 16.1in
- Maximum Blade Height
- 14.5in
- Maximum Dig Height
- 277.1in
- Maximum Dump Clearance
- 199.6in
- Maximum Reach
- 300.7in
- Maximum Reach - Ground Level
- 293.7in
- O/A Shipping Length
- 262in
- O/A Track Width
- 90.6in
- O/A Undercarriage Length
- 113.9in
- Swing Bearing - Height
- 28.9in
- Track Belt/Shoe Width
- 17.7in
- Vertical Wall
- 134.1in
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Dimensions - Standard Stick
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- Boom In Reach
- 120.4in
- Boom Swing - Left
- 20in
- Boom Swing - Right
- 38in
- Cab Height
- 99.2in
- Dig Depth
- 161.8in
- Maximum Blade Depth
- 16.1in
- Maximum Blade Height
- 14.5in
- Maximum Dig Height
- 265.2in
- Maximum Dump Clearance
- 187.4in
- Maximum Reach
- 281.1in
- Maximum Reach - Ground Level
- 273.6in
- O/A Shipping Length
- 258.7in
- O/A Track Width
- 90.6in
- O/A Undercarriage Length
- 113.9in
- Swing Bearing - Height
- 28.9in
- Track Belt/Shoe Width
- 17.7in
- Vertical Wall
- 117.8in
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Hydraulic System
-
- Digging Force - Bucket
- 13946lb
- Digging Force - Stick - Long
- 8032lb
- Digging Force - Stick - Standard
- 9205lb
- Operating Pressure - Equipment
- 4134psi
- Operating Pressure - Swing
- 3626psi
- Operating Pressure - Travel
- 4134psi
- Pump Flow at 2,400 rpm
- 44gal/min
- Type
- Load Sensing Hydraulics with Variable Displacement Piston Pump
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Service Refill Capacities
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- Cooling System
- 2.6gal (US)
- Engine Oil
- 3gal (US)
- Fuel Tank
- 39gal (US)
- Hydraulic System
- 28gal (US)
- Hydraulic Tank
- 14gal (US)
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Sound
-
- Note
- European Union Directive “2000/14/EC”
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Swing System
-
- Machine Swing Speed
- 10.6r/min
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Travel System
-
- Gradeability - Maximum
- 30 degrees
- Maximum Traction Force - High Speed
- 6250lb
- Maximum Traction Force - Low Speed
- 15175lb
- Travel Speed - High
- 3.2mile/h
- Travel Speed - Low
- 1.9mile/h
Standard Equipment:
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- Engine
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- Automatic Engine Shutdown
- Cat C3.3B Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
- Fuel Water Separator with Indicator
- Automatic Two Speed Travel
- Automatic Swing Brake
- Automatic Engine Idle
- Ecology Drain
- Radial Seal – Double Element Air Filter
- Extended Life Coolant, –37° C (–35° F)
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- Hydraulics
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- Power On Demand
- Certified Accumulator
- Variable Displacement Piston Pump
- Load Sensing/Flow Sharing Hydraulics
- Hydro Advanced Hydraulic Oil
- Hydraulic Temperature Monitoring
- Smart Tech Electronic Pump
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- Operator Environment
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- Rear Window Emergency Exit
- Molded Footrests
- Hydraulic Lockout Controls
- LED Interior Light
- Travel Cruise Control
- 12V Power Socket
- Removable, Washable Floor Mat
- Assisted Front Window Overhead Storage
- Operator Sound Pressure 72 dB(A) ISO 6396:2008
- Top Guard – ISO 10262:1998 (Level II)
- Integrated Lower Front Window
- Sealed and Pressurized Cab
- Cat Key with Passcode Option
- Literature Holder
- Mounting Bosses for Top and Front Guards
- ROPS – ISO 12117-2:2008
- HVAC with Automatic Temperature Control
- Stick Steer Mode
- Fabric, High Back, Suspension Seat
- Color LCD Monitor
– Fuel Level and Coolant Temperature Gauges
– Maintenance and Machine Monitoring
– Performance and Machine Adjustments
– Numeric Security Code
– Multiple Languages
– Camera Ready
– Hour Meter with Wake Up Switch
– Jog Dial Control Interface - Radio – Bluetooth®, USB, Auxiliary, Microphone
- Cup Holder
- Retractable Seat Belt (75 mm/3 in)
- Adjustable Wrist Rests
- Skylight
- TOPS – ISO 12117:1997
- Travel Pedals and Hand Levers
- Coat Hook
- Control Pattern Changer
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- Undercarriage
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- Dozer Blade
- Greased and Lubricated Track
- Hydraulic Track Adjusters
- Tie Down Eyes on Track Frame
- Dozer Float
- Bolt-on, Reversible Wear Edge
- Rubber Tracks
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- Boom, Stick And Linkages
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- Variable Angle Boom
- Standard Stick (1823 mm/71.8 in)
- Front Shovel Capable (Pin-On/Manual Coupler/Hydraulic Coupler – not available in all regions)
- Thumb Ready (not available in all regions)
- Certified Lifting Eye (not available in all regions)
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- Electrical
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- 12 Volt Electrical System
- 90 Ampere Alternator
- 850 CCA Maintenance Free Battery
- Circuit Breaker
- Ignition Key Stop Switch
- Signaling/Warning Horn
- Product Link™ Elite Lite (regulations apply)
Optional Equipment:
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- Operator Environment
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- Rain Visor
- Air Suspension Heated Seat
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- Electrical
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- Rotating Beacon
- Rearview Camera
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- Other
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- 2nd Auxiliary Hydraulic Lines
- Wide Dozer Blade
- Wide Steel Tracks (600 mm/23.6 in)
- Steel Track with Rubber Pads
- Attachments including Buckets, Augers and Hammers
- Steel Tracks (450 mm/17.7 in wide)
- Boom and Stick Hose Burst Check Valves
- Bucket Linkage with Lift Eye
- Track Guides
- Water Jacket Heater
- Refueling Pump
- Cab Guarding
- Travel Alarm (standard in some regions)
