Cat Excavators:
308 CR Mini Hydraulic Excavator
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- Net Power
- 69.5 HP
- Operating Weight
- 20077 lb
- Dig Depth
- 182.8 in
- Engine Model
- Cat C3.3B
The Cat® 308 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
Product Specs
-
Engine
- Net Power
- 69.5HP
- Engine Model
- Cat C3.3B
- Stroke
- 4.7in
- Bore
- 3.7in
- Displacement
- 203in³
- Gross Power - ISO 14396
- 74.3HP
- Gross Power - SAE J1995
- 74.3HP
-
Weights
- Operating Weight
- 20077lb
- 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.
-
Dimensions - Long Stick
- Dig Depth
- 182.8in
- Boom Swing - Left
- 23.8in
- Maximum Dig Height
- 277.1in
- Overall Shipping Length - with Counterweight
- 6872 mm (270.6 in)***
- Maximum Blade Height
- 14.6in
- Track Belt/Shoe Width
- 17.7in
- O/A Undercarriage Length
- 113.4in
- Maximum Dump Clearance
- 199.7in
- Boom Swing - Right
- 36.8in
- Maximum Blade Depth
- 16in
- Maximum Reach
- 300.7in
- Maximum Reach - Ground Level
- 293.7in
- O/A Shipping Length
- 262in
- Boom In Reach
- 126.6in
- Swing Bearing - Height
- 29.7in
- O/A Track Width
- 90.6in
- Vertical Wall
- 134in
-
Blade
- Height
- 17in
-
Swing System
- Machine Swing Speed
- 10.6r/min
- Boom Swing - Right
- 50 degrees
- Boom Swing - Left
- 60 degrees
-
Hydraulic System
- Digging Force - Bucket
- 13946lb
- Operating Pressure - Travel
- 4134psi
- Operating Pressure - Swing
- 3626psi
- Operating Pressure - Equipment
- 4134psi
- Digging Force - Stick - Long
- 8032lb
- Type
- Load Sensing Hydraulics with Variable Displacement Piston Pump
- Pump Flow at 2,400 rpm
- 44gal/min
- Digging Force - Stick - Standard
- 9509lb
- Note
- Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
-
Dimensions - Standard Stick
- Cab Height
- 100in
- Vertical Wall
- 117.8in
- Boom In Reach
- 120.4in
- Boom Swing - Right
- 36.8in
- Track Belt/Shoe Width
- 17.7in
- Maximum Reach
- 281.1in
- Maximum Blade Height
- 14.6in
- Boom Swing - Left
- 23.8in
- Maximum Blade Depth
- 16in
- O/A Track Width
- 90.6in
- Maximum Dig Height
- 265.2in
- Maximum Dump Clearance
- 187.4in
- Maximum Reach - Ground Level
- 273.6in
- O/A Undercarriage Length
- 113.4in
- Swing Bearing - Height
- 29.7in
- Dig Depth
- 161.7in
- O/A Shipping Length
- 259in
-
Service Refill Capacities
- Fuel Tank
- 39gal (US)
- Hydraulic System
- 29gal (US)
- Hydraulic Tank
- 14gal (US)
- Cooling System
- 2.6gal (US)
- Engine Oil
- 3gal (US)
-
Travel System
- Maximum Traction Force - High Speed
- 6250lb
- Travel Speed - High
- 3.2mile/h
- Travel Speed - Low
- 1.9mile/h
- Maximum Traction Force - Low Speed
- 15175lb
- Gradeability - Maximum
- 30 degrees
-
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.
-
Sound
- Note
- European Union Directive "2000/14/EC"
Equipment
-
- Engine
-
- Cat C3.3B Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
- Automatic Engine Idle
- Automatic Engine Shutdown
- Automatic Swing Brake
- Automatic Two Speed Travel
- Fuel Water Separator with Indicator
- Radial Seal – Double Element Air Filter
- Extended Life Coolant, –37° C (–35° F)
-
- Hydraulics
-
- Electronic Variable Displacement Piston Pump
- Load Sensing/Flow Sharing Hydraulics
- Power On Demand
- Hydraulic Temperature Monitoring
- Certified Accumulator
- HYDO Advanced Hydraulic Oil
-
- Operator Environment
-
- Top Guard ISO 10262 1998 Level I
- ROPS ISO 12117-2:2008
- Stick Steer Mode
- Travel Cruise Control
- Control Pattern Changer
- Adjustable Wrist Rests
- Molded Footrests
- Removable, Washable Floor Mat
- Travel Pedals and Hand Levers
- Cat Key with Passcode Option
- HVAC with Automatic Temperature Control
- Hydraulic Lockout Controls
- Integrated Lower Front Window
- Assisted Front Window Overhead Storage
- Rear Window Emergency Exit
- Fabric, High Back, Suspension Seat
- Retractable Seat Belt (75 mm/3 in)
- Coat Hook
- Cup Holder
- LED Interior Light
- Literature Holder
- Mounting Bosses for Top and Front Guards
- 12V Power Socket
- Radio – Bluetooth, Auxiliary, Microphone, USB (charging only)
- Skylight
- Signaling/Warning Horn
- Cab and (left side) Boom Work Lights
- Utility Space for Mobile Phone
- Next Generation Color LCD Monitor (IP66)
– Jog Dial Interface
– Fuel Level and Coolant Temperature Gauges
– Maintenance and Machine Monitoring
– Performance and Machine Adjustments
– Numeric Security Code
– Multiple Languages
– Camera Ready (IP68 & IP69K)
– Hour Meter with Wake Up Switch
-
- Undercarriage
-
- Greased and Lubricated Track
- Tie Down Eyes on Track Frame
- Dozer Blade
- Dozer Float
- Bolt-on, Reversible Wear Edge
-
- Boom, Stick And Linkages
-
- One Piece Boom (3400 mm/133.9 in)
- Standard Stick (1820 mm/71.7 in)
- Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler (not available in all regions)
- Thumb Ready (not available in all regions)
-
- Electrical
-
- 12 Volt Electrical System
- 60 Ampere Alternator
- Circuit Breaker
- 900 CCA Maintenance Free Battery
- Battery Disconnect
- Ignition Key Stop Switch
-
- Other
-
- Locks on External Enclosure Doors
- Lockable Fuel Cap
- Beacon Socket
- Rear Reflectors
-
- Operator Environment
-
- Push to Start with Bluetooth® Key
- Air Suspension Heated Seat
- Rain Visor
- Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
– Touch Screen
– Site Reference System
– High Definition Camera Capable (IP68 & IP69K)
– Numeric Security Code
-
- Undercarriage
-
- Wide Dozer Blade
- Steel Tracks (450 mm/17.7 in wide)
- Wide Steel Tracks (600 mm/23.6 in)
- Steel Track with Rubber Pads
- Track Guides
-
- Boom, Stick And Linkages
-
- Long Stick (2360 mm/92.9 in)
- Attachments including Buckets, Augers and Hammers
- 2nd Auxiliary Hydraulic Lines
- Boom Lowering Check Valve
- Stick Lowering Check Valve
- Certified Lifting Eye
-
- Electrical
-
- Product Link™ Elite (regulations apply)
- Travel Alarm
- Rearview Camera
- Rotating Beacon
-
- Guarding
-
- Mesh Front Guard ISO 10262 1998 Level I
- Heavy Duty Front Guard ISO 10262 1998 Level II
- Overhead Cab Guard ISO 10262 1998 Level II
- Polycarbonate Front Window EN356 P5A
- Track Guards
-
- Other
-
- Additional Counterweight
- Water Jacket Heater
- Refueling Pump
- Variable Angle Boom (refer to 308 CR VAB brochure for VAB specs and additional information)