308 CR VAB Mini Hydraulic Excavator
Product description
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.
Engine
- Net Power - 69.5HP
- Gross Power - SAE J1995 - 74.3HP
- Net Power - 2,200 rpm - ISO 9249:2007, 80/1269/EEC - 69.5HP
- Displacement - 203in³
- Note - Net power advertised is the power available at the flywheel when the engine is equipped with air cleaner, exhaust system and fan.
- Bore - 3.7in
- Stroke - 4.7in
- Engine Model - U.S. EPA Tier 4 Final/EU Stage V - Cat® C3.3B
Weights
- Operating Weight - 20385lb
- Maximum Operating Weight with Standard Stick** - 20385lb
- Minimum Operating Weight with Standard Stick* - 19084lb
- Note (1) - *Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, blade, and no bucket.
- Note (2) - **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, blade, and no bucket.
Dimensions - VAB In
- Dig Depth - 150.2in
- Tail Swing with Counterweight - 62.4in
- Maximum Blade Height - 14.6in
- Track Belt/Shoe Width - 17.7in
- Maximum Dump Clearance - 135.8in
- Vertical Wall - 99.2in
- Boom in Reach - 122.8in
- Ground Clearance - 13.8in
- Swing Bearing Height - 29.8in
- Boom Swing Right - 37in
- Overall Track Width - 90.6in
- Overall Shipping Length - 253.9in
- Transport Height - 97.4in
- Cab Height - 100in
- Overall Undercarriage Length - 113.4in
- Maximum Reach - 256.5in
- Tail Swing without Counterweight - 57.1in
- Maximum Reach at Ground Level - 248in
- Stick Length - 71.7in
- Maximum Blade Depth - 16in
- Boom Swing Left - 24in
- Maximum Dig Height - 205.5in
Blade
- Height - 17in
- Width - Wide - 96.5in
- Width - Standard - 90.6in
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.
Service Refill Capacities
- Fuel Tank - 39gal (US)
- Engine Oil - 3gal (US)
- Cooling System - 2.6gal (US)
- Hydraulic System - 29gal (US)
- Hydraulic Tank - 14gal (US)
Weight Increase from Minimum Configuration
- Counterweight - 552lb
- Steel Tracks with Pads - 752lb
Travel System
- Ground Pressure - Maximum Weight - 5.9psi
- Ground Pressure - Minimum Weight - 5.5psi
- Maximum Traction Force - High Speed - 6250lbf
- Travel Speed - Low - 1.9mile/h
- Travel Speed - High - 3.2mile/h
- Gradeability - Maximum - 30 degrees
- Maximum Traction Force - Low Speed - 15175lbf
Hydraulic System
- Maximum Auxiliary Circuit - Primary - Pressure at Pump - 4134psi
- Maximum Auxiliary Circuit - Secondary - Pressure at Pump - 4134psi
- Maximum Auxiliary Circuit - Primary - Flow at Pump - 35gal/min
- Maximum Auxiliary Circuit - Secondary - Flow at Pump - 9gal/min
- Digging Force - Bucket - 13946lbf
- Operating Pressure - Equipment - 4134psi
- Pump Flow at 2,400 rpm - 44gal/min
- Operating Pressure - Travel - 4134psi
- Digging Force - Stick - Standard - 9509lbf
- Type - Load Sensing Hydraulics with Variable Displacement Piston Pump
- Operating Pressure - Swing - 3626psi
- Note - Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Sound
- Operator Sound Pressure (ISO 6396:2008) - 72dB(A)
- Average Exterior Sound Pressure (ISO 6395:2008) - 99dB(A)
- Note - European Union Directive "2000/14/EC"
Dimensions - VAB Out
- Dig Depth - 136.2in
- Overall Shipping Length - 253.9in
- Stick Length - 71.7in
- Track Belt/Shoe Width - 17.7in
- Swing Bearing Height - 29.8in
- Maximum Blade Depth - 16in
- Maximum Reach at Ground Level - 303.7in
- Transport Height - 97.4in
- Boom in Reach - 106.7in
- Overall Undercarriage Length - 113.4in
- Maximum Reach - 310.4in
- Maximum Dump Clearance - 247.4in
- Ground Clearance - 13.8in
- Vertical Wall - 146.7in
- Tail Swing with Counterweight - 62.4in
- Tail Swing without Counterweight - 57.1in
- Boom Swing Left - 24in
- Maximum Blade Height - 14.6in
- Cab Height - 100in
- Maximum Dig Height - 322in
- Boom Swing Right - 37in
- Overall Track Width - 90.6in
Sustainability
- Recyclability - 96%
Swing System
- Machine Swing Speed - 10.6r/min
- Boom Swing - Right - 50 degrees
- Boom Swing - Left - 60 degrees
Certification - Cab and Canopy
- Roll Over Protective Structure (ROPS) - ISO 12117-2:2008
- Tip Over Protective Structure (TOPS) - ISO 12117:1997
- Top Guard - ISO 10262:1998 (Level II)
Standard Equipment:
-
- Engine
-
- Cat C3.3 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)
- Ecology Drain
-
- Hydraulics
-
- Smart Tech Electronic Pump
- 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
- Sealed and Pressurized Cab
- 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
- Hydraulic Track Adjusters
- Tie Down Eyes on Track Frame
- Dozer Blade
- Dozer Float
- Bolt-on, Reversible Wear Edge
-
- Boom, Stick And Linkages
-
- Variable Angle Boom
- 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
Optional Equipment:
-
- 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
-
- 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