308 CR VAB Mini Hydraulic Excavator

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ALL DAY COMFORT

        

  • A sealed and pressurized cab is equipped with an improved air conditioning system, adjustable wrist rests and a suspension seat to help keep you working comfortably all day long.

EASY TO OPERATE

  • Controls are easy to use and the intuitive Next Generation Monitor provides customizable machine operator preferences and easy to read machine information.

STICK STEER TRAVEL MODE

  • Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls with a push of a button. The benefit of less effort and improved control is in your hands!

BIG PERFORMANCE IN A MINI DESIGN

        

  • Increased lifting, swinging, travel and multi-functioning performance helps you get the job done more efficiently, and dig-to-blade allows for easy clean up.

SAFETY ON THE JOB SITE

  • Your safety is our top priority. The Cat Mini Excavator is designed to help keep you safe on the job. A back-up camera, courtesy work lights and a fluorescent retractable seat belt are just a few of the safety features we’ve built into the machine.

SIMPLE SERVICE FOR LESS DOWNTIME

  • Maintenance is quick and easy on the Cat Mini Excavator. Routine check points are easy to access at ground level with grouped service points and robust service panels.

LOWER OPERATING COSTS

  • Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat Mini Excavator was designed with reducing your operating costs in mind.

UNMATCHED DEALER SUPPORT

  • Your Cat dealer is here to help you reach your business goals. From providing equipment solutions to operator training to service needs and beyond, your Cat dealer is ready to help.
Engine
Engine Model Cat C3.3B
Net Power 52.4 kW (70.3 HP)
Weights
Operating Weight 9483 kg (20906 lb)
Blade
Height 431 mm (17 in)
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.
Blade
Width - Standard 2300 mm (90.6 in)
Width - Wide 2450 mm (96.5 in)
Certification - Cab
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997
Top Guard ISO 10262:1998 (Level II)
Dimensions - Long Stick
Boom In Reach 3215 mm (126.6 in)
Boom Swing - Left 503 mm (20 in)
Boom Swing - Right 963 mm (38 in)
Cab Height 2520 mm (99.2 in)
Dig Depth 4644 mm (182.8 in)
Ground Clearance 349 mm (13.7 in)
Maximum Blade Depth 408 mm (16.1 in)
Maximum Blade Height 369 mm (14.5 in)
Maximum Dig Height 7038 mm (277.1 in)
Maximum Dump Clearance 5071 mm (199.6 in)
Maximum Reach 7637 mm (300.7 in)
Maximum Reach - Ground Level 7461 mm (293.7 in)
O/A Shipping Length 6656 mm (262 in)
O/A Track Width 2300 mm (90.6 in)
O/A Undercarriage Length 2892 mm (113.9 in)
Stick Length 2358 mm (92.8 in)
Swing Bearing - Height 735 mm (28.9 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2522 mm (99.3 in)
Vertical Wall 3405 mm (134.1 in)
Dimensions - Standard Stick
Boom In Reach 3059 mm (120.4 in)
Boom Swing - Left 503 mm (20 in)
Boom Swing - Right 963 mm (38 in)
Cab Height 2520 mm (99.2 in)
Dig Depth 4109 mm (161.8 in)
Ground Clearance 349 mm (13.7 in)
Maximum Blade Depth 408 mm (16.1 in)
Maximum Blade Height 369 mm (14.5 in)
Maximum Dig Height 6735 mm (265.2 in)
Maximum Dump Clearance 4759 mm (187.4 in)
Maximum Reach 7141 mm (281.1 in)
Maximum Reach - Ground Level 6949 mm (273.6 in)
O/A Shipping Length 6571 mm (258.7 in)
O/A Track Width 2300 mm (90.6 in)
O/A Undercarriage Length 2892 mm (113.9 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing - Height 735 mm (28.9 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2487 mm (97.9 in)
Vertical Wall 2992 mm (117.8 in)
Dimensions - VAB In
Boom Swing Left 503 mm (20 in)
Boom Swing Right 963 mm (38 in)
Boom in Reach 2853 mm (112.3 in)
Cab Height 2520 mm (99.2 in)
Dig Depth 3925 mm (154.5 in)
Ground Clearance 349 mm (13.7 in)
Maximum Blade Depth 408 mm (16.1 in)
Maximum Blade Height 369 mm (14.5 in)
Maximum Dig Height 5500 mm (216.6 in)
Maximum Dump Clearance 3649 mm (143.7 in)
Maximum Reach 6612 mm (260.3 in)
Maximum Reach at Ground Level 6402 mm (252 in)
Overall Shipping Length 5969 mm (235 in)
Overall Track Width 2300 mm (90.6 in)
Overall Undercarriage Length 2892 mm (113.9 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing Height 735 mm (28.9 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2673 mm (105.2 in)
Vertical Wall 3388 mm (133.4 in)
Dimensions - VAB Out
Boom Swing Left 503 mm (20 in)
Boom Swing Right 963 mm (38 in)
Boom in Reach 2995 mm (117.9 in)
Cab Height 2520 mm (99.2 in)
Dig Depth 3462 mm (136.3 in)
Ground Clearance 349 mm (13.7 in)
Maximum Blade Depth 408 mm (16.1 in)
Maximum Blade Height 369 mm (14.5 in)
Maximum Dig Height 8177 mm (321.9 in)
Maximum Dump Clearance 6396 mm (251.8 in)
Maximum Reach 7919 mm (311.8 in)
Maximum Reach at Ground Level 7750 mm (305.1 in)
Overall Shipping Length 7180 mm (282.7 in)
Overall Track Width 2300 mm (90.6 in)
Overall Undercarriage Length 2892 mm (113.9 in)
Stick Length 1823 mm (71.8 in)
Swing Bearing Height 735 mm (28.9 in)
Tail Swing with Counterweight 1645 mm (64.8 in)
Tail Swing without Counterweight 1450 mm (57.1 in)
Track Belt/Shoe Width 450 mm (17.7 in)
Transport Height 2399 mm (94.5 in)
Vertical Wall 3518 mm (138.5 in)
Engine
Bore 94 mm (3.7 in)
Displacement 3.33 l (203 inu00b3)
Gross Power - ISO 14396 55.4 kW (74.3 HP)
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/1269 53.3 kW (71.5 HP)
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/1269 52.4 kW (70.3 HP)
Stroke 120 mm (4.7 in)
Hydraulic System
Auxiliary Circuit - Primary - Flow 131 l/min (35 gal/min)
Auxiliary Circuit - Primary - Pressure 285 bar (4134 psi)
Auxiliary Circuit - Secondary - Flow 33 l/min (9 gal/min)
Auxiliary Circuit - Secondary - Pressure 285 bar (4134 psi)
Digging Force - Bucket 62 kN (13946 lb)
Digging Force - Stick - Long 35.7 kN (8032 lb)
Digging Force - Stick - Standard 40.9 kN (9205 lb)
Operating Pressure - Equipment 285 bar (4134 psi)
Operating Pressure - Swing 250 bar (3626 psi)
Operating Pressure - Travel 285 bar (4134 psi)
Pump Flow at 2,400 rpm 167 l/min (44 gal/min)
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Service Refill Capacities
Cooling System 10 l (2.6 gal (US))
Engine Oil 11.2 l (3 gal (US))
Fuel Tank 147 l (39 gal (US))
Hydraulic System 107 l (28 gal (US))
Hydraulic Tank 53 l (14 gal (US))
Sound
Average Exterior Sound Pressure (ISO 6395:2008) 99 dB(A) (99 dB(A))
Note European Union Directive u201c2000/14/ECu201d
Operator Sound Pressure (ISO 6396:2008) 72 dB(A) (72 dB(A))
Swing System
Machine Swing Speed 10.6 r/min (10.6 r/min)
Travel System
Gradeability - Maximum 30 degrees
Ground Pressure - Maximum Weight 41.16 kPa (6 psi)
Ground Pressure - Minimum Weight 35.36 kPa (5 psi)
Maximum Traction Force - High Speed 27.8 kN (6250 lb)
Maximum Traction Force - Low Speed 67.5 kN (15175 lb)
Travel Speed - High 5.1 km/h (3.2 mile/h)
Travel Speed - Low 3.1 km/h (1.9 mile/h)
Weight Increase from Minimum Configuration
Counterweight 250 kg (552 lb)
Long Stick 66 kg (146 lb)
Steel Tracks with Pads 330 kg (728 lb)
Weights
Maximum Operating Weight with Cab* 9483 kg (20906 lb)
Maximum Operating Weight with Cab** 9380 kg (20678 lb)
Minimum Operating Weight with Cab* 8146 kg (17960 lb)
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.

Standard 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)
    • Ecology Drain
  • HYDRAULICS
    • Smart Tech Electronic Pump
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
    • Power On Demand
    • Hydraulic Temperature Monitoring
    • Certified Accumulator
    • Hydro Advanced Hydraulic Oil
  • OPERATOR ENVIRONMENT
    • Sealed and Pressurized Cab
    • Operator Sound Pressure 72 dB(A) ISO 6396:2008
    • 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
    • 12V Power Socket
    • Radio – Bluetooth®, USB, Auxiliary, Microphone
    • Skylight
    • Mounting Bosses for Top and Front Guards
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Top Guard – ISO 10262:1998 (Level II)
    • 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
  • UNDERCARRIAGE
    • Greased and Lubricated Track
    • Hydraulic Track Adjusters
    • Tie Down Eyes on Track Frame
    • Dozer Blade
    • Dozer Float
    • Bolt-on, Reversible Wear Edge
    • Rubber Tracks
  • BOOM, STICK AND LINKAGES
    • 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)
  • ELECTRICAL
    • 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

  • OPERATOR ENVIRONMENT
    • Rain Visor
    • Air Suspension Heated Seat
  • ELECTRICAL
    • Rearview Camera
    • Rotating Beacon
  • OTHER
    • Attachments including Buckets, Augers and Hammers
    • Steel Tracks (450 mm/17.7 in wide)
    • Steel Track with Rubber Pads
    • Wide Steel Tracks (600 mm/23.6 in)
    • Wide Dozer Blade
    • 2nd Auxiliary Hydraulic Lines
    • 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)

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