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Cat Mini Excavator 308 CR VAB

Cat Mini Excavator 308 CR VAB

Operating weight(kg):
20906.0 lb 9483.0 kg
Travel speed(km/h), low / high:
1.9 mile/h 3.1 km/h;3.2 mile/h 5.1 km/h
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Product Feature

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.

Product Parameter

Overview

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

Units:

Engine ModelCat C3.3B Cat C3.3BLess
Net Power70.3 HP 52.4 kWLess
Bore3.7 in 94.0 mmLess
Displacement203.0 in³ 3.33 lLess
Gross Power - ISO 1439674.3 HP 55.4 kWLess
Rated Net Power - 2,200 rpm - EU Stage V - ISO 9249/EEC 80/126971.5 HP 53.3 kWLess
Rated Net Power - 2,200 rpm - U.S. EPA Tier 4 Final - ISO 9249/EEC 80/126970.3 HP 52.4 kWLess
Stroke4.7 in 120.0 mmLess

Weights

Operating Weight20906.0 lb 9483.0 kgLess
Maximum Operating Weight with Cab*20906.0 lb 9483.0 kgLess
Maximum Operating Weight with Cab**20678.0 lb 9380.0 kgLess
Minimum Operating Weight with Cab*17960.0 lb 8146.0 kgLess
Note*Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, standard stick, blade and no bucket. *Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, standard stick, blade and no bucket.Less
Note (1)*Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket. *Minimum Weight is based on rubber tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.Less
Note (2)**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket. **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.Less

Blade

Height17.0 in 431.0 mmLess
Width - Standard90.6 in 2300.0 mmLess
Width - Wide96.5 in 2450.0 mmLess

Air Conditioning System

Air ConditioningThe 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. 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.Less

Certification - Cab

Roll Over Protective Structure (ROPS)ISO 12117-2:2008 ISO 12117-2:2008Less
Tip Over Protective Structure (TOPS)ISO 12117:1997 ISO 12117:1997Less
Top GuardISO 10262:1998 (Level II) ISO 10262:1998 (Level II)Less

Dimensions - Long Stick

Boom In Reach126.6 in 3215.0 mmLess
Boom Swing - Left20.0 in 503.0 mmLess
Boom Swing - Right38.0 in 963.0 mmLess
Cab Height99.2 in 2520.0 mmLess
Dig Depth182.8 in 4644.0 mmLess
Ground Clearance13.7 in 349.0 mmLess
Maximum Blade Depth16.1 in 408.0 mmLess
Maximum Blade Height14.5 in 369.0 mmLess
Maximum Dig Height277.1 in 7038.0 mmLess
Maximum Dump Clearance199.6 in 5071.0 mmLess
Maximum Reach300.7 in 7637.0 mmLess
Maximum Reach - Ground Level293.7 in 7461.0 mmLess
O/A Shipping Length262.0 in 6656.0 mmLess
O/A Track Width90.6 in 2300.0 mmLess
O/A Undercarriage Length113.9 in 2892.0 mmLess
Stick Length92.8 in 2358.0 mmLess
Swing Bearing - Height28.9 in 735.0 mmLess
Tail Swing with Counterweight64.8 in 1645.0 mmLess
Tail Swing without Counterweight57.1 in 1450.0 mmLess
Track Belt/Shoe Width17.7 in 450.0 mmLess
Transport Height99.3 in 2522.0 mmLess
Vertical Wall134.1 in 3405.0 mmLess

Dimensions - Standard Stick

Boom In Reach120.4 in 3059.0 mmLess
Boom Swing - Left20.0 in 503.0 mmLess
Boom Swing - Right38.0 in 963.0 mmLess
Cab Height99.2 in 2520.0 mmLess
Dig Depth161.8 in 4109.0 mmLess
Ground Clearance13.7 in 349.0 mmLess
Maximum Blade Depth16.1 in 408.0 mmLess
Maximum Blade Height14.5 in 369.0 mmLess
Maximum Dig Height265.2 in 6735.0 mmLess
Maximum Dump Clearance187.4 in 4759.0 mmLess
Maximum Reach281.1 in 7141.0 mmLess
Maximum Reach - Ground Level273.6 in 6949.0 mmLess
O/A Shipping Length258.7 in 6571.0 mmLess
O/A Track Width90.6 in 2300.0 mmLess
O/A Undercarriage Length113.9 in 2892.0 mmLess
Stick Length71.8 in 1823.0 mmLess
Swing Bearing - Height28.9 in 735.0 mmLess
Tail Swing with Counterweight64.8 in 1645.0 mmLess
Tail Swing without Counterweight57.1 in 1450.0 mmLess
Track Belt/Shoe Width17.7 in 450.0 mmLess
Transport Height97.9 in 2487.0 mmLess
Vertical Wall117.8 in 2992.0 mmLess

Dimensions - VAB In

Boom Swing Left20.0 in 503.0 mmLess
Boom Swing Right38.0 in 963.0 mmLess
Boom in Reach112.3 in 2853.0 mmLess
Cab Height99.2 in 2520.0 mmLess
Dig Depth154.5 in 3925.0 mmLess
Ground Clearance13.7 in 349.0 mmLess
Maximum Blade Depth16.1 in 408.0 mmLess
Maximum Blade Height14.5 in 369.0 mmLess
Maximum Dig Height216.6 in 5500.0 mmLess
Maximum Dump Clearance143.7 in 3649.0 mmLess
Maximum Reach260.3 in 6612.0 mmLess
Maximum Reach at Ground Level252.0 in 6402.0 mmLess
Overall Shipping Length235.0 in 5969.0 mmLess
Overall Track Width90.6 in 2300.0 mmLess
Overall Undercarriage Length113.9 in 2892.0 mmLess
Stick Length71.8 in 1823.0 mmLess
Swing Bearing Height28.9 in 735.0 mmLess
Tail Swing with Counterweight64.8 in 1645.0 mmLess
Tail Swing without Counterweight57.1 in 1450.0 mmLess
Track Belt/Shoe Width17.7 in 450.0 mmLess
Transport Height105.2 in 2673.0 mmLess
Vertical Wall133.4 in 3388.0 mmLess

Dimensions - VAB Out

Boom Swing Left20.0 in 503.0 mmLess
Boom Swing Right38.0 in 963.0 mmLess
Boom in Reach117.9 in 2995.0 mmLess
Cab Height99.2 in 2520.0 mmLess
Dig Depth136.3 in 3462.0 mmLess
Ground Clearance13.7 in 349.0 mmLess
Maximum Blade Depth16.1 in 408.0 mmLess
Maximum Blade Height14.5 in 369.0 mmLess
Maximum Dig Height321.9 in 8177.0 mmLess
Maximum Dump Clearance251.8 in 6396.0 mmLess
Maximum Reach311.8 in 7919.0 mmLess
Maximum Reach at Ground Level305.1 in 7750.0 mmLess
Overall Shipping Length282.7 in 7180.0 mmLess
Overall Track Width90.6 in 2300.0 mmLess
Overall Undercarriage Length113.9 in 2892.0 mmLess
Stick Length71.8 in 1823.0 mmLess
Swing Bearing Height28.9 in 735.0 mmLess
Tail Swing with Counterweight64.8 in 1645.0 mmLess
Tail Swing without Counterweight57.1 in 1450.0 mmLess
Track Belt/Shoe Width17.7 in 450.0 mmLess
Transport Height94.5 in 2399.0 mmLess
Vertical Wall138.5 in 3518.0 mmLess

Hydraulic System

Auxiliary Circuit - Primary - Flow35.0 gal/min 131.0 l/minLess
Auxiliary Circuit - Primary - Pressure4134.0 psi 285.0 barLess
Auxiliary Circuit - Secondary - Flow9.0 gal/min 33.0 l/minLess
Auxiliary Circuit - Secondary - Pressure4134.0 psi 285.0 barLess
Digging Force - Bucket13946.0 lb 62.0 kNLess
Digging Force - Stick - Long8032.0 lb 35.7 kNLess
Digging Force - Stick - Standard9205.0 lb 40.9 kNLess
Operating Pressure - Equipment4134.0 psi 285.0 barLess
Operating Pressure - Swing3626.0 psi 250.0 barLess
Operating Pressure - Travel4134.0 psi 285.0 barLess
Pump Flow at 2,400 rpm44.0 gal/min 167.0 l/minLess
TypeLoad Sensing Hydraulics with Variable Displacement Piston Pump Load Sensing Hydraulics with Variable Displacement Piston PumpLess

Service Refill Capacities

Cooling System2.6 gal (US) 10.0 lLess
Engine Oil3.0 gal (US) 11.2 lLess
Fuel Tank39.0 gal (US) 147.0 lLess
Hydraulic System28.0 gal (US) 107.0 lLess
Hydraulic Tank14.0 gal (US) 53.0 lLess

Sound

Average Exterior Sound Pressure (ISO 6395:2008)99.0 dB(A) 99.0 dB(A)Less
NoteEuropean Union Directive “2000/14/EC” European Union Directive “2000/14/EC”Less
Operator Sound Pressure (ISO 6396:2008)72.0 dB(A) 72.0 dB(A)Less

Swing System

Machine Swing Speed10.6 r/min 10.6 r/minLess

Travel System

Gradeability - Maximum30 degrees 30 degreesLess
Ground Pressure - Maximum Weight6.0 psi 41.16 kPaLess
Ground Pressure - Minimum Weight5.0 psi 35.36 kPaLess
Maximum Traction Force - High Speed6250.0 lb 27.8 kNLess
Maximum Traction Force - Low Speed15175.0 lb 67.5 kNLess
Travel Speed - High3.2 mile/h 5.1 km/hLess
Travel Speed - Low1.9 mile/h 3.1 km/hLess

Weight Increase from Minimum Configuration

Counterweight552.0 lb 250.0 kgLess
Long Stick146.0 lb 66.0 kgLess
Steel Tracks with Pads728.0 lb


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