Excavators
306 CR Mini Hydraulic Excavator
-
Net Power55.9 hp
-
Engine ModelCat C2.4 Turbo
-
Gross Power57.9 hp
-
Displacement148 in³
Engine
- Net Power
- 55.9 hp
- Engine Model
- Cat C2.4 Turbo
- Gross Power
- 57.9 hp
- Displacement
- 148 in³
- Bore
- 3.4 in
- Stroke
- 4 in
- Net Power
- 55.9 hp
Weights
- Operating Weight
- 15766 lb
- Minimum Operating Weight with Canopy
- 14134 lb
- Maximum Operating Weight with Canopy
- 15633 lb
- Note
- **Maximum Weight is based on steel tracks with pads, extra counterweight, operator, full fuel tank, long stick, fixed blade and no bucket.
- Maximum Operating Weight with Cab
- 15766 lb
- Minimum Operating Weight with Cab
- 14266 lb
- Note
- *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket.
Weight Increase from Minimum Configuration
- Counterweight
- 551 lb
- Long Stick
- 97 lb
- Steel Tracks with Pads
- 827 lb
- Angle Blade
- 225 lb
- XTC Carriage
- 141 lb
Travel System
- Ground Pressure
- 5.1 psi
- Ground Pressure
- 5.7 psi
- Gradeability
- 30 degrees
- Maximum Traction Force
- 6969 lbf
- Maximum Traction Force
- 12589 lbf
- Travel Speed
- 3.1 mile/h
- Travel Speed
- 1.7 mile/h
Service Refill Capacities
- Cooling System
- 2.6 gal (US)
- Hydraulic System
- 27.5 gal (US)
- Hydraulic Tank
- 14 gal (US)
- Engine Oil
- 2.1 gal (US)
- Fuel Tank
- 34.3 gal (US)
Hydraulic System
- Operating Pressure
- 3553 psi
- Auxiliary Circuit
- 24 gal/min
- Digging Force
- 11578 lbf
- Auxiliary Circuit
- 3553 psi
- Type
- Load Sensing Hydraulics with Variable Displacement Piston Pump
- Auxiliary Circuit
- 9 gal/min
- Operating Pressure
- 3553 psi
- Auxiliary Circuit
- 3553 psi
- Digging Force
- 6632 lbf
- Operating Pressure
- 3263 psi
- Digging Force
- 5957 lbf
- Pump Flow at 2
- 40 gal/min
Swing System
- Machine Swing Speed
- 11 r/min
- Boom Swing
- 65 degrees
- Boom Swing
- 60 degrees
Blade
- Straight Blade Width
- 78 in
- Angle Blade Width
- 78 in
- Straight Blade Height
- 15.4 in
- Angle Blade Height
- 15.7 in
Certification - Cab
- Top Guard
- ISO 10262:1998 (Level II)
- Roll Over Protective Structure
- ISO 12117-2:2008
- Tip Over Protective Structure
- ISO 12117:1997
Sound
- Operator Sound Pressure
- 72 dB(A)
- Average Exterior Sound Pressure
- 99 dB(A)
- Note
- European Union Directive “2000/14/EC”
Dimensions - Standard Stick
- Track Belt
- 16 in
- Maximum Reach
- 248 in
- Stick Length
- 62 in
- Vertical Wall
- 107 in
- Swing Bearing
- 27 in
- Maximum Reach
- 241 in
- Maximum Blade Height
- 16 in
- Ground Clearance
- 12 in
- Boom In Reach
- 98 in
- Boom Swing
- 36 in
- Transport Height
- 69 in
- Tail Swing with Counterweight
- 58 in
- Cab Height
- 100 in
- Width over Upper House
- 77 in
- Maximum Dump Clearance
- 170 in
- Tail Swing without Counterweight
- 53 in
- Boom Swing
- 29 in
- O
- 102 in
- Maximum Dig Height
- 230 in
- Maximum Blade Depth
- 24 in
- O
- 78 in
- Dig Depth
- 146 in
- O
- 235 in
Dimensions - Long Stick
- Dig Depth
- 162 in
- Maximum Blade Height
- 16 in
- O
- 78 in
- Track Belt
- 16 in
- Tail Swing with Counterweight
- 58 in
- Vertical Wall
- 125 in
- Boom In Reach
- 117 in
- Maximum Blade Depth
- 24 in
- Maximum Dig Height
- 241 in
- Transport Height
- 95 in
- Stick Length
- 78 in
- Ground Clearance
- 12 in
- Swing Bearing
- 27 in
- Width over Upper House
- 77 in
- O
- 102 in
- O
- 234 in
- Cab Height
- 100 in
- Maximum Reach
- 263 in
- Boom Swing
- 29 in
- Tail Swing without Counterweight
- 53 in
- Boom Swing
- 36 in
- Maximum Dump Clearance
- 182 in
- Maximum Reach
- 257 in
Air Conditioning System
- Air Conditioning
- The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1287). The system contains 0.9 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
Sustainability
- Recyclability
- 96%
-
OPERATOR ENVIRONMENT – CAB AND CANOPY
- 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
- Hydraulic Lockout Controls
- High Back, Suspension Seat
- Retractable Seat Belt (75 mm/3 in)
- Coat Hook
- Cup Holder
- Literature Holder
- Mounting Bosses for Top and Front Guards
- Signaling/Warning Horn
- Cab and (left side) Boom Work Lights
- Utility Space for Mobile Phone
- Next Generation Color LCD Monitor (IP66)
– 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
-
OPERATOR ENVIRONMENT – CAB ONLY
- Operator Sound Pressure 72 dB(A) ISO 6396:2008
- HVAC with Automatic Temperature Control
- Integrated Lower Front Window
- Assisted Front Window Overhead Storage
- Rear Window Emergency Exit
- LED Interior Light
- 12V Power Socket
- Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only)
- Skylight
- Jog dial interface
-
UNDERCARRIAGE
- Greased and Lubricated Track
- Hydraulic Track Adjusters
- Tie Down Eyes on Track Frame
- Dozer Straight Blade
- Dozer Float
- Bolt-on, Reversible Wear Edge
- Rubber Tracks
-
BOOM, STICK AND LINKAGES
- One Piece Boom (3055 mm/120.3 in)
- Standard Stick (1580 mm/62.2 in)
- Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler for Cat Tools
- Thumb Ready
-
ELECTRICAL
- 12 Volt Electrical System
- 90 Ampere Alternator
- 650 CCA Maintenance Free Battery
- Battery Disconnect
- Circuit Breaker
- Ignition Key Stop Switch
- Signaling/Warning Horn
- Product Link™ Basic (regulations apply)
- Travel Alarm
-
OTHER
- Locks on External Enclosure Doors
- Lockable Fuel Cap
- Beacon Socket
- Rear Reflectors
-
OPERATOR ENVIRONMENT – CAB AND CANOPY
- 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
-
OPERATOR ENVIRONMENT – CAB ONLY
- Cab Heat Only
- Air Suspension Heated Seat
-
UNDERCARRIAGE
- Angle Blade
- Extra Tool Carrier (XTC)
- Steel Tracks (450 mm/17.7 in wide)
- Steel Track with Rubber Pads
-
BOOM, STICK AND LINKAGES
- Long Stick (190 mm/78 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)
- Camera
- Rotating Beacon
-
GUARDING
- Heavy Duty Front Guard ISO 10262 1998 Level II
- Mesh Front Guard ISO 10262 1998 Level I
- Overhead Cab Guard ISO 10262 1998 Level II
- Polycarbonate Front Window EN356 P5A (Cab Only)
- Track Guards
-
OTHER
- Additional Counterweight
- Water Jacket Heater
- Refueling Pump
-
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