Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Excavators

306 CR Mini Hydraulic Excavator

  • Net Power
    55.9 HP
  • Engine Model
    Cat C2.4 Turbo
  • Gross Power
    57.9 HP
  • Displacement
    148 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
Rated Net Power
55.9 HP
Weights
Operating Weight
15821 lb
Minimum Operating Weight with Canopy
14136 lb
Maximum Operating Weight with Canopy
15671 lb
Note
**Maximum Weight is based on steel tracks, extra counterweight, operator, full fuel tank, long stick, blade and bucket.
Maximum Operating Weight with Cab
15821 lb
Minimum Operating Weight with Cab
14299 lb
Note
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, blade and 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
19.8 gal (US)
Hydraulic Tank
10.3 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
3046 psi
Digging Force
5957 lbf
Pump Flow at 2
46 gal/min
Swing System
Machine Swing Speed
11 r/min
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
26 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
26 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
181 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.
  • ENGINE
    • Cat C2.4T 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
    • Side by Side Engine and Hydraulic Oil Cooler
    • 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
    • Auxiliary Hydraulic Lines:
      – 1 and 2-way (combined function)
    • Auxiliary Line Quick Disconnects
    • Adjustable Auxiliary Flow
    • Continuous Flow
    • Adjustable Auxiliary Relief
  • OPERATOR ENVIRONMENT
    • Canopy or 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
    • 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
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Signaling/Warning Horn
    • Cab and (left side) Boom Work Lights
    • Utility Space for Mobile Phone
    • 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
    • Cab Machines Only
      – 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®, USB, Auxiliary, Microphone
      – Skylight
  • 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)
    • Long Stick (1980 mm/78.0 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
    • 650 CCA Maintenance Free Battery
    • Battery Disconnect
    • Circuit Breaker
    • Ignition Key Stop Switch
    • Signaling/Warning Horn
    • Product Link Basic (regulations apply, not available in all regions)
    • Travel Alarm
  • OTHER
    • Locks on External Enclosure Doors
    • Lockable Fuel Cap
    • Beacon Socket
    • Rear Reflectors
  • OPERATOR ENVIRONMENT
    • Cab (see Standard Equipment)
    • Next Generation Advanced Monitor
      – Touch Screen
      – Site Reference System
      – High Definition Camera Capable
    • Rain Visor
    • Air Suspension Heated Seat with Cab
    • Top Guard – ISO 10262:1998 (Level II)
  • ELECTRICAL
    • Product Link Elite (regulations apply, not available in all regions)
    • Rearview Camera
    • Rotating Beacon
  • OTHER
    • Attachments including Buckets, Augers and Hammers
    • Angle Blade
    • Extra Tool Carrier (XTC)
    • Steel Tracks (450 mm/17.7 in wide)
    • Steel Track with Rubber Pads
    • 2nd Auxiliary Hydraulic Lines
    • Additional Counterweight
    • Boom and Stick Hose Burst Check Valves
    • Bucket Linkage with Lift Eye
    • Track Guides
    • Water Jacket Heater
    • Refueling Pump
    • Cab Guarding