At a glance data:
Engine Model:
Cat C2.4 Turbo
Overview
The Cat® 306 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
Engine
Net Power:
55.9hp
Gross Power - ISO 14396:
57.9hp
Displacement:
148in³
Bore:
3.4in
Stroke:
4in
Engine Model:
Cat C2.4 Turbo
Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269:
55.9hp
Weights
Operating Weight:
15766lb
Minimum Operating Weight with Canopy*:
14134lb
Maximum Operating Weight with Canopy**:
15633lb
Note (2):
**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**:
15766lb
Minimum Operating Weight with Cab*:
14266lb
Note (1):
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, fixed blade and no bucket.
Weight Increase from Minimum Configuration
Counterweight:
551lb
Long Stick:
97lb
Steel Tracks with Pads:
827lb
Angle Blade:
225lb
XTC Carriage (no tool):
141lb
Travel System
Ground Pressure - Minimum Weight:
5.1psi
Ground Pressure - Maximum Weight:
5.7psi
Gradeability - Maximum:
30 degrees
Maximum Traction Force - High Speed:
6969lbf
Maximum Traction Force - Low Speed:
12589lbf
Travel Speed - High:
3.1mile/h
Travel Speed - Low:
1.7mile/h
Service Refill Capacities
Cooling System:
2.6gal (US)
Hydraulic System:
27.5gal (US)
Hydraulic Tank:
14gal (US)
Engine Oil:
2.1gal (US)
Fuel Tank:
34.3gal (US)
Hydraulic System
Operating Pressure - Travel:
3553psi
Auxiliary Circuit - Primary - Flow:
24gal/min
Digging Force - Bucket:
11578lbf
Auxiliary Circuit - Primary - Pressure:
3553psi
Type:
Load Sensing Hydraulics with Variable Displacement Piston Pump
Auxiliary Circuit - Secondary - Flow:
9gal/min
Operating Pressure - Equipment:
3553psi
Auxiliary Circuit - Secondary - Pressure:
3553psi
Digging Force - Stick - Standard:
6632lbf
Operating Pressure - Swing:
3263psi
Digging Force - Stick - Long:
5957lbf
Pump Flow at 2,400 rpm:
40gal/min
Swing System
Boom Swing - Right:
65 degrees
Boom Swing - Left:
60 degrees
Machine Swing Speed:
11r/min
Blade
Straight Blade Width:
78in
Angle Blade Width:
78in
Straight Blade Height:
15.4in
Angle Blade Height:
15.7in
Certification - Cab
Top Guard:
ISO 10262:1998 (Level II)
Roll Over Protective Structure (ROPS):
ISO 12117-2:2008
Tip Over Protective Structure (TOPS):
ISO 12117:1997
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 - Standard Stick
Track Belt/Shoe Width:
16in
Maximum Reach:
248in
Stick Length:
62in
Vertical Wall:
107in
Swing Bearing - Height:
27in
Maximum Reach - Ground Level:
241in
Maximum Blade Height:
16in
Ground Clearance:
12in
Boom In Reach:
98in
Boom Swing - Right:
36in
Transport Height:
69in
Tail Swing with Counterweight:
58in
Cab Height:
100in
Width over Upper House:
77in
Maximum Dump Clearance:
170in
Tail Swing without Counterweight:
53in
Boom Swing - Left:
29in
O/A Undercarriage Length:
102in
Maximum Dig Height:
230in
Maximum Blade Depth:
24in
O/A Track Width:
78in
Dig Depth:
146in
O/A Shipping Length:
235in
Dimensions - Long Stick
Dig Depth:
162in
Maximum Blade Height:
16in
O/A Track Width:
78in
Track Belt/Shoe Width:
16in
Tail Swing with Counterweight:
58in
Vertical Wall:
125in
Boom In Reach:
117in
Maximum Blade Depth:
24in
Maximum Dig Height:
241in
Transport Height:
95in
Stick Length:
78in
Ground Clearance:
12in
Swing Bearing - Height:
27in
Width over Upper House:
77in
O/A Undercarriage Length:
102in
O/A Shipping Length:
234in
Cab Height:
100in
Maximum Reach:
263in
Boom Swing - Left:
29in
Tail Swing without Counterweight:
53in
Boom Swing - Right:
36in
Maximum Dump Clearance:
182in
Maximum Reach - Ground Level:
257in
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%
Standard Equipment
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
Optional Equipment
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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