At a glance data:
Engine Model:
C1.7 Turbo
Overview
The Cat® 305 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Category:
Mini Excavators
Category:
Mini Excavators
Brand:
Caterpillar
Brand:
Caterpillar
Engine
Net Power:
45hp
Weights
Operating Weight:
12688lb
Dimensions - Long Stick
Dig Depth:
144.5in
Engine
Engine Model:
C1.7 Turbo
Dimensions - Long Stick
Stick Length:
63in
Engine
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC:
45hp
Swing System
Boom Swing - Left:
72 Degrees
Dimensions - Standard Stick
Maximum Dig Height:
205.3in
Maximum Blade Height:
15.2in
Service Refill Capacities
Hydraulic Tank:
16gal (US)
Dimensions - Long Stick
Track Width:
78in
Service Refill Capacities
Fuel Tank:
17gal (US)
Travel System
Ground Pressure - Minimum Weight:
4psi
Blade
Angle Blade Width:
78in
Dimensions - Long Stick
Maximum Blade Depth:
23.4in
Maximum Dump Clearance:
151.4in
Boom Swing - Left:
615mm
Dimensions - Standard Stick
Dig Depth:
134.6in
Dimensions - Long Stick
Boom Swing - Right:
34.1°
Dimensions - Standard Stick
Boom Swing - Right:
34.1°
Travel System
Maximum Traction Force - Low Speed:
11353lbf
Dimensions - Standard Stick
Maximum Reach - Ground Level:
220.1in
Tail Swing without Counterweight:
43.1in
Blade
Straight Blade Height:
15.4in
Sound
Average Exterior Sound Pressure (ISO 6395:2008):
97dB(A)
Travel System
Ground Pressure - Maximum Weight:
4.7psi
Swing System
Machine Swing Speed:
9r/min
Dimensions - Long Stick
Swing Bearing - Height:
24.4in
Dimensions - Standard Stick
Boom Height - Shipping Position:
71.7in
Engine
Note:
Advertised power is tested per the specified standard in effect at the time of manufacture.
Dimensions - Long Stick
Boom Height - Shipping Position:
74.6in
Dimensions - Standard Stick
Maximum Blade Depth:
23.4in
Engine
Gross Power - 2,400 rpm - SAE J1995:2014:
48.4hp
Dimensions - Standard Stick
Maximum Reach:
226.6in
Hydraulic System
Auxiliary Circuit - Secondary - Pressure:
3843psi
Certification - Cab and Canopy
Top Guard:
ISO 10262:1998 Level I
Dimensions - Standard Stick
Boom Swing - Left:
24.2°
Weight Increase from Minimum Configuration
Counterweight:
534lb
Engine
Stroke:
3.9in
Bore:
3.3in
Hydraulic System
Pump Flow at 2,400 rpm:
35gal/min
Blade
Straight Blade Width:
78in
Dimensions - Long Stick
Boom In Reach:
101.6in
Maximum Reach:
235.8in
Dimensions - Standard Stick
Overall Shipping Length*:
208.9in
O/A Undercarriage Length:
101.6in
Sound
Note:
*The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed. **The labeled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC.
Travel System
Travel Speed - Low:
1.7mile/h
Dimensions - Long Stick
Track Belt/Shoe Width:
15.7in
Hydraulic System
Operating Pressure - Swing:
2901psi
Operating Pressure - Travel:
3843psi
Dimensions - Long Stick
Maximum Reach - Ground Level:
229.7in
Maximum Blade Height:
15.2in
O/A Shipping Height:
100.4in
Service Refill Capacities
Engine Oil:
1.6gal (US)
Travel System
Maximum Traction Force - High Speed:
5553lbf
Dimensions - Long Stick
Tail Swing without Counterweight:
43.1in
Dimensions - Standard Stick
Swing Bearing - Height:
24.4in
Travel System
Travel Speed - High:
3.1mile/h
Dimensions - Long Stick
O/A Undercarriage Length:
101.6in
Dimensions - Standard Stick
Stick Length:
53.2in
Dimensions - Long Stick
Tail Swing with Counterweight:
47.2in
Hydraulic System
Auxiliary Circuit - Secondary - Flow:
7gal/min
Weights
Minimum Operating Weight with Canopy*:
11016lb
Weight Increase from Minimum Configuration
Long Stick:
75lb
Weights
Note (1):
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
Minimum Operating Weight with Cab*:
11234lb
Hydraulic System
Digging Force - Stick - Standard:
6362lbf
Auxiliary Circuit - Primary - Pressure:
3843psi
Dimensions - Long Stick
Vertical Wall:
100.8in
Hydraulic System
Auxiliary Circuit - Primary - Flow:
21gal/min
Digging Force - Bucket:
11061lbf
Dimensions - Standard Stick
Track Belt/Shoe Width:
15.7in
Sound
Operator Sound Pressure (ISO 6396:2008):
76dB(A)
Hydraulic System
Operating Pressure - Equipment:
3843psi
Note:
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Weights
Maximum Operating Weight with Cab**:
12688lb
Dimensions - Long Stick
Note:
*Overall Shipping Length depends on blade position during shipment.
Weights
Maximum Operating Weight with Canopy**:
12469lb
Swing System
Boom Swing - Right:
50 Degrees
Dimensions - Long Stick
Overall Shipping Length*:
210.2in
Weights
Note (2):
**Maximum Weight is based on steel tracks with pads, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
Service Refill Capacities
Hydraulic System:
20gal (US)
Dimensions - Standard Stick
Boom In Reach:
101.2in
Vertical Wall:
91.9in
Weight Increase from Minimum Configuration
Steel Tracks with Pads:
827lb
Engine
Displacement:
101in³
Blade
Angle Blade Height:
15.7in
Hydraulic System
Type:
Load Sensing Hydraulics with Variable Displacement Piston Pump
Service Refill Capacities
Cooling System:
2.9gal (US)
Hydraulic System
Digging Force - Stick - Long:
5665lbf
Engine
Emissions:
The Cat® C1.7 engine meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Dimensions - Standard Stick
Tail Swing with Counterweight:
47.2in
Dimensions - Long Stick
Maximum Dig Height:
210.8in
Dimensions - Standard Stick
Maximum Dump Clearance:
145.7in
O/A Shipping Height:
100.4in
Engine
Note (2):
Net power advertised is the power available at the flywheel when the engine is at the rated speed of 2400 rpm and the engine is installed with the factory configured fan, air intake system, exhaust system and alternator with a minimum alternator load.
Dimensions - Standard Stick
Note:
*Overall Shipping Length depends on blade position during shipment.
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS):
ISO 12117-2:2008
Tip Over Protective Structure (TOPS):
ISO 12117:1997
Travel System
Gradeability - Maximum:
30 degrees
Blade
Angle Blade - Left:
25 degrees
Angle Blade - Right:
25 degrees
Sustainability
Recyclability:
96%
Dimensions - Standard Stick
Ground Clearance:
13.2in
Weight Increase from Minimum Configuration
Angle Blade:
225lb
Dimensions - Long Stick
Ground Clearance:
13.2in
Standard Equipment
engine
- Cat® C1.7 Turbo Engine (U.S. EPA Tier 4 Final)
- Automatic Engine Idle
- Automatic Engine Shutdown
- Automatic Two Speed Travel
- Fuel Water Separator
- Power on Demand (not available in all regions)
- Variable Displacement Piston Pump
- Load Sensing/Flow Sharing Hydraulics
hydraulics
- Smart Tech Electronic Pump
- Accumulator
- Automatic Swing Brake
- Auxiliary Hydraulic Lines
- One and Two Way Auxiliary Flow
- Continuous Auxiliary Flow
- Auxiliary Line Quick Disconnects
guarding
- ROPS ISO 12117-2:2008
- Top Guard ISO 10262:1998 (Level I)
other
- Eco Drain
operator environment
- LED Front and Rear Lights
- LED Boom Light
- Canopy or Cab
- Top Guard ISO 10262:1998 Level I
- ROPS – ISO 12117-2:2008
- TOPS – ISO 12117:1997
- Stick Steer Mode
- Travel Cruise Control
- Control Pattern Changer (optional in some regions)
- Adjustable Wrist Rests
- Washable Floor Mat
- Travel Pedals and Hand Levers
- Machine Security
- Machine Security – Standard Key with Pass Code
- Fabric Suspension Seat (Cab only)
- Vinyl Suspension Seat (Canopy only)
- Hydraulic Lockout – All Controls
- Retractable High Visibility Seat Belt (75 mm/3 in)
- Coat Hook
- Cup Holder
- Storage Pocket
- Skylight
- Mounting Bosses for Front
- Signaling/Warning Horn
- Interior Light (Cab only)
- Boom Light, Halogen (not available in all regions)
- 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
– Hour Meter with Wake Up Switch
– Jog Dial (cab only)
undercarriage
- Rubber Belt (400 mm/15.7 in)
- Dozer Straight Blade
- Dozer Blade Float
- Tie Downs on Track Frame
boom, stick and linkages
- One Piece Boom (2716 mm/106.9 in)
- Standard Stick (1351 mm/53.2 in)
- Front Shovel Capable – Pin-On
- Thumb Ready
- Certified Lifting Eye
electrical
- 12 Volt Battery
- Software (machine and monitor)
- Maintenance Free Battery
- Lock Out/Tag Out Battery Disconnect
- 12 Volt Power Socket
- Travel Alarm (optional in some regions)
Optional Equipment
undercarriage
- Steel Track (400 mm/15.7 in)
- Steel Track with Rubber Pads
- Angle Blade
boom, stick and linkages
- Long Stick (1601 mm/63.0 in)
- Front Shovel Capable – Dual Lock Manual Coupler
- Front Shovel Capable – Hydraulic Coupler
- Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
- 2nd Auxiliary Hydraulic Lines
- Bucket Divert Lines
- Boom Lowering Check Valve
- Stick Lowering Check Valve
- Hydraulic Quick Coupler Lines
electrical
- Product Link™ PL243 (regulations apply)
- Product Link PLE643 (regulations apply)
other
- Bio Oil Capable
- Water Jacket Heater
- Counterweight (242 kg/534 lb)
operator environment
- Cab with Air Conditioning
- Cab with Heater
- No Travel Pedals and Hand Levers (optional in some regions)
- Machine Security – Push to Start with Key Fob/Pass Code
- Mirrors, Left, Right and Rear
- Camera
- Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
- Next Generation Advanced Monitor
– Touch Screen
– Site Reference System
– High Definition Camera Capable (IP68 and IP69K)
– Numeric Security Code - Seat Belt Reminder System
- Cat Grade with Advanced 2D
- Cat Grade with 3D
guarding
- Top Guard ISO 10262:1998 (Level II)
- Front Guard (Mesh) ISO 10262:1998 (Level I)
- Front Guard (Heavy Duty) ISO 10262:1998 (Level II)
1300 mm (51 in) Skid Steer Coupler Class II Pallet Fork Carriage
Engine Model:
C1.7 Turbo
HMF110 Flail Mower
Engine Model:
C1.7 Turbo
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