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303E CR Mini Hydraulic Excavator Specifications
Engine Model Cat C1.3
Engine Model Cat C1.3
Net Power 23.5 hp
Net Power 23.5 HP

Engine

Engine Model
Cat C1.3
Engine Model
Cat C1.3
Net Power
23.5 hp
Net Power
23.5 HP
Gross Power – ISO 14396
24.8 hp
Gross Power - ISO 14396
24.8 HP
Bore
3.1 in
Stroke
3.5 in
Displacement
77 in3
Bore
3.1 in
Displacement
77 in³
Stroke
3.5 in
Gross Power
24.8 hp
Gross Power
24.8 HP
Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269
23.5 HP

Weights

Operating Weight - With Cab
7204 lb
Operating Weight with Canopy
7297 lb
Operating Weight - With Canopy
6721 lb
Note
Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Note
Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.

Travel System

Travel Speed – High
2.8 mph
Travel Speed – Low
1.5 mph
Maximum Traction Force - High Speed
3417 lbf
Maximum Traction Force - Low Speed
6947 lbf
Travel Speed - High
2.8 mile/h
Travel Speed - Low
1.5 mile/h
Ground Pressure
4.6 psi
Ground Pressure
4.6 psi
Gradeability (maximum)
30°
Gradeability - Maximum
30°
Gradeability - Continuous Operation
20°
Ground Pressure - Cab Long Stick
4.8 psi
Ground Pressure - Cab Standard Stick
4.7 psi
Ground Pressure - Canopy Long Stick
4.5 psi
Ground Pressure - Canopy Standard Stick
4.4 psi

Hydraulic System

Pump Flow at 2,400 rpm
23.1 gal/min
Auxiliary Circuit – Primary (186 bar/2,734 psi)
15.9 gal/min
Auxiliary Circuit – Secondary (174 bar/2,524 psi)
7.1 gal/min
Operating Pressure - Equipment
3553 psi
Operating Pressure - Travel
3553 psi
Operating Pressure - Swing
2625 psi
Digging Force - Stick - Standard
3732 lbf
Pump Flow at 2,400 rpm
23.1 gal/min
Auxiliary Circuit - Primary (186 bar/2,734 psi)
15.9 gal/min
Auxiliary Circuit - Secondary (174 bar/2,524 psi)
7.1 gal/min
Digging Force - Bucket
6385 lbf
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Long
3327 lbf

Swing System

Machine Swing Speed
9 rpm
Machine Swing Speed
9 r/min
Boom Swing – Left*
80°
Note
*Automatic swing brake, spring applied, hydraulic release.
Boom Swing – Right
50°
Boom Swing - Left*
80°
Boom Swing - Right
50°
Note
*Automatic swing brake, spring applied, hydraulic release.

Blade

Width
60 in
Width
60 in
Height
13 in
Dig Depth
19 in
Lift Height
16 in

Service Refill Capacities

Cooling System
1.2 gal
Engine Oil
1.5 gal
Hydraulic Tank
12.4 gal
Fuel Tank
11.8 gal
Hydraulic System
17.2 gal
Cooling System
1.2 gal (US)
Engine Oil
1.5 gal (US)
Fuel Tank
11.9 gal (US)
Hydraulic System
17.2 gal (US)
Hydraulic Tank
12.4 gal (US)

Dimensions (Approximate)

Dig Depth
108 in
Vertical Wall
77 in
Maximum Reach - Ground Level
189 in
Maximum Reach
195 in
Maximum Dig Height
178 in
Maximum Dump Clearance
124 in
Boom In Reach
83 in
Tail Swing
35 in
Maximum Blade Height
16 in
Maximum Blade Depth
19 in
Boom Height - Shipping Position
63 in
O/A Shipping Height
98 in
Swing Bearing - Height
22 in
O/A Undercarriage Length
87 in
O/A Shipping Length
176 in
Boom Swing - Right
32 in
Boom Swing - Left
24 in
Track Belt/Shoe Width
12 in
O/A Track Width
60 in
Dig Depth
108 in
Maximum Reach
195 in

Undercarriage

Number of Carrier Rollers
1
Number of Track Rollers
4
Track Roller Type
Center Flange

Certification - Cab and Canopy

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

Dimensions (Approximate) - Long Stick

Maximum Reach - Ground Level
193 in
Maximum Dig Height
167 in

Dimensions (Approximate) - Standard Stick

Maximum Dig Height
178 in
Maximum Reach - Ground Level
189 in

Weights*

Operating Weight with Canopy - Standard Stick, Optional Counterweight
7307 lb
Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.

Lift Capacities at Ground Level* - Lift Point Radius: 3000 mm (9'8")

Blade Down - Front
2580 lb
Blade Down - Side
1191 lb
Blade Up - Front
1433 lb
Blade Up - Side
1080 lb
Note
*The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Lifti

Lift Capacities at Ground Level* - Lift Point Radius: 4000 mm (13'1")

Blade Down - Front
1632 lb
Blade Down - Side
750 lb
Blade Up - Front
904 lb
Blade Up - Side
662 lb
Note
*The above loads are in compliance with hydraulic excavator lift capacity rating standard ISO 10567:2007 and they do not exceed 87% of hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket weight is not included on this chart. Lifti

Operating Specifications

Machine Overhang
0 in
Machine Overhang with Counterweight
5 in
Stick Length - Long
61 in
Stick Length - Standard
50 in
  • STANDARD EQUIPMENT
    • 1-way and 2-way (combined function) auxiliary hydraulic lines
    • Adjustable armrests
    • Alternator
    • Automatic swing park brake
    • Automatic two speed travel
    • Auxiliary line quick disconnects
    • Boom cylinder guard
    • Cab mounted work light
    • Canopy with Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
    • Coat hook
    • Cup holder
    • Control pattern changer
    • Dozer blade with float function
    • Foot travel pedals
    • Gauges or indicators for fuel level engine coolant temperature, hour meter, engine oil pressure, air cleaner, alternator and glow plugs, service interval
    • Horn
    • Hydraulic oil cooler
    • Lifting eye on bucket linkage (standard equipment for all regions except Europe)
    • Lockable storage box
    • Low maintenance linkage pin joints
    • Maintenance free battery
    • Product Link
    • Rubber track
    • Retractable seatbelt
    • Standard stick
    • Suspension seat, vinyl covered
    • “Thumb ready” sticks
    • Travel alarm (optional in Europe)
  • OPTIONAL EQUIPMENT
    • Beacon socket for canopy machines
    • Boom mounted light
    • Cab, Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
    • High back suspension seat, fabric covered
    • Mechanical quick coupler
    • Mirrors for cab and canopy
    • Steel track