303E CR Mini Hydraulic Excavator

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The Cat® 303E CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.

Engine

Net Power
23.5 HP
Engine Model
Cat C1.3
Gross Power
24.8 HP
Displacement
77 in³
Bore
3.1 in
Stroke
3.5 in
Note
Cat C1.3 engine meets U.S. EPA Tier 4 Final/EU Stage V emission standards.

Weights

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

Swing System

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

Blade

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

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

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. Liftin

Service Refill Capacities

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

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

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. Liftin

Certification - Cab and Canopy

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

Hydraulic System

Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Operating Pressure - Equipment
3553 psi
Digging Force - Stick - Standard
3732 lb
Operating Pressure - Travel
3553 psi
Digging Force - Bucket
6385 lb
Operating Pressure - Swing
2625 psi
Digging Force - Stick - Long
3327 lb

Undercarriage

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

Travel System

Maximum Traction Force - High Speed
3417 lb
Travel Speed - Low
1.5 mile/h
Travel Speed - High
2.8 mile/h
Maximum Traction Force - Low Speed
6947 lb
Gradeability - Continuous Operation
20°
Gradeability (< 10 minutes Operation)
30°

Weights*

Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.