HomeMachines/EquipmentNew MachinesTrack Excavators304E2 CR Mini Hydraulic Excavator

304E2 CR Mini Hydraulic Excavator

Product Description

The Cat® 304E2 CR Mini Hydraulic Excavator delivers efficient performance, durability and versatility in a compact design to help you work in a variety of applications.

Specifications
Us
Metric
Engine
Engine Model
Cat® C2.4
Net Power
40.2 HP
30 kW
Rated Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
40.2 HP
30 kW
Weights*
Operating Weight
8996 lb
4080 kg
Weight - Canopy, Standard Stick
8655 lb
3925 kg
Engine
Bore
3.4 in
87 mm
Displacement
146 in³
2.4 l
Stroke
4 in
102.4 mm
Travel System
Maximum Traction Force - High Speed
3799 lb
16.9 kN
Maximum Traction Force - Low Speed
6969 lb
31 kN
Travel Speed - High
3.2 mile/h
5.2 km/h
Travel Speed - Low
2.1 mile/h
3.3 km/h
Hydraulic System
Auxiliary Circuit - Primary (186 bar/2,734 psi)
18.5 gal/min
70 l/min
Auxiliary Circuit - Secondary (174 bar/2,524 psi)
6.6 gal/min
25 l/min
Digging Force - Stick - Long
4384 lb
19.5 kN
Digging Force - Stick - Standard
4856 lb
21.6 kN
Operating Pressure - Equipment
3553 psi
245 bar
Operating Pressure - Swing
3132 psi
216 bar
Operating Pressure - Travel
3553 psi
245 bar
Pump Flow at 2,200 rpm
26.4 gal/min
100 l/min
Swing System
Machine Swing Speed
10 r/min
10 r/min
Boom Swing - Left - With Stop*
55°
Boom Swing - Left - Without Stop*
70°
Boom Swing - Right
50°
Blade
Width
76.8 in
1950 mm
Height
12.8 in
325 mm
Dig Depth
18.5 in
470 mm
Lift Height
15.7 in
400 mm
Service Refill Capacities
Cooling System
1.5 gal (US)
5.5 l
Engine Oil
2.5 gal (US)
9.5 l
Hydraulic Tank
11.2 gal (US)
42.3 l
Fuel Tank
12.2 gal (US)
46 l
Hydraulic System
17.2 gal (US)
65 l
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.4 metric tonnes.
Cab
Dynamic Operator Sound Pressure Level (ISO 6396:2008)
81 dB(A)
81 dB(A)
Exterior Sound Power Level - ISO 6395:2008*
96 dB(A)
96 dB(A)
Note
*European Union Directive “2000/14/EC”
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS)
ISO 12117-2
Tip Over Protective Structure (TOPS)
ISO 12117
Top Guard
ISO 10262 (Level I)
Dimensions - Long Stick
Boom Height - Shipping Position
70 in
1770 mm
Boom In Reach
87 in
2220 mm
Boom Swing - Left
26 in
670 mm
Boom Swing - Right
29 in
735 mm
Dig Depth
135 in
3430 mm
Maximum Blade Depth
19 in
470 mm
Maximum Blade Height
16 in
400 mm
Maximum Dig Height
200 in
5070 mm
Maximum Dump Clearance
145 in
3690 mm
Maximum Reach
220 in
5590 mm
Maximum Reach - Ground Level
215 in
5470 mm
O/A Shipping Height
98 in
2500 mm
O/A Shipping Length
194 in
4930 mm
O/A Track Width
77 in
1950 mm
O/A Undercarriage Length
87 in
2220 mm
Swing Bearing - Height
22 in
565 mm
Tail Swing
38 in
975 mm
Track Belt/Shoe Width
14 in
350 mm
Vertical Wall
101 in
2560 mm
Dimensions - Standard Stick
Boom Height - Shipping Position
58 in
1480 mm
Boom In Reach
83 in
2110 mm
Boom Swing - Left
26 in
670 mm
Boom Swing - Right
29 in
735 mm
Dig Depth
123 in
3130 mm
Maximum Blade Depth
19 in
470 mm
Maximum Blade Height
16 in
400 mm
Maximum Dig Height
196 in
4980 mm
Maximum Dump Clearance
141 in
3590 mm
Maximum Reach
211 in
5350 mm
Maximum Reach - Ground Level
206 in
5220 mm
O/A Shipping Height
98 in
2500 mm
O/A Shipping Length
190 in
4820 mm
O/A Track Width
77 in
1950 mm
O/A Undercarriage Length
87 in
2220 mm
Swing Bearing - Height
22 in
565 mm
Tail Swing
38 in
975 mm
Track Belt/Shoe Width
14 in
350 mm
Vertical Wall
95 in
2420 mm
Engine
Emissions
*Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Gross Power - ISO 14396
41.8 HP
31.2 kW
Hydraulic System
Digging Force - Bucket
8498 lb
37.8 kN
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Lift Capacities at Ground Level - Lift Point Radius: 3000 mm (118 in)
Blade Down - Front
3462 lb
1570 kg
Blade Down - Side
2007 lb
910 kg
Blade Up - Front
1808 lb
820 kg
Blade Up - Side
1808 lb
820 kg
Lift Capacities at Ground Level - Lift Point Radius: 4500 mm (177 in)
Blade Down - Front
1896 lb
860 kg
Blade Down - Side
1058 lb
480 kg
Blade Up - Front
948 lb
430 kg
Blade Up - Side
948 lb
430 kg
Operating Specifications
Machine Overhang
0 in
0 mm
Stick Length - Long
64 in
1615 mm
Stick Length - Standard
52 in
1315 mm
Swing System
Note
*Automatic swing brake, spring applied, hydraulic release.
Travel System
Gradeability - Maximum
30°
Ground Pressure - Cab
4.3 psi
29.5 kPa
Ground Pressure - Canopy
4.1 psi
28.1 kPa
Undercarriage
Number of Carrier Rollers
1
Number of Track Rollers
4
Track Roller Type
Center Flange
Weights*
Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Weight - Cab, Long Stick
8996 lb
4080 kg
Weight - Cab, Standard Stick
8930 lb
4050 kg
Weight - Canopy, Long Stick
8721 lb
3955 kg
Standard/Optional

Standard Equipment

ENGINE
HYDRAULIC SYSTEM
OPERATOR ENVIRONMENT
UNDERCARRIAGE
FRONT LINKAGE
ELECTRICAL
LIGHTS AND MIRRORS
SAFETY AND SECURITY
TECHNOLOGY

Optional Equipment

ENGINE
HYDRAULIC SYSTEM
OPERATOR ENVIRONMENT
UNDERCARRIAGE
FRONT LINKAGE
LIGHTS AND MIRRORS
SAFETY AND SECURITY

Your time is valuable, and your business, much appreciated. Thanks for visiting our website. You can count on us for realistic answers to your equipment needs, state-of-the-art technology, experienced application specialists, flexible acquisition options and customized financing. We look forward to answering your questions.

Connect With Us!