Caterpillar 304E2 CR Mini Excavator
Dimensions
Dimensions - Long Stick
Vertical Wall
101in
Boom Height - Shipping Position
70in
Boom In Reach
87in
Boom Swing - Left
26in
Boom Swing - Right
29in
Dig Depth
135in
Maximum Blade Depth
19in
Maximum Blade Height
16in
Maximum Dig Height
200in
Maximum Dump Clearance
145in
Maximum Reach
220in
Maximum Reach - Ground Level
215in
O/A Shipping Height
98in
O/A Shipping Length
194in
O/A Track Width
77in
O/A Undercarriage Length
87in
Swing Bearing - Height
22in
Tail Swing
38in
Track Belt/Shoe Width
14in
Dimensions - Standard Stick
Swing Bearing - Height
22in
Maximum Reach - Ground Level
206in
Maximum Dump Clearance
141in
O/A Undercarriage Length
87in
Maximum Reach
211in
Boom In Reach
83in
O/A Shipping Height
98in
Tail Swing
38in
Boom Swing - Left
26in
O/A Shipping Length
190in
Boom Swing - Right
29in
Dig Depth
123in
Vertical Wall
95in
Maximum Blade Depth
19in
O/A Track Width
77in
Maximum Blade Height
16in
Boom Height - Shipping Position
58in
Maximum Dig Height
196in
Track Belt/Shoe Width
14in
Undercarriage
Track Roller Type
Center Flange
Number Of Carrier Rollers
1
Number Of Track Rollers
4
Specifications
Swing System
Machine Swing Speed
10rpm
Note
*Automatic swing brake, spring applied, hydraulic release.
Boom Swing - Left - Without Stop*
70 degrees
Boom Swing - Left - With Stop*
55 degrees
Engine
Net Power
40.2hp
Displacement
146cu in
Bore
3.4in
Stroke
4in
Emissions
*Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
Engine Model
Cat C2.4
Gross Power - Iso 14396
41.8hp
Rated Net Power - 2,200 Rpm - Iso 9249/Eec 80/1269
40.2hp
Operational
Operating Weight
8996lb
Blade
Height
12.8in
Width
6.4ft in
Hydraulic System
Hydraulic System Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Blade
Lift Height
15.7in
Dig Depth
18.5in
Hydraulic System
Operating Pressure - Swing
3132 psi
Operating Pressure - Equipment
3553 psi
Operating Pressure - Travel
3553 psi
Digging Force - Stick - Standard
4856lb
Digging Force - Stick - Long
4384lb
Digging Force - Bucket
8498lb
Pump Flow At 2,200 Rpm
26.4 gal/min
Auxiliary Circuit - Secondary (174 Bar/2,524 Psi)
6.6 gal/min
Auxiliary Circuit - Primary (186 Bar/2,734 Psi)
18.5 gal/min
Operating Specifications
Stick Length - Standard
52in
Stick Length - Long
64in
Service Refill Capacities
Cooling System
1.5gal
Fuel Tank
12.2gal
Hydraulic Tank
11.2gal
Hydraulic System
17.2gal
Engine Oil
2.5gal
Cab
Dynamic Operator Sound Pressure Level (Iso 6396:2008)
81 dB(A)
Exterior Sound Power Level - Iso 6395:2008*
96 dB(A)
Note
*European Union Directive 2000/14/EC
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.
Travel System
Maximum Traction Force - High Speed
3799lb
Maximum Traction Force - Low Speed
6969lb
Travel Speed - High
3.2mph
Travel Speed - Low
2.1mph
Gradeability - Maximum
30 degrees
Ground Pressure - Cab
4.3 psi
Ground Pressure - Canopy
4.1 psi
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)
Lift Capacities At Ground Level - Lift Point Radius: 3000 Mm (118 In)
Blade Down - Front
3462lb
Blade Up - Front
1808lb
Blade Down - Side
2007lb
Blade Up - Side
1808lb
Lift Capacities At Ground Level - Lift Point Radius: 4500 Mm (177 In)
Blade Down - Front
1896lb
Blade Up - Front
948lb
Blade Down - Side
1058lb
Blade Up - Side
948lb
Weights*
Weight - Cab, Long Stick
8996lb
Note
*Weight includes counterweight, rubber tracks, bucket, operator, full fuel and auxiliary lines.
Weight - Canopy, Standard Stick
8655lb
Weight - Canopy, Long Stick
8721lb
Weight - Cab, Standard Stick
8930lb
