- Category: Mini Excavators ➔
- Manufacturer: Caterpillar ➔
- Model: 304E2 CR ➔
The Caterpillar 304E2 CR Mini Excavator is a versatile and powerful machine designed for various construction and excavation tasks. With a compact design and impressive digging capabilities, this excavator offers exceptional performance in a range of work environments. From its load sensing hydraulics with variable displacement piston pump to its robust digging forces and efficient engine, the 304E2 CR is a reliable option for projects requiring precision and power. Discover the key specifications and features of this mini excavator to see how it can enhance your worksite productivity.
General Specifications
Engine | C2.4 Starting 2021 Model Year |
Max Digging Depth | 77 ft (23 m) Starting 2021 Model Year |
Net Power | 40 hp (30 kw) Starting 2021 Model Year |
Operating Weight | 8,930 lbs (4,051 kg) Starting 2021 Model Year |
Blades
Blade Height | 13 in (33 cm)
|
Blade Lift Height | 16 in (40 cm)
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Blade Width | 6 ft (2 m)
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Dig Depth | 19 in (47 cm)
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Boom/Stick Excavator Option 1
Max Digging Depth | 10 ft (3 m)
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Max Reach Along Ground | 17 ft (5 m)
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Dimensions - Long Stick
Boom In Reach | 87 in (221 cm)
|
Boom Swing - Left | 26 in (66 cm)
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Boom Swing - Right | 29 in (74 cm)
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Dig Depth | 135 in (343 cm)
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Maximum Blade Depth | 19 in (48 cm)
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Maximum Blade Height | 16 in (41 cm)
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Maximum Dig Height | 200 in (508 cm)
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Maximum Dump Clearance | 145 in (368 cm)
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Maximum Reach | 220 in (559 cm)
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Maximum Reach - Ground Level | 215 in (546 cm)
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O/A Shipping Length | 194 in (493 cm)
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O/A Track Width | 77 in (196 cm)
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O/A Undercarriage Length | 87 in (221 cm)
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Swing Bearing - Height | 22 in (56 cm)
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Track Belt/Shoe Width | 14 in (36 cm)
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Vertical Wall | 101 in (257 cm)
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Dimensions - Standard Stick
Boom In Reach | 83 in (211 cm)
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Boom Swing - Left | 26 in (66 cm)
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Boom Swing - Right | 29 in (74 cm)
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Dig Depth | 123 in (312 cm)
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Maximum Blade Depth | 19 in (48 cm)
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Maximum Blade Height | 16 in (41 cm)
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Maximum Dig Height | 196 in (498 cm)
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Maximum Dump Clearance | 141 in (358 cm)
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Maximum Reach | 211 in (536 cm)
|
Maximum Reach - Ground Level | 206 in (523 cm)
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O/A Shipping Length | 190 in (483 cm)
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O/A Track Width | 77 in (196 cm)
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O/A Undercarriage Length | 87 in (221 cm)
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Swing Bearing - Height | 22 in (56 cm)
|
Track Belt/Shoe Width | 14 in (36 cm)
|
Vertical Wall | 95 in (241 cm)
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Engine
Bore | 3 in (9 cm)
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Displacement | 146 cu in (2,393 cu cm)
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Emissions | *Meets U.S. EPA Tier 4 Final/EU Stage IIIA emission standards.
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Engine Model | Cat C2.4
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Stroke | 4 in (10 cm)
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Hydraulic System
Digging Force - Bucket | 8,498 lbs (3,855 kg)
|
Digging Force - Stick - Long | 4,384 lbs (1,989 kg)
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Digging Force - Stick - Standard | 4,856 lbs (2,203 kg)
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Hydraulic System Type | Load Sensing Hydraulics with Variable Displacement Piston Pump
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Operating Pressure - Equipment | 3553 psi
|
Operating Pressure - Swing | 3132 psi
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Operating Pressure - Travel | 3553 psi
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Service Refill Capacities
Cooling System | 2 gal (6 l)
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Engine Oil | 3 gal (9 l)
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Fuel Tank | 12 gal (46 l)
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Hydraulic System | 17 gal (65 l)
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Hydraulic Tank | 11 gal (42 l)
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Swing System
Boom Swing - Left - With Stop | 55 degrees
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Boom Swing - Left - Without Stop | 70 degrees
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Machine Swing Speed | 10 rpm
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Travel System
Gradeability - Maximum | 30 degrees
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Maximum Traction Force - High Speed | 3,799 lbs (1,723 kg)
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Maximum Traction Force - Low Speed | 6,969 lbs (3,161 kg)
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Travel Speed - High | 3 mph (5 kph)
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Travel Speed - Low | 2 mph (3 kph)
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