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304E2 CR (Tier 4 Interim)

Mini Excavators

The Cat E2 Series Mini Hydraulic Excavators are designed to carry on the solid performance of their E Series predecessors, while adding even greater value for the customer. The new High Definition Hydraulic (HDH) System, redesigned operator station and enhanced digital control panel specially designed for Cat Mini Excavators – COMPASS (Complete, Operation, Maintenance, Performance And Security System) – are all standard features that improve performance and increase value.

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Engine Model Cat® C2.4
Net Power 30 kW
Net Power - ISO 9249 30 kW
Operating Weight 4039 kg
Availability Please Call Admin
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304E2 CR (Tier 4 Interim)
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FEATURES & BENEFITS

Operator Station

Comfortable Working EnvironmentThe high quality suspension seat, 76 mm (3 in) retractable seat belt, easy to adjust armrests, and ergonomic layout provide superior comfor... Read more

Operation and Hydraulic Control

Powerful Digging, Precise ControlThe new High Definition Hydraulic (HDH) System in the E2 machines provides a load sensing and flow sharing capability leading to operatio... Read more

Engine

EngineEach of the E2 models is equipped with the engine solution to best support the power and performance required based on the weight class and application. Also, stand... Read more

COMPASS Control Panel

UNLOCK the new features and experience the value of the exclusive COMPASS control panel on the E2 Series compact excavatorsThe COMPASS control panel on the Cat E2 Series... Read more

Compact Radius Design

Compact RadiusThe compact radius design gives greater machine versatility and the capability to work within confined areas. This allows the operator to concentrate on the... Read more

Undercarriage

Rubber TrackThe standard rubber track lets you work on multiple surfaces such as grass, pavement or stone without damaging the surface or machine.Steel Track OptionOption... Read more

Dozer Blade

Simple Dozer Control with Float FunctionThe dozer function is pilot controlled from inside the cab, providing smooth, proportional operation. The standard float function... Read more

Coupler and Work Tool Options

CouplersThe E2 Series is available with a mechanical pin-grabber or a hydraulic pin-grabber quick coupler option. The coupler design uses a wedge to keep the tool secure... Read more

Serviceability and Support

Easy ServiceExtended service intervals, durable components, and ease of service access points decrease your owning and operating costs while increasing your long-term val... Read more

SPECIFICATIONS FOR 304E2 CR (Tier 4 Interim)

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Engine
Engine Model Cat® C2.4
Net Power 30 kW
Net Power - ISO 9249 30 kW
Displacement 2.4 l
Stroke 102.4 mm
Bore 87 mm
Gross Power 31.2 kW
Rated Net Power - ISO 9249 30 kW
Note Cat C2.4 engine meets U.S. EPA Tier 4 Interim/EU Stage IIIA emission standards.
Weights
Operating Weight 4039 kg
Operating Weight - With Cab 4039 kg
Note Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight - With Canopy 3884 kg
Travel System
Travel Speed - High 5.2 km/h
Maximum Traction Force - Low Speed 31 kN
Maximum Traction Force - High Speed 16.9 kN
Travel Speed - Low 3.3 km/h
Ground Pressure 29.5 kPa
Hydraulic System
Auxiliary Circuit - Primary 70 l/min
Digging Force - Stick - Standard 21.6 kN
Digging Force - Stick - Long 19.5 kN
Auxiliary Circuit - Secondary 25 l/min
Pump Flow 100 l/min
Operating Pressure - Equipment 245 bar
Operating Pressure - Swing 216 bar
Operating Pressure - Travel 245 bar
Note Load sensing hydraulics with variable displacement piston pump.
Digging Force - Bucket 37.8 kN
Swing System
Machine Swing Speed 10 r/min
Boom Swing - Left - With Stop 55°
Swing - Right 50°
Boom Swing - Left - Without Stop 70°
Blade
Width 1950 mm
Height 325 mm
Dig Depth 470 mm
Lift Height 400 mm
Service Refill Capacities
Cooling System 5.5 l
Engine Oil 7 l
Hydraulic Tank 42.3 l
Fuel Tank 46 l
Hydraulic System 65 l
Operating Specifications
Maximum Dig Depth 3430 mm

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Net Power 35 kW
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Engine Model Cat C3.3B DI Turbo
Net Power 46 kW
Gross Power - SAE J1995 49.7 kW
Rated Net Power - 2,000 rpm - ISO 9249/SAE J1349 46 kW
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Engine Model Cat C1.7
Engine Rated Power 17.7 kW
Rated Power 17.7 kW
Operating Weight 3605 kg
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Engine Model Cat C2.4 DI Turbo
Net Power 34.9 kW
Net Power - 2,400 rpm - ISO 9249/SAE J1349 34.9 kW
Gross Power - SAE J1995 36.5 kW
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308.5

Engine Model Cat C3.3B
Net Power 51.8 kW
Operating Weight 8668 kg
Height 431 mm
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Engine Model Yanmar 3TNV76
Net Power 13.2 kW
Gross Power - ISO 14396 17.9 kW
Displacement 1116 cm³
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Engine Model Cat C2.4 Turbo
Net Power 34.9 kW
Gross Power - ISO 14396 36.5 kW
Displacement 2.43 l
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308E2 CR

Engine Model Cat C3.3B
Net Power 48.1 kW
Operating Weight 7640 kg
Bucket Capacity 0.28 m³
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