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303.5E2 CR Hydraulic Excavator

303.5E2 CR Hydraulic Excavator

At a Glance

Net Power
23.5 HP
Operating Weight
8209 lb
Maximum Dig Depth
125 in
Operating Weight - With Cab
8209 lb
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Overview

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.

Engine

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Net Power 23.5HP
Engine Model Cat® C1.7
Gross Power 24.8HP
Rated Net Power - ISO 9249 23.5HP
Note Cat C1.7 engine meets U.S. EPA Tier 4 Final/EU Stage IIIB emission standards.
Net Power - ISO 9249 23.5HP
Stroke 3.6in
Bore 3.4in
Displacement 104in³

Weights

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Operating Weight 8209lb
Operating Weight - With Cab 8209lb
Note Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight - With Canopy 7803lb

Operating Specifications

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Maximum Dig Depth 125in

Swing System

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Machine Swing Speed 10r/min
Boom Swing - Left - With Stop 55°
Swing - Right 50°
Boom Swing - Left - Without Stop 80°

Blade

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Width 70in
Height 13in
Dig Depth 19in
Lift Height 16in

Service Refill Capacities

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Cooling System 1.5gal (US)
Engine Oil 1.8gal (US)
Hydraulic Tank 11.2gal (US)
Fuel Tank 12.2gal (US)
Hydraulic System 17.2gal (US)

Travel System

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Ground Pressure 4.6psi
Travel Speed - High 2.9mile/h
Maximum Traction Force - Low Speed 6992lbf
Maximum Traction Force - High Speed 3822lbf
Travel Speed - Low 2mile/h

Hydraulic System

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Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,200 rpm 26.4gal/min
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Digging Force - Bucket 7419lbf
Operating Pressure - Travel 3553psi
Operating Pressure - Swing 3132psi
Operating Pressure - Equipment 3553psi
Digging Force - Stick - Standard 4249lbf
Digging Force - Stick - Long 3799lbf
Maximum Auxiliary Circuit - Secondary - Pressure at Pump 3553psi
Maximum Auxiliary Circuit - Primary - Flow at Pump 15.9gal/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump 3553psi
Maximum Auxiliary Circuit - Secondary - Flow at Pump 6.6gal/min