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730C2 EJ

Three Axle Articulated Trucks

The Cat 730C2 EJ, with a 16.9 m3 (22.1 yd3) 28 tonnes (31 tons) capacity, offers demonstrated reliability and durability, high performance and productivity, superior operator comfort and lower operating costs. Updating the successful 730C EJ to include all axle enclosed wet brakes makes the 730C2 EJ a more attractive proposition for our customers. Class leading levels of performance and operator comfort make for a productive machine all day long.

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Engine Model Cat® C13 ACERT™
Gross Power - SAE J1995 280 kW
Net Power - SAE J1349 274 kW
Bore 130 mm
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730C2 EJ
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FEATURES & BENEFITS

Engine

Every Tier 2/Stage II equivalent Cat engine with ACERT Technology is equipped with a combination of proven electronic, fuel, air and aftertreatment components. The right... Read more

Transmission

The Cat CX31 six-speed forward, single speed reverse transmission features Advanced Productivity Electronic Control Strategy (APECS) and Electronic Clutch Pressure Contro... Read more

Automatic Features

Automatic Traction Control (ATC)Application of the inter and cross-axle differential locks is ‘on-the-go' and fully automatic. The operator does not have to think about w... Read more

Suspension and Braking

All three axles have oscillating a-frames with lateral tie rods, controlling sideways movement of the axle and providing stability. In conjunction with the suspension sys... Read more

Operator Environment

Ride ComfortThe three-point front suspension with its oscillating axle and low-pressure ride struts, combined with the center-mounted cab, offer unrivaled levels of ride... Read more

Ease of Operation

Control LayoutThe cab is designed to make all aspects of machine operation as simple as possible. The controls and gauges are easy to read and straightforward to operate,... Read more

Durability and Reliability

Front FrameThe front frame design features a large box section and wide, stiff frame beams to handle torque loads. The divergent frame design decreases stress in the hitc... Read more

Cat CONNECT Technology

Cat CONNECT makes smart use of technology and services to improve your job site efficiency. Using the data from technology-equipped machines, you'll get more information... Read more

Versatility

The 730C2 EJ shares the versatility of the standard 725C2 and 730C2 Series Articulated Trucks, operating in the same conditions, but offering unique capabilities that str... Read more

SPECIFICATIONS FOR 730C2 EJ

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Engine
Engine Model Cat® C13 ACERT™
Gross Power - SAE J1995 280 kW
Net Power - SAE J1349 274 kW
Bore 130 mm
Stroke 157 mm
Displacement 12.5 l
Peak Engine Torque Net (SAE J1349) 1810 N·m
Peak Engine Torque Gross (SAE J1995) 1830 N·m
No Engine De-rating Below 3990 m
Engine Model - U.S. EPA Tier 2/EU Stage II Equivalent Cat C13 ACERT
Peak Engine Torque Speed 1200 r/min
Net Power - ISO 14396 276 kW
Note (1) The power ratings apply at rated speed of 1,800 rpm when tested under the conditions for the specified standard.
Note (3) Net power when the fan is at maximum speed is 254 kW (341 hp) per the SAE reference conditions.
Note (2) The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler and fan at minimum speed.
Emissions The 730C2 EJ meets Tier 2/Stage II equivalent emission standards.
Weights
Rated Payload 28 t
Body Capacities
Heaped (SAE 2:1) 16.9 m³
Struck 13.5 m³
Transmission
Forward - 1 8 km/h
Forward - 2 15 km/h
Forward - 3 22 km/h
Forward - 4 34 km/h
Forward - 5 47 km/h
Forward - 6 55 km/h
Reverse - 1 9 km/h
Sound Levels
Interior Cab 76 dB(A)
Note (1) The operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT 98 is 76 dB(A), for the cab offered by Caterpillar, when properly installed and maintained and tested with the doors and windows closed.
Note (2) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in noisy environments.
Operating Weights
Rear Axle - Loaded 19035 kg
Rear Axle - Rated Load 13725 kg
Center Axle - Rated Load 13725 kg
Total - Loaded 54100 kg
Total - Empty 25980 kg
Front Axle - Empty 15110 kg
Total - Rated Load 28120 kg
Center Axle - Empty 5560 kg
Front Axle - Loaded 15780 kg
Rear Axle - Empty 5310 kg
Front Axle - Rated Load 670 kg
Center Axle - Loaded 19285 kg
Service Refill Capacities
Fuel Tank 412 l
Cooling System 83 l
Hydraulic System 110 l
Engine Crankcase 38 l
Transmission 47 l
Final Drives/Differential 125 l
Output Transfer Gear Box 24 l
Body Eject
Retract Time 15 s
Eject Time 12 s
Steering
Lock to Lock 4.75 seconds @ 60 rpm
Standards
Brakes ISO 3450 – 2011
Cab - FOPS ISO 3449 Level II – 2005
Cab - ROPS ISO 3471 – 2008
Steering ISO 5010 – 2007
Body Plate
Type High strength Brinell HB450 wear resistant steel
Turning Circle
Turning Dimensions - SAE Turning Radius 7470 mm
Turning Dimensions - Aisle Width 5332 mm
Note Dimensions are for machines equipped with 750/65 tires.
Turning Dimensions - Inside Radius 3879 mm
Turning Dimensions - Steer Angle - Left/Right 45°
Turning Dimensions - Clearance Radius 8075 mm

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