730C2
- Rated Payload
- 31 t / 28 ton (US)
- Heaped (SAE 2:1)
- 23 yd³ / 17.5 m³
- Bore
- 5.1 in / 130 mm
The Cat 730C2, with a 17 m3 (23 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 to include all axle enclosed wet brakes makes the 730C2 a more attractive proposition for our customers. Class leading levels of performance and operator comfort make for a productive machine all day long.
| Engine | |
|---|---|
| Engine Model | Cat C13 ACERT |
| Bore | 5.1 in / 130 mm |
| Stroke | 6.2 in / 157 mm |
| Displacement | 762.8 in³ / 12.5 l |
| Gross Power - SAE J1995:2014 | 375 hp / 280 kW |
| Peak Engine Torque Gross (SAE J1995) | 1579 ft·lbf / 2141 N·m |
| Engine Model - U.S. EPA Tier 4 Final/EU Stage IV | Cat® C13 ACERT™ |
| Peak Engine Torque Speed | 1200 r/min |
| Peak Engine Torque Net (SAE J1349) | 1564 ft·lbf / 2120 N·m |
| No Engine De-rating Below | 12500 ft / 3810 m |
| Net Power - SAE J1349:2011 | 367 hp / 274 kW |
| Net Power - ISO 14396 | 370 hp / 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 (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. |
| Note (4) | DEF used in Cat SCR systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications. |
| Emissions | The reference to Tier 4 Final/Stage IV includes U.S. EPA Tier 4 Final, EU Stage IV, Japan 2014 (Tier 4 Final), as well as Korea Tier 4 Final emission standards. |
| Note (3) | Net power when the fan is at maximum speed is 254 kW (341 hp) per the SAE reference conditions. |
| Weights | |
|---|---|
| Rated Payload | 31 t / 28 ton (US) |
| Body Capacities | |
|---|---|
| Heaped (SAE 2:1) | 23 yd³ / 17.5 m³ |
| Struck | 17.4 yd³ / 13.3 m³ |
| Tailgate Heaped SAE 2:1 | 24.6 yd³ / 18.8 m³ |
| Tailgate Struck | 18.2 yd³ / 13.9 m³ |
| Transmission | |
|---|---|
| Forward - 1 | 5 mile/h / 8 km/h |
| Forward - 2 | 9 mile/h / 15 km/h |
| Forward - 3 | 14 mile/h / 22 km/h |
| Forward - 4 | 21 mile/h / 34 km/h |
| Forward - 5 | 29 mile/h / 47 km/h |
| Forward - 6 | 34 mile/h / 55 km/h |
| Reverse - 1 | 6 mile/h / 9 km/h |
| Sound Levels | |
|---|---|
| Interior Cab | 76 dB(A) |
| 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. |
| Note (1) | The operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT98 is 76 dB(A), for the cab offered by Caterpillar, when properly installed and maintained and tested with the doors and windows closed. |
| Operating Weights | |
|---|---|
| Front Axle - Loaded | 40113 lb / 18195 kg |
| Center Axle - Rated Load | 27249 lb / 12360 kg |
| Total - Empty | 52305 lb / 23725 kg |
| Front Axle - Rated Load | 7231 lb / 3280 kg |
| Rear Axle - Loaded | 36685 lb / 16640 kg |
| Total - Rated Load | 61729 lb / 28000 kg |
| Rear Axle - Rated Load | 27249 lb / 12360 kg |
| Total - Loaded | 114034 lb / 51725 kg |
| Center Axle - Empty | 9987 lb / 4530 kg |
| Center Axle - Loaded | 37236 lb / 16890 kg |
| Front Axle - Empty | 32882 lb / 14915 kg |
| Rear Axle - Empty | 9436 lb / 4280 kg |
| Service Refill Capacities | |
|---|---|
| Fuel Tank | 108.8 gal (US) / 412 l |
| Cooling System | 21.9 gal (US) / 83 l |
| Hydraulic System | 29.1 gal (US) / 110 l |
| Engine Crankcase | 10 gal (US) / 38 l |
| Transmission | 12.4 gal (US) / 47 l |
| Final Drives/Differential | 33 gal (US) / 125 l |
| Output Transfer Gear Box | 6.3 gal (US) / 24 l |
| DEF Tank | 5.2 gal (US) / 20 l |
| Body Hoist | |
|---|---|
| Raise Time | 12 s |
| Lower Time | 8 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 - Clearance Radius | 318 in / 8075 mm |
| Turning Dimensions - Aisle Width | 210 in / 5332 mm |
| Note | Dimensions are for machines equipped with 23.5R25 tires. |
| Turning Dimensions - Inside Radius | 153 in / 3879 mm |
| Turning Dimensions - SAE Turning Radius | 294 in / 7470 mm |
| Turning Dimensions - Steer Angle - Left/Right | 45° |
| Body Plate Thickness | |
|---|---|
| Front | 0.28 in / 7 mm |
| Side | 0.43 in / 11 mm |
| Base | 0.51 in / 13 mm |
| Chute | 0.51 in / 13 mm |
