637 coal bowls are longer and higher than standard wheel tractor scraper bowls, allowing them to haul 38 m (50 yd) of low density loose coal. The bowls are designed and built to specifically deliver in coming loose coal to the stock pile and reserve stock piled coal to the feeder system.
Ergonomic controls and a newly redesigned cab interior provide a more comfortable and efficient working environment all day long
Improvements in fuel efficiency and the new APECS transmission controls deliver more productivity in most applications
New safety features help operators be more productive and work more efficiently all day long
| Flywheel Power - Tractor/Scraper | 425 kW (570 hp)/216 kW (290 hp) |
|---|
| Scraper Capacity - Heaped | 50 ydΒ³ |
|---|---|
| Top Speed - Loaded | 34.7 mile/h |
| Width - Cut | 11.5 ft |
|---|---|
| Flywheel Power - Tractor | 570 hp |
| Overall Width | 12.93 ft |
| Scraper Capacity - Heaped | 50 ydΒ³ |
| Rated Engine RPM - Scraper | 2150 r/min |
| Tires - Scraper | 37.25R35**E3 |
| Top Speed - Loaded | 34.7 mile/h |
| Overall Length | 609.5 in |
| Operating Weight - Empty | 117782 lb |
| Tires - Tractor | 37.25R35**E3 |
| Flywheel Power - Scraper | 290 hp |
| Emissions | Cat C9.3 and Cat C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards. |
| 180Β° Curb-to-Curb Turning Width | 42.59 ft |
| Engine Model - Tractor | Cat C18 |
| Engine Model - Scraper | Cat C9.3 |
| Scraper Capacity - Struck | 41 ydΒ³ |
| Rated Engine RPM - Tractor | 1900 r/min |
| Rated Load | 34 472 kg (76,000 lb)/34.20 tonnes (38 tons) |
| Fuel Tank Refill Capacity - Scraper | 370 gal (US) |
| Maximum Depth of Cut | 17.7 in |
| Maximum Depth of Spread | 21.1 in |
| Overall Shipping Height | 13.62 ft |
| Bail Lower | 2.1 s |
|---|---|
| Bowl Raise | 3.5 s |
| Ejector Extend | 8.5 s |
| Apron Raise | 4 s |
| Apron Lower | 3.8 s |
| Bail Raise | 1.5 s |
| Bowl Lower | 3.5 s |
| Ejector Retract | 8.5 s |
| Exterior Sound Power Level | The exterior sound power level for the standard machine (ISO 6393:2008) is 118 dB(A). |
|---|---|
| ROPS/FOPS | Meet ISO standards |
| Width - Overall Machine | 155 in |
|---|---|
| Height - Overall Shipping | 163 in |
| Length - Overall Machine - Standard | 609.5 in |
| Height - Top of Cab | 147 in |
| Rear Axle - Rear of Machine | 95.4 in |
| Width - Inside of Bowl | 134 in |
| Width - Rear Tire Centers | 96.9 in |
| Width - Outside Rear Tires | 143.2 in |
| Height - Scraper Blade Maximum | 21.2 in |
| Axle to Vertical Hitch Pin | 20 in |
| Ground Clearance - Tractor | 26.1 in |
| Width - Tractor | 137.8 in |
| Front of Tractor to Front Axle | 142.2 in |
| Wheel Base | 377 in |
| Seat Belt | SAE J386:FEB2006 |
|---|---|
| Reverse Alarm | ISO 9533:2010 |
| Falling Object Protective Structure (FOPS) | ISO 3449:2005 Level II |
| Brakes | ISO 3450:2011 |
| Rollover Protection Structure (ROPS) | ISO 3471:2008 for up to 21 282 kg (46,919 lb) |
| Steering System | ISO 5010:2007 |
| Transmission System - Scraper | 12.9 gal (US) |
|---|---|
| Diesel Exhaust Fluid - Tractor | 8 gal (US) |
| Diesel Exhaust Fluid - Scraper | 5.8 gal (US) |
| Crankcase - Scraper | 6.5 gal (US) |
| Cooling System - Scraper | 16.1 gal (US) |
| Fuel Tank | 370 gal (US) |
| Transmission System - Tractor | 29 gal (US) |
| Cooling System - Tractor | 19.8 gal (US) |
| Hydraulic System | 37.5 gal (US) |
| Crankcase - Tractor | 13.7 gal (US) |
| Transmission Gear - Reverse | 6.2 mile/h |
|---|---|
| Transmission Gear - Sixth | 19 mile/h |
| Transmission Gear - Fourth | 10.5 mile/h |
| Transmission Gear - First | 3.4 mile/h |
| Transmission Gear - Seventh | 25.7 mile/h |
| Transmission Gear - Third | 7.7 mile/h |
| Transmission Gear - Fifth | 14.1 mile/h |
| Transmission Gear - Eighth | 34.7 mile/h |
| Transmission Gear - Second | 6.2 mile/h |
