637K Wheel Tractor – Coal Bowl Scraper
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.
Engine
- Flywheel Power - Tractor/Scraper
- 425 kW (570 hp)/216 kW (290 hp)
Operating Specifications
- Scraper Capacity - Heaped
- 50 yd³
- Top Speed - Loaded
- 34.7 mile/h
Dimensions
- Width - Overall Machine
- 155 in
- Width - Tractor
- 137.8 in
- Width - Inside of Bowl
- 134 in
- Width - Outside Rear Tires
- 143.2 in
- Height - Overall Shipping
- 163 in
- Height - Top of Cab
- 147 in
- Ground Clearance - Tractor
- 26.1 in
- Front of Tractor to Front Axle
- 142.2 in
- Axle to Vertical Hitch Pin
- 20 in
- Height - Scraper Blade Maximum
- 21.2 in
- Wheel Base
- 377 in
- Rear Axle - Rear of Machine
- 95.4 in
- Width - Rear Tire Centers
- 96.9 in
- Length - Overall Machine - Standard
- 609.5 in
Travel Speeds - Runout
- Transmission Gear - Fifth
- 14.1 mile/h
- Transmission Gear - Reverse
- 6.2 mile/h
- Transmission Gear - Fourth
- 10.5 mile/h
- Transmission Gear - Seventh
- 25.7 mile/h
- Transmission Gear - Eighth
- 34.7 mile/h
- Transmission Gear - First
- 3.4 mile/h
- Transmission Gear - Third
- 7.7 mile/h
- Transmission Gear - Second
- 6.2 mile/h
- Transmission Gear - Sixth
- 19 mile/h
General
- Maximum Depth of Spread
- 21.1 in
- Top Speed - Loaded
- 34.7 mile/h
- Engine Model - Scraper
- Cat C9.3
- Rated Load
- 34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
- Width - Cut
- 11.5 ft
- Flywheel Power - Scraper
- 290 HP
- Scraper Capacity - Struck
- 41 yd³
- Maximum Depth of Cut
- 17.7 in
- Flywheel Power - Tractor
- 570 HP
- Tires - Scraper
- 37.25R35**E3
- Engine Model - Tractor
- Cat C18
- Overall Shipping Height
- 13.62 ft
- Scraper Capacity - Heaped
- 50 yd³
- Overall Length
- 609.5 ft
- Emissions
- Cat C9.3 and Cat C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
- Overall Width
- 12.93 ft
- 180° Curb-to-Curb Turning Width
- 42.59 ft
- Rated Engine RPM - Tractor
- 1900 r/min
- Tires - Tractor
- 37.25R35**E3
- Fuel Tank Refill Capacity - Scraper
- 370 gal (US)
- Rated Engine RPM - Scraper
- 2150 r/min
- Operating Weight - Empty
- 117782 lb
Safety Criteria Compliance Standards
- Steering System
- ISO 5010:2007
- Brakes
- ISO 3450:2011
- Seat Belt
- SAE J386:FEB2006
- Reverse Alarm
- ISO 9533:2010
- Rollover Protection Structure (ROPS)
- ISO 3471:2008 for up to 21 282 kg (46,919 lb)
- Falling Object Protective Structure (FOPS)
- ISO 3449:2005 Level II
Implement Cycle Times
- Apron Lower
- 3.8 s
- Bail Raise
- 1.5 s
- Ejector Retract
- 8.5 s
- Bail Lower
- 2.1 s
- Bowl Raise
- 3.5 s
- Apron Raise
- 4 s
- Bowl Lower
- 3.5 s
- Ejector Extend
- 8.5 s
Service Refill Capacities
- Fuel Tank
- 370 gal (US)
- Crankcase - Tractor
- 13.7 gal (US)
- Diesel Exhaust Fluid - Tractor
- 8 gal (US)
- Cooling System - Scraper
- 16.1 gal (US)
- Diesel Exhaust Fluid - Scraper
- 5.8 gal (US)
- Crankcase - Scraper
- 6.5 gal (US)
- Transmission System - Tractor
- 29 gal (US)
- Cooling System - Tractor
- 19.8 gal (US)
- Transmission System - Scraper
- 12.9 gal (US)
- Hydraulic System
- 37.5 gal (US)
Cab
- ROPS/FOPS
- Meet ISO standards
- Exterior Sound Power Level
- The exterior sound power level for the standard machine (ISO 6393:2008) is 118 dB(A).