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
General
- Operating Weight - Empty
- 117782 lb
- Fuel Tank Refill Capacity - Scraper
- 370 gal (US)
- Rated Engine RPM - Scraper
- 2150 r/min
- Maximum Depth of Spread
- 21.1 in
- Top Speed - Loaded
- 34.7 mile/h
- Flywheel Power - Scraper
- 290 HP
- Engine Model - Scraper
- Cat C9.3
- Rated Load
- 34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
- Width - Cut
- 11.5 ft
- 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
- Emissions
- Cat C9.3 and Cat C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
- Scraper Capacity - Heaped
- 50 yd³
- Overall Length
- 609.5 ft
- 180° Curb-to-Curb Turning Width
- 42.59 ft
- Overall Width
- 12.93 ft
- Tires - Tractor
- 37.25R35**E3
- Rated Engine RPM - Tractor
- 1900 r/min
Service Refill Capacities
- Hydraulic System
- 37.5 gal (US)
- Crankcase - Tractor
- 13.7 gal (US)
- Fuel Tank
- 370 gal (US)
- Diesel Exhaust Fluid - Tractor
- 8 gal (US)
- Cooling System - Scraper
- 16.1 gal (US)
- Diesel Exhaust Fluid - Scraper
- 5.8 gal (US)
- Cooling System - Tractor
- 19.8 gal (US)
- Crankcase - Scraper
- 6.5 gal (US)
- Transmission System - Tractor
- 29 gal (US)
- Transmission System - Scraper
- 12.9 gal (US)
Implement Cycle Times
- Bowl Lower
- 3.5 s
- Ejector Extend
- 8.5 s
- Apron Lower
- 3.8 s
- Bail Raise
- 1.5 s
- Ejector Retract
- 8.5 s
- Bail Lower
- 2.1 s
- Apron Raise
- 4 s
- Bowl Raise
- 3.5 s
Safety Criteria Compliance Standards
- Falling Object Protective Structure (FOPS)
- ISO 3449:2005 Level II
- 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)
Cab
- 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
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 - First
- 3.4 mile/h
- Transmission Gear - Third
- 7.7 mile/h
- Transmission Gear - Eighth
- 34.7 mile/h
- Transmission Gear - Second
- 6.2 mile/h
- Transmission Gear - Sixth
- 19 mile/h