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
- Length - Overall Machine - Standard
- 609.5 in
- Width - Rear Tire Centers
- 96.9 in
Travel Speeds - Runout
- Transmission Gear - Fourth
- 10.5 mile/h
- Transmission Gear - Reverse
- 6.2 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
- Transmission Gear - Fifth
- 14.1 mile/h
General
- 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
- Tires - Scraper
- 37.25R35**E3
- Scraper Capacity - Struck
- 41 yd³
- Maximum Depth of Cut
- 17.7 in
- Flywheel Power - Tractor
- 570 HP
- Engine Model - Tractor
- Cat C18
- Overall Shipping Height
- 13.62 ft
- 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.
- Scraper Capacity - Heaped
- 50 yd³
- 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
- Rated Engine RPM - Scraper
- 2150 r/min
- Operating Weight - Empty
- 117782 lb
- Fuel Tank Refill Capacity - Scraper
- 370 gal (US)
- Top Speed - Loaded
- 34.7 mile/h
- Maximum Depth of Spread
- 21.1 in
Implement Cycle Times
- Ejector Retract
- 8.5 s
- Bail Lower
- 2.1 s
- Apron Raise
- 4 s
- Bowl Raise
- 3.5 s
- Ejector Extend
- 8.5 s
- Bowl Lower
- 3.5 s
- Apron Lower
- 3.8 s
- Bail Raise
- 1.5 s
Service Refill Capacities
- Fuel Tank
- 370 gal (US)
- Crankcase - Tractor
- 13.7 gal (US)
- Cooling System - Scraper
- 16.1 gal (US)
- Diesel Exhaust Fluid - Tractor
- 8 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)
Safety Criteria Compliance Standards
- 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
- Steering System
- ISO 5010:2007
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).
