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