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 - 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
Service Refill Capacities
- Cooling System - Tractor
- 19.8 gal (US)
- Crankcase - Tractor
- 13.7 gal (US)
- Hydraulic System
- 37.5 gal (US)
- Diesel Exhaust Fluid - Scraper
- 5.8 gal (US)
- Diesel Exhaust Fluid - Tractor
- 8 gal (US)
- Fuel Tank
- 370 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)
Safety Criteria Compliance Standards
- Reverse Alarm
- ISO 9533:2010
- Seat Belt
- SAE J386:FEB2006
- 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)
General
- Flywheel Power - Tractor
- 570 HP
- Width - Cut
- 11.5 ft
- Scraper Capacity - Struck
- 41 yd³
- Overall Length
- 609.5 ft
- Flywheel Power - Scraper
- 290 HP
- Tires - Scraper
- 37.25R35**E3
- Rated Engine RPM - Scraper
- 2150 r/min
- Maximum Depth of Cut
- 17.7 in
- Rated Load
- 34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
- Engine Model - Scraper
- Cat C9.3
- Rated Engine RPM - Tractor
- 1900 r/min
- Scraper Capacity - Heaped
- 50 yd³
- Fuel Tank Refill Capacity - Scraper
- 370 gal (US)
- Emissions
- Cat C9.3 and Cat C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.
- Top Speed - Loaded
- 34.7 mile/h
- Overall Shipping Height
- 13.62 ft
- Maximum Depth of Spread
- 21.1 in
- Engine Model - Tractor
- Cat C18
- 180° Curb-to-Curb Turning Width
- 42.59 ft
- Tires - Tractor
- 37.25R35**E3
- Overall Width
- 12.93 ft
- Operating Weight - Empty
- 117782 lb
Implement Cycle Times
- Bail Lower
- 2.1 s
- Ejector Extend
- 8.5 s
- Bail Raise
- 1.5 s
- Ejector Retract
- 8.5 s
- Bowl Raise
- 3.5 s
- Apron Lower
- 3.8 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 - Seventh
- 25.7 mile/h
- Transmission Gear - Sixth
- 19 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 - Eighth
- 34.7 mile/h
- Transmission Gear - Fifth
- 14.1 mile/h
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
