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637K Wheel Tractor – Coal Bowl Scraper

637K Wheel Tractor – Coal Bowl Scraper

At a Glance

Flywheel Power - Tractor/Scraper
425 kW (570 hp)/216 kW (290 hp)
Scraper Capacity - Heaped
50 yd³
Top Speed - Loaded
34.7 mile/h
Fuel Tank Refill Capacity - Scraper
370 gal (US)
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Overview

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

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Flywheel Power - Tractor/Scraper 425 kW (570 hp)/216 kW (290 hp)

Operating Specifications

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Scraper Capacity - Heaped 50yd³
Top Speed - Loaded 34.7mile/h

General

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Fuel Tank Refill Capacity - Scraper 370gal (US)
Overall Width 12.93ft
Overall Shipping Height 13.62ft
Scraper Capacity - Struck 41yd³
Scraper Capacity - Heaped 50yd³
Rated Load 34 472 kg (76,000 lb)/34.20 tonnes (38 tons)
Width - Cut 11.5ft
Maximum Depth of Cut 17.7in
Maximum Depth of Spread 21.1in
Top Speed - Loaded 34.7mile/h
180° Curb-to-Curb Turning Width 42.59ft
Tires - Tractor 37.25R35**E3
Tires - Scraper 37.25R35**E3
Operating Weight - Empty 117782lb
Overall Length 609.5in
Engine Model - Tractor Cat C18
Engine Model - Scraper Cat C9.3
Rated Engine RPM - Tractor 1900r/min
Rated Engine RPM - Scraper 2150r/min
Flywheel Power - Tractor 570HP
Flywheel Power - Scraper 290HP
Emissions Cat C9.3 and Cat C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.

Cab

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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

Safety Criteria Compliance Standards

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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
Brakes ISO 3450:2011
Steering System ISO 5010:2007
Seat Belt SAE J386:FEB2006
Reverse Alarm ISO 9533:2010

Travel Speeds - Runout

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Transmission Gear - First 3.4mile/h
Transmission Gear - Second 6.2mile/h
Transmission Gear - Third 7.7mile/h
Transmission Gear - Fourth 10.5mile/h
Transmission Gear - Fifth 14.1mile/h
Transmission Gear - Sixth 19mile/h
Transmission Gear - Seventh 25.7mile/h
Transmission Gear - Eighth 34.7mile/h
Transmission Gear - Reverse 6.2mile/h

Implement Cycle Times

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Bowl Raise 3.5s
Bowl Lower 3.5s
Apron Raise 4s
Apron Lower 3.8s
Ejector Extend 8.5s
Ejector Retract 8.5s
Bail Raise 1.5s
Bail Lower 2.1s

Service Refill Capacities

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Crankcase - Tractor 13.7gal (US)
Crankcase - Scraper 6.5gal (US)
Transmission System - Tractor 29gal (US)
Transmission System - Scraper 12.9gal (US)
Cooling System - Tractor 19.8gal (US)
Cooling System - Scraper 16.1gal (US)
Diesel Exhaust Fluid - Tractor 8gal (US)
Diesel Exhaust Fluid - Scraper 5.8gal (US)
Fuel Tank 370gal (US)
Hydraulic System 37.5gal (US)

Dimensions

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Width - Overall Machine 155in
Width - Rear Tire Centers 96.9in
Ground Clearance - Tractor 26.1in
Front of Tractor to Front Axle 142.2in
Axle to Vertical Hitch Pin 20in
Height - Scraper Blade Maximum 21.2in
Length - Overall Machine - Standard 609.5in
Rear Axle - Rear of Machine 95.4in
Height - Overall Shipping 163in
Height - Top of Cab 147in
Width - Inside of Bowl 134in
Width - Outside Rear Tires 143.2in
Width - Tractor 137.8in
Wheel Base 377in