637K Wheel Tractor – Coal Bowl Scraper

Product description

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 - 50yd³
Top Speed - Loaded - 34.7mile/h

Safety Criteria Compliance Standards

Brakes - ISO 3450:2011
Steering System - ISO 5010:2007
Seat Belt - SAE J386:FEB2006
Falling Object Protective Structure (FOPS) - ISO 3449:2005 Level II
Reverse Alarm - ISO 9533:2010
Rollover Protection Structure (ROPS) - ISO 3471:2008 for up to 21 282 kg (46,919 lb)

General

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

Service Refill Capacities

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

Travel Speeds - Runout

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

Implement Cycle Times

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

Dimensions

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

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).

Standard Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Power Train – Tractor
- Cat C18 engine with MEUI^™
- Compression engine brake
- Electric start, 24V
- Air cleaner, dry type with precleaner
- Fan, hydraulic
- Ground level engine shutdown
- Radiator, aluminum unit core, 9 fins per inch
- Guard, crankcase
- Starting aid, ether
- Braking system:
  - Primary and secondary, wet disc, hydraulic actuated
  - Parking, hydraulic-released, spring-applied
- Throttle lock
- Transmission:
  - 8-speed planetary power shift
  - ECPC control
  - APECS software
  - Programmable top gear selection
  - Transmission hold
  - Differential lock
  - Guard, power train
  - Standard tire spin reduction
  - Ground speed control
  - Machine speed limit
  - Differential lock protection
Power Train – Scraper
- Cat C9.3 engine
  - High pressure common rail fuel
  - Constant lift engine brake
- Electric start, 24V
- Air cleaner, dry type with precleaner
- Fan, mechanical driven
- Ground level engine shutdown
- Radiator, aluminum unit core, 9 fins per inch
- Starting aid, either
- Braking system:
  - Primary and secondary, dry caliper, hydraulic actuated
- Transmission:
  - 4-speed (torque converter drive)
  - Planetary power shift
Electrical – Tractor
- Alternator, 150 Amp
- Batteries (4), 12V, 1,000 CCA, maintenance free, high output
- Electrical system, 24V
- Lighting system:
  - Headlights, LED
  - Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
- Starting/charging receptacle
Electrical – Scraper
- Alarm, backup
- Batteries (4) 12V, 1,000 CAA, maintenance free, high output
- Alternator, 65 Amp
- Electrical system, 24V
- Lighting system:
  - Brake lights, LED
  - Turn signals with hazard function, LED
Operator Environment – Tractor
- HVAC system, heat, AC, defrost
- Thermostat control of HVAC system
- Coat hook
- Lunchbox platform with holding strap
- Diagnostic connection (2)
- 12V power ports (2)
- Differential lock (1)
- Dome courtesy light
- Horn, electric
- T-handle implement control
- Mirror, rearview
- Radio ready
- ROPS/FOPS cab, pressurized
- Keypad switches:
  - Throttle lock
  - Wipers/washers
  - Hazard lights
  - Retarding level select
  - Work lights on, off
  - Information mode on Messenger Display
- Safety tab rocker switches
- Seat belt, static two-piece
- Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
- Steering wheel, tilt, telescoping, padded
- Windows, right side emergency egress
- Windows, sliding
- Windows, laminated, zipped in
- Windshield wipers, front and rear windows, includes washers
- Door lock
- Messenger Display
- Gauges, warnings include:
  - Coolant temperature
  - Engine oil temperature
  - Hydraulic oil temperature
  - Fuel level
  - Park brake
  - Implement lockout
  - Brake system
  - Throttle lock
  - System voltage
  - Secondary steering
  - Bail down
  - Ejector auto
  - Differential lock
  - Apron float
  - Transmission hold
  - Cushion hitch
  - High beam lights
  - Action lamp
  - Engine speed, rpm
  - Gear selection
Fluids
- Extended Life Coolant to –37° C (–34° F)
Other Standard Equipment – Tractor
- Advanced cushion hitch
- Accumulators (cushion hitch) with Canadian Registration Number (CRN)
- Fast oil change
- Fenders, non-metallic
- Heater, engine coolant 120V
- Rims (2)
- Tow hooks, front
- Vandalism locks
- Heater, engine coolant 120V
- Steering locks
Other Standard Equipment – Scraper
- Coal Bowl
  - 31 m3 (41 yd3), struck
  - 38 m3 (50 yd3), heaped
- Vandalism locks
- Scraper fenders
- Fast oil change
- Rims (2)
- Hydraulic position sensing cylinders (bowl lift and apron)

Optional Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Steering Arrangements
- Secondary Steering Arrangement
Integrated Technologies
- Sequence Assist Arrangement
- Advanced Tire Spin Reduction
Other Attachments
- Camera arrangement – WAVS
- Cab beacon
- Air horn
- Air horn and beacon
- Wiring group
Service Instructions
- Film arrangement – U.S. (ANSI)
- Film arrangement – International (ISO)

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