637K Wheel Tractor – Coal Bowl Scraper

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637K Wheel Tractor – Coal Bowl Scraper

Product Specs

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

General

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 ACERT™
Engine Model - Scraper
Cat C9.3 ACERT
Rated Engine RPM - Tractor
1900r/min
Rated Engine RPM - Scraper
2150r/min
Flywheel Power - Tractor
570HP
Flywheel Power - Scraper
290HP
Emissions
Cat C9.3 ACERT and Cat C18 ACERT engines meet U.S. EPA Tier 4 Final/EU Stage IV engine emission standards.

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

Safety Criteria Compliance Standards

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

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

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

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

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

Worktool Attachments

Equipment

  • Power Train – Tractor
    • Cat C18 ACERT 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 ACERT 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

  • 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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