Diagram of the SD80MAC - 1 mb
Operator's Manual - 31.8 mb
List Price
About $2,000,000 each when new
Power Plant
Engine Type............................Turbocharged Two-stroke Diesel
Model.......................................................710G3B-ES
Number of Cylinders................................................20
Full Speed....................................................904 RPM
Idle Speed, Normal............................................274 RPM
Idle Speed, Low...............................................200 RPM
Radiator Fans.........................................3, 52", 2 speed
Electrical System
Main (traction) Alternator.......................................TA22
Maximum Potential..........................................2600 VDC
Max. Continuous Current......................................8100 A
Companion Alternator.............................................CA8B
Nominal Potential...........................................200 VAC
AC Auxilary Generator...........................................A8589
Rectified Petential..........................................74 VDC
Maximum Power Output..........................................18 kw
Locomotive Batteries....................................EXIDE LMUD660
Number............................................................2
Number of Cells (each)................................16 (32 total)
Potential (each)..................................32 VDC (64 total)
Rating (8 Hour)........................................660 Amp. Hr.
Trucks
Model...................................................HTCR (radial)
Axles..........................................................3 each
Traction Motors...............................................1TB2830
Number............................................................6
Type...........................................3 Phase AC Induction
Rating.....................................................755 Amps
Gear Ratio......................................................83:16
Wheel Diameter....................................................45"
Journal Bearings.....................................Timken GG 6.875"
Brake Shoes...............................Single Shoe 16" Composition
Maximum Speed (computer limited)...............................75 mph
Minimum Continuous Speed.....................................11.1 mph
Air Brake System
Type............................................................Wabco
Model........................................................EPIC3102
Schedule..........................................................26L
Air Compressor....................................................WLA
Type........................................................2-Stage
Number of Cylinders...............................................4
Displacement @ 900 RPM.............................254 Cu. Ft./Min.
Cooling Medium.......................................Engine Coolant
Lube Oil Capacity (20 Wt.)................................17.5 Gal.
Traction
Maximum Continuous Tractive Effort........................155,000 lbs
Continuous Tractive Effort.....................147,000 lbs @ 11.1 mph
Stall Tractive Effort.....................................185,000 lbs
Dynamic Brake Effort.......................................96,000 lbs
Adhesion..........................................................35%
Supplies/Capacities
Lube Oil System..............................................510 Gal.
Cooling System...............................................342 Gal.
Sanding System.............................................40 Cu. Ft.
Fuel........................................................5800 Gal.
Retention Tank*............................................100 Gal.
*retention tank reduces fuel tank capacity by
approximately 100 gallons.
Fuel Consumption
Normal Idle...............................................3.6 Gal/hr.
Full Throttle.............................................237 Gal/hr.
Dimensions/Clearances
Length...................................................80 ft. 2 in.
Width..................................................10 ft. 3.5 in.
Over Underframe......................................10 ft. .75 in.
Over Snowplow..........................................10 ft. 1 in.
Over Wind Deflectors...............................10 ft. 11.25 in.
Height...................................................15 ft. 5 in.
Over Cooling Fan Guards..............................15 ft. 7.6 in.
Over Dynamic Brake Fan Guard........................15 ft. 7.18 in.
Over Dust Bin Blower Hatch..........................15 ft. 7.71 in.
Over Air Horn......................................15 ft. 11.16 in.
Weight....................................................420,000 lbs
Minimum Curve Negotiation
Single Unit....................................27.4º (209 ft. radius)
Two Coupled Units..............................21.2º (270 ft. radius)
Single Unit Coupled to 50 Ft. Box Car........15.9º (361.3 ft. radius)
Options
Air Compressor..............................................Motorized
Air Conditioner...........................................Under Floor
Air Horn.................................................Leslie RS-3L
Alignment Control Couplers........................................Yes
Cab Signals.......................................................Yes
Cab Heater...................................................Electric
Distributive Power................................................Yes
Ditch Lights...............................................Front Only
Electronic Engine Control.........................................Yes
Emergency Cranking Receptacles.....................................No
Flange Lubricators................................................Yes
Harmon Ultra Cab II...............................................Yes
Intergrated Cab Electronics.......................................Yes
Locomotive Speed Limitor..........................................Yes
Microprocessor.................................................EM2000
Parking Brake.............................Electric w/ Manual Override
Radio...........................................All Channel Clean Cab
Radio Control............................................Locotrol III
Snow Plow..................................................Front Only
Speed Recorder/Indicator......................................EMD ICE
Spotter...........................................................Yes
Toilet.......................................................Chemical
Water Cooler..........................................Portable Cooler
Main Engine Start.................................................Air
Other
Sound Level....................................................Passby
Idle.........................................................69 dBa
Max. Throtle.................................................88 dBa
Sources: EMD SD80MAC Operator's Manual, ConrailCorp.com, NS Locomotive Directory 2004-2005
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