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EMD SD90MAC
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==Specifications== [[File:NS_7332_EMD_SD90MAC_(33276291851).jpg|thumb|[[Norfolk Southern Railway]] 7332 in Ohio]] Prime mover (EMD 710): *EMD [[V16 engine|V16]] [[EMD 710|710G3C-T1]] *Power Output - {{convert|4,300|hp|kW|sigfig=3|abbr=on|disp=or}} *Idle - 200 rpm *Full Speed - 950 rpm Prime mover (EMD 265): *EMD [[V16 engine|V16]] [[EMD 265|EMD GM16V265]] *Power Output - {{convert|6,000|hp|kW|sigfig=3|abbr=on|disp=or}} at 1,000 rpm *Idle - 200 rpm *Full speed - 1,000 rpm Traction motors: *6 Siemens 1TB2830 AC motors mounted 3 each on 2 HTCR-2 radial self-steering trucks. *Rated output - {{convert|855|hp|kW|0|abbr=on|disp=or}} *Gearing - 83:16 *Wheel size - {{convert|45|in|mm|0|abbr=on}} *Max revolutions - 3,435 rpm *Starting torque - {{convert|16,300|N路m|lbf路ft|0|abbr=on|disp=or}} *Continuous torque - {{convert|12,900|N路m|lbf路ft|0|abbr=on|disp=or}} *Maximum voltage - 2,183 V Performance (parenthesis indicate H-Engine equipped specifications): *Maximum speed - {{convert|70|mph|km/h|0|abbr=on}} *Starting tractive effort - {{convert|185,000|lbf|kN|abbr=on}} and {{convert|200,000|lbf|kN|abbr=on}}) *Continuous tractive effort - {{convert|147,000|lbf|kN|abbr=on}} and {{convert|165,000|lbf|kN|abbr=on|}}) *Braking effort - {{convert|115,000|lbf|kN|abbr=on}}<ref name="EMD SD90MAC Data Sheet">{{cite web|last1=Shop|first1=The Diesel|title=EMD SD90MAC Data Sheet|url=https://www.thedieselshop.us/Data%20EMD%20SD90MAC.HTML|website=The Diasel Shop|publisher=The Diesel Shop|access-date=13 August 2017}}</ref> *Weight - {{convert|210|ST|LT t|0}}/{{convert|420000|lb|kg|sigfig=4|abbr=on|disp=or}}<ref>{{cite web |last= |first= |date= |title=Diesel-Electric Locomotive SD90MAC with Three-Phase Drive |url=http://www.sze.hu/~szenasy/VILLVONT/Diesel-Electric_Loco_SD90MAC_EN.pdf |website=www.sze.hu |location= |publisher=[[Siemens]] |access-date=21 January 2025}}</ref>
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