Bombardier ALP-45DP

ALP-45DP
ALP-45DP locomotives for NJT and Exo in Kassel, Germany
Type and origin
Power typeElectro-diesel (dual mode)
BuilderBombardier Transportation
Alstom
Build date2010–2012[1]
2019–Present
Total producedNJT: 60[2][3]
Exo: 20[2]
Specifications
Configuration:
​
 • AARB-B
 • UICBo′Bo′
Gauge4 ft 8+1⁄2 in (1,435 mm) standard gauge
BogiesFLEXX Power 250
Wheel diameter1.118 to 1.046 m (44.0 to 41.2 in) new / worn
Minimum curve91 m (298.56 ft)
Wheelbasebogie (truck) 2.800 m (9 ft 2.2 in)
bogie centres 13.250 m (43.47 ft)
Length21.8 m (72 ft) length over coupler faces
Width2.95 m (9 ft 8+1⁄8 in)
Height4.4 m (14 ft 5+1⁄4 in)
Axle load32.65 t (32.13 long tons; 35.99 short tons) max
Loco weight288,000 lb (131,000 kg)
Fuel typeDiesel
Fuel capacity1,600 US gal (6,100 L; 1,300 imp gal)*,
1,800 US gal (6,800 L; 1,500 imp gal)†
Electric system/sExo: Overhead line, 25 kV 60 Hz AC
NJT: Overhead line;
Current pickup(s)pantograph
Prime mover2x Caterpillar 3512C HD[4][5]
RPM range600-1800
Engine typeV12 diesel engine, 7.1 t (7.0 long tons; 7.8 short tons)
AspirationTurbocharged
Displacement58.6 L (3,580 cu in)[6]
Alternator2x MITRAC [7] TG 3800A, 1700 kVA [8]
Traction motors4x MITRAC DR 3700F, 1,300 kW (1,700 hp) each [9][note 1]
Head end power1100 kVA, 1,000 kW (1,300 hp), 3 phase, 3 x 480 V AC 60 Hz [10][11]
TransmissionAC-DC-AC
MU workingYes, up to 2 units.[12][note 2]
Train heatingLocomotive supplied HEP
Loco brakeRegenerative/Dynamic, WABCO Electro-pneumatic.
Mechanical: hollow shaft mounted disc brake,[9] plus tread brakes[14]
Train brakesPneumatic
CouplersTightlock coupler
Performance figures
Maximum speedDiesel mode: 161 km/h (100 mph)
Electric mode: 201 km/h (125 mph)
Power outputContinuous electric at rail: 5,360 hp (4,000 kW)[15]
Max electric at rail: 5,900 hp (4,400 kW)[16]
Max diesel at rail: 3,600 hp (2,700 kW)[15] (no HEP)
Max diesel at rail: 2,734 hp (2,039 kW) (With HEP for 8 car train)[11]
1,567 kW (2,101 hp) each,
3,108 kW (4,168 hp) at shaft. inserted
Tractive effort316 kN (71,000 lbf) starting
262 kN (59,000 lbf) continuous electric @55 km/h (34 mph)[17]
291 kN (65,000 lbf) continuous diesel @25.2 km/h (16 mph)[18][11]
Factor of adh.4.056
Brakeforceelectric regenerative 4,000 kW (5,400 hp)
electric dynamic 1,300 kW (1,700 hp)
maximum electric brake effort 150 kN (34,000 lbf)
Career
OperatorsNJ Transit
Exo
NumbersNJT: 4500-4534 (45DP)[19]
NJT: 4535-4559 (45A)
Exo: 1350-1369[19]
First runNJT: May 30, 2012[20]
* NJT locos, † Exo locos
Sources :[21][22] except where noted

The Bombardier ALP-45DP is a type of single cab dual-mode locomotive operated by New Jersey Transit and Exo. The locomotive was designed and originally built by Bombardier until 2021, and by Alstom since 2021.

  1. ^ "NJT ALP-45 Dual Power". The European Modern Electric Locomotive Database. Railcolor.net. Archived from the original on 2019-12-24. Retrieved 2019-10-05.
  2. ^ a b Cite error: The named reference gazette-supply was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference gazette-10more was invoked but never defined (see the help page).
  4. ^ Brugger et al. 2000, p. 561.
  5. ^ Pernička & Kuchta 2010, pp. 53, 56.
  6. ^ "3512C HD Petroleum Engine" (PDF), Cat Oil and Gas Specification sheet for 3512C HD engine from CAT
  7. ^ MITRAC
  8. ^ Pernička & Kuchta 2010, p. 56, "diesels".
  9. ^ a b Pernička & Kuchta 2010, p. 56.
  10. ^ Brugger et al. 2000, p. 561-2.
  11. ^ a b c Vitins 2011, Table 1.
  12. ^ Pernička & Kuchta 2010, p. 56, quote : Operation in multiple is possible - two locomotives being the maximum, and this is also feasible when the locomotives are operating in pushpull mode. It is also possible for ALP-45DPs to run in multiple with ALP-46(A) and other existing NJT (and Exo) vehicles..
  13. ^ "Reprint from NJ 1: 1. Editorial and Insert – The Terrigal Conference". NJ. 40 (2): 160–174. 2016-07-02. doi:10.1080/14452294.2016.1279463. ISSN 1445-2294. S2CID 218835187.
  14. ^ Canetta & Bikle 2010, Bogie, p.6.
  15. ^ a b "Reprint from NJ 1: 1. Editorial and Insert – The Terrigal Conference". NJ. 40 (2): 160–174. 2016-07-02. doi:10.1080/14452294.2016.1279463. ISSN 1445-2294. S2CID 218835187.
  16. ^ Pernička & Kuchta 2010, p. 55..For a limited time a maximum power of 4,400 kW can be delivered
  17. ^ Allenbach, Jean-Marc (November 11, 2009). "Fiche documentaire BoBo NJT ALP 45-DP" (PDF) (in French). Retrieved June 11, 2011.
  18. ^ Brugger et al. 2000, p. 562.
  19. ^ a b Pernička & Kuchta 2010, p. 58.
  20. ^ Vantuono, William (30 May 2012), "NJT's ALP-45DP enters revenue service", Railway Age
  21. ^ Pernička & Kuchta 2010, "Principal Technical Data", p.53
  22. ^ Canetta & Bikle 2010.


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