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South African Class 34-200

From Wikipedia, the free encyclopedia
Diesel-electric locomotive

South African Class 34-200
No. 34-227 at Wildrand siding, nearPiet Retief,Mpumalanga, 17 August 2007
Type and origin
Power typeDiesel Electric
DesignerGeneral Motors Electro-Motive Division
BuilderGeneral Motors Electro-Motive Division
Serial number37563-37612
ModelGM-EMD GT26MC
Build date1971-1972
Total produced50
Specifications
Configuration:
 • AARC-C
 • UICCo'Co'
 • CommonwealthCo+Co
Gauge3 ft 6 in (1,067 mm)Cape gauge
Wheel diameter1,016 mm (40.0 in)
Wheelbase14,732 mm (48 ft 4.0 in) ​
 • Bogie3,632 mm (11 ft 11.0 in)
Pivot centres11,278 mm (37 ft 0 in)
Length:
 • Over couplers19,202 mm (63 ft 0 in)
Width2,819 mm (9 ft 3.0 in)
Height3,924 mm (12 ft 10.5 in)
Axle load18,850 kg (41,560 lb)
Adhesive weight113,100 kg (249,300 lb)
Loco weight113,100 kg (249,300 lb) max
Fuel typeDiesel
Fuel capacity6,100 litres (1,300 imp gal)
Prime moverGM-EMD16-645E3
RPM range250-900 ​
 • RPM low idle250
 • RPM idle315
 • Maximum RPM900
Engine type2-stroke diesel
AspirationGM-EMD E16 turbocharger
Displacement10.57 litres (645 cu in)
Alternator10 pole 3 phase GM-EMD AR10F-D14
Traction motorsSix GM-EMD D29B DC 4 pole ​
 • Rating 1 hour485A
 • Continuous450A @ 21 km/h (13 mph)
CylindersV16
Gear ratio63:14
MU working6 maximum
Loco brake28-LAV-1 with vigilance control
Train brakesGardner-Denver ADJV-8101 compressor/exhauster
Air tank cap.850 litres (190 imp gal)
Compressor0.021 m3/s (0.74 cu ft/s) @ 475 rpm
Exhauster0.084 m3/s (3.0 cu ft/s) @ 475 rpm
CouplersAAR knuckle type E
Performance figures
Maximum speed100 km/h (62 mph)
Power output:
 • Starting2,145 kW (2,876 hp)
 • Continuous1,940 kW (2,600 hp)
Tractive effort:
 • Starting272 kN (61,000 lbf)
 • Continuous218 kN (49,000 lbf) @ 26 km/h (16 mph)
Factor of adh.:
 • Starting25%
 • Continuous20%
Brakeforce65% ratio @ 345 kPa (50.0 psi)
Dynamic brake peak effort188 kN (42,000 lbf) @ 28 km/h (17 mph)
Career
OperatorsSouth African Railways
Spoornet
Transnet Freight Rail
NLPI
Sheltam
ClassClass 34-200
Number in class50
Numbers34-201 to 34-250
Delivered1971-1972
First run1971

TheSouth African Railways Class 34-200 of 1971 is a diesel-electric locomotive.

Between October 1971 and March 1972, the South African Railways placed fifty Class 34-200General Motors Electro-Motive Division typeGT26MC diesel-electric locomotives in service.[1]

Manufacturer

[edit]

The Class 34-200 type GT26MC diesel-electric locomotive was designed and built for the South African Railways (SAR) by General Motors Electro-Motive Division (GM-EMD) at theirMcCook plant inIllinois. Fifty locomotives were delivered between October 1971 and March 1972, numbered in the range from34-201 to34-250.[1][2][3][4]

Class 34 series

[edit]

GE and GM-EMD designs

[edit]

The Class 34 locomotive family consists of seven series, theGeneral Electric (GE)Classes34-000,34-400,34-500 (also known as34-400 ex Iscor) and34-900, and the GM-EMD Classes34-200,34-600 and34-800. Both manufacturers also produced locomotives for the South African Classes 33, 35 and 36.[1]

Distinguishing features

[edit]

Of the GM-EMD Class 34 series locomotives, Classes 34-200 and 34-600 units are visually indistinguishable from one another, but they can be distinguished from the Class 34-800 by the thicker fishbelly-shaped sills on their left hand sides compared to the straight sill on the left hand side of the Class34-800.[5][6]

Service

[edit]

South Africa

[edit]

The Class 34-200 were mostly destined for use in the Cape Midlands, but was imported throughDurban harbour since Port Elizabeth harbour did not have facilities to handle these large mainline diesel-electrics. The locomotives arrived fully assembled and were hauled inland from Durban Harbour in blocks of 16 to 18 units, each worked by four newClass 6E1 units. Reports at the time indicated that the locomotives would be worked directly to the Cape Midlands viaBethlehem,Kroonstad andBloemfontein toPort Elizabeth. Since at least one of these loads was photographed betweenGermiston andPretoria, it is more likely that they first went to Koedoespoort in Pretoria for commissioning before being released for service on the Cape Midlands.[4]

The Class34-200s eventually worked on most mainlines and some unelectrified branch lines in the central, eastern, northern and northeastern parts of South Africa. By the 2010s a significant number of them were observed atRichards Bay,Empangeni,Vryheid andErmelo.[3]

NLPI Ltd.

[edit]

NLPI Limited (abbreviated from New Limpopo Projects Investments), a Mauritius-registered company, specialises in private sector investments by using thebuild-operate-transfer (BOT) concept. It had three connected railway operations inZimbabwe andZambia, which formed a rail link between South Africa and theDemocratic Republic of Congo.[2]

In Zambia, the RSZ locomotive fleet included former ZR locomotives, but the rest of the locomotive fleet of all three operations consisted of South African GM-EMD Classes34-200,34-600 and34-800 and GEClasses35-000 and35-400 locomotives. These locomotives were sometimes marked or branded as either BBR or LOG or both, but their status, whether leased or loaned, was unclear since they were still on the TFR roster and still often worked in South Africa as well.[2]

Zambia Railways, the state-owned holding company, resumed control of the Zambian national rail network on 11 September 2012. This followed the Zambian government's decision to revoke the operating concession which had been awarded to RSZ after Finance Minister Alexander Chikwanda claimed that RSZ had "blatantly disregarded the provisions of the agreement" and had been "acting in a manner prejudicial to the interests of Zambians".[7]

Sheltam

[edit]

One of the Class34-200 locomotives, no.34-221, was sold toSheltam where it became their no. 4, having since been renumbered to 2601. Sheltam is a locomotive hire and repair company which undertakes complete operating contracts and maintenance contracts, based at the Douglas Colliery near Witbank in Mpumalanga. By the turn of the millennium, Sheltam locomotives were operating at Randfontein Estates Gold Mine in Gauteng, in Mpumalanga at Douglas and Vandyksdrift Collieries and at SAPPI, Ngodwana. They also operated on Spoornet's Newcastle-Utrecht branch inKwaZulu-Natal and for a while onKei Rail in the Eastern Cape. Outside South Africa, they operate on the BBR, NLL and RSZ lines through Zimbabwe and Zambia and in theCongo.[2][8]

Works numbers

[edit]

The Class 34-200 builder's works numbers and known deployment are listed in the table.[2]

Class 34-200, GM-EMD type GT26MC

Loco no.
GM-EMD
works no.
Leased or
Sold to
34-20137563
34-20237564
34-20337565
34-20437566
34-20537567
34-20637568
34-20737569
34-20837570
34-20937571NLPI
34-21037572
34-21137573
34-21237574NLPI
34-21337575
34-21437576NLPI
34-21537577
34-21637578
34-21737579
34-21837580
34-21937581
34-22037582
34-22137583Sheltam 4/2601
34-22237584
34-22337585
34-22437586
34-22537587
34-22637588
34-22737589
34-22837590
34-22937591
34-23037592
34-23137593
34-23237594
34-23337595
34-23437596
34-23537597
34-23637598
34-23737599
34-23837600NLPI
34-23937601
34-24037602NLPI
34-24137603
34-24237604NLPI
34-24337605
34-24437606NLPI
34-24537607NLPI
34-24637608NLPI
34-24737609NLPI
34-24837610NLPI
34-24937611
34-25037612

Liveries

[edit]

The Class 34-200 were all delivered in the SAR Gulf Red livery with signal red buffer beams, yellow side stripes on the long hood sides and a yellow V on each end. In the 1990s they began to be repainted in the Spoornet orange livery with a yellow and blue chevron pattern on the buffer beams.[9]

Illustration

[edit]

The main picture shows the right hand side of no.34-227 in the Spoornet orange livery. The left side and the NLPI LOG livery as applied to Class34-200 locomotives are illustrated below.

  • No. 34–226 in Spoornet orange livery at Vryheid yard, KwaZulu-Natal, 16 August 2007
    No. 34–226 in Spoornet orange livery atVryheid yard,KwaZulu-Natal, 16 August 2007
  • No. 34–209 with NLPI LOG emblems at Koedoespoort, Pretoria, 30 September 2009
    No. 34–209 with NLPI LOG emblems at Koedoespoort,Pretoria, 30 September 2009

References

[edit]
Wikimedia Commons has media related toSouth African Class 34-200.
  1. ^abcSouth African Railways Index and Diagrams Electric and Diesel Locomotives, 610mm and 1065mm Gauges, Ref LXD 14/1/100/20, 28 January 1975, as amended
  2. ^abcdeMiddleton, John N. (2002).Railways of Southern Africa Locomotive Guide - 2002 (as amended by Combined Amendment List 4, January 2009) (2nd, Dec 2002 ed.). Herts, England: Beyer-Garratt Publications. pp. 38, 41, 45.
  3. ^abPaxton, Leith; Bourne, David (1985).Locomotives of the South African Railways (1st ed.). Cape Town: Struik. p. 141.ISBN 0869772112.
  4. ^abSoul of A Railway, System 6, Part 3: Durban Harbour, Wests, the Bluff & Cato Creek to Congella; featuring SAR & H Harbour Craft. Captions 97-99, 117. (Accessed on 11 March 2017)
  5. ^Class 34-200 sill
  6. ^Class 34-800 sill
  7. ^ZRL in charge as RSZ concession revoked. Railway Gazette International, 13 September 2012
  8. ^SA Rail, Volume 46, Number 2, April 2008, p3-7, ISSN 1026-3195
  9. ^Soul of A Railway, System 7, Western Transvaal, based in Johannesburg, Part 9. South-Eastwards as far as Volksrust (2nd part) by Les Pivnic. Caption 4.Archived 24 July 2021 at theWayback Machine (Accessed on 11 April 2017)
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