Quick facts for kids British Rail Class 144 "Pacer" |
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Class 144, unit number 144017 at York railway station on 3rd June 2004.
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| In service |
1986 - present |
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| Manufacturer |
BREL Derby and Walter Alexander |
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| Family name |
Pacer |
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| Refurbishment |
2003 - 2004 - 2008? |
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| Number built |
23 |
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| Formation |
DMS(+MS)+DMSL |
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| Operator(s) |
Northern Rail first great Western |
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| Line(s) served |
Harrogate Line, Huddersfield Line, Hallam Line, Pontefract Line, York & Selby Lines |
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| Specifications |
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| Maximum speed |
75MPH |
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| Prime mover(s) |
Cummins LTA10-R (Originally Leyland TL11) |
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| Safety system(s) |
AWS, TPWS |
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| Track gauge |
1435 mm (4 ft 8½ in) |
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The British Rail Class 144 "Pacer" diesel multiple units (DMUs) were built by BREL Derby from 1986-1987. A total of 23 units were built, replacing many of the earlier First-generation "Heritage" DMUs.
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| First generation units: |
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First generation units
(pre-TOPS): |
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| Second generation units: |
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| Diesel-electric units: |
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| Southern Railway designations: |
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| Families |
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Walter Alexander built vehicle bodies
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