Oxfordshire, United Kingdom
The sub-class was increased in size during the mid-1990's by Immingham Depot. The first members of the 37/3's appeared in 1988 as part of the life extension program for the class. 37372, which was one of the first, is seen at Didcot on March 15th, 2000.
© Mark Allatt
| Renumbered | 1988-2001 | |
| Converted at | BREL Crewe Works, TLF Immingham, EWS Toton | |
| Running Numbers | 37330-37335, 37340-37345, 37350-37359, 37370-37384 | |
| Number Converted | 37 | |
| Number Extent | TBC | |
| Number In Service | TBC | |
| Number Out of Use | TBC | |
| Number Scrapped | TBC | |
| Number Preserved | TBC | |
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| Class History | Click Here | |
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| Technical Overview | Imperial | Metric |
| Gauge | 4ft 8½in | 1435mm |
| Engine | English Electric 12CSVT MK II | |
| Main Generator | English Electric 822-10G, 822-13G or 822-16J | |
| Auxiliary Generator | English Electric 911/5C | |
| Traction Motors | 6 x English Electric 538-5A | |
| Loco Brakes | Air | |
| Train Brakes | Vacuum, Air | |
| Train Heat | None | |
| Wheel Arrangement | Co-Co | |
| Min Curve | 4 Chains / 264ft 0in | 80467mm |
| Length | 61ft 6in | 18470mm |
| Width | 8ft 11½in | 2730mm |
| Height | 12ft 10in / 13ft 0¾in* | 3890 / 3960* mm |
| Weight | 100½-106¼ tons | 102-108 tonnes |
| Weight per Axle | 16½-18 tons | 17-18 tonnes |
| Fuel Capacity | 890 / 1690# Gals | 4046 / 7682# litres |
| Power Rating | 1750HP | 1304kW |
| Tractive Effort (Start) | 56180lbs | 250kN |
| Tractive Effort (Cont) | 41250lbs @ 11½mph | 184kN @ 15km/h |
| Speed | 80mph | 129km/h |
| * | All locomotives of the batches 37330-37335 and 37370-384 were converted from the latter design of the Class 37/0 that were originally fitted with roof mounted horns, the extra height in the column indicates this. (Note - 37330 and 37332 had the roof horns removed, which were relocated onto the nose area of the locomotive) | |
| # | Many of the Class 37/3 locomotives had their old boiler water tank converted for fuel use, these had the increased Fuel Capacity shown here. | |
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