British Rail Class 432 facts for kids
Quick facts for kids British Rail Class 432 (4-REP) |
|
|---|---|
| In service | 1966–1992 |
| Manufacturer | British Rail |
| Built at | York Works |
| Family name | BR Mark 1 EMU |
| Constructed | 1966–1967, 1974 |
| Number built | 15 Sets |
| Formation | 4 cars: DMSO-TRB-TBFK-DMSO |
| Fleet numbers | 3001–3015, later 2001–2015 |
| Capacity | 24 First, 128 Standard, 23 buffet seats |
| Operator(s) | British Rail |
| Depot(s) | Bournemouth TMD |
| Specifications | |
| Car length | DMSO: 19.75 m (64 ft 10 in) TRB/TBFK: 19.65 m (64 ft 6 in) |
| Width | 2.82 m (9 ft 3 in) |
| Maximum speed | 90 mph (145 km/h) |
| Weight | DMSO: 52.5 t (51.7 long tons; 57.9 short tons) TRB: 34.6 t (34.1 long tons; 38.1 short tons) TBFK: 35.7 t (35.1 long tons; 39.4 short tons) Total: 175.3 t (172.5 long tons; 193.2 short tons) |
| Traction system | EE546 traction motors of 300 kW (400 hp), 8 off |
| Power output | Total: 2,400 kW (3,200 hp) |
| Power supply | Third rail |
| Electric system(s) | 750 V DC |
| Braking system(s) | Air (Auto and Electro-Pneumatic) |
| Safety system(s) | AWS Automatic Warning System |
| Track gauge | 1,435 mm (4 ft 8 1⁄2 in) |
The British Rail 4-REP electric trains were a special type of train used in the United Kingdom. They were built by British Rail at their York Works. These trains were designed to provide power for other special train carriages, known as the 4-TC trailer units. This helped them run services on the busy South Western Main Line.
Contents
What Was the 4-REP Train?
The 4-REP trains were a unique part of British Rail's fleet. They were electric multiple units, which means they were trains made of several carriages that could all power themselves. This was different from trains that needed a separate engine to pull them.
Building These Special Trains
British Rail built these 4-REP units in two main periods. The first trains were made between 1966 and 1967. A few more were built later in 1974. A total of 15 four-car units were created. Each unit had four carriages linked together.
The motor coaches, which held the engines, were brand new. However, some of the other carriages, called trailers, were not new. They were actually older Mark 1 carriages that were changed to fit with the 4-REP units.
How They Worked Together
The main job of the 4-REP trains was to power the 4-TC trailer units. The 4-TC units were carriages that didn't have their own engines. So, the 4-REP would connect to them, providing the electricity needed to move the whole train. This allowed for longer trains on the South Western Main Line, especially for services going to places like Waterloo.
Names and Numbers Over Time
When these trains were first built, they had a different name and number. They were first called Class 441 and were numbered from 3001 to 3015.
Later, their classification was changed to Class 430. They kept this name for most of their working lives. Just before they were taken out of service, their classification changed one last time to Class 432. At this point, their numbers were also changed to 2001 through 2015.
Images for kids
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3006 approaching Waterloo in 1967, in its original blue colour.
