The Class 170
" is a British diesel multiple-unit
(DMU) train built by Bombardier Transportation
(and previously ADtranz
) at its Derby Litchurch Lane Works
. Introduced after privatisation, they have operated as regional trains as well as long-distance trains, and to a lesser extent suburban trains. 122 units have been built.
The class are a development of the design used in the British Rail Class 165
DMUs known as the Networker Turbos
which were built by BREL
and later ABB Transportation Ltd before that company eventually became part of Bombardier.
Notable features shared are the aluminium alloy frame and Voith
transmission as well as the general body shape (the cab ends are similar to those of the Class 168, but not Class 165/166), interior design and door fittings. The final drive is sourced from ZF
instead of Gmeinder
and the diesel engine supplier has changed to MTU
The engine and transmission are under the body; one bogie
per coach is powered, the other unpowered. All coaches in the set are powered (there are no unpowered trailers). The units can work in multiple with British Rail Classes in the 15X series, i.e. Sprinters
, and with other units of the same class. They are unable to operate in multiple with units in the 16X series due to different wiring arrangements.
Seating arrangements are of both 2+1 (first class) and 2+2 (standard class) formation, and give a... Read More