London Underground 1992 Stock

London Underground 1992 Stock
London Underground 1992 Stock
	Central line 1992 Stock departing Theydon Bois in 2012
	The interior of a Central line 1992 Stock
Stock type	Deep-level tube
In service	7 April 1993–present
Manufacturer	BREL/ABB
Built at	Derby Litchurch Lane Works
Replaced	British Rail Class 487; 1962 Stock;
Constructed	1991–1994
Entered service	7 April 1993 (Central line); 19 July 1993 (Waterloo & City line);
Refurbished	2006 (Waterloo & City line sets); 2019–present (Central line sets);
Number built	700 cars 85 trains for the Central line; 5 trains for the Waterloo & City line;
Formation	8 cars per train (Central line); 4 cars per train (Waterloo & City line);
Capacity	1047 per train (Central Line); 506 per train (Waterloo & City);
Lines served	Central; Waterloo & City;
Specifications
Car length	16.25 m (53 ft 3+3⁄4 in)
Width	2.62 m (8 ft 7+1⁄8 in)
Height	2.87 m (9 ft 5 in)
Maximum speed	100 km/h (62 mph)
Weight	20.5–22.5 tonnes (20.2–22.1 long tons; 22.6–24.8 short tons) (per car)
Traction system	ABB/Brush Traction GTO chopper (original); Alstom MITRAC(after refurbishment);
Traction motors	Brush Electrical Machines LT130 DC motor (original); Alstom AC Motor (refurbishment);
Electric system(s)	Fourth rail, 630 V DC (Central line); Fourth rail, 750 V DC (Waterloo & City Line);
Bogies	H-Frame Original: Kawasaki Heavy Industries Replacement: Siemens (Since 2013)
Safety system(s)	ATO, ATP (Central line only)
Seating	272 per train (Central Line); 136 per train (Waterloo & City);

The London Underground 1992 Stock is a type of rolling stock used on the Central and Waterloo & City lines of the London Underground. A total of 85 eight-car trains were built for the Central line and 5 four-car trains were built for the Waterloo & City line.