British Rail Class D3/11

British Rail Class D3/11 was a locomotive commissioned by British Rail in England. It was a diesel powered locomotive in the pre-TOPS period.

Statistics

• Great Western number range: 501 (not carried)
• BR 1948 number range: 15101-15106
• Former class codes: D3/11, later 3/11
• Built by: BR Swindon
• Years introduced: 1948
• Wheel arrangement: 0-6-0
• Weight: 47 tonnes
• Height: 12 ft 5 5/8 in
• Length: 29 ft 1 1/2 in
• Width: 9 ft 0 in
• Wheelbase: 11 ft 6 in
• Wheel diameter: 4 ft 0 1/2 in
• Min curve negotiable: 3 1/2 chains
• Engine type: English Electric 6K
• Engine output: 350 hp
• Power at rail: 194 hp
• Tractive effort: 33,500 lbf
• Cylinder bore: 10 in
• Cylinder stroke: 12 in
• Maximum speed: 20 mph
• Brake type: Air on loco, no train brakes
• Route availability: Not issued
• Heating type: Not fitted
• Multiple coupling type: Not fitted
• Main generator type: EE801B
• Aux generator type: EE??
• Traction motor type: EE506B
• No of traction motors: 2
• Gear ratio: 21.7:1
• Fuel tank capacity: 659 gal
• Cooling water capacity: 140 gal
• Lub oil capacity: 65 gal
• Sanding equipment: Pneumatic

See also

List of British Rail classes

British Rail non-steam locomotives
Diesel locomotives - Electric locomotives - DMU - DEMU - AC EMU - DC EMU - Departmental units
	Diesel shunting locomotives
Classes:	01 - 01/5 - 02 - 03 - 04 - 05 - 06 - 07 - 08 - 09 - 10 - 11 - 12 - 13 - 14
Pre-TOPS type:	D1/1 - D1/2 - D1/3 - D1/4 - D2/1 - D2/2 - D2/3 - D2/4 - D2/5 - D2/6 - D2/7 - D2/8 - D2/9 - D2/10 - D2/11 - D2/12 - D3/1 - D3/2 - D3/3 - D3/4 - D3/5 - D3/6 - D3/7 - D3/8 - D3/9 - D3/10 - D3/11 - D3/12 - D3/13 - D3/14
Pre-1955 type:	11001 - 11104 - 15107 - 13000
	Main-line diesel locomotives
Classes:	15 - 16 - 17 - 20 - 21 - 21 (Vossloh) - 22 - 23 - 24 - 25 - 26 - 27 - 28 - 29 - 30 - 31 - 33 - 35 - 37 - 40 - 41 (Warship Class) - 41 (HST) - 42 - 43 (Warship Class) - 43 (HST) - 44 - 45 - 46 47 - 48 - 50 - 52 - 53 - 55 - 56 - 57 - 58 - 59 - 60 - 66 - 67
Pre-TOPS type:	D8/1 - D8/2 - D10/1 - D10/2 - D10/3 - D11/1 - D11/2 - D11/3 - D11/4 - D11/5 - D12/1 - D12/2 - D12/3 - D13/1 - D14/1 - D14/2 - D15/1 - D15/2 - D16/1 - D16/2 - D17/1 - D17/2 - D20/1 - D20/2 - D22/1 - D22/2 - D23/1 - D25/1 - D27/1 - D33/1 - KA - KB
Pre-1955 type:	10000-10001 - 10100 - 10201-10203 - 10800
	Electric locomotives
Classes:	70 - 71 - 73 - 74 - 76 - 77 - 80 - 81 - 82 - 83 - 84 - 85 - 86 - 87 - 89 - 90 - 91 - 92
Pre-TOPS type:	AL1 - AL2 - AL3 - AL4 - AL5 - AL6 - EB1 - EE1 - EM1 - EM2 - ES1 - HA - HB - JA - JB
	Other locomotives
Departmental:	97 - 97/6 - Eastern - Southern - Other Series
Other:	98 - 99 - 15097-15099 - 18000 - 18100
Demonstrators:	D0226/D0227 - D0260 - D0280 - D9998 - DHP1 - DP1 - DP2 - GT3 - HS4000 - Janus/Taurus