Class 33

Sub Class:

33/0

33/1

33/2

33/3

TOPS Number range:

33001-33065

33101-33119

33201-33212

33302

BR 1957 number range:

D6500-D6585

Random from 33/0 fleet

D6586-D6597

33205

Former class codes:

D15/1, later 15/6

-

D15/2, later 15/6A

-

Southern Region class code:

KA

KB

KA-4C

-

Built by:

Birmingham RC&W

Birmingham RC&W

Birmingham RC&W

Modified: BR Hither Green

Years introduced:

1960-1962

1965-1966

1962

1988

Wheel arrangement:

Bo-Bo

Bo-Bo

Bo-Bo

Bo-Bo

Weight:

77 tonnes

78 tonnes

77 tonnes

77 tonnes

Height:

12ft 8in (3.86m)

12ft 8in (3.86m)

12ft 8in (3.86m)

12ft 8in (3.86m)

Length:

50ft 9in (15.47m)

50ft 9in (15.47m)

50ft 9in (15.47m)

50ft 9in (15.47m)

Width:

9ft 3in (2.81m)

9ft 3in (2.81m)

8ft 8in (2.64m)

9ft 3in (2.81m)

Wheelbase:

39ft 0in (11.88m)

39ft 0in (11.88m)

39ft 0in (11.88m)

39ft 0in (11.88m)

Bogie wheelbase:

10ft 0in (3.04m)

10ft 0in (3.04m)

10ft 0in (3.04m)

10ft 0in (3.04m)

Bogie pivot centres:

29ft 0in (8.83m)

29ft 0in (8.83m)

29ft 0in (8.83m)

29ft 0in (8.83m)

Wheel diameter:

3ft 7in (1.09m)

3ft 7in (1.09m)

3ft 7in (1.09m)

3ft 7in (1.09m)

Min curve negotiable:

4 chains (80.46m)

4 chains (80.46m)

4 chains (80.46m)

4 chains (80.46m)

Engine type:

Sulzer 8LDA28A

Sulzer 8LDA28A

Sulzer 8LDA28A

Sulzer 8LDA28A

Engine output:

1,550hp (1,154kW)

1,550hp (1,154kW)

1,550hp (1,154kW)

1,550hp (1,154kW)

Power at rail:

1,215hp (906kW)

1,215hp (906kW)

1,215hp (906kW)

1,215hp (906kW)

Tractive effort:

45,000lb (200kN)

45,000lb (200kN)

45,000lb (200kN)

45,000lb (200kN)

Cylinder bore:

11.02in (0.27m)

11.02in (0.27m)

11.02in (0.27m)

11.02in (0.27m)

Cylinder stroke:

14.17in (0.36m)

14.17in (0.36m)

14.17in (0.36m)

14.17in (0.36m)

Maximum speed:

85mph (137km/h)*

85mph (137km/h)*

85mph (137km/h)*

60mph (96km/h)

Brake type:

Dual

Dual

Dual

Dual

Brake force:

35 tonnes

35 tonnes

35 tonnes

35 tonnes

Route availability:

6

6

6

6

Heating type:

Electric - index 48

Electric - index 48

Electric - index 48

Electric - isolated

Multiple coupling type:

Blue star

Blue star, 27 way 1951-66 EMU jumpers

Blue star

Blue star

Main generator type:

Crompton Parkinson CAG391-B1

Crompton Parkinson CAG391-B1

Crompton Parkinson CAG391-B1

Crompton Parkinson CAG391-B1

Aux generator type:

Crompton Parkinson CAG193-A1

Crompton Parkinson CAG193-A1

Crompton Parkinson CAG193-A1

Crompton Parkinson CAG193-A1

ETS generator type:

Crompton Parkinson CAG392-A1

Crompton Parkinson CAG392-A1

Crompton Parkinson CAG392-A1

Crompton Parkinson CAG392-A1

Traction motor type:

Crompton Parkinson C171-C2

Crompton Parkinson C171-C2

Crompton Parkinson C171-C2

Crompton Parkinson C171-C2

No of traction motors:

4

4

4

4

Gear ratio:

62:17

62:17

62:17

62:17

Fuel tank capacity:

750gal (3,410lit)

750gal (3,410lit)

750gal (3,410lit)

750gal (3,410lit)

Cooling water capacity:

230gal (1,046lit)

230gal (1,046lit)

230gal (1,046lit)

230gal (1,046lit)

Lub oil capacity:

108gal (491lit)

108gal (491lit)

108gal (491lit)

108gal (491lit)

Sanding equipment:

Pneumatic

Pneumatic

Pneumatic

Pneumatic

Special fittings:

Buck-eye couplers, high level air connections

Slow Speed Control

Slow Speed Control

Sub class variations:

Basic locomotive

Fitted with push-pull control equipment to operate with post-1951 conventional EP EMU stock

Locos built to narrower Hastings profile

One of three proosed modified 33/2s for Train Ferry loading