CLASS 43 HST Powercars

TOPS number range:

43002-43198

Design codes:

430AA Paxman Valenta engine, Brush traction motors, Guard’s accommodation
430CA Paxman Valenta engine, Brush traction motors, Guard’s accommodation removed
430DA Paxman Valenta engine, GEC traction motors
430FA Paxman Valenta engine, Brush traction motors, Modified with nose end drawgear
430GA Paxman Valenta engine, GEC traction motors, Guard’s accommodation. ATP fitted
430HA Paxman Valenta engine, Brush traction motors, ATP fitted
430JA Paxman Valenta engine, GEC traction motors, ATP fitted
430LA Paxman VP185 engine, Brush traction motors
430MA Paxman VP185 engine, Brush traction motors, ATP fitted

Built by:

BREL Crewe

Years introduced:

1976-82

Wheel arrangement:

Bo-Bo

Weight:

70 tonnes

Height:

12ft 10in (3.90m)

Length:

58ft 5in (17.80m)

Width:

8ft 11in (2.73m)

Wheelbase:

42ft 4in (12.90m)

Bogie wheelbase:

8ft 7in (2.60m)

Bogie pivot centres:

33ft 9in (10.28m)

Wheel diameter:

3ft 4in (1.02m)

Min curve negotiable:

4 chains (80.46m)

Engine type:

As built: all fitted with Paxman Valenta 12RP200L
43167-43170 experimentally re-engined in 1987-1996 with Mirrlees Blackstone MB190
Present day: All except shown below - Paxman Valenta 12RP200L
Nos. 43007/043-045/047-050/052/055/059-061/072-076/082/165/166/168-170/175/177/179/191 - Paxman 12VP185
Nos. 43004/009 - MTU 4000

Engine output:

Paxman Valenta 12RP200L - 2,250hp (1,680kW) at 1,500rpm
Mirrlees Blackstone MB190 - 2,400hp (1,788kW) at 1,500rpm
Paxman 12VP185 - 2,700hp (2,010kW) at 1,500rpm
MTU 4000 - 2,700hp (2,010kW) at 1,500rpm)

Power at rail:

1,770hp (1,320kW)

Tractive effort:

17,980lb (80kN)

Cont Tractive effort:

10,340lb (46kN)

Cylinder bore:

Valenta - 7 3/4in (196mm)
MB190 - 7 1/2in (190mm)
VP185 - 7 1/4in (185mm)
MTU4000

Cylinder stroke:

Valenta - 7 1/2in (190mm)
MB190 - 8 1/4in (210mm)
VP185 - 7 3/4in (196mm)
MTU4000

Maximum speed:

125mph (201km/h)

Brake type:

Air

Route availability:

6

Bogie type:

BP16

Heating type:

Electric - three phase 415V

Multiple coupling type:

Within type

Multiple coupling type:

Within type

Main alternator type:

Brush BA1001B

Aux ETS alternator:

Brush BAH601B

Traction motor type:

43002-123/153-198 -Brush TMH68-46. 43124-152 - GECG417AZ

No of traction motors:

4

Gear ratio:

59:23

Fuel tank capacity:

1,030gal (4,680lit)

Cooling water capacity:

163gal (741lit)

Lub oil capacity:

75gal (341lit)

Sanding equipment:

Not fitted

Luggage capacity

1.5 tonnes, increased to 2.5 tonnes

  Present operators

  FGW, MML, GNER, Network Rail, Cotswold Rail