D7612 Class 25 Diesel

D7612 on a private charter in 2000

D7612 in the sunshine at Totnes Littlehempston during “Everything Goes”

Class 25 (325 in class)
Type		2
Maker		British Rail at Derby, Darlington and Crewe also Beyer Peacock
Introduced from		1959
Original Numbers		D5151-5299,7500-7677
New numbers		25001-325
Engine		Sulzer 6LDA28-B
Engine bhp		1,250hp at 750rpm
Transmission		Four AEI 253AY nose suspended traction motors
Maximum current		2340 amps
Maximum tractive effort		45,000lb
Minimum curve		4½ chains
Route availability		RA5
Max speed on B.R.		75/90 mph
Driving wheel diameter		3ft 9in
Gear ratio		67:18
Fuel capacity		630 gal
Coolant water capacity		187 gals
Lubricating oil capacity		100 gals
Weight in working order		70-74 tons