Know Your Locomotive WDP 3A
D-diesel motive power.
P-suitable for Passenger service.
3A-locomotive’s power is 3,100 hp.
4 stroke, fuel efficient diesel engine. Fabricated Underframe and two stage suspension.
3-axle, flexi-coil MK-V bogies, excellent riding quality.
The locomotive is powered with DLW make 251C uprated 16 cylinder fuel efficient engine with Napier NA 295 IR model or
ABB VTC 304-VG 15 model turbo super charger and a large after cooler for better cooling of the engine inlet air.
The locomotive is equipped with AC-DC transmission consisting of a directly coupled self ventilated BHEL make TA10102 model traction alternator.
This engine develops 3100HP at 1050 RPM under standard condition.
16 Cylinder 251 B- (Uprated) Engine, 4 stroke, turbocharged
Fuel Efficient Engine
Injection System Direct Injector
Compression Ratio- 11.75:1
Lube Oil Sump Capacity 1025 Liter
6 Traction motor ( 3 in parallel per bogie)
Suspension Axle hung / nose suspension
Gear Ratio 22:61
Installed Power-3100 HP
Axle Load-19.5 T
Wheel diameter-1092 mm
Overall Length (Over Buffer Beam)-17900 mm
Max tractive effort-29.25 T
Maximum speed-160 Kmph
Fuel tank capacity-5000 lts
Locomotive Control-E-Type Excitation
Operable speed is around 120.
Panel mounted IRAB-I System
Air , hand
Pure air brake
Fabricated flexi coil MK-V CO-CO Bogie