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#Know_your_Locomotives
WDP4 - 4000 Hp Passenger Locomotives
State-of-Art, Microprocessor controlled AC-AC, Passenger Locomotive Powered with 16-710G3B 4000HP Turbo charged Two stroke Engine.
Fabricated rigid design Under frame, two stage suspension, High Traction High Speed 3 axle (HTSC) light weight cast truck frame attribute to high adhesion performance.
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turned out in 2003, this locomotive has exceptional fuel efficiency and very low maintenance requirements. It is specifically designed for heavy haul passenger traffic requirements for Indian Railways
The WDP4 fleet is being upgraded by provision of hotel load feature along with power upgradation to 4500 HP. The prototype will be manufactured in the year 2007.
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#Diesel_Engine
16 Cylinder 710 G3B, 2 stroke, turbocharged after cooled
Fuel Efficient Engine
Injection System Direct Unit Injector
Governor Woodward
Compression Ratio- 16:1
Lube Oil Sump Capacity - 1073 Lts
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#Transmission
Electrical AC-AC
4 Traction motor ( 3 in parallel per bogie)
Suspension - Axle hung / taper roller bearing
Gear Ratio - 77:17
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Truck
High adhesion HTSC ( High Tensile Steel Cast) truck or bogie
Adhesion - 0.42
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#Brakes
Electronic Air Brake System ( KNORR-NYAB-Computer Controlled Braking)
Air , hand , dynamic brake with fully blended with automatic brakes
Pure air brake
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#General_Characteristics
Installed Power - 4000 Hp
Axle Load - 19.5 T
Gauge - 1676 mm
Wheel arrangement - A-A-I I-A-A
Wheel diameter - 1092 mm
Height - 4201mm
Width - 3127 mm
Overall Length (Over Buffer Beam) - 19964 mm
Weight - 117 T
Max tractive effort - 27 T
Maximum speed - 180 Kmph
Fuel tank capacity - 4000 lts
Locomotive Control - EM 2000 with SIBAS-16 Traction Control
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Pics - Mandovi Exp hauled with WDP 4 (all pics)