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Wed Sep 28, 2016 05:35:34 ISTHomeTrainsΣChainsAtlasPNRForumGalleryNewsFAQTripsLoginFeedback
Wed Sep 28, 2016 05:35:34 IST
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WDG4 - 4000 HP GOODS LOCOMOTIVE  
1 Answers
Nov 04 2013 (6:47PM)
Locomotives

Entry# 1717     
30500 Vizag WAP 7*^~
WDG4 - 4000 HP GOODS LOCOMOTIVE

★★  General Travel
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Nov 04 2013 (4:35PM)
Blog Post# 896282-0     
30500 Vizag WAP 7*^~   Added by: 30500 Vizag WAP 7*^~  Nov 04 2013 (6:47PM)
#Know_Your_Loco
WDG4 - 4000 HP GOODS LOCOMOTIVE
Broad Gauge freight traffic Co-Co diesel electric locomotive with 16 Cylinder 4000 HP engine, AC-AC transmission, microprocessor controlled propulsion and braking with high traction high speed cast steel trucks.
First turned out in 1999 with transfer of technology from General Motor (USA), this locomotive has exceptional fuel efficiency and very low maintenance requirements. It is
...
more...
specifically designed for heavy haul freight traffic requirements of Indian Railways for the 21st Century.

The heart of loco Traction Control Converter uses the GTO devices (obsolete technology). Now the IGBT devices, has been introduced from Oct 2006. It is the latest technology and will be cost effective and gives higher reliability.
The locomotive power has been upgraded to 4500 BCV and the first Loco (Loco No 12114) was manufactured in May 07
#Diese_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 950 Lts
#Transmission
Electrical AC-AC
6 Traction motor ( 3 in parallel per bogie)
Suspension Axle hung / taper roller bearing
Gear Ratio 90:17
#Truck
High adhesion HTSC ( High Tensile Steel Cast) truck of bogie
Adhesion 0.42
#Brakes
Electronic Air Brake System ( KNORR-NYAB-Computer Controlled Braking)
Air , hand , dynamic brake
Pure air brake
#General_Characteristic
Installed Power 4000 HP
Axle Load 21 T
Gauge 1676 mm
Wheel arrangement Co-Co
Wheel diameter 1092 mm
Height 4201 mm
Width 3127 mm
Overall Length (Over Buffer Beam) 19964 mm
Weight 126 T
Max tractive effort 54 T
Maximum speed 100 kmph
Fuel tank capacity 6000 lts
Locomotive Control EM 2000 with SIBAS-16 Traction Control
Pic 1 WDG4-4000 HP GOODS LOCOMOTIVE
Pic 2 TRACTIVE EFFORT & POWER CHART
Source click here
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