Rail Analysis India Dec Edition 2017 Digital Magazine | Page 52

Article | 51
52 | Article
of down goods departure yard from the
main Electronic Interlocking system at
Kharagpur Junction.
To ensure highest level of availability and
flexibility, this EI has been provided in a
distributed manner with the interlocking
distributed over 9 zones interconnected
with highly reliable Optical Fibre Cables
(OFC) in a ring configuration.
This has also resulted in major reduction
in use of copper cables which is not only
unreliable, difficult to maintain, prone to
theft but also costly. Facility has been
provided for the setting of routes and
clearing of signals from electronic Video
Display Unit (VDU) using “Mouse & Key
Board”.
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The New Electronic Interlocking System at
Kharagpur Junction is India’s Largest and one of
the Largest in the World
With the commissioning of EI system at
Kharagpur Junction the movement of
trains over South Eastern Railway will
get eased up considerably and result
in improved punctuality of Mail/Express
trains and increase in average speed of
goods trains
Commissioning of New Electronic Interlocking at Kharagpur Junction on 19th November, 2017
Commissioning of Electronic Interlocking System was Accomplished in Record Time Ensuring Minimum Traffic
Disruptions and Passenger Inconvenience Electronic Interlocking System at Kharagpur Junction will Ensure
Smooth Movement of Trains over South Eastern Railway
India’s largest state of the art, Electronic Interlocking (EI)
system of 800 routes has been commissioned at Kharagpur
station in West Bengal on 19th Nov 2017 . This EI system,
also one of the largest in the World, replaces the old Route
Relay Interlocking system with 423 routes.
Kharagpur Junction in West Bengal, a gateway to the Eastern
Metropolis of Kolkata from the South and the West, is one
of the most important Railway stations of Eastern India.
Everyday this station deals around 116 pairs of Mail/Express,
goods and suburban trains with thousands of passengers. testing. Generally, work of this nature and magnitude,
involving major yard remodeling, is commissioned by resorting
to non-interlocked working for several days, resulting in
severe disruption of railway traffic and public inconvenience
from cancellation and late running of trains. To avoid such
a situation, innovative planning was done for commissioning
the work in a traffic block of 12 hours, thereby ensuring bare
minimum traffic disruptions and passenger inconvenience.
It speaks volumes of the planning and preparation by South
Eastern Railway that commissioning was finally achieved in
10 hours i.e. two hours ahead of stiff target of 12 hours.
Final work of commissioning was taken up during a block of
12 hours. Preparations for commissioning of this Electronic
Interlocking commenced about 18 months back and involved
hundreds of thousands of man-hours of installation and The commissioning of the new Electronic Interlocking has
integrated (i) two additional platforms at Kharagpur Junction
(ii) 3rd line from Howrah side and 2nd line from Adra side
at Kharagpur Junction. Besides, it has ensured operation
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