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RailCal - Train Search + Time-Tables + Avl Calendar + Forum

The train is a small world moving through a larger world - Niraj Kumar

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Blog Entry# 731012
Posted: Apr 23 2013 (09:34)

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Last Response: Apr 23 2013 (10:08)
General Travel
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Apr 23 2013 (09:34)   17035/Kazipet - Balharshah Express (UnReserved)
 
KrisGopal^~
KrisGopal^~   19011 blog posts
Entry# 731012            Tags  
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KZJ-NGP Passnger
Kazipet-Nagpur Passenger entering the platform of BTBR with AJNI WAG-7 at it's helm...
By Kumar Mayank
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2 Public Posts - Tue Apr 23, 2013

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Apr 23 2013 (09:39)
Anonymous1218~
Anonymous1218~   22543 blog posts
Re# 731012-3              
Q. What does 'Static Converter Fitted' or similar annotation mean on a locomotive?
Locos traditionally had a rotary converter (of Arno make) to generate 3-phase AC on board to power auxiliary equipment such as traction motor blowers, compressors, exhausters, etc. Starting in the 1980s static converters using solid-state circuitry to generate 3-phase AC on board have been used instead of the Arno converter, driving up efficiency and reliability by eliminating the moving parts that the Arno contained.
Static converters and microprocessor control have now become standard kit for all new production WAP-4s beginning
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more...
from the 22640 series. Static converters have become standard for all new WAG-7's too. This has also meant that the new locos may not carry the 'Static Converter' or 'Microprocessor Fitted' markings despite being equipped with these systems. These locos are now being distributed to all sheds.
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7 Public Posts - Tue Apr 23, 2013
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