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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. Also Read - WHAT AND HOW OF ADOPTION PROCESS IN INDIA Static convertors and microprocessor control have now become standard kit for all new production WAP-4s beginning from the 22640 series.
Read MoreApart from axle counters or track circuits that indicate that a train has passed out of a section of track, in some places magnetic detectors are used for last vehicle proving. A permanent magnet suspended a few inches above the track from the last vehicle of a train passes right over a sensor which is positioned in the center of the track. The
Read MoreAxle counters are widely used by IR to ensure that all wagons or coaches of a train have indeed passed a given point — out of a block section, out of the station limits, out of yard limits, other point zones, etc. ('last vehicle proving', 'block proving', or 'block verification', serving the same purpose as the visual 'Last Vehicle Check' or LVC
Read MoreThe most common form of track circuit used is the detection of a train by the closing of an electrical circuit between the two rails because of the conducting nature of the rolling stock. This circuit may use DC in the simplest form, or may use AC, at various frequencies or with coded pulses. DC Track Circuit (double-rail) Double-rail DC track
Read MoreA Locking Table is a table that gives the complete set of interlocking relationships among signal and point levers in a cabin. A Pull Sheeet is similar, in that it conveys the same information, but is geared towards the lever operator's convenience in showing which other levers need to be pulled for any lever. A sample locking table is shown
Read MoreWhen signals are operated by single-wire transmission, points are always operated by rodding. Rodding refers to the long rods or tubes that one can see running parallel to the rails from cabins which have point levers, or from line-side point levers, and connecting with the tongue rails so that the action of the point lever moves the tongue rails
Read MoreModified non-interlocked stations are those where setting and locking the points releases a key which has to be used to pull off a signal; however, the block instruments are operated independently. So there is some minimal amount of a safety lock between the points and the signals, but it does not qualify as full-fledged interlocking. Source -
Read MoreNew Railway Services – Pension Rules, 2026
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RRB Railway Exams List 2025: Types of Railway Exams, Posts, Eligibility & Selection Process
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Integral Coach Factory, Perambur
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Good News – Modification of Recruitment Rule of Train Manager (Guard)
ट्रेन में चोरी हो जाए तो क्या करें? FIR और शिकायत प्रक्रिया पूरी जानकारी
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Raipid Rail क्या है? कैसे बदलेगा शहरों का भविष्य | Delhi-Meerut RRTS पूरी जानकारी
Raipid Rail क्या है? कैसे बदलेगा शहरों का भविष्य | Delhi-Meerut RRTS पूरी जानकारी
SHINE Module Indian Railways: महिला रेलकर्मी अब ऑनलाइन दर्ज कर सकेंगी यौन उत्पीड़न की शिकायत
SHINE Module Indian Railways: महिला रेलकर्मी अब ऑनलाइन दर्ज कर सकेंगी यौन उत्पीड़न की शिकायत
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