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Condition Monitoring for Transformers
09/06/2014
Condition monitoring for transformers is the process of monitoring a parameter of conditions in transformer (moisture, temperature, etc.), in order
Circuit Breakers – Objective Questions – Part 2
04/06/2014
Part 1Part 2Part 3Part 4Part 5 16. Out of the following circuit breakers, which one has the lowest voltage
Air Blast Circuit Breaker – Construction, Working and Types
31/05/2014
Air blast circuit breaker employs a high-pressure air blast as an arc quenching medium. The construction and working of different
Different Types of Circuit Breakers
24/05/2014
A circuit breaker is a switching device which can be operated manually as well as automatically for controlling and protection
Methods of Arc Extinction in Circuit Breaker
23/05/2014
The operating principle and arc forming phenomenon were explained in the previous article. Now it is very important to extinct
4 Major Troubles in a DC Motor with Reasons
21/05/2014
DC motor fault zone analysis is a vital plan of any DC motor maintenance program. Several troubles may arise in a
Objective Questions on Electric Traction – 1
21/05/2014
1. Overall efficiency of steam locomotive system is close to (A) 5 to 10%(B) 25 to 30%(C) 55 to 60%(D)
Substation Earthing System ( Grounding System ) – Earthing Mat
21/05/2014
The substation earthing system comprises of a grid (earth mat) formed by a horizontal buried conductors. Read about design of substation
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