The principle of switching circuits for different types of batteries in application of storage systems

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Sir,I have finished my B.E in the Stream of EEE.How Can I get C license for Electrical???Please Tell me the way...My mail ID is praba1003105@gmail.com Cell:7402474123

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Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

1 Answers   Care,

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how we can calculate power factor without knowing current in 230v 100w load ?

10 Answers  

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I am having a 42KW 3 phase electrical heating furnace, heating element is 80/20 nichrome material, my connections is made in such a way that 2 star connection compromising 2 coils per phase so totally 12 coils, shall if i use it unbalanced star condition (instead of 2 group of 3 phase or 1 group of 3 phase, connecting 4 phases of 5 phases) what will be the consequences and is it acceptable?

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What is the meaning of GRID?

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Sir we are using 250 kva DG its Diesel consumption 25 lits / hrs maximum load 160 kva now how to calculate units/ litres

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How many points can we have in AC Circuit? Show by giving suitable example?

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what is split phase ac system?

3 Answers   AMIE,

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What is the reason of using bus-bars on the secondary on the LT transformers?

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sigal phase supply is 230 v ac two phase supply is 415 v ac why three phase supply is 415 v ac why not 690 v ac

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in the Distribution system .which one is Most Economically used by Power Engineer ? a)3 Phase3 wire System or b) 3Phase -4wire System

6 Answers   APTransco,

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