WHY DO VOLTAGE TRANSFORMERS FAIL DURING EARTH FAULT IN THE DELTA CONNECTED 6.6KV ELECTRICAL SYSTEM

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What is difference between miniture circuit breaker and module case circuit breaker up to 63Amp.

7 Answers   MSPL,

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What is the resonant peak?

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Describe Non I.S. Earth System and why is it used?

0 Answers   KPJV,

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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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State ohm’s law?

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what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????

0 Answers  

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what is relay

8 Answers  

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What is transister , thermister , thyrister? what is its function? where this using?

1 Answers  

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Hello, im taking an introduction to PLC..and i'm having a hard time on creating a program for 2 lamps blinking alternately with this button characteristics: 1.) One push button (starts upon pressing) 2.) Same push button (when pressed again, will pause the system) 3.) Same push button (when pressed again, will continue the paused system) 4.) Same push button (when pressed within 2 seconds, will shut off the system) Pls..i know this is just a simple problem for you guys..

2 Answers  

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why excitor coil of an alternator can fail

3 Answers  

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What type of DC motor would you see for a lift?

0 Answers   Ericsson,

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