why we use post insulators in no ofstacks at substation for supporting equipment ? why we not use single post insulator

3 Answers  

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IN 3 PHASE INDUCTION MOTORS SOMETIMES COPPER BARS ARE PLACED DEEP IN ROTOR WHY..?

3 Answers   ONGC,

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How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.

0 Answers  

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What is Black-out and Brown-out situation in the context of voltage stability in power system?

1 Answers  

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Why the high starting current does not harm the low capacity induction motor?

1 Answers  

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How the setting of the vector surge relay shall be calculated when the relay is to be used for Grid islanding application?

0 Answers  

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Whether amorphous core transformer is commercialized or not:Name of company making amorphous core transformer and what are different rating?

0 Answers   DAE,

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why the tapping of transformer on ht side??????

12 Answers   CTS, OPTCL, Visa Steel,

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How to select a cable size for particular load?

0 Answers   Amit Enterprises, Takasago Engineering, Techno Electric and Engineering,

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sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

0 Answers  

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when voltage increases then current also increases then what is the need of over voltage relay and over current relay? can we measure over voltage and over current by measuring current only?

1 Answers  

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how to calculate short circuit current for the busbar

0 Answers   HMK,

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