how i can calculate the size for fire cable

0 Answers   Adani Power,

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write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

0 Answers  

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how many types of grounding?

7 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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what is the difference between directional & non directional earth fault with example please explain.

0 Answers  

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what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?

0 Answers  

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BRIEFLY EXPLAIN THE STORAGE CLASSES AND THEIR TYPES IN C

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RESISTONS R1 AND R2 in parallel = Total R.? 1-R=R1+R2 2-R=1/R1 + 1/R2 3-1/R + R1+R2 R=R1R2/R1+R2 select one

2 Answers   BSNL, PGVCL Paschim Gujarat Vij Company Limited, TCS, Wartsila,

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what is difference between ac1 and ac3 contactor and why it is needed to be selected?

1 Answers  

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what is the difference between changer, converter and transformer?

0 Answers  

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What is reverse power relay?

0 Answers  

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what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?

1 Answers   DLF, Sanmar, SEC,

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