what is the use of reactive power

3 Answers  

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We use ungrounded DC system (220V/110V) for control and protection system in substations etc. Suppose we have long 2 core DC cables running from our DCDB in control room to the load (length of around 2 to 3 km). Do we need to protect these long DC cables from earth leakages or not? If yes how?

5 Answers   Siemens,

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what is interfacing in computer studies?

0 Answers  

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what is the difference between cable routing and scheduling?

4 Answers   Techno Labs,

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Why diesel tank kept in 990 ltrs

1 Answers   Reliance,

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what is interlocing and what is the purpose of this?

4 Answers   L&T,

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what is the different ratings of ACB/VCB/SF6 which is used at HT side

3 Answers   Hosco,

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In sub-station how to find multifactor of panel?

1 Answers  

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power inverter we are using 2n3773 power transister in that places we can use any IGBT ?

1 Answers   Essar,

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What is bode plot?

0 Answers  

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What is the starting current of a motor?

3 Answers  

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what r the checklist while installing 500 kva transformer

0 Answers   Pepsi,

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