WHY IS wet surface used for grounding???

2 Answers  

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Why the Potential transformer Primary in connected to Earth?

2 Answers  

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if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit

0 Answers  

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why characteristics of overcurrent relay is time-->psm instead of time-->current?

0 Answers   ABB,

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What is Phase to Phase clearance for 800V System Operating Voltage as per IEC61439

0 Answers  

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How to select a D.G set for calculated load of 110kW..?

7 Answers   Shakthi Power Systems,

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Is it possible to make 0.75KW motor earthing from MCC panel by using the 1.5 SQMM, 4 core cable, means 3 core for 3 Phases & 1 core for Earth terminal?

4 Answers  

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why lightning arrestor are made in two stack of insulator but why not cvt

0 Answers  

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Why usually in all electrical equipment taking more current in Y pahse like pumps,compressor,or any other applications

1 Answers  

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How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)

3 Answers  

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what is the use of ballast in tube

2 Answers  

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what is the difference b/w earthing and grounding??

2 Answers   Dodsal,

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