Answer / koti

It is not minimum but maximum which is less than 1 ohm.

Answer / jithendra

static earthing is to be below 2 ohms.
plc & transformer neutral earthing is to be below 1 ohm.

lighting earthing will also come under static earthing

Answer / kanhaikumar

25 ohms

I'm looking for a softcopy manual set for a Credence ASL- 3000. Anyone know where I can get it?

0 Answers  

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what is meant by power and distribution transformer ?

0 Answers   CG,

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What is the effect of positive feedback on stability of the system?

0 Answers  

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how can we test the polarity of a 3-phase transformer?

2 Answers  

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What is the operating principle of turbo-generator.

0 Answers  

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why generally transformer are in star to delta

3 Answers  

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The ohm is the unit of:(a) Charge(b) Resistance(c) Power(d) Current

2 Answers  

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trasformer ratting

2 Answers   Bhel,

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what is broken conductor indication

3 Answers   KPTCL,

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What is meant by regenerative braking?

5 Answers  

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How to calculate Ith (I thermal) for curent transformer

0 Answers  

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When batteries are connected in series the voltage increases but the current remains unchanged, how can this be? When you consider ohm's law. i.e. If voltage increases, current increases, providing resistance remains the same.

10 Answers  

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