What is battery Amphere-hour? How the battery back up time period is calculated?

2 Answers  

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How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

0 Answers   Quippo,

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For load of 1 nos 3 TR Air Conditioners,6nos of 60 Watt Tibe Lights, 2 nos 200 W Outdoor Lights,1 no Coffee maker.All may work at the same timehow do I select DG Set Rating ,pLease advise the calculations

1 Answers  

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Why earthing is necessary for any equipment?

0 Answers  

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How many earthing pits are requier to disapper the surge current of one lighting arrester.

3 Answers  

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Explain the advantages and disadvantages of hydropower plant?

0 Answers  

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what is bus PT ?

4 Answers  

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what is power factor? whether it should be high or low? why?

11 Answers  

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What is difference between ct&pt transformers?

4 Answers   Adgas,

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How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.

0 Answers  

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What is Electricity?

2 Answers  

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We have energy meter of ct ratio 200/5amp and installed cut having ct ratio 100/5 amp what is final MF?

2 Answers  

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