Answer Posted / bob

from the cable size table we can select the size of it
accourding to the amprage that we have, then increasing the
size of cable depending on distance and the heat temperture
that we need to install.

If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

2095

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what is submersible pump?what is different between motor and sub motor?

2053

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What is the role of Dedicated earthing in UPS System?

3099

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I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

1918

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Why hydropower is called renewable source of energy?

1044

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hi, i finished b.tech eee in 2008, im worked in dg sets mfg company , now i left job in 6months back, now again i want get job core side, how can i get? is there any couses we have learn to get better oppurtunity? /

1958

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What is the effect of atmospheric pressure & Temp; on efficiency of motor? Why NGR(Neutral Grounding Resistor) is used in 132/11 KV Transformer & how? What is the use of Auto T/F in Grid Station?

1899

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I want d.g.set our company

1875

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1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4640

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XYZ

2140

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What is power relay?

1241

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Can u tell me design of switch yard

2167

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How a band pass filter is constructed?

1061

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why we use circuit breakers for switching instead of normal switching device?

1870

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how ct burden,magnetising current,ratio and knee point voltage are related & derived

2196

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