Answer / dipak

It is a dependent on a prospective short circuit
current.it's inversely proposanal to current,if a high
fault current less time required to operate protective
device.

Suppose i Have an Ac motor of 25Hp 1500 Rpm 50 Hz Can i run a motor 2500 Rpm by AC drives by increasing a frequency either it safe or not ....

2 Answers  

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Vaccum circuit breaker

0 Answers  

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how to calculate full load current of transformer & induction moter ?

2 Answers  

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what is formula of dc current and resistance.

2 Answers  

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which types of relay used in acb and vcb?

0 Answers   IBM,

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what happens if generator is running leading power facotor?

9 Answers   century,

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What are safety features considered for Lifts during emergency?

1 Answers  

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What is the min and max ohmic value for earthing?

15 Answers   NewTek, Wipro,

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What is rotating transformer? Which machine is used specifically as rotating transformer?

3 Answers   TATA,

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wHAT IS CAPACITANCE LATCHING? hOW TO CALCULATE CAPACITANCE LATCHING? hOW TO SOLVE THE PROBLEM IF CAPACITANCE LATCHING APPLIED?

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what is the difference between RMS meter and normal meter

3 Answers   TATA,

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How to calculate the sag on transmission Lines.

0 Answers  

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