what is the working difference b/w softstarter and Variable frequency drive ?

6 Answers   Parle,

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how many mega ohms insullation of the cable can't be use when testing with megger tester for Low voltage cable 240V use?

3 Answers  

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How can we get d.c series motor characteristics by using a.c induction motor?

1 Answers   IIT,

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What are the two types of compensation?

0 Answers  

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for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?

0 Answers  

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Why earthing is required for diesel tank?

4 Answers   Greaves,

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what is phase angle ? and also tells me why my phase-phase voltages are 390 rather then my single phase voltages are 221 and 223 respectivly?

2 Answers  

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in a large three phase induction motors usually the value of full load slip is

1 Answers   PSEB,

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what is XLPE cable?

2 Answers   Essar,

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STATE USE OF ARC RUNNERS & SPLITTERS ?

0 Answers  

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what is 30-phase of transformer

0 Answers  

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what happen if position of GNA and MNA is changed in machine?

3 Answers  

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