What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

0 Answers  

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What is meant by sag?

0 Answers  

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i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

0 Answers  

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What is the significance of vector grouping in Power Transformers??

3 Answers  

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for which possible reasons a motor can fail to start??

4 Answers   CEB, Essar,

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what is difference between armoured cable and un armoured cable

2 Answers  

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if the transformer at full load have a iron loss =900w and copper loss = 1600w . what percent of the load will the transformer has a maximum efficiency?

3 Answers  

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what is the problem of generator over voltage.?except automatic voltage regulator card

2 Answers   Siemens,

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what should be the value of helathy insulation b/w two cores of LT cable.

2 Answers  

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what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group

0 Answers   Bosch,

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which motor is used in our Indian Ceiling fan -Capacitor start and run or Capacitor start? (during repair i saw only one capacitor so it should be start only)

5 Answers   ABB, Bajaj Electricals, Power Grid, Ruchi Soya, Suzuki,

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How out of step protection relay works?

0 Answers   APL,

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