Why we specify TNC switch with 1NO 1NC ,2NO 2NC ? how we get connection.?

0 Answers  

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What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

0 Answers   SRM,

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Why reverse power relay is used?

12 Answers  

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How can get electrical "c" licence.I am complited in Deee.Passing year of 1993.Working in pvt cocern lt Line.Please advise me .Cell no 9994786021

59 Answers   Apollo Power, Chemplast, Christy Quality Foods, ITI, Mani Associates, Microtech Engineering, TAFE, Tamil Nadu Power Company, TechSun Energies, Thermax,

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what is over cureent protection

3 Answers   Anil Group, MPSEB,

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During the testing of Electrical Equipment the test cables should not touch the equipments. For that testing engineers use to cotton rope to hang the cable from measuring Equipment to testing equipment terminal. Please explain the technical reason for this practice.

1 Answers  

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how can you prove that in CE configuration a transistor has 180 degree phase shifted output

5 Answers   Bhel,

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Why only 1 CVT in Y-phase is used for synchronization in 3 phase power system?

1 Answers   Reliance,

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I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

0 Answers  

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Why capacitor is blow when I am starting motor ?

1 Answers  

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What is stepper motor?

0 Answers  

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why transformer rating is always in KVA

7 Answers   GNG, NTPC,

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