what is preventive maintenance? and what is predictive maintenance? and what diffrence both?

3 Answers   Volkswagen,

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WHY WE USE SIEMENS plC

3 Answers  

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how we can calculate chiller required ampear?

0 Answers  

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How to calculate earth wire load by formula

0 Answers   Caparo,

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transformer phasor diagram under load explain it?

0 Answers  

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hi this toufik here. i am doing my b.e.degree.now i am in final year and supposed to do a project in this year so i thinking to control the buchholz relay using software base means checking the status of transformer oil using microcontroler, plc or scada. so can i do so...??? alz suggest me...

2 Answers  

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why nutral and earthing wire connect with each other in main panel board.

2 Answers  

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what will happen when square wave is fed into input side of 3kva transformer and what you will get on output side.

3 Answers   Blue Star,

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what is the reqirred voltage in HT motor to get full RPM on no load test?

0 Answers  

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What should be the Sandwitch type Al. bus bar capacity for 2 M.W.Gen. set, having continuous full load current- 3463 Amps,ambient temp.- 50 Deg. C., Required temp. raise-20 deg.C., it will run 24 hrs, 365 days on full load, required highly reliable.

0 Answers  

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how to calculate power factor rating according to load? please give the answer in simple language, i'm not electrical side

2 Answers  

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how much amps can i connect for 4core 120mm armade cable

2 Answers  

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