Answer / srinivas

5kw,440vac motor

how munch rating of cable

Answer / vivek

IT WILL SOLVED BY KRICHHOFF LAW

dear all, in motor operation , motor is of 100 hp and bimetal relay setting is 130 amp, if relay is getting tripped on 120 amp balance current what can be the reason? Relay is newly replaced. I dont know but is there any frequency effect in thit case? Can frequency variation affect bimetal relay operation?

1 Answers  

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what is the meaning of "i.p.-43" and duty cycle-s1 on the name plate of a asynchronous machine?

1 Answers  

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what are the types in Relay?

1 Answers   PLA,

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DG drop how much freqency at 100% load?

3 Answers  

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transformer cooling fan kharab ho jaye to 1-off kar dena chahiye 2-load kum kar dena chahiye 3-koi frrk nhi padta 4-sub galat hai. choose right option

2 Answers   PGVCL Paschim Gujarat Vij Company Limited,

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In an electrical power supply,why if neutral phase of a 3phase supply fail over current occur but if it's single phase supply neutral phase fail low current occur? 

1 Answers  

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Under Ground Power cable earthing is required at both end or single end? and reason for the same

3 Answers  

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if 12v battery get discharged for 2 months after if we put charge it will charge again?how much time it will take to charge?

0 Answers  

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What happen if we have run 415 V,50Hz designed motor at on 480V,60HZ

8 Answers  

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Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

0 Answers  

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How can we design MEP services for Commercial Building in area about 22 Acres of land?

1 Answers  

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In UPFC,What is the need for Dc link ( DC capatior)?

1 Answers  

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