how to calculate the powerfactor in induction motor having name plate details? for example 1 h.p motor 1.86 A 415 V

6 Answers  

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What is the difference between CRNO and CRGO in an transformer and what is the advantages of these two.

13 Answers   Anchor, CIL, ETA, Kirloskar,

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Does dry and oil transformers both require dedicated neutral, because in my project we are using 2500kv dry star delta transformer, where they say neutral not required and even it is not provided in our substation. can u let me know

2 Answers   Voltas,

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why PD testing for power cables

1 Answers   Bhushan Power Steel, CSE, Datre Corporation,

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How to protect a Dosing pumps/any sensitive equipment (single phase) from surge protection inside a food factory.

0 Answers  

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What are the protective devices in a DC/AC motor starter?

1 Answers   CTS,

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what is the exact direction of current? as we know current travels from higher potential to lower potential,so if we take battery +ve to -ve implies current direction is from positive terminal to negative terminal.,whereas electrons flow from negative to positive as they are attracted by positive ions.current will be the plow of charge but not flow of positive ions.please clarify my doubt friends.

2 Answers  

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how does directional relay work incase of ac ?

0 Answers  

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What do you meant by slip power recovery?

1 Answers   PSEB,

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what about electrical pannel.? What is meant by plc pannel.?

0 Answers   TATA,

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lead acid battery electrolity?

2 Answers  

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i heard that power factor(PF) is the main concern for industries, if they are maintaining PF around 0.6 they will be fined for that. now the question is, how can they improve the PF ranging between 0.9 to 0.95 which is safe for them i,e escaping from the fine?

5 Answers  

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