how electronic energy meter works?

2 Answers  

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explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

0 Answers  

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how to wiring 20 hp motor get completated?

1 Answers   Alchemist,

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1)What will happen when 240 VDC supply is connected to 240VAC supply(DC supply +ve is connected to phase of AC supply & DC supply is to neutral of AC supply). 2)Also what will happen when 240 VDC supply is connected to 240 VAC supply in reverse polarity as of Sr. No 1.

2 Answers  

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can we keep open the secondary of current transformer?

1 Answers   Jyona Power,

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WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES?

6 Answers  

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What are all the points to be checked while decanting diesel from tanker lorry to HSD YARD

1 Answers   Cisco,

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in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

1 Answers   Gasal, Voltech,

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

0 Answers  

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how DC motor operating in detail .pls any one guide me .iam not clear idea about that .thank u

2 Answers  

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how to find motors H.P. whout any rating? (only give you a motor and multimeter)

3 Answers   L&T,

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Write the force balance equation of ideal dashpot element.

0 Answers  

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