Answer Posted / altaf chhimpa

Any device is rated depending on losses of the machine. In a transformer the losses are iron losses which depends on voltage and copper losses which depends on current so there are no losses which depend on power factor hence transformer is rated in KVA.

What are conduct on the testing in cf in ur site?

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What the main causes of transient interruptions on Over-Head Distribution Lines?

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

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I want to know all basics of electrical engineering

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hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .

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What is zero of the system?

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Please define ampere?

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IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?

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what is the use of static frequency converter and static excitation equipment? and where it is employed? for what?

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Zone of protection and tripping scheme of arc protection relay.

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What is domestic transformer? Draw the connection of domestic transformer.

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At what speed an electric car can run with 2 HP motor of weighing 400 kg?

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how do you test tachos and servos

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Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.

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What is the difference between AC and DC injection methods for rotor earth fault protection

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