Answer / k.prakashchandra

No effect on ammeter.In EM type Watt meter and energy meter
the readings reversed.In ETVM import and export interchange.

Answer / vels

one phase is reversed then the Energy meter will not give correct reading
but 3 phases are reversed then the current direction shown are wrong and the reading of MW ,MVAR are showing import instead of export

Answer / sureshkumar

incase protcetion CT not protective the equipment, so direction is must.

Answer / kj

It only has an effect where the direction of current flow
is important. For example monitoring import and export of
power.

what is different between relay and plc?

3 Answers  

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If a ACB breaker is tripping and closing problem, then what will we check internal..?

3 Answers  

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Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

0 Answers  

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what is the meaning of neutral displacement ???

0 Answers  

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why voltage swells and dips???

3 Answers  

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WHY SECONDARY OF CT SHOULD NEVER BE KEPT OPEN CIRCUITED?

7 Answers  

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what is EBXl (electron beam cross linked ) cable ?

1 Answers   Polycab,

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advantage,disadvantage,aplication of sensorless direct torque control of induction motor

0 Answers  

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In a d.c current, the power is the product of voltage and current. This relationship does not always apply to effective(r.m.s) values in an a.c circuit. Explain the reason for this.

2 Answers  

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How can we calculate ac current from the given DC current when AC voltage is given?

0 Answers  

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why we use primary delta connectin in hight voltage transformer

2 Answers  

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How much must be gape bitween 2 cable on cable tray?

1 Answers   El Seif,

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