Answer / poornima

ELCB(Earth Leakage Circuit Breaker) is a safety device used
in electrical installations with high earth impedance to
prevent shock.

Answer / ishwar bandhe

the abbrevation of elcb is earth leakage circuit breaker
and its function is to protect or to beak the circuit in
case of earth leakage of prescribed value such 30mA,100mA
etc

Which Current transformer will be bigger in size, 400/5 or 400/1 & why?

2 Answers   Apollo,

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we are having 15kw and 3kw motor both can run in same time , instead of using copper we are using ug aluminium cable , 35 sq.mm is suitable for its current carrying capacity..?

0 Answers   Afflatus Grauver Pvt Ltd,

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What is Dry type transformer.How it works

6 Answers   Vatika,

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Give accurate definitions for these electric terms: Inductor Inductance Inductive Induction Reactance Reactive Esam Baraka ٢١ ساعة

0 Answers   HMK,

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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What is the make of breakers, transformers, generators? What are their capacities and ratings?

1 Answers  

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please tell 1 ton equal to how many kilo watt?? in some converter software's that is 3.5 kw. is it right?

8 Answers   Mitsubishi,

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can we synchronize star system generators with delta system transmission line ? and how ?

0 Answers  

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What is relation between mu(nought) and epsilon(nought)?

0 Answers  

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What will happen if induction motor is supplied with capacitive load?

1 Answers   NTPC,

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can anybody give me current carrying capacity of cables e.g size of cable in sq.mm & its current capacity both alluminum & for copper

4 Answers  

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If the field winding of the dc shunt motor is removed then what will happen to the motor ? will it turn or not

2 Answers  

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