Answer / lux

it is grounded at regular intervels in order to assure the
workman's safety..

Answer / naresh

it is grounded to leakage voltage

Answer / ansar ghulam

because equipments is earth due to safty of workmen ship.

how do we calculate cable sq mm size,that if 50 A load

2 Answers   GTL, PowerTech,

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explain the working principal of the circuit breaker?

5 Answers  

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On what principle reluctance motors work?

1 Answers  

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What are the different pre-commissioning tests that are performed on the distribution transformer, power cable and switchgear (11kv)?

1 Answers   Hitech, Reliance,

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How can i modify the design of 3 phase induction motor to be as 3 phase synchronous motor??

2 Answers  

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Im designing APFCR Panel for 600 KVAR.I need to calculate the full current so that i can choose the capacity of isolator/Breaker.Kindly suggest with formula.

1 Answers  

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How to take vector group test for Ynd11 transformer.

2 Answers   Voltech,

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What are the diferences between ELCB and RCCB

5 Answers   L&T,

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Does increase or decrease of reactive load affects the Voltage.

5 Answers   Nalco,

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Why is copper a better conductor of electricity than aluminium?

5 Answers   AES,

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how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

0 Answers  

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WHICH TYPE OF TRANSFORMER IS USED IN POWER TRANSMISSION BASED ON TRANSFORMER CONNECTION ON PRIMARY AND SECONDARY SIDE

3 Answers  

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