Where do we adjust the setting of thermal over load relay & how cal calulate.

1 Answers   Hilton,

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what is difference between differential protection and distance protection and how we calculate the sloop?

5 Answers   OPS, Power Grid,

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what is an impedance & inductance ?

4 Answers  

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what is the meaning of transformer short circuit test?

7 Answers   HZL, L&T,

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The specific heats of the gas at constant pressure and constant volume are respectively 1.0 kJ/kg K and 0.72 kJ/kg K; the value of R for the gas is

0 Answers   Caterpillar,

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Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

0 Answers  

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why write 500v on line tester (Test pen)

3 Answers  

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low voltage distribution is done by a)3 phase 3 wire b)3 phase 4 wire c)single phase

3 Answers  

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

0 Answers   ABC,

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which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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for 750 kw LT load what will be the ht kva

0 Answers   Sterling Tools,

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In 3.5X150 Sq.mm cable what does 150 stand for outer dia or inner dia?

4 Answers  

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