In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?

0 Answers   Nissan,

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In aircraft,why we use 400 htz equipment.and use common earthing

1 Answers  

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What is the function of the exiter in DG.

3 Answers  

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following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?

0 Answers  

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What is inverse definite minimum time lag relay? Where is it use?

0 Answers   TATA,

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What is C check in a diesel generator and what are parts and what has to be done during the C check

4 Answers  

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What is Autodialer used in FAS????

2 Answers   Emerson,

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How can I calculate per unit (KWH) fuel (Gas/ Diesel both) consumption 1MW unit?

0 Answers  

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A 230V, 60W bulb when connected to 230v supply what current and power will consume, if same bulb is connected to 200v what purrent and power will consume?

3 Answers  

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what is SWA type of cable?????

4 Answers  

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What is depreciation factor?

0 Answers   HCC,

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what are the reasons of CT circuit faulty in busbar protection scheme?

0 Answers   Getco,

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