In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?

0 Answers  

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How can you limit the fault level in a power system?

1 Answers   Alfanar,

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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what is main reason for grid earthing for any industry

4 Answers  

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Why is negative feedback invariably preferred in closed loop system?

0 Answers  

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what is LA CT PT panel?

3 Answers   Dwarikesh Sugar Industries, NTPC,

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testing of transformer

1 Answers   Vijai Electricals,

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what is the constructional difference between a power transformer and potentian transformer?

0 Answers   BTM,

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Why birds seating in HT line does not get shock? If person hangs in HT line (single hand or both hands) does he get shock?

15 Answers   SSC,

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a 25kvar capacitor bank connected to the secondary side of transformer.then why the capacitor draws more current then rated

3 Answers   TATA,

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Why does the radius of armature is less than the radius of pole shoe?

0 Answers   ABB,

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which protection used in power plant?

0 Answers  

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