In case of 11kV dual delta bank what are the recommended protections with specific CT / VT requirements? The capacitor bank is to be connected to the main 11kV switchgear from where the H.V.Motors and auxiliary 440V loads.

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how a single machine can act as both motor and generator? and give explanation interms of connections?

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Is there any rule to select the voltage of motor based on KW rating? What is the rating above which lt motor becomes the HT motor?.

0 Answers   DAE,

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what is the advantage of NiCd battery over Lead acid battery?

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THE 40 MW OF POWER FOR 220 V III PHASE POWER CONNECTION REQUIRES HOW MANY KVA POWEER REQUIREMENTS

7 Answers   Chartered Accountant,

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how we check vector group dyn7

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who & how the notations given as RYB to 3phase power supply.

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What is the drawback of class b amplifier? How is this minimized?

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I have a table fan of Rallifan Make. When I overhauled it I found a stator winding and an aluminum die cast rotor. So it is supposed that it is a 1 phase induction motor. But there are only two terminals coming out and there is no capacitor. Can any one tell how this motor works? or which type of this motor is?

1 Answers  

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Send the control circuit digram of a star delta stater?

1 Answers   L&T,

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Differentiate between kirchhoff’s first law and kirchhoff’s second law?

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Resistance of low voltage side of transformer compared to high voltage side is A less B equal C more D depens on design

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