WHY EXCITER PHASE SEQUENCE ARE OPPOSITE THAN STATOR SUPPLY PHASE SEQUENCE IN SYNCHRONOUS MOTOR >

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What are the types of TESTS in CIRCUIT BREAKERS based on Testing and commissioning?

2 Answers  

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What are the relays in ACB and VCB

0 Answers   ABB, Bhel,

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what is vA rating and class of a ct.

0 Answers   L&T,

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a 11 kv line is grounded and a 110 kv line is grounded. which line have the greater current flow?

4 Answers  

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On what basis the the size of Lightning arrester for buildings are selected ?

0 Answers   KGD,

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In a HT switchboard where Nos. of Transformers are connected, how to decide Incoming cable size? Whether Cable should be rated for connected load or maximum demand?

1 Answers   Power Grid,

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with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen

0 Answers  

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why we condut tan delta test i want brief explain?

3 Answers  

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difference between power surge and switching transient

0 Answers  

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why the all high voltage transformers are in 11kv , 33kv , 66kv, 132kv like that

2 Answers   Bhel,

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why contactors are used ...? is contactors and relays are same ...?

5 Answers  

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