Answer / balu

D rep delta in primary side
Y represent star in secondry side
N7 rep phase angle that means current is in 7 o clock position with voltage

why we are using2 wave trap in a feeder?

1 Answers  

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Electromagnetic torque developed by the motor is compared to shaft torque. A less B same C depends on motor design D more

0 Answers  

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how Local Breaker Backup relay working?

1 Answers  

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how we control the magnitude of a generator output

2 Answers   EESINT,

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What is a dc motor?

0 Answers  

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what is mean by harmonics

1 Answers  

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What is the difference between split AC and Casste AC?

2 Answers   NTPC,

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Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.

0 Answers   DAE, Tata Chemicals,

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is it possible to use a tranformer to regulate an unstable system voltage?

3 Answers  

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sir what is the purpose of SF6 in HT breaker and what is the pressure should be maintain in the breaker?

2 Answers   Kirloskar,

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Why use the VCB at High Transmission System ? Why can't use ACB? Pls explain the ans.

5 Answers   amps, DLF,

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers   Schneider,

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