what is timing for mccb 800A tripping?

1 Answers   L&T,

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Can we put 3 layers of cable tray while installing tray

0 Answers   NTPC, Siemens,

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Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

0 Answers  

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WHAT IS THE MEANING OF BALANCED / UNBALANCED IN STABILIZER TYPES.

0 Answers  

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What are the commonly used schemes for the bus zone protection?

0 Answers  

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what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?

0 Answers  

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what is high tension ? specify the range?

3 Answers  

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what is mean by dual digital protection in the relay field?

0 Answers   ABB,

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what is negative current?

5 Answers   DTG, Siemens,

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How to calculate incoming cable size for 33KV, 1MVA transformer.

1 Answers   IAC,

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Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?

0 Answers  

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How to prepare electrical preventive maintenance plan & shedule of machine tools.

2 Answers  

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