what is working process of star delta controlling circuit ?

0 Answers  

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What difference between MCB,MCCB,RCCB,ELCB please explain briefly with its rating.

3 Answers  

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in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?

2 Answers   ABB,

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what is interfacing in computer studies?

0 Answers  

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explain Uninterrupted power supply detailed electronical operation with circuit diagram

1 Answers   Emerson,

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two TG running in parallel at equal load.one TG CB tripped in reverse power relay.after tripping found its excitation was on & turbine running at rated speed.Please clearify why that TG tripped in reverse power ?

1 Answers   Bhel, Birla,

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how synchronous generator can be used as synchronous condenser?

3 Answers   Monnet, Wipro,

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how electricity is generated an supplied till consumer

1 Answers   Power Grid,

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what is the difference between MCCB and SFU in terms of their application?

2 Answers   Secure Meters, Tata Teleservices,

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Which one is easy to control AC or DC Machine?

2 Answers   BARC,

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what is meant by motor protection relay & its working principle ?k

1 Answers   Pricol,

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What is diversity factor in electric installations?

0 Answers  

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