Abb 11kv how it is closing automatically when the cb is racking in and rack out when it reaching test position

1 Answers  

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what is balanced network and unbalanced network

1 Answers   Nalco,

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can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?

0 Answers   RD Square,

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what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing

0 Answers   ABB, Genpect,

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what is the difference between Earthing,Grounding and neutral?

3 Answers   Biocon, Tata Steel Limited,

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what is power factor?

7 Answers   CA,

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

6 Answers  

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Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

0 Answers   Accenture,

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

0 Answers  

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what is p.s impedance measurement test in earthing transformer?

0 Answers   Greenko,

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How to design CT for connected with Transformer OLTC operation? normally CT output design for 1A/5A range but during OLTC Tap position changing time how to function the CT?

1 Answers   HEG,

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