What will happen if 60 Hz rated transformer is connected to the supply of 50 Hz say 415 V (3-phase) step up to 3.3 kV...?? ?

2 Answers   Essar,

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Using 11000V/433V,3 ph,50Hz,500 KVA, what is the maximum capacity of motor in KW that can be connected and started at a single moment? Also explain about any calculations and formulas used in deriving the same.

4 Answers  

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what effect on electrical equipment if PF is gone over 0.996 in leading when provider say that its keep in minimum 0.996lagging

3 Answers   ABB,

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why use only sf6 circuit breker in 400 kv sub station

5 Answers   BARC,

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How does the humidity affect in breakdown voltage of air?. Is the breakdown voltage increases with the humidity?

2 Answers  

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15hp,380v,31amp,3-ph submersible motor run at 250v what is The temperature rise of submersible motor

1 Answers  

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Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?

0 Answers  

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How much resistance between neutral earthing and body earthing of Power transformer?

1 Answers  

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physical identification of HT & LT panel

0 Answers   Schneider,

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what is the difference between normal motor and flame proof motor??

1 Answers   PI Industries, SRF,

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why induction motor speed is decress with increase in load? how synchronous motor speed is constant?

1 Answers  

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Help need in transformer !? Hello Friends The parameters of 2300/230 v 50hz t/f is R1=0.286 ohm R`2=0.319 ohm Rc=240 ohm X1=0.73 ohm X`2=0.73 ohm Xm=49.2 ohm Secondary Load impedance ZL=0.387+J0.29 solve the exact equivalent circuit with normal voltage across primery.. I know every thing but i cant find CURRENT I1=? and I`2=? Please help me give solution or only Formula please please...

0 Answers  

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