WHAT R THE SAFETIES IN A HIGH TENSION PANEL N LOW TENSION PANEL. ALSO WAT SAFETIES R THERE IN A 200 KVA TRANSFORMER?

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Whot is the braking capacity for MCCB. How we select different braking capacity.

1 Answers  

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how calculate busbar size for rated amps, which formula use

2 Answers   Rites,

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we have consol make 3 phase servo stabilizer for cnc m/c. while installing the earth neutral voltage is 1.7 volts at stbilizer off condition and when stabilizer get on en voltage reaches 4.8 volts (new earthing is done and neutral is helthy condition all phase to neutral volts 440,442,441 v)why this happen.solution for cause.

3 Answers  

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Explain Buccholz relay in detail.

5 Answers  

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why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

0 Answers  

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the fuse is use for protection against overcurrent but at normal condition it carry the rated current then how single thin wire carry this current without melting

1 Answers  

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Wy transformer ratings are in multiple of 11 always?

2 Answers  

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what is meaning of sympathetic tripping with respect to relays and give the values for current carrying capacities for copper and aluminium cables from 16sq mm to 500sq mm

1 Answers  

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how to calculate the Neutral transformer impedance?

0 Answers   Schneider,

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when the direction of a 3phase induction motor is reversed , is there any losses increases?

5 Answers   IOCL,

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how many types are their in switchyard or substation(like D,I TYPE), what is differant between them

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