TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

0 Answers   Bhel, NTPC,

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What is corona? and what is the purpose of corona belt in substation ? why they connect these end of the buses ?

2 Answers  

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for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

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what is the necessity of under ground cables ??

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Can any one explain me about 2 phase motors ?

2 Answers   L&T,

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what happen if drive input fail momentry at 48.5 HZ frequency?

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When the load on the system is zero and Capacitor bank is on condition, is capacitor bank takes any load?

2 Answers  

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Why we find the sensitivity for the CT's to check?

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how terminal voltage increases when load is capacitive (leading pf load)? (explain practically what is happening, not using phasor diagram

1 Answers  

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in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

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WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

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How can i run three phase bore well motor in 2 phase while i running it by using capacitor its ams increase to 23 ams the distance from motor to stater is 1600 feet

0 Answers   Private,

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