Answer / sunil jagtap

It is nothing but switch to operate breaker in manual mode.

what is the function of DC panel in substation?

4 Answers  

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How wti of transformer works?

5 Answers   Vedanta,

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why the transformer connected like STAR- STAR, DELTA- DELTA, STAR- DELTA, DELTA-STAR ...? why these connections ,,, explain the advantages these connections?

0 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

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what is the difference between AC choke (inductor) and DC choke (inductor), working and design point of view?

2 Answers   Electrotherm,

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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ASTM D 3455 - Standard Test Methods for Compatibility of Construction Material with Electrical Insulating Oil of Petroleum Origin has been used for Testing Transformer Oils with a product placed in it. Aged Control Oil has a Power Factor of 0.032% at 100°C. Aged Oil with a Test component has a Power Factor of 0.093% at 100°. Is this increase acceptable? If not why? How much increase is acceptable?

0 Answers  

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TNC switch is also available in 1NO+1NC. What does it mean ?

1 Answers  

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what happens when back charging of transformer is done for longer period

1 Answers  

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how percentage impedence effect on the size of the power transformer?

2 Answers   Bhel,

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what are the safety measures of induction motor?

0 Answers  

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What is main purpose of chock coil and starter in florescent tube ?

1 Answers  

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