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?

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how to choose the cable rating for load (KW)? EXAMPLE.50KW load

14 Answers   ACC, NCUI, Polycab, PowerSol, Siemens, SW,

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What is a Single Phase and Three phase Power? How it will be converted or transformed into another form?

3 Answers  

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What is ferrite affects and what is disadvantage of ferrite affects.

1 Answers  

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in single phase circuit if i connect a heater between phase and neutral, then what will be the current path? phase to neutral or neutral to phase.

4 Answers  

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What is the principle of HIGH SPEED DIRECT DRIVE MOTOR ?

0 Answers   Honeywell,

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why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

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what is there inside an inverter and how it works?

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can we run the home fan both clock and anticlockwise direction

1 Answers  

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lorteny method

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What is the name of the winding to which supply is given?

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List the power rating of any 5 important electrical appliances used in houses.

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