Answer Posted / harikrishna

hi friend this is harikrishna from hyderabad
I think jet pump is suitable for lifting the water from 300
ffet depth.

Is it advantages of having star-delta vfd than normal star vfd , if yes why?

2246

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1.what is difference between ATS & STS main use. 2.what is difference between ACB& VCB With symobles,and main partes, manimum range. 3.How many types of relays and main function.

6295

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mccb service sittings be done?

1944

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howmany electrician should maintain for a 1000 kva used plant... in kerala..

2098

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If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

1426

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how we can calculate the efficiency of a diesel generator ?

1690

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PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

1946

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hi, could someone help me to find a control design for syncronising panel .

1703

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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?

2018

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WHAT IS DEAD END IN PROTECTION?

2570

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A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

1917

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Explain what is use of lockout relay in ht voltage?

1072

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I want definition for ABT Meter (Availability Based tariff) ?

1981

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Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

1592

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What would be the size of wire used for 2 Ton of window A.C?

1903

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