Answer Posted / marlo

Usually HV cable has a semi conducting, one purpose it to protect your connected load in severe damage and the system as well. In the case of unexpected faults along with this cable,any small leakage current detected will trip its protection.

Tell me in detail about c.t. And p.t. ?

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Please provided formula for calculate the cable size from step up transformer to M.V panel, run overhead aluminum cables, total load is 5mega watt, total length 900 feet.

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Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks

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In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.

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please send me last 5 year interview questions

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hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

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I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

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Define reserve-generating capacity?

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What is “pu” in ee?

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What is the working principle of servo motor? And explain it.

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What is the difference between grid and off- grid system??

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how to calculate fault level?

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Why you want to join non technical field when you are an engineer?

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with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

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. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?

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