Answer Posted / saneesh

if we consume 1000 watts one unit is charged.for example if
we use a 40 watt bulb for 25 hours one unit is charged(ie
40*25=1000)

What is difference between Over Current & Earth Fault protection?

2456

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CAN CU XLPE/PVC CABLE BE USED INPLACE OF LOW NOISE SCREENED CABLE? KINDLY GIVE REASONS

1887

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Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?

2342

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what is vA rating and class of a ct.

1868

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SIR, GIVE ME OPGW SAG CALCULATION FORMULA I AM DAE ELECTRICAL. THANKS

6849

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Define the three phase formula fuse.

1877

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why the protection turbo generators is most complex?

2055

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As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.

1880

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What is the phase relationship between the primary and secondary voltages of a transformer?

1097

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how is calculated the quantity of weight in hot test xlpe?

2520

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What is the purpose of stand by earth fault protection for transformer ?

2096

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What is DC series motor?

1283

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In EDO ACBs what is a purpose of closing coil and motor, what is the operation of these devices are they inetconnected. means if we give supply to motor and by BCS we charge Closing coil,what exact is operation is and how it charge a spring of ACB. Sir if anybody has an wiring diagram please send me the link to operate and EDO breaker.

2169

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what happened when we supply a dc current in dc motor?? can it worked properly?

1961

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oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

2031

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