Answer Posted / hari krishna maganti

we r not useing always 2 or 3 phase suply..
for singie phase suply neutral is must.....

mccb service sittings be done?

1944

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what is arc flash and what are the hazards involved

2148

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Why r u using pf panel. what the uses

1988

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There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

2087

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

1855

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there are cam operated switches - why we call cam operated , What is cam ?

1899

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what is the meaning of WYE and DELTA in Electric meter?

3816

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What is use of starter and choke in tube light

1764

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what is the thumb rule for determination resistance of resistor?

2309

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What it the purpose of parallel phasing transfomers??

1982

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why we can use 1 to 5V dc

1958

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What is the function of NER and NET?

2433

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WHY EXCITER PHASE SEQUENCE ARE OPPOSITE THAN STATOR SUPPLY PHASE SEQUENCE IN SYNCHRONOUS MOTOR >

1898

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if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2542

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

1840

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