How many types of earths are there?What is the maximum ohms
of earthfit?
Answer Posted / e.subhash
please read IS : 3043 Code of practise of earthing it will give answer for your question.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)
what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????
why Lightning arrestor are made by 2 seperate stack of inslutor but why cvt are in single stack of insulator.
What do you mean by power transformer?
Who are the manufacturer for Nitrogen based Fire Protectio/explosion prevention for Oil Filled Transformers? India and international both?
Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not
Is there any problem about which the drive (inverter) doesn't show/display the alarm and/or fault but instead of this , it doesn't work ? I want to know that could there be any kind of problem in the drive when the drive doesn't display the alarm and/or fault ?
why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?
what is the excess air in furnace
Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?
whether fibre optic cable in high voltage earth conductor is used for protection circuits
I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?
If there is major % of Voltage harmonics in the system, how can it be control or reduced?
in non technical way how can u define POWER FACTOR??
best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?