Whta is earthing?What is the optimum value of Earth Pit?
Answers were Sorted based on User's Feedback
Answer / hardik
purpose of earthing is becoz of protection of equipment if
any abnormality will happens in equipment like earth fault
so e/f c/n passed through the earthing and maintain the vtg
leavel of bus and value of earth is less than 1 ohm.
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / rose
Earthing :- If any leakage current in ckt this current
will be grounded.that is a protective device.
Is This Answer Correct ? | 2 Yes | 3 No |
what is alternater?
How to select earthing strip for 100kw induction motor ?
How to know th details about an electrical Drawing ? Please mention the easy method.
How to Calculate the current drain in the battery (1.4V) for the 2mins time period?
diesel generator not getting start so whats problems will happen to DG and how we can start DG
why phase to phase voltage are 290 rather then 440?
What is the difference between the impedance percent and impedance voltage ?
How to findout raw or ups power? its not indicated in socket,
If we tell 60 sq.mm. 3-1/2 core cable,then what does it mean ? 1) Each core section in the whole cable is of 60 sq. mm. 2) The whole cable is of 60 sq. mm. which is sub-divided into 3-1/2 core.
We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's
is emf is indued if dc is passed through coil
ALONG WITH MEGGER TEST FOR CHECKING OF MOTOR ,WHY WE MEASURE FOR RESISTANCE AND INDUCTANCE?