how many earthing required for ups, what should be the
earth voltages
Answer Posted / natarajanamkumar
Mr.Mani that is not Dedicate Earthing,and Body Earthing.
that is 1.System Earthing 2.Equipment Earthing.
thanking you.
| Is This Answer Correct ? | 10 Yes | 5 No |
Post New Answer View All Answers
what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?
How to calculate flow of water delivered by pump when pressure & size of pipe line is given
What is referred to the electron in the outer orbit?
DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.
What is the formula of frequency ?
Which type of DG need Netral Earthing?
What is the difference between circuit breaker and isolator
Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 19 points in the plane is 18
What does the letter CTNM in negative phase sequence relay means?
What is core CT & it's function?
how can check the resistance of battery contact?
HOW WE CALCULATE CURRENT IF THERE ARE NOT PRESENT ANY AMMETER OR MULTIMMETER??????
What do you mean by dependent and independent voltage sources?
What is the permissible maximum flux density in transformer core?
how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you