what is Use of Stones/Gravel in electrical Switch Yard??
Answer Posted / karthik kv
Stones/Gravels are used in substations mainly for two reasons:
1. to prevent vegetation and
2. to maintain the soil resistivity/substation earth
resistance when rainfall occurs.
Is This Answer Correct ? | 6 Yes | 4 No |
Post New Answer View All Answers
Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?
"TRANSFORMER MODELING AND ANALYSIS" MEANS WHAT AND WHICH TOPICS U READ IN THIS
How to work meggar?
how to measure earth resistance of a substation
Work done in a free expansion process is
how to select the double earth conductor if 21A full load?
Draw a block diagramof Three UPS systems connected in Parallel mode?
any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?
How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?
what is the use of sdf?
sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.
I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2
when measure the core loss of three phase distribution transformer or three phase reactor loss, one phase shown negative watt loss. why??
what is mean by Digital Logic Meter (DLM)
In CTs tan delta point should be earthed , what is the reason behind it?