Blog / Tag
#earthing
3 posts filed under this tag, newest first.
Earth resistance testing: the 62 % rule, and when the clamp-on lies
Fall-of-potential done properly, the three-position check that proves it, IS 3043 limits by application, and when a clamp-on tester measures nothing.
8 min read
Types of earthing: plate, pipe, rod and chemical compared
Plate, pipe, rod and chemical earthing all obey one formula. What separates them is soil resistivity, depth and who maintains them — not the electrode material.
7 min read
Earthing design under IS 3043: electrodes, soil and pits
Soil resistivity, how many earth pits you need, why doubling the rods does not halve the resistance, and the separate-earths myth that destroys equipment.
7 min read