testing with megger

separate earthing

metallic junction box

any plumbing work

1/4 th of its full height

1/5 th of its full height

1/6 th of its full height

1/8 th of its full height

100 to 300 m

60 to 100 m

50 to 80 m

40 to 50 m

straight sleeve and nut connector

bimetallic universal P.G. clamp

standard P.G. clamp

Compression connector

Wooden

Steel tubular

R.C.C.

Steel tower