Home Electricity Power lines Aerial - underground transition Air – underground transition Description Save Area - underground transition; in high tension in pyramidal truncated post. Format DWG File size 514.26 KB DOWNLOAD DWG share your appreciation Related Posts Electrical substation 230kv – 13.8kv 10kv armed poles Pole Transformer Bank Surge arrester 400 kv; surge arrester Electrical installation Cameras Installation of a transformer. Expansion of electrical network – el arenal Foundation for 400 kv transformer Georeferenced map – electrification project – piura. rr-like structure sub station assembly Low voltage underground connection detail Private 37.5 kva post-type substation derivative substation Derivation post detail rooftop substation Medium voltage network design and planimetry Connections-transfer board Electrical distribution in medium voltage and public lighting