MV · Medium voltage
The utility-to-facility distribution voltage class feeding site transformers and switchgear; the level where lead times, arc-flash energy, and gear cost step up sharply.
Current numbers
4 → 3 functional blocksillustrative AC → integrated MV/DC functional-block count, including final DC conversion
~44 wkaverage MV-class switchgear lead time (Wood Mackenzie Q2 2025); HV breakers and GIS run far longer — see the HV switchgear claim