GSU · Generator Step-Up transformer
Transformer that raises on-site generator output to grid or distribution voltage for behind-the-meter power.
Current numbers
~128–208 wklarge power transformer lead time (GSU ~144–208 wk); up to ~5 yr in constrained markets — the schedule-dominating long pole
~128–208 wkHV/substation transformer lead time (GSU ~144–208 wk; up to ~60 mo constrained) — OFE-by-default, pre-GC
~144–208 wkGSU transformer lead time (standard power transformer ~128 wk); up to ~60 mo in constrained markets