Inclusion Rules_final

FERC Jurisdictional Bus (for interconnection)
Existing Distribution Circuit
PV
5 MW SIR PV
PV
PV
5 MW NYISO PV
SIR PV and NYISO PV apply for interconnection.Each studied separately – it is determined each project individually needs to replace transformer LTC control.First project to be considered “firm” is responsible for cost of LTC control replacementIf both projects go in service, transformer will be overloaded.Second project to be considered “firm” is responsible for the cost of the transformer replacement.
5 MVA Transformer
1MW Min Load
Substation
Dedicated Circuit
FERC Jurisdictional (for interconnection) bus
Existing Distribution Circuit
5 MW SIR PV
10 MW NYISO PV
NYISO SIS indicates need for transformer replacement. NYISO Unit agrees to replace transformer with a larger (10 MVA transformer) and posts security.SIR PV unit studied separately afterward and does not need to make system upgrades due to transformer replacement required by “firm” NYISO project.NYISO Unit does not go forward and does not fund transformer replacement; security returned to developer.SIR PVunit does go forward and is required to pay the cost for the transformer replacement.
3 MVA Transformer
1MW Min Load
Substation
Dedicated Circuit
PV
PV