INTERCONNECTION PROTECTION. D3 .1 Developer shall coordinate its protection scheme and protective relay settings with Utility, and the protective relay settings shall be subject to Utility approval. The protection system shall include the following items, all to be provided by Developer: D3.1.1 Pilot wire differential relay, GEC AIsthom type MBCI or approved equal, operating over pilot wires. Pilot wire supervisory shall provide tripping of the 69 kV breakers from the Developer's switchyard relaying; D3.1.2 Three phase and ground over-current relay, GEC AIsthom type KCGG 140 or approved equal; D3.1.3 400:5 ampere current transformers for metering and multi-ratio current transformers for relaying shall be installed in the high voltage bushings of the 69kV transformer. D3.1.4 DC Intertrip receive relays (2), operating over cable circuits and responding to trip signals from the switchyard relaying. D3.1.5 Over/under voltage relay; and D3.
Appears in 4 contracts
Samples: Power Purchase Agreement, Power Purchase Agreement, Power Purchase Agreement
INTERCONNECTION PROTECTION. D3 .1 Developer shall coordinate its protection scheme and protective relay settings with Utility, and the protective relay settings shall be subject to Utility approval. The protection system shall include the following items, all to be provided by Developer:
D3.1.1 Pilot wire differential relay, GEC AIsthom type MBCI or approved equal, operating over pilot wires. Pilot wire supervisory shall provide tripping of the 69 kV breakers from the Developer's switchyard relaying;
D3.1.2 Three phase and ground over-current relay, GEC AIsthom type KCGG 140 or approved equal;
D3.1.3 400:5 ampere current transformers for metering and multi-ratio current transformers for relaying shall be installed in the high voltage bushings of the 69kV transformer.
D3.1.4 DC Intertrip receive relays (2), operating over cable circuits and responding to trip signals from the switchyard relaying.
D3.1.5 Over/under voltage relay; and
D3.1.6 Over/under frequency relay. Utility' System Protection and D3Control Department shall approve the final design of Developer’s interconnection protection scheme for the Project and the transmission facilities connecting the Project to Utility’s SampleName Substation.
Appears in 1 contract
Samples: Power Purchase Agreement
