Protection Settings. Relay settings for all unit type protective schemes and for distance relay shall be submitted to KPLC prior to commissioning of the Olkaria III substation and Transmission Interconnector for approval. Settings shall also be provided for those relays and other equipment provided under this Section of the Contract which do not require an intimate knowledge of existing relay settings e.g. circuit breaker fail relays. Details calculations shall be provided supporting the recommended settings. The back Overcurrent and Earth Fault Relays shall be set using Normal Inverse Time-Current characteristics for IEC 60255 or BS 142. The Relay shall be set to ensure coordination with other relays existing at Olkaria II substation.
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Sources: Power Purchase Agreement (Ormat Technologies, Inc.), Power Purchase Agreement (Ormat Technologies, Inc.)