Protective Relaying. Main Step-up Transformer Protection: The primary protective device is a high speed transformer current differential relay with backup phase and high-set instantaneous overcurrent protection. The secondary protective device provides high speed current differential and neutral overcurrent protection. Both the primary and secondary relays, which are Developer's Attachment Facilities, are located in the 230 kV Control Building, which is a Connecting Transmission Owner's Attachment Facility, described in Section II(A), Item A8 of this Appendix A.
Appears in 2 contracts
Sources: Interconnection Agreement, Interconnection Agreement