Check Meters Developer, at its option and expense, may install and operate, on its premises and on its side of the Point of Interconnection, one or more check meters to check Connecting Transmission Owner’s meters. Such check meters shall be for check purposes only and shall not be used for the measurement of power flows for purposes of this Agreement, except as provided in Article 7.4 below. The check meters shall be subject at all reasonable times to inspection and examination by Connecting Transmission Owner or its designee. The installation, operation and maintenance thereof shall be performed entirely by Developer in accordance with Good Utility Practice.
Revenue Metering The Connecting Transmission Owner’s revenue metering will be located on the generator side of the 115kV breaker at the ▇▇▇▇▇ Solar Collector Substation and will consist of: • three (3) combination current/voltage transformer (“CT/VT”) units (manufacturer and model ABB/▇▇▇▇▇▇▇ KXM-550, GE Grid Solutions KOTEF ▇▇▇.▇▇, or other equivalent specified by Connecting Transmission Owner); and • one (1) revenue meter. The ratios of the CTs and VTs will be provided by Connecting Transmission Owner upon its review of the Interconnection Customer’s design documents. (Note: Connecting Transmission Owner’s revenue metering CTs and VTs cannot be used to feed the Interconnection Customer’s check meter.) SERVICE AGREEMENT NO. 2556
Usage Measurement Usage measurement for calls shall begin when answer supervision or equivalent Signaling System 7 (SS7) message is received from the terminating office and shall end at the time of call disconnect by the calling or called subscriber, whichever occurs first.