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® WorleyParsons <br /> resources&energy <br /> through the turbine control system. <br /> 4.18.2 Automatic Generation Control <br /> Automatic Generation Control and Monitoring will be provided. The control will be by the <br /> plant DCS system via a CAISO Remote Intelligent Gateway (RIG) installed in the PDC or <br /> from NCPA dispatch load balancing. <br /> 4.18.3 Medium Voltage Breaker Control <br /> All medium voltage breakers and contactors when in the "in service" position will be <br /> controlled through the DCS. Local closing will only be allowed when the breaker or <br /> contactor is in the test position. Local opening will be allowed in either the "in service" or <br /> "test"position. <br /> Control schemes for all medium voltage switchgear and motor controllers will be submitted <br /> for Owner's review prior to release for manufacturing. <br /> 4.18.4 480V Control <br /> All 480V electrically operated switchgear breakers when in the "in service" position will <br /> be controlled through the DCS. Local closing will only be allowed when the breaker is in <br /> the test position. Local opening will be allowed in either the "connected" or "test" <br /> position. <br /> 480V starters that control process loads will be controlled from the control room through <br /> the DCS. Equipment such as HVAC, air compressors, small sump pumps, CEM, etc., will <br /> be locally controlled only, with no remote control. <br /> Non-reversing motor control from the DCS will be via a maintained start/stop contact. <br /> Reversing motor control from the DCS will be via open/close contacts. <br /> Control schemes for all low voltage switchgear and motor controllers will be submitted for <br /> Owner's review prior to release for manufacturing. <br /> 4.19 Communications and Security Systems <br /> The telephone system and security system will be provided as discussed in the following <br /> subsections. <br /> 4.19.1 Telephone Communication System <br /> The in plant telephone system will consist of a dedicated telephone exchange with an <br /> integrated voice mail system. The main switching termination and isolation equipment will <br /> be located in an administration building . <br /> Lodi Energy Center 3.4- 13 LEC AFC <br /> 071608 Rev.A <br />