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•'Generato 'circuit breaker OPEN Fault indications for: ' • Generator circuit breaker return signal fault • Generator circuit breaker closing fault • Generator circuit breaker opening fault Remote signals (Volt free contacts) • Generator circuit breaker CLOSED 1 NO The following reference and status signals must be provided by the switchgear supplier: Generator circuit breaker CLOSED 1 NO Generator circuit breaker OPEN 1 NO Generator circuit breaker READY TO CLOSE 1 NO Mains circuit breaker CLOSED 1 NO Mains circuit breaker OPEN 1 NO • Mains voltage 3 x 480/277 V or 3x 110V/v3—other measurement voltages available on request • Bus bar voltage 3 x 480/277 V or 3x 110V/v3—other measurement voltages available on request • Generator voltage 3 x 4.16 kV or 3x 110V/v3—other measurement voltages available on request Voltage transformers in star point with minimum 50VA, Class 1 The following volt free interface-signals will be provided by GE Jenbacher to be incorporated in switchgear. • CLOSING/OPENING command for generator circuit breaker (permanent contact) 1 NO + 1 NC • Signal for circuit breaker undervoltage trip 1 NO 1.11.02 OPC Interface of visualisation DIANE WIN via ETHERNET - OPTIO OPC data interface of GE JENBACHER visualization system DIANE WIN for the on-site process control via ETHERNET 100BASE-TX(IEEE 802.3u)and TCP/IP protocol. Software interface: Supported OPC specification: OPC DA 1.0 and 2.0 for analogue and digital information OPC AE 1.0 for digital information Type of access: Reading only Refresh rate of data: 1000 ms for measured values, setpoints and counters 100 ms for messages OPC is based on Microsoft Distributed Component Object Model (DCOM). Therefore all limitations of DCOM are valid for this interface! Data provided: 19.04.20112 TS JGS616 E22 4160V April 19 2011 Ameresco Forward LFG-WES 24132