3-10 G30 Generator Protection System GE Multilin3.2 WIRING 3 HARDWARE3Figure 3–11: TYPICAL WIRING DIAGRAM, PTS ON THE TRANSFORMER LV-SIDE (T MODULE SHOWN FOR CPU)830763A2.CDR(Rear View)1PowerSupply9CPUMODULE ARRANGEMENTJU MX LW KV BHT DN GS P FRAC or DCDC( DC ONLY )G30 G ENERATOR M ANAGEMENT R ELAYRS-232DB-9(front)UR COMPUTER1TXD RXDRXD TXDSGND SGND1 8322076452225 PINCONNECTOR9 PINCONNECTOR2 23 34 45 56 67 78 89 9CONTACTS SHOWNWITH NOCONTROL POWER6Inputs/outputs8VT/CT8CTTCTC21 VOLTAGE SUPERVISIONVOLTAGE ANDCURRENT SUPERVISIONCONTACT INPUT H5aCONTACT INPUT H5cCONTACT INPUT H6aCONTACT INPUT H6cCOMMON H5bCONTACT INPUT H7aCONTACT INPUT H7cCONTACT INPUT H8aCONTACT INPUT H8cCOMMON H7bSURGEH6aH8aH5bH7bH8bH5aH7aH6cH8cH5cH7cDIGITAL INPUTS/OUTPUTS 6G H1aH2bH1cH1bH2cH2aH4aH4cH3bH3aH4bH3cH1H2H3H4IVIVIVIVCRITICALFAILURE48 V DCOUTPUTCONTROLPOWERHILOPOWER SUPPLY 1FILTERSURGEB3aB1bB8aB6bB8bB6aB3bB1aB2bB5bMODULES MUST BEGROUNDED IFTERMINAL ISPROVIDEDF1aF1bF1cF2aF2bF2cF3aF4aF5aF6aF7aF8aF3bF4bF5cF6cF7cF8cF3cF4cCURRENT INPUTS8A / 8B / 8F / 8GVOLTAGE INPUTSVAVBVCVXVAVBVCVXIAICIBIGIA5IC5IB5IG5IA1IC1IB1IG1F5aF6aF7aF5cF6cF7cVOLTAGE INPUTSVAVBVCVAVBVCM1aM1bM1cM2aM2bM2cM3aM4aM3bM4bM3cM4cCURRENT INPUTS8A / 8B / 8F / 8GIAICIBIGIA5IC5IB5IG5IA1IC1IB1IG1This diagram is based on the following order code:G30-T00-HCH-F8F-H6G-M8H-PXX-UXX-WXXThis diagram provides an example of how the deviceis wired, not specifically how to wire the device. Pleaserefer to the Instruction Manual for additional details onwiring based on various configurations.BACR52 BACALTERNATEOPEN DELTAVT CONNECTION (ABC)TYPICAL CONFIGURATIONTHE AC SIGNAL PATH IS CONFIGURAB:EPOSITIVE WATTSNOTE:This wiring diagram corresponds to theSingle Line Diagram shown earlier, when theprotection elements are assigned to thegenerator neutral CTs.No. 10AWGminimumGROUNDBUScom100BaseFXD1aD2aD4bD3aD4a IRIG-BInputCOM2RS485COM 2ALTERNATENORMALCPU TTx2Rx2Tx1Rx1BNCFibreOptic*Ground atRemoteDeviceShieldedtwisted pairsCo-axial100BaseFX100BaseFXTx3Rx3
