GE C70 Instruction Manual

Also see for C70: Communications manual Communications guide Instruction manual Instruction manual Instruction manual

Contents

ii C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUALINDEXBreaker failuredescription ........................................................................................5-192determination ..................................................................................5-193FlexLogic operands .......................................................................5-135logic diagram .................................................................... 5-196, 5-197main path sequence ....................................................................5-193settings ................................................................................ 5-191, 5-194specifications ..................................................................................... 2-21Breaker flashoverFlexLogic operands .......................................................................5-135logic diagram ...................................................................................5-247settings ...............................................................................................5-242specifications ..................................................................................... 2-21Breaker restrikeFlexLogic operands .......................................................................5-135logic diagram ...................................................................................5-250settings ...............................................................................................5-248Breaker-and-a-half scheme ............................................................ 5-5Brightness ............................................................................................... 5-25CC37.94 communications ................................................................. 3-34Capacitor controlFlexLogic operands .......................................................................5-136logic diagram ...................................................................................5-232settings ...............................................................................................5-228specifications ..................................................................................... 2-17CE certification ..................................................................................... 2-33Certification ............................................................................................ 2-33Changes ......................................................................................................C-1Channelbanks .................................................................................... 5-112, 5-113CID files ..................................................................................................... 5-45Circuit monitoring applications ................................................5-238Cleaning ................................................................................................... 2-33Clearfiles and records .............................................................................10-12LEDs ......................................................................................................5-260relay records using settings ........................................................ 5-27security logs .......................................................................................... 7-8Clockactual values ......................................................................................... 6-6IRIG-B ..................................................................................................... 3-24PTP .......................................................................................................... 5-83set on front panel ............................................................................... 7-7settings ................................................................................................. 5-82time of day specifications ............................................................ 2-23CloseHTTP port ............................................................................................. 5-74IEC 60870-5-104 port .................................................................... 5-76Modbus port ....................................................................................... 5-37SNTP port ............................................................................................. 5-85TFTP port .............................................................................................. 5-75Web access ........................................................................................ 5-74Web access port .............................................................................. 5-74Comm status remaining connections ....................................... 6-8Command password ................................................................4-26, 5-9Commandscontrol user accounts .................................................................... 5-13menu .........................................................................................................7-1Communications10BASE-F .............................................................................................. 5-31connecting to the UR .......................................................... 3-41, 3-42DNP ......................................................................................................... 5-38HTTP ........................................................................................................ 5-74IEC 60870-5-10 ................................................................................. 5-77IEC 60870-5-104 ............................................................................... 5-75inter-relay specifications .............................................................. 2-30Modbus registers .............................................................................. 5-82Modbus settings ............................................................................... 5-36RS232 ......................................................................................... 3-22, 5-28RS485 ......................................................................................... 3-23, 5-28settings ...................................................................................... 5-31, 5-38specifications ......................................................................... 2-29, 2-30web server ........................................................................................... 5-74Compliance ............................................................................................. 2-33Conducted RFI specifications ....................................................... 2-32Contact inputsactual values .........................................................................................6-3explained ........................................................................................... 5-255FlexLogic operands ...................................................................... 5-142settings ............................................................................................... 5-254specifications ..................................................................................... 2-25thresholds ......................................................................................... 5-255wet and dry connections .............................................................. 3-19Contact outputsactual values .........................................................................................6-4explained ........................................................................................... 5-257FlexLogic operands ...................................................................... 5-142settings ............................................................................................... 5-257Control elements .............................................................................. 5-217Control powerdescription ........................................................................................... 3-10specifications ..................................................................................... 2-28Control pushbuttonsFlexLogic operands ...................................................................... 5-134logic diagram ..................................................................................... 5-95settings .................................................................................................. 5-94specifications ..................................................................................... 2-23Countersactual values .........................................................................................6-5settings ............................................................................................... 5-240CRC alarm ............................................................................................. 5-110Critical failure relay specifications ............................................ 2-27CSA certification ................................................................................... 2-33CT bank settings ............................................................................... 5-112CT inputs ........................................................................... 3-11, 5-6, 5-112CT wiring ................................................................................................... 3-12Current bank ....................................................................................... 5-112Current harmonics specifications ............................................. 2-24Current metering actual values .................................................. 6-13