Hitachi RER670 Commissioning Manual page 10

Table of contents
10.5.1.1
10.5.1.2
10.5.2 Two-step directional phase overcurrent protection D2PTOC ......................................... 100
10.5.2.1
10.5.2.2
10.5.2.3
10.5.3 Instantaneous residual overcurrent protection EFRWPIOC............................................102
10.5.3.1
10.5.3.2
10.5.4 Two step residual overcurrent protection EF2PTOC.......................................................102
10.5.4.1
10.5.4.2
10.5.4.3
10.5.4.4
10.5.5 Sensitive directional residual overcurrent and power protection SDEPSDE ..................103
10.5.5.1
10.5.5.2
10.5.6 Thermal overload protection, one time constant, Celsius LPTTR................................... 108
10.5.6.1
10.5.6.2
10.5.7 Breaker failure protection CCRWRBRF ......................................................................... 109
10.5.7.1
10.5.7.2
10.5.7.3
10.5.7.4
10.5.7.5
10.5.7.6
10.5.7.7
10.5.7.8
10.5.7.9
10.5.8 Overcurrent protection with binary release BRPTOC...................................................... 111
10.5.8.1
10.5.8.2
10.5.8.3
10.5.9 Tank overcurrent protection TPPIOC...............................................................................113
10.5.9.1
10.5.9.2
10.5.9.3
10.6 Voltage protection..............................................................................................................113
10.6.1 Two step undervoltage protection U2RWPTUV.............................................................. 113
10.6.1.1
10.6.1.2
10.6.2 Two step overvoltage protection O2RWPTOV................................................................ 114
10.6.2.1
10.6.2.2
10.6.3 Two step residual overvoltage protection ROV2PTOV ...................................................115
4
Measuring the operate limit of set values...................................................................100
Completing the test.................................................................................................... 100
Function revision history............................................................................................ 101
Verifying the settings.................................................................................................. 101
Completing the test.................................................................................................... 102
Measuring the operate limit of set values...................................................................102
Completing the test.................................................................................................... 102
Function revision history............................................................................................ 102
Directional Stage .......................................................................................................103
Two step non-directional earth fault protection ......................................................... 103
Completing the test.................................................................................................... 103
Measuring the operate and time limit for set values...................................................103
Completing the test.................................................................................................... 108
Measuring the operate and time limit of set values....................................................108
Completing the test.................................................................................................... 109
Function revision history............................................................................................ 109
Checking the phase current operate value, IP> ........................................................ 109
Checking the re-trip and back-up times..................................................................... 109
Verifying the re-trip mode........................................................................................... 109
Verifying the back-up trip ...........................................................................................110
Verifying instantaneous back-up trip at CB faulty condition....................................... 110
Verifying the case FunctionMode = Contact............................................................... 111
Verifying the function mode Current/Contact.............................................................. 111
Completing the test.....................................................................................................111
Function revision history.............................................................................................112
Measuring the operate limit of set values...................................................................112
Completing the test.................................................................................................... 112
Function revision history.............................................................................................113
Verifying the signals and settings............................................................................... 113
Completing the test.................................................................................................... 113
Verifying the settings.................................................................................................. 113
Completing the test.................................................................................................... 114
Verifying the settings.................................................................................................. 114
Completing the test.................................................................................................... 115
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1MRK 506 377-UEN Rev. L
Railway application RER670
Commissioning manual