Displays five instances of CCS with four settings per instance. There are settings for
operation, base current setting, blocking of function, and minimum threshold for
current differential.
9.3.8.3
Fuse failure supervision (RFUF)
Settings/Setting Group N/Secondary system supervision/FuseFailure(RFUF)
Displays six instances of FS with 17 settings per instance. There are parameters for
operation, various thresholds and base values.
9.3.9
Control
9.3.9.1
Overview
Under Control in the Setting group N menu settings for Synchrocheck, are available.
Up to five instances of settings are available meaning that the settings for up to five
different apparatuses can be made here. The synchrocheck settings include the
selection of busses or lines and the configuration parameters for circuit breakers.
9.3.9.2
Synchrocheck and energizing check (RSYN, 25)
Settings/Setting Group N/Control/SynchroCheck(RSYN)
Displays five instances of the synchrocheck function (SYN) with 29 settings per
instance. There are settings for operation, voltage differences and limits, time delays
etc.
9.3.10
Logic
9.3.10.1
Overview
Under Logic there are settings for Trip logic, Trip matrix, Event counter, Logic gate,
Logic SR memory and Logic timer set. Under each of these function categories there
are a number of instances of each parameter set.
9.3.10.2
Tripping logic (PTRC, 94)
Settings/Setting Group N/Logic/TripLogic(PTRC)
Displays five instances of the trip logic function (TRP) with five settable parameters
per instance. The settable parameters include operation, tripping order, trip lockout
and minimum duration of trip output signal.
9.3.10.3
Trip matrix logic (GGIO, 94)
Settings/Setting group N/TripLogic(GGIO)
Section 9
Read and change settings
RET 670
Operator's manual
1MRK504049-UEN rev. D
51
