Areva MiCOM C232 - 7.1.3 Function Parameters; 7.1.3.1 Global

7 Settings
(continued)
C232-302-401/402/403/404-603 / C232/EN M/A23 7-29
7.1.3 Function Parameters
7.1.3.1 Global
PC link
PC: Command blocking
003 182
Fig. 3-6
When command blocking is activated, commands are rejected at the PC
interface.
PC: Sig./meas.val.block.
003 086
Fig. 3-6
When signal and measured value blocking is activated, no signals or
measured data are transmitted through the PC interface.
"Logical" communication
interface 1
COMM1: Command block. USER
003 172
Fig. 3-7
When command blocking is activated, commands are rejected at the
communication interface.
COMM1: Sig./meas.block.USER
003 076
Fig. 3-8, 3-9,
3-10
When signal and measured value blocking is activated, no signals or
measured data are transmitted through the communication interface.
"Logical" communication
interface 2
COMM2: Command block. USER
103 172
Fig. 3-14
When command blocking is activated, commands are rejected at the
communication interface.
COMM2: Sig./meas.block.USER
103 076
Fig. 3-14
When signal and measured value blocking is activated, no signals or
measured data are transmitted through the communication interface.
Binary outputs
OUTP: Outp.rel.block USER
021 014
Fig. 3-22
When this blocking is activated, all output relays are blocked.
Main functions
MAIN: Device on-line
003 030
Fig. 3-37
Switching the device off-line or on-line. Parameters marked ‘off’ in the
Address List can only be changed when the device is off-line.
MAIN: Test mode USER
003 012
Fig. 3-61
When the test mode is activated, signals or measured data for PC and
communication interfaces are labeled ‘test mode’.
MAIN: Nominal frequ. fnom
010 030
Setting for the nominal frequency of the protected system.
MAIN: Rotary field
010 049
Fig. 3-88
Setting for the rotary field direction, either clockwise or anti-clockwise.
MAIN: Inom C.T. prim.
010 001
Fig. 3-34,
3-68
Setting for the primary nominal current of the main current transformers for
measurement of phase currents.
MAIN: Vnom V.T. prim.
010 002
Fig. 3-34
Setting for the primary nominal voltage of the system transformer for
measurement of phase-to-ground and phase-to-phase voltages.