ABB REL 356

ABB REL 356 Current Differential Protection
2-15
Installation, Operation and Maintenance
Table 2-3. Monitoring Functions
Function Description Format Units
CHRX REL 356 channel receive status NORM/OPBR/DSBL/CHTB
CHTX REL 356 channel transmit status NORM/OPBR/DSBL
IA IA metered current magnitude XXX.X Amps
Ð IA IA metered current angle XXXX deg
VAG VAG metered voltage magnitude XXX.X volts
Ð VAG VAG metered voltage angle XXXX deg
IB IB metered current magnitude XXX.X Amp
Ð IB IB metered current angle XXXX deg
VBG VBG metered voltage magnitude XXX.X volts
Ð VBG VBG metered voltage angle XXXX deg
IC IC metered current magnitude XXX.X Amps
Ð IC IC metered current angle XXXX deg
VCG VCG metered voltage magnitude XXX.X volts
Ð VCG VCG metered voltage angle XXXX deg
3I0 3I0 metered current magnitude XXX.X volts
Ð 3I0 3I0 metered current angle XXXX deg
DATE Date (month, day) MM.DD
TIME Time (hours, minutes) HH.MM
SET Setting access status BOTH/LOC/REM
LOP Loss-of-potential indication YES/NO
LOI Loss-of-current indication YES/NO
OSB Out-of-step blocking indication YES/NO
MLDT Measured local delay time from Modem/CODEC XXX.X/FAIL msec
*XMTR Channel transit level XXXX dBm
*RCVR Channel receive level XXXX dBm
*SNR Channel signal-to-noise ratio XXXX dB
**FEPH Channel Error Value/SYER/CTER/IDER
NOTE: All angles are computed using VAG as the reference angle.
* 9600 bps audio tone option
** 56/64 kbps digital communication option
IT IT composite current magnitude XXX.X Amps