ABB REL 356 Instruction Booklet page 38

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