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Power Automation and Protection Division
FUNCTION
DESCRIPTION
CHRX
.
.
.
. REL 352 channel receive status ARM/CHTB
CHTX.
.
.
.
. REL 352 channel transmit status KEY
IA .
.
.
.
.
. I
A
∠
IA
.
.
.
.
. I
A
VAG .
.
.
.
. V
AG
∠
VAG
.
.
.
. V
AG
IB .
.
.
.
.
. I
B
∠
IB
.
.
.
.
. I
B
VBG .
.
.
.
. V
BG
∠
VBG
.
.
.
. V
BG
IC .
.
.
.
.
. I
C
∠
IC
.
.
.
.
. I
C
VCG .
.
.
.
. V
CG
∠
VCG
.
.
.
. V
CG
3I0
.
.
.
.
. 3I0 metered Current Magnitude .
∠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
NOTE:
REL 352 Version 1.00
TABLE 4-5. MONITORING FUNCTIONS
metered current magnitude .
metered current angle .
metered voltage magnitude .
metered voltage angle
metered current magnitude .
metered current angle .
metered voltage magnitude .
metered voltage angle
metered current magnitude.
metered current angle .
metered voltage magnitude .
metered voltage angle
.
.
.
.
All angles are computed using V
FORMAT
.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
XXX.X
.
.
.
.
.
.
.
.
XXXX.
.
.
.
.
.
.
.
.
MM/DD
.
.
.
.
.
.
.
.
HH/MM . .
.
.
.
.
.
.
.
.
BOTH/LOC/REM
.
.
.
.
.
.
.
.
YES/NO
.
.
.
.
.
.
.
.
YES/NO
.
.
.
.
.
.
.
YES/NO
as the reference angle.
AG
I.L. 40-201.9
UNITS
.
.
. Amps
.
.
. deg
.
.
. Volts
.
.
. deg
.
.
. Amp
.
.
. deg
.
.
. Volts
4
.
.
. deg
.
.
. Amps
.
.
. deg
.
.
. Volts
.
.
. deg
.
.
. Amps
.
.
. deg
.
.
4-17
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