Sel 411L - Figure 9.20 Response to the MET DIF Command

P.9.38
SEL-411L Relay Protection Manual Date Code 20151029
Monitoring and Metering
Metering
Figure 9.20 Response to the MET DIF Command
MET DIF <Enter>
Relay 1 Date: 11/23/2011 Time: 12:16:23.763
Station A Serial Number: 0000000000
87L Communication: Master
87L Function: Available
Stub Bus: Disabled
Local Terminal
IA IB IC I1 3I2 3I0
MAG (pu) 1.387 0.989 0.990 1.122 0.399 0.396
ANG (DEG) -0.13 -119.96 120.13 0.00 -0.87 -0.47
THROUGH (pu) 1.389 1.001 1.001 0.398 0.398
Remote Terminal 1
IA IB IC I1 3I2 3I0
MAG (pu) 1.195 0.994 0.995 1.061 0.202 0.199
MET DIF <Enter>
Relay 1 Date: 01/19/2000 Time: 08:53:07.733
Station A Serial Number: 2010290917
87L Communication: [Master,Slave,Lost]
a
87L Function: [Available, Not Available]
b
Stub Bus: [Enabled, Disabled]
c
Local Terminal
IA IB IC I1 3I2 3I0
MAG (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx
THROUGH (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
CC MAG (pu) xx.xxx xx.xxx xx.xxx
d
CC ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx
d
Remote Terminal 1
e,f
IA IB IC I1 3I2 3I0
MAG (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx
THROUGH (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
Remote Termina2 1
e,g
IA IB IC I1 3I2 3I0
MAG (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx
THROUGH (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
Remote Terminal 3
e,h
IA IB IC I1 3I2 3I0
MAG (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx
THROUGH (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
Differential
i
IA IB IC 3I2 3I0
MAG (pu) xx.xxx xx.xxx xx.xxx xx.xxx xx.xxx
ANG (DEG) ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx ±xxx.xx
Alpha Plane
i
87LA 87LB 87LC 87LQ 87LG
k x.xxx*
j
x.xxx*
k
x.xxx*
l
x.xxx*
m
x.xxx*
n
alpha (DEG) ±xxx.xx*
j
±xxx.xx*
k
±xxx.xx*
l
±xxx.xx*
m
±xxx.xx*
n
=>>
a
"Master" if 87MTR bit is asserted; "Slave" if 87SLV bit is asserted; "Lost" if neither 87MTR
nor 87SLV is asserted.
b
"Available" if 87LST bit is not asserted; "Not Available" if 87LST bit is asserted.
c
"Enabled" if ESTUB is asserted; else "Disabled".
d
Data shown in E87LCC = Y.
e
Currents and angles shown if 87CHpOK is asserted; otherwise a series of dashes ("------").
f
Data for Terminal 1 shown if 87CH1RQ is asserted or if 87TESTT = S (no "Channel Status").
g
Data for Terminal 2 shown if 87CH2RQ is asserted.
h
Data for Terminal 3 shown if 87CH3RQ is asserted.
i
Data shown if 87MT is asserted.
j
Display asterisk (*) only if 87IADM < 0.5 • 87LPP.
k
Display asterisk (*) only if 87IBDM < 0.5 • 87LPP.
l
Display asterisk (*) only if 87ICDM < 0.5 • 87LPP.
m
Display asterisk (*) only if 87IQDM < 0.5 • 87LQP.
n
Display asterisk (*) only if 87IGDM < 0.5 • 87LGP.
NOTE: The asterisk (*) in the Alpha
Plane section of the MET DIF command
response, indicates that the value has
been forced to the ideal blocking point
because the differential value is less
than half of the pickup setting.