Sel 421 - Page 362

IN.6 Index
J–M
SEL-421 Relay Date Code 20090715
Object Models R.8.3
Reports
R.8.5
SCL files
R.8.5
Settings
R.8.12
Input Processing
A.3.2
Input/Output
communications card
U.2.17
See also Communications Card
INT1
U.2.12–U.2.17
INT2
U.2.12–U.2.17
INT4
U.2.12–U.2.17
INT5
U.2.12–U.2.17
INT6
U.2.12–U.2.17
INT7
U.2.12–U.2.17
INT8
U.2.12–U.2.17
interface board inputs
U.2.14
interface board installation
U.2.15–
U.2.17
interface board jumpers
U.2.22–
U.2.29
See also Jumpers
interface board outputs
U.2.14
jumpers
U.2.22
See also Jumpers
U.2.22
main board
U.2.10
Installation
U.2.30–U.2.48
dimensions
U.2.31
panel mounting
U.2.31
physical location
U.2.30
rack mounting
U.2.30
Instantaneous Metering
A.2.27–A.2.31
See also Meter
Instantaneous Overcurrent Elements
See Overcurrent Elements
Interface Boards INT1, INT2, INT4,
INT5, INT6, INT7, and INT8
U.2.12–
U.2.17
inputs
U.2.14
installation
U.2.15–U.2.17
outputs
U.2.14–U.2.17
Inverse Time-Overcurrent Elements
See Overcurrent Elements
IRIG-B
U.2.11, U.2.45, U.4.71, A.4.1
See also Time Synchronization
J
Jumpers U.2.18–U.2.29
interface boards
U.2.22–U.2.29
main board
U.2.18–U.2.22
circuit breaker jumper
U.2.18–
U.2.20
password jumper
U.2.18–U.2.20
serial port
U.2.21–U.2.22
L
Labels
See Front Panel, labels
Latch Bits
R.3.15
LCD, Front Panel U.5.3
autoscrolling mode
U.5.7
contrast
U.5.14
manual-scrolling mode
U.5.7
LEDs
front panel
U.5.36–U.5.43
labels
U.5.36, U.5.41
targets
U.5.36–??
LMD
See Distributed Port Switch
Load Encroachment
R.1.42–R.1.43
application example
A.1.65–A.1.66
Local Bits
U.5.24–U.5.27
See also Local Control
application example U.5.27
delete a local bit
U.5.27
enter a local bit
U.5.26
names
U.5.23, U.5.26
states
U.5.25
Local Control
U.5.22–U.5.28
See also Breaker Control
application examples U.4.56–U.4.62
graphic display
U.5.25
local bits
U.5.24–U.5.27
output testing
U.5.27–U.5.28
LOP
See Loss-of-Potential
Loss-of-Potential
U.1.3, R.1.23–R.1.26
application example
A.1.6–A.1.7,
A.1.24, A.1.57, A.1.91–A.1.92
logic diagram
R.1.26
logic flow chart
R.1.24
Low-Level Test Interface
U.6.6–U.6.7
Lugs, Crimp U.2.36
M
Maintenance Curve
See Circuit Breaker‚ maintenance
curve
Maintenance Data
See also Circuit Breaker, contact
wear monitor
load circuit breaker
A.2.4
Maintenance Testing
U.6.2–U.6.3
See also Testing
Manual Trip
See Trip Logic
Maximum/Minimum Metering
A.2.31–
A.2.33
See also Meter
accuracy
A.2.32
reset
A.2.32
Menus
See Front-Panel Menus;
ACSELERATOR QuickSet Software
Meter
U.1.3, A.2.26–A.2.39
See also METER command
accuracy
A.2.30, A.2.32, A.2.38
current
A.2.28
dc battery monitor
A.2.25
demand
A.2.33–A.2.37
rolling
A.2.34–A.2.35
thermal
A.2.34
energy
A.2.37–A.2.38
error coefficients
A.2.30
frequency
A.2.28
fundamental
A.2.27
instantaneous
A.2.27–A.2.31
maximum/minimum
A.2.31–A.2.33
power
A.2.28
rms
A.2.27
synchrophasors
R.7.24, R.9.31
view metering
U.4.33–U.4.41
application example
ACSELERATOR QuickSet
software
U.4.37–U.4.40
front panel
U.4.40–U.4.41
terminal
U.4.33–U.4.37
voltage
A.2.28
METER Command
R.9.28–R.9.34
See also Meter
automation math variables
R.9.29
M
IRRORED BITS analog values
R.9.29
Phasor Measurement and Control
Unit
R.7.24, R.9.31
protection Math variables
R.9.32
RTD temperature
R.5.24, R.9.33
synchronism check
R.9.33
METER.TXT
R.4.9
Metering
See Meter
Mho Ground Distance Elements
R.1.49–
R.1.53
application example
A.1.7–A.1.8,
A.1.25–A.1.26, A.1.62
high-speed elements
R.1.49
logic diagrams
R.1.51–R.1.53
zero-sequence compensation
R.1.49
Mho Phase Distance Elements
R.1.58–
R.1.61
application example
A.1.7, A.1.25,
A.1.58–A.1.62, A.1.92
high-speed elements
R.1.58
logic diagrams
R.1.59–R.1.61
Courtesy of NationalSwitchgear.com