IN.2 Index
D–F
SEL-751 Relay Instruction Manual Date Code 20170927
EIA-485 ports, 4.192, 7.1
establishing communications
procedure
, 1.10, 7.2
Ethernet
, 2.4, 7.3
exception responses
, E.3
factory-default settings, 1.10, 7.2
fiber-optic port
, 7.1
front panel
, 4.188
hardware flow control, 7.2
IEC 60870
, 6.4–6.5, 7.12
IEC 61850
, F.1–F.5 2
MIRRORED BITS, J.1–J.6
Modbus protocol
, E.1
parallel redundancy protocol (PRP)
,
7.3, 7.5
port power, rear
, 7.8
rear panel
, 4.191
SEL ASCII protocol, 7.16, C.1
SEL protocols
, 7.11, C.1
set relay, 6.4
SNTP protocol
, 7.14
Synchrophasors (C37.118 protocol)
,
I.1–I.19
Communications Cables and
Connections
, 7.9
DeviceNet
, H.1
EIA-232, 1.10, 7.9
EIA-485
, 7.8
PC-to-relay cable pinout
, 7.9
Communications Ports
See Communication
Compressed ASCII
, 10.2, C.1
Configurable Label Kit
, 1.7, 8.14
Configuration
AI/AO card
, 2.17
part number, 2.17, 3.7
Contact Outputs
, 2.26, 4.168
control equations
, 4.168
de-energized position
, 2.27
factory defaults
, 4.168
fail-safe
operation
, 2.26
settings
, 4.168
nonfail-safe operation
, 2.27
output
, 4.165
Contactor/Circuit Breaker Auxiliary
Contact
control equation 52A
, 4.130
Core-balance CT
connecting to Channel IN
, 2.37
meter values, 5.3
neutral overcurrent element
, 4.15
placement
, 1.9, 2.31
CSUMMARY Command
, 10.2
CT Ratio
setting example
, 4.4
Current Imbalance
percent imbalance equations
, 5.3
Current unbalance
functional test
, 11.8
meter
, 5.3
percent unbalance equations
, 5.3
Currents
See also Core-balance CT
average current
, 5.3
connections
ground/neutral
, 1.9, 2.31
phase
, 1.9, 2.31
D
DNP3 Protocol, D.1–D.23
analog inputs
, D.23
analog inputs, default
, D.21
binary inputs, D.22
binary inputs, default
, D.21
binary outputs, D.22
data map
, D.19
device profile
, D.19
DNP3 LAN/WAN, D.5
DNP3 qualifier codes, ranges
, D.3
DNP3 Settings
, D.10
event data, D.8
object list
, D.14
DC Battery Monitor
See Station DC Battery Monitor
, 5.15
Debounce
ac mode
, 4.185
dc mode, 4.185
DeviceNet
, H.1–H.3
See also Communications
Dimensions
mechanical
, 2.2
panel cut
, 2.2
Direct Trip
, 4.130
contact input
, 4.130
Disconnect Switch Symbol Settings and
Status Logic
, 9.2
Display
front panel
, 8.3
HMI (SEL-5030)
, 3.13
LCD, 4.193
touchscreen
, 8.18
Display Points
, 4.195
name, alias, set string, and clear
string
, 4.195–4.201
rotating display
, 4.201
E
Earthing
See Grounding
Ethernet Port(s)
, 2.4, 7.3
Settings
, 4.189
Event
data capture time
, 4.207
ER control equation
length
, 4.207
nonvolatile
, 10.1
TR initiate
, 10.3
trigger, 10.3
Event History
, 10.7
See also Event
HIS command
, 7.37, 10.8
retrieving history
, 10.8
application example, 10.8
Event Report
, 10.2
*, largest current
, 10.12
See also Event
>, trigger row
, 10.12
clearing the buffer
, 10.8
column definitions
, 10.9–10.12
digital section, 10.10
EVE command
, 7.32
filtered
, 10.9
phasor calculation, 10.17
retrieving event data
, 10.9
application example
, 10.12–10.17
summary section
, 10.3–10.7
trigger
, 10.3
trigger settings, 4.207
unfiltered
, 10.9
Event Summary
, 10.3–10.7
See also Event
contents
, 10.3
event type, 10.4
SUMMARY command
, 7.53
F
Factory Assistance, 11.17
Factory Default
LEDs
, 8.13
passwords
, 7.44
tripping logic, 4.129
Fail-Safe
, 2.26, 4.168
See also Contact Outputs
TRIP output
, 4.169
Fast Binary Messages
, C.2
See also Fast Operate; Fast Meter;
Fast SER
Fast Meter, C.2
See SEL Binary Protocols
Fast Operate
See SEL Binary Protocols
Fast SER
, C.2
Fault Locator
, 10.6
Firmware
upgrade instructions
, B.1–B.8
versions
, A.1
Frequency
See also Meter
event report
, 10.3
meter
, 5.3
tracking
, 1.15
Frequency Elements
fast rate-of-change (81RF for Aurora
mitigation)
, 4.126
logic diagram
, 4.124
overfrequency
, 4.123
rate-of-change, 4.124
underfrequency
, 4.123
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