4.3
Date Code 20170814
Instruction Manual
SEL-700G Relay
Protection and Logic Functions
Application Data
Report Settings (SET R Command).
Lists the settings for the sequential event
reports, event, generator autosynchronism, and load profile reports.
DNP Map Settings (SET DNP n Command, n = 1, 2, or 3).
Shows the DNP user
map register settings.
Modbus Map Settings (SET M Command).
Shows the Modbus user map
register settings.
When you calculate the protection element settings, proceed through the
subsections listed earlier. Skip those settings that do not apply to your specific
relay model or installation.
See Section 6: Settings for a list of all settings (SEL-700G Settings Sheets) and
the various methods of accessing them. All current and voltage settings in the
SEL-700G are in secondary (except nominal system and transformer winding
voltages).
NOTE:
The DeviceNet port
parameters can only be set at the rear
of the relay on the DeviceNet card
(see Figure G.1).
You can enter the settings by using the front-panel
SET RELAY
function (see
Section 8: Front-Panel Operations), the serial port (see Section 7:
Communications), or the Ethernet port (see Section 7: Communications).
Application Data
It is faster and easier for you to calculate the settings for the SEL-700G if you
collect the following information before you begin:
➤
Highest expected load current
➤
Generator/Transformer data (if applicable)
➤
Current transformer primary and secondary ratings and
connections
➤
System phase rotation and nominal frequency
➤
Voltage transformer ratios and connections, if used
➤
Type and location of resistance temperature devices (RTDs), if
used
➤
Expected fault current magnitudes for ground and three-phase
faults
Group Settings (SET Command)
ID Settings
All models of the SEL-700G have the identifier settings shown in Table 4.1.
Table 4.1
Identifier Settings
Setting Prompt
Setting Range
Setting Name := Factory Default
UNIT ID LINE 1
16 Characters
RID := SEL-700G
RID := SEL-700GT
RID := SEL-700GW
UNIT ID LINE 2
16 Characters
TID := GENERATOR RELAY
TID := INTERTIE RELAY
TID := WIND GEN RELAY
Summary of Contents for SEL-700G Series
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