5.6
SEL-700G Relay
Instruction Manual
Date Code 20170814
Metering and Monitoring
Metering
Energy Metering
The SEL-700G with the voltage option includes energy metering. Table 5.4
lists the energy quantities that are available in the Energy Meter report
generated by the MET E command.
Figure 5.4 shows the device response to the METER E command.
To reset energy meter values, issue the METER RE command as shown in
Figure 5.5.
The MET WE command from Access Level 2 allows you to preload data for
the Energy Meter Report. See Figure 5.6 for the device response to the MET
WE command.
Energy metering values are stored to nonvolatile memory four times a day and
within one minute of the energy metering values being reset.
=>>
MET E <Enter>
SEL-700G Date: 03/05/2010 Time: 10:56:59.234
GENERATOR RELAY Time Source: Internal
X Side Energy
Positive MWHX (MWh) 999998.500
Negative MWHX (MWh) 67543.037
Positive MVARHX (MVArh) 123454.765
Negative MVARHX (MVArh) 4523.386
LAST RESET = 03/04/2010 13:07:54
=>>
Figure 5.4
Device Response to the METER E Command
=>>
MET RE <Enter>
Reset Metering Quantities (Y,N)?
Y <Enter>
Reset Complete
=>>
Figure 5.5
Device Response to the METER RE Command
=>
>MET WE <Enter>
X Side 3-Phase Energy Data Preload
Positive real energy (0 - 999999.000) MWHPX = 123456.789 ? 123456.789
Negative real energy (0 - 999999.000) MWHNX = 123456.789 ? 123456.789
Positive reactive energy (0 - 999999.000) MVARHPX = 123456.789 ? 123456.789
Negative reactive energy (0 - 999999.000) MVARHNX = 0.000 ? 123456.789
Y Side 3-Phase Energy Data Preload
Positive real energy (0 - 999999.000) MWHPY = 12345.123 ? 123456.789
Negative real energy (0 - 999999.000) MWHNY = 123.123 ? 123456.789
Positive reactive energy (0 - 999999.000) MVARHPY = 0.345 ? 123456.789
Negative reactive energy (0 - 999999.000) MVARHNY = 123.000 ? 123456.789
Last Reset Date = 03/10/2010 ? 3/11/2010
Time = 08:10:10 ? 16:01:02
Save changes (Y,N)? Y <Enter>
New Energy Data Saved
=>>
Figure 5.6
Device Response to the METER WE Command
NOTE:
Energy values rollover after
999,999 MVAh and reset to 0.
Содержание SEL-700G Series
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