5.11
Date Code 20170814
Instruction Manual
SEL-700G Relay
Metering and Monitoring
Metering
Peak demand metering values are stored to nonvolatile memory four times a
day and within one minute of the peak demand metering values being reset.
Demand metering is stored in volatile memory only and the data will be lost
when power to the relay is removed.
Table 5.6
Demand Values
Relay Option
Demand/Peak Demand Values
X-Side Demand/Peak
Demand Quantities
(model dependent)
➤
Demand/peak demand values of input currents IAX, IBX,
and ICX magnitudes (A primary)
➤
Demand/peak demand value of calculated current IGX
(IGX = 3I0 = IAX + IBX + ICX) magnitude (A primary)
➤
Demand/peak demand value of calculated negative-
sequence current (3I2X) magnitude (A primary)
Y-Side Demand/Peak
Demand Quantities
(model dependent)
➤
Demand/peak demand values of input currents IAY, IBY,
and ICY magnitudes (A primary)
➤
Demand/peak demand value of calculated current IGY
(IGY = 3I0 = IAY + IBY + ICY) magnitude (A primary)
➤
Demand/peak demand value of calculated negative-
sequence current (3I2Y) magnitude (A primary)
=>>
MET DE <Enter>
SEL-700GT Date: 02/24/2010 Time: 18:13:20.751
INTERTIE RELAY Time Source: Internal
IAX IBX ICX IGX 3I2X
DEMAND (A pri.) 3036.7 3023.3 3004.1 36.6 21.0
IAY IBY ICY IGY 3I2Y
DEMAND (A pri.) 3016.4 3026.5 3011.3 35.5 31.3
LAST RESET = 02/24/2010 17:20:51
=>>
Figure 5.12
Device Response to the MET DE Command
=>>
MET PE <Enter>
SEL-700GT Date: 02/24/2010 Time: 18:13:59.993
INTERTIE RELAY Time Source: Internal
IAX IBX ICX IGX 3I2X
PEAK DEMAND (A pri.) 3036.8 3023.3 3004.8 36.9 21.0
IAY IBY ICY IGY 3I2Y
PEAK DEMAND (A pri.) 3016.5 3026.9 3011.3 35.8 31.5
LAST RESET = 02/24/2010 17:20:51
=>>
Figure 5.13
Device Response to the MET PE Command
Содержание SEL-700G Series
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