5.5
Date Code 20170814
Instruction Manual
SEL-700G Relay
Metering and Monitoring
Metering
Thermal Metering
The thermal metering function reports the RTD meter values (see Table 5.2 for
details) and also reports the state of connected RTDs, if any have failed (see
Table 5.3 for details). The report also displays % generator thermal capacity
used and % RTD-based thermal capacity used quantities for selected models
with thermal model element.
Figure 5.3 provides an example of the METER T command report.
Table 5.2
Thermal Meter Values
Relay Option
Thermal Values
With External SEL-2600 RTD Module
or
Internal RTD Option
All RTD Temperatures
Models With Thermal Model Element
Enabled
% Generator Thermal Capacity Used
% RTD-based Thermal Capacity Used
Table 5.3
RTD Input Status Messages
Message
Status
Open
RTD leads open
Short
RTD leads shorted
Comm Fail
Fiber-optic communications to SEL-2600 RTD Module have failed
Stat Fail
SEL-2600 RTD Module self-test status failure
=>
MET T <Enter>
SEL-700G Date: 02/24/2010 Time: 15:09:23.117
GENERATOR RELAY Time Source: Internal
Max Winding RTD 96 C
Max Bearing RTD 72 C
Ambient RTD 35 C
Max Other RTD 168 C
RTD1 WDG 91 C
RTD2 WDG 94 C
RTD3 WDG 96 C
RTD4 BRG 24 C
RTD5 BRG 48 C
RTD6 BRG 72 C
RTD7 AMB 35 C
RTD8 OTH 1 120 C
RTD9 OTH 2 144 C
RTD10 OTH 3 168 C
Generator TCU (%) 76.2
RTD TCU (%) 72
=>>
Figure 5.3
MET T Report for SEL-700G0 Model
Summary of Contents for SEL-700G Series
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