6–24 745 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
TARGET AND FLASH MESSAGES CHAPTER 6: ACTUAL VALUES
The recorded event displayed for logic inputs and virtual inputs will show the programmed
name of the input/output. An active target display may also be generated as a result of a
self-test error. When this occurs, the self-test error target message will be displayed Refer
to Self-test Errors on page 6–25 for a list of self-test error messages.
As well, there is an additional message that may appear as a target message. It looks like
this:
This message will be placed in the target message queue whenever
S1 745 SETUP
INSTALLATION
745 SETPOINTS is set to “Not Programmed”. This serves as a warning that
the relay has not been programmed for the installation and is therefore not in the in-
service state.
Table 6–3: Target message causes
Percent Differentl Inst Differential W1 Phase Time OC
W2 Phase Time OC W3 Phase Time OC W1 Phase Inst OC 1
W2 Phase Inst OC 1 W3 Phase Inst OC 1 W1 Phase Inst OC 2
W2 Phase Inst OC 2 W3 Phase Inst OC 2 W1 Ntrl Time OC
W2 Ntrl Time OC W3 Ntrl Time OC W1 Ntrl Inst OC 1
W2 Ntrl Inst OC 1 W3 Ntrl Inst OC 1 W1 Ntrl Inst OC 2
W2 Ntrl Inst OC 2 W3 Ntrl Inst OC 2 W1 Gnd Time OC
W2 Gnd Time OC W3 Gnd Time OC W1 Gnd Inst OC 1
W2 Gnd Inst OC 1 W3 Gnd Inst OC 1 W1 Gnd Inst OC 2
W2 Gnd Inst OC 2 W3 Gnd Inst OC 2 W1 Rest Gnd Fault
W2 Rest Gnd Fault W3 Rest Gnd Fault W1 Neg Seq Time OC
W2 Neg Seq Time OC W3 Neg Seq Time OC W1 Neg Seq Inst OC
W2 Neg Seq Inst OC W3 Neg Seq Inst OC Underfrequency 1
Underfrequency 2 Freq Decay Rate 1 Freq Decay Rate 2
Freq Decay Rate 3 Freq Decay Rate 4 Overfrequency
5th Harmonic Level Volts-per-hertz 1 Volts-per-hertz 2
W1 THD Level W2 THD Level W3 THD Level
W1 Harmonic Derating W2 Harmonic Derating W3 Harmonic Derating
Analog Level 1 Analog Level 2 W1 Current Demand
W2 Current Demand W3 Current Demand Xformer Overload
Logic Input 1 (to 16) Virtual Input 1 (to 16)
SETPOINTS HAVE NOT
BEEN PROGRAMMED!
To Next Page
Loading...
