
Multi-Function Control ETMFC610
http://www.entecene.co.kr
102
EN
HANCED
TEC
HNOLOGY
Loop control with F1 Fault
Figure 7-8. Loop Control with F1 Fault
Step1 : At F1 location, when Permanent Fault occurs, RC1 conducts reclosing cycle.
AS1 counts
“SEC Operate Cnt”
when Dead line Voltage after sensing a Fault.
When RC1 trips three times, it reaches
“SEC Operate Cnt”
set value (3). Then F1
location is disconnected after
“SEC Oper’ TD”
Timer is finished.
AS2, AS3 is not operated because they did not sense the fault.
Step2 : AS1 is opened and RC1 is closed after Reclosing 3 times.
RC1 is closed after AS1 disconnect F1 location, and keep the rest of line normal.
Step3 : After removing the Fault, manually (local or remote) close AS1 and recover Live line.
Содержание ETMFC610
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