•
Normal micro-processor watchdog function.
•
Checking of digitized measuring signals.
•
Other alarms, for example hardware and time synchronization.
The self-supervision function status can be monitored from the local HMI or from
the Event Viewer in PCM600.
Under the Diagnostics menu in the local HMI, the actual information from the self-
supervision function can be reviewed. The information can be found under
Main
menu/Diagnostics/Internal events
or
Main menu/Diagnostics/IED status/
General
. The information from the self-supervision function is also available in the
Event Viewer in PCM600.
IEC15000414-2-en.vsdx
IEC15000414 V2 EN-US
Figure 290:
IED general status in local HM
The self supervision records internal signal changes in an internal event list. A
maximum of 40 internal events are stored in a first-in, first-out manner.
GUID-B481701F-05B4-4B29-83D4-18F13886FEBE V1 EN-US
Figure 291:
Self-supervision event list in local HMI
A self-supervision summary can be obtained by means of an output relay with
potential free alarm contact (INTERNAL FAIL) located on the power supply
1MRK 505 384-UEN A
Section 15
Security
Breaker protection REQ650 2.2 IEC
637
Technical manual
Summary of Contents for impreza 2017
Page 1: ...RELION 650 SERIES Breaker protection REQ650 Version 2 2 Technical manual...
Page 2: ......
Page 32: ...26...
Page 42: ...36...
Page 50: ...44...
Page 168: ...162...
Page 226: ...220...
Page 396: ...390...
Page 498: ...492...
Page 512: ...506...
Page 528: ...522...
Page 632: ...626...
Page 650: ...644...
Page 738: ...732...
Page 784: ...778...
Page 785: ...779...