Alstom MiCOM P846, Техническое руководство

Страница: 150 / 298

P846/EN MR/D Measurements and Recording
(MR) 8-6
MiCOM P846
MR
.2.1.7 Maintenance reports
ted by the self-monitoring circuitry, such as watchdog failure, field
f a self explanatory text string and a ‘Type’ and ‘Data’ cell, which are
Maintenance Report is generated, an event is also created. The event simply
1.2.1.8
etting within the relay are logged as an event. Two examples are shown in
hange Displayed Text in Event Record Displayed Value
1
Internal failures detec
voltage failure etc. are logged into a maintenance report. The maintenance report holds up
to 10 such ‘events’ and is accessed from the "Select Report" cell at the bottom of the "VIEW
RECORDS" column.
Each entry consists o
explained in the menu extract at the beginning of this section and in further detail in
Appendix 1.
Each time a
states that a report was generated, with a corresponding time stamp.
Setting changes
Changes to any s
the following table:
Type of Setting C
Control/Support Setting C & S Changed 0
Group # Change Group # Changed #
W
Control/Support settings are communications, measurement, CT/VT
1.2.2 Resetting of event/fault records
e event, fault or maintenance reports, this may be done from
1.2.3 rt software
PC they look slightly different than
9 GMT Open Line Detect ON
B4M0310J
000000000000111111000
B4M0310J
000000000001000000000
here # = 1 to 4
Note:
ratio settings etc, which are not duplicated within the four setting
groups. When any of these settings are changed, the event record is
created simultaneously. However, changes to protection or
disturbance recorder settings will only generate an event once the
settings have been confirmed at the ‘setting trap’.
If it is required to delete either th
within the "RECORD CONTROL" column.
Viewing event records via MiCOM S1 suppo
When the event records are extracted and viewed on a
when viewed on the LCD. The following shows an example of how various events appear
when displayed using MiCOM S1:
- Monday 03 January 2006 15:32:4
ALSTOM: MiCOM P846
Model Number: P846318
Address: 001 Column: 0F Row: 2B
Event Type: Setting Event
Event Value: 00000000000
- Monday 03 January 2006 15:32:52 GMT Fault Detected ON
ALSTOM: MiCOM P846
Model Number: P846318
Address: 001 Column: 0F Row: 2B
Event Type: Setting Event
Event Value: 00000000000