Schweitzer Engineering Laboratories SEL-387E - SECTION 9: ANALYZING EVENTS

Date Code 20080110 Analyzing Events i
SEL-387E Instruction Manual
TABLE OF CONTENTS
SECTION 9: ANALYZING EVENTS....................................................9-1
Introduction...................................................................................................................................9-1
Standard 15-, 29-, or 60-Cycle Event Reports..............................................................................9-1
Event Report Length (Settings LER and PRE).....................................................................9-1
Standard Event Report Triggering........................................................................................9-2
Relay Word Bits TRIP1–TRIP4, CLS1–CLS3.............................................................9-2
Programmable SEL OGIC Control Equation Setting ER................................................9-2
PULSE and TRIGGER Commands ..............................................................................9-3
Standard Event Report Summary .........................................................................................9-3
Event Type ....................................................................................................................9-4
Targets...........................................................................................................................9-4
Winding Currents..........................................................................................................9-5
Voltages ........................................................................................................................9-5
Retrieving Full-Length Standard Event Reports ..................................................................9-5
Event (Winding Event Report) .....................................................................................9-5
Event D (Digital Event Report) ....................................................................................9-8
Event DIF (Differential Event Report) .......................................................................9-13
Event R (Raw Winding Event Report) .......................................................................9-17
Compressed ASCII Event Reports .....................................................................................9-20
Extracting RMS Phasor Data from Filtered Event Reports................................................9-20
Sequential Events Recorder (SER) Event Report.......................................................................9-23
SER Event Report Row Triggering and ALIAS Settings...................................................9-23
Making SER Event Report Trigger Settings.......................................................................9-24
Retrieving SER Event Report Rows...................................................................................9-24
Clearing SER Event Report Buffer.....................................................................................9-26
Note: Clear the SER Buffer With Care .................................................................9-26
TABLES
Table 9.1: Event Types .............................................................................................................................9-4
Table 9.2: Winding Event Report Current Columns ................................................................................9-7
Table 9.3: Winding Event Report Output and Input Columns .................................................................9-7
Table 9.4: Digital Event Report Column Description ............................................................................9-10
Table 9.5: Differential Event Report Current Columns .........................................................................9-15
Table 9.6: Differential Event Report Element Columns ........................................................................9-15
Table 9.7: Raw Winding Event Report Current Columns......................................................................9-19
Table 9.8: Raw Winding Event Report Outputs and Inputs ...................................................................9-19
FIGURES
Figure 9.1: Example Event Summary.......................................................................................................9-3
Figure 9.2: Example Winding Event Report ............................................................................................9-6