Schweitzer Engineering SEL-351P, Quick Start Manual

Page: 586 / 674

Date Code 990215 Testing and Troubleshooting i
SEL-351P Manual Técnico
TABLE OF CONTENTS
SECTION 13: TESTING AND TROUBLESHOOTING...........................13-1
Introduction.................................................................................................................................13-1
Testing Philosophy .....................................................................................................................13-1
Acceptance Testing.............................................................................................................13-1
Commissioning Testing ......................................................................................................13-1
Maintenance Testing...........................................................................................................13-2
Testing Methods and Tools ........................................................................................................13-3
Test Features Provided by the SEL-351P ...........................................................................13-3
Test Methods.......................................................................................................................13-3
Testing Via Front-Panel Indicators .............................................................................13-4
Testing Via Output Contacts.......................................................................................13-4
Testing Via Sequential Events Recorder ....................................................................13-4
SEL-351P Self-Tests...................................................................................................................13-5
SEL-351P Troubleshooting ........................................................................................................13-8
Inspection Procedure...........................................................................................................13-8
Troubleshooting Procedure.................................................................................................13-8
All Front-Panel LEDs Dark ........................................................................................13-8
Cannot See Characters on LCD Screen ......................................................................13-8
SEL-351P Does Not Respond to Commands From Device Connected to Serial
Port ......................................................................................................................13-8
SEL-351P Does Not Respond to Faults ......................................................................13-9
Calibration ..................................................................................................................................13-9
Factory Assistance ......................................................................................................................13-9
TABLES
Table 13.1: SEL-351P Recloser Control Self-Tests ...............................................................................13-5