Date Code 931227
Table of Contents
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SEL-221F, -1 Instruction Manual
MAINTENANCE & TESTING
TABLE OF CONTENTS
Test Procedures ............................................................................................................................... 7-1
Initial Checkout................................................................................................................................ 7-3
Full Functional Test ......................................................................................................................... 7-12
Setting Test...................................................................................................................................... 7-12
Meter Test ....................................................................................................................................... 7-14
Mho Element Testing ....................................................................................................................... 7-15
Directional Element Tests................................................................................................................. 7-28
Residual Overcurrent Element Tests ................................................................................................. 7-30
Residual Time-Overcurrent Element Timing Tests ............................................................................ 7-30
Phase Overcurrent Element Tests ..................................................................................................... 7-31
Loss-Of-Potential Test ..................................................................................................................... 7-32
Z2DG and Z3DG Timer Tests.......................................................................................................... 7-33
Z2DP Timer Test............................................................................................................................. 7-34
Remote-End-Just-Opened Tests ........................................................................................................ 7-35
Switch-Onto-Fault Tests .................................................................................................................. 7-36
Recloser Test ................................................................................................................................... 7-37
Synchronizing and Polarizing Voltage Element Tests ........................................................................ 7-38
Voltage Checking Logic Tests .......................................................................................................... 7-38
Synchronism Checking Logic Tests .................................................................................................. 7-39
Input Circuits Test ........................................................................................................................... 7-40
Serial Ports Test .............................................................................................................................. 7-41
IRIG-B Time Code Input Test .......................................................................................................... 7-41
Power Supply Voltages Test............................................................................................................. 7-42
Calibration....................................................................................................................................... 7-42
Troubleshooting ............................................................................................................................... 7-43
Firmware Upgrade Instructions ........................................................................................................ 7-46
Program to Compute Test Set Settings for Testing Distance Relays .................................................. 7-48
Summary of Contents for SEL-221F
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Page 110: ...Example Event Report 2 4 12 Event Reporting SEL 221F 1 Instruction Manual Date Code 930830 ...
Page 158: ...SETTINGS SHEET FOR SEL 221F RELAY PAGE 2 OF 6 DATE Date Code 921110 ...
Page 160: ...SETTINGS SHEET PAGE 4 OF 6 FOR SEL 221F RELAY DATE Date Code 930601 ...
Page 161: ...SETTINGS SHEET PAGE 5 OF 6 FOR SEL 221F RELAY DATE Date Code 961208 ...
Page 229: ...SEL 200 Series Relay Main Board Troubleshooting Test Points and Jumper Locations ...