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Date Code 20080213 Instruction Manual SEL-351A Relay
Table of Contents
Factory Assistance....................................................................................................................................... 13.14
Appendix A: Firmware and Manual Versions
Firmware......................................................................................................................................................... A.1
Instruction Manual.......................................................................................................................................... A.7
Appendix B: Firmware Upgrade Instructions
Overview .........................................................................................................................................................B.1
Relay Firmware Upgrade Instructions.............................................................................................................B.2
Ethernet Port Firmware Upgrade Instructions...............................................................................................B.19
Appendix C: SEL Distributed Port Switch Protocol
Overview .........................................................................................................................................................C.1
Settings ............................................................................................................................................................C.2
Operation .........................................................................................................................................................C.3
Appendix D: Configuration, Fast Meter, and Fast Operate Commands
Overview ........................................................................................................................................................ D.1
Message Lists ................................................................................................................................................. D.2
Message Definitions ....................................................................................................................................... D.3
Appendix E: Compressed ASCII Commands
Overview .........................................................................................................................................................E.1
CASCII Command—General Format .............................................................................................................E.2
CASCII Command—SEL-351A .....................................................................................................................E.4
CSTATUS Command—SEL-351A .................................................................................................................E.5
CHISTORY Command—SEL-351A ..............................................................................................................E.6
CEVENT Command—SEL-351A ..................................................................................................................E.7
Appendix F: Setting Negative-Sequence Overcurrent Elements
Setting Negative-Sequence Definite-Time Overcurrent Elements .................................................................. F.1
Setting Negative-Sequence Time-Overcurrent Elements ................................................................................ F.2
Coordinating Negative-Sequence Overcurrent Elements ................................................................................ F.3
Other Negative-Sequence Overcurrent Element References........................................................................... F.8
Appendix G: Setting SELOGIC Control Equations
Overview ........................................................................................................................................................ G.1
Relay Word Bits.............................................................................................................................................. G.2
SEL
OGIC Control Equations........................................................................................................................... G.4
Processing Order and Processing Interval.................................................................................................... G.12
Appendix H: Distributed Network Protocol
Overview ........................................................................................................................................................ H.1
Configuration.................................................................................................................................................. H.2
EIA-232 Physical Layer Operation ................................................................................................................ H.4
Data-Link Operation....................................................................................................................................... H.5
Data Access Method....................................................................................................................................... H.6
Device Profile ................................................................................................................................................. H.7
Object Table.................................................................................................................................................... H.9
Data Map ...................................................................................................................................................... H.14
Point Remapping .......................................................................................................................................... H.20
DNP Settings Sheets
SET: Appendix I: Using the SEL-251 and SEL-267 Relay Settings in the SEL-351A Relay
Overview ..........................................................................................................................................................I.1
Main Differences Between Settings for the SEL-251, SEL-267, and SEL-351A Relays................................I.2
Other Differences Between the SEL-351A and the SEL-251-3 and SEL-267-5 Relays .................................I.5
Courtesy of NationalSwitchgear.com
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