A.20
SEL-751 Relay Instruction Manual Date Code 20170927
Firmware, ICD, and Manual Versions
Instruction Manual
Appendix F
➤
Revised Table F.7: New Logical Node Extensions, Table F.8: Arc-Flash Detection, and Ta ble F.9: Therm a l
Metering Data Logical Node Class Definition.
➤ Added Table F.10: Demand Metering Statistics Logical Node Class Definition, Table F.11: Circuit Breaker
Supervision (Per-Phase) Logical Node Class Definition, Table F.12: Compatible Logical Nodes With
Extensions, Table F.13: Metering Statistics Logical Node Class Definition, Table F.14: Circuit Breaker Logical
Node Class Definition, and Table F.15: Generic Process I/O Logical Node Class Definition.
➤ Revised Table F.16: Logical Device: PRO (Protection), Table F.17: Logical Device: MET (Metering),
Table F.18: Logical Device: CON (Remote Control), Table F.19: Logical Device: ANN (Annunciation), and
Table F.20: Logical Device: CFG (Configuration).
Appendix J
➤
Updated the definition for the SALARM Relay Word bit.
20130206
Preface
➤
Updated the product labels for the SEL-751.
Section 1
➤
Updated mounting screw size and current/voltage input terminal block information under the Term inal
Connections category of the Specifications.
➤ Updated the time delay setting range for the instantaneous/definite-time overcurrent element.
➤ Updated the pickup and time dial setting ranges for the inverse-time overcurrent elements.
Section 4
➤
Added a note for display points stating that they are updated approximately every two (2) seconds.
➤ Corrected Table 4.63: Entries for the Four Strings for set and clear strings.
➤ Updated Note 3 for Figure 4.1: Instantaneous Overcurrent Element Logic.
➤ Corrected Table 4.77: Settings That Always, Never, or Conditionally Hide a Display Point for the
programmable automation controller setting.
Section 5
➤
Update Table 5.6: Demand Values with new power demand quantities.
➤ Updated the metering screen captures for demand and peak demand functions.
Section 6 Settings Sheets
➤
Revised the hide rules for the 79 element.
Section 9
➤
Updated the footnote for Table 9.1: Event Types with the logic of the GFLT Relay Word bit.
➤ Added explanation to determine fault type and fault location in Event Type.
➤ Added the Event Numbering subsection that explains the procedure for retrieving particular event reports.
Appendix A
➤
Updated for firmware version R105.
Appendix B
➤
Added instructions for upgrading firmware using ACSELERATOR QuickSet.
Appendix E
➤
Revised Reading History Data Using Modbus.
Appendix J
➤
Updated the Relay Word bit definition for GFLT, PHASE_A, PHASE_B, and PHASE_C.
Appendix K
➤
Added new demand and peak demand metering quantities for DNP and Fault date information in Table K.1:
Analog Quantities.
➤ Added a footnote for Relay Word bits RTD through RTD12 in Table K.1: Analog Quantities.
20120903
Preface
➤
Updated product label examples in Product Labels.
Section 1
➤
Updated Specifications.
Table A.8 Instruction Manual Revision History (Sheet 8 of 9)
Revision Date Summary of Revisions
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