General - ABB REF 54 Series Technical Reference Manual

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Technical Reference Manual, General
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This document, Technical Reference Manual for REF 54_, provides a general
technical description of the feeder terminals REF 541, REF 543 and REF 545. The
version K of the Technical Reference Manual complies with REF 54_ feeder
terminals of the Release 2.5. For information about the changes and additions
included in REF 54_ revisions of the Release 2.5 compared to earlier releases, please
refer to section "Revision History of REF 54_" on page 90.
For detailed information about the separate protection and other functions listed in
section 4.1.1., refer to the version 2.2 or later of the CD-ROM "Technical
Descriptions of Functions".
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Version E/16.10.98:
- Protection and measurement function blocks added to section "Functions of the feeder terminal"
- Text added to section "Tecnical data of the measuring devices"
- Following sections added: Rated current, Storing of parameters and recorded data, Setting the rated
current for the protected unit, Glossary, Customer Feedback.
Version F/16.2.1999:
- Text modified in section "About this manual"
- Text added to the table in section "Standard functions": INDRESET; Resetting of operation
indicators, latched output signals, registers and waveforms LH WKH GLVWXUEDQFH UHFRUGHU
- Section added: Revision History of REF 54_
- Section "Technical data", tables "Signal outputs" and "Power outputs": Rated voltage
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- Section "Ordering Information" changed
- Section "Libraries" removed
- Section "Application" changed
- Text modified in section "Technical data of the measuring devices"
Version G/30.06.1999:
- Text added/changed in sections "Safety Information", "Application", "Configuration", "Self-
supervision", "Fault codes", "Calculated analogue channels", "Terminal connections", "Service"
and "Software configuration"
- Index added
- Functions added to section "Standard functions"
Version H/07.04.2000:
- Functions added to section "Functions of the feeder terminal"
- Sections "Power quality functions", "General functions", "Parameters and events", "RTD/analogue
inputs", "Analogue outputs", "Communication parameters", "Terminal diagram of the RTD/
analogue module" and "Release 2.0" added
- Text added/changed throughout the manual
- Terminal diagrams of REF 541, REF 543 and REF 545 modified
- Index updated
Version H/11.05.2000:
- Corrections: Three-phase current unbalance protection for shunt capacitor banks (CUB1Cap),
pressure
gas density monitoring (CMGAS1, CMGAS3), Figure 6.1.-1 on page 88
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