Standard

IEEE C37.93-2004

Aug 2004 Withdrawn

Existing or new amendments and versions must be purchased separately.

Language English

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Abstract

Revision Standard - Inactive-Reserved. This document provides guidelines for applying audio tones over voice grade channels for power system relaying. Included are sections on transmitting and receiving equipment, leased voice grade channels, application principles, installation, and testing. The primary purpose of this document is to guide the power system user in applying, installing, and operating audio-tone protective relaying systems over voice grade channels. Secondly, it is to provide a reference for equipment manufacturers engaged in the design and application of relaying equipment and for telephone personnel engaged in providing telecommunications channels for audio-tone protective relay schemes.

Products specifications

Standard from IEEE
Published: August 23 2004
Withdrawn: March 25 2021
Document type: IS
Pages
ISBN: 978-0-7381-4014-8

Publisher: IEEE
Distributor: IEEE
ICS: 29.120.70
National Committee: IEEE Power and Energy Society / Power System Communications and Cybersecurity

Product Relations

Referred by: IEEE 487-2015
Referred by: IEEE 487.1-2014
Referred by: IEEE 487-2007
Revises: IEEE C37.93-1987

Extended editions Extended editions (0)

Version history Related Corrigenda and Amendments (0)

Version history History (2)

IEEE C37.93-2004

IEEE C37.93-1987

Abstract

Products specifications

Product Relations