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  • UL 1577:5ED 2014-04

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Optical Isolators

    Available format(s):  Hardcopy

    Superseded date:  13-11-2021

    Language(s):  English

    Published date:  25-04-2014

    Publisher:  Underwriters Laboratories

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Glossary
    3 Units of measurement
    4 References
    Construction
    5 General
    6 Corrosion protection
    7 Insulating materials
    8 Live parts
    9 Spacings
    Performance
    10 General
    11 Dielectric voltage-withstand test
    12 Limited thermal aging test
    Double-protection optical isolators
    13 General
    14 Discharge test
    15 Optical isolator life test
    Manufacturing and production-line tests
    16 Dielectric voltage-withstand test
    Ratings
    17 General
    Markings
    18 General

    Abstract - (Show below) - (Hide below)

    Describes optical isolators, also called optical couplers or photocouplers: a) Intended to provide unidirectional signal transfer between dielectrically isolated circuits, and b) Intended for use in equipment with a supply voltage not exceeding 600 V ac rms or dc.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher Underwriters Laboratories
    Status Superseded

    Standards Referenced By This Book - (Show below) - (Hide below)

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