Table of Contents

1. Scope
2. Definitions
3. Service Conditions
4. Ratings
    4.1 Rating Information
    4.2 Rated Nominal Voltage Class
    4.3 Rated Short-Time Voltage
    4.4 Rated Maximum Interrupting Voltage
    4.5 Rated Continuous Current
    4.6 Short-Time Current Ratings
    4.7 Interrupting Current Ratings
    4.8 Rated Making Current of the Discharge Contacts
    4.9 Rated Control Voltage
5. Functional Components
    5.1 Nameplate(s)
    5.2 Contact Position Indicator
    5.3 Stored Energy Indicator
6. Temperature Limitations and Classification of
    Insulating Materials
    6.1 Temperature Limits
    6.2 Limits of Observable Temperature Rise
    6.3 Classification of Insulating Materials
7. Insulation (Dielectric) Withstand Voltage Requirements
    7.1 Field Discharge Circuit Breakers
    7.2 Dielectric Test Procedures and Method of Voltage
        Measurement
8. Test Requirements
    8.1 Classification of Tests
    8.2 Design Tests
    8.3 Production Tests
9. Application Guide
    9.1 General
    9.2 Functions Performed by a Field Discharge Circuit
        Breaker
    9.3 Selection of Field Discharge Resistor
    9.4 Selection of Field Discharge Circuit Breaker
10. Revision of American National Standards Referred to
    in this Standard

Abstract

Describes all low-voltage power-circuit breakers that are intended for use in field circuits of apparatus such as generators, motors, synchronous condensers, or exciters and embodying contacts for establishing field discharge circuits.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Institute of Electrical & Electronics Engineers
Pages
ISBN