ANSI C37.54 : 1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
FOR INDOOR ALTERNATING CURRENT HIGH-VOLTAGE CIRCUIT BREAKERS APPLIED AS REMOVABLE ELEMENTS IN METAL-ENCLOSED SWITCHGEAR ASSEMBLIES - CONFORMANCE TEST PROCEDURES
Hardcopy , PDF
19-01-2021
English
01-01-1996
Foreword
1 General
1.1 Scope
1.2 Definitions
1.3 Referenced American National Standards
2 General Test Conditions
3 Conformance Tests
3.1 General
3.2 Test Requirements
3.3 Test Arrangements
3.4 Grouping of Ratings for Test Purposes
3.5 Impulse Withstand Tests
3.6 Continuous Current Tests
3.7 No Load Mechanical Operations Tests
3.8 Load Current Switching Tests
3.9 Short time Current Carrying Tests
3.10 Short Circuit Current Tests
4 Circuit Breaker Auxiliary Devices
4.1 General
4.2 Auxiliary Switches
4.3 Other Components and Features
5 Treatment of Failures
6 Production Tests
6.1 General
6.2 Power Frequency Voltage Withstand Tests
6.3 Conductivity of Current Path Tests
6.4 Control Devices and Secondary Wiring Tests
6.5 Bushing Tests
6.6 Mechanical Operations Tests
6.7 Timing Tests
6.8 Pressure and Leakage Tests
7 Production Monitoring and Product Retest Requirements
7.1 General
7.2 Production Monitoring
7.3 Product Retest Requirements
8 Conformance Test Records
Tables
1 Test Schedules
2 Typical Grouping of Ratings for Test Purposes
3 Test Duties
4 Auxiliary Switch Tests
5 Retest Intervals for Typical Test Groups
6 Retest Intervals for Combined Groups
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