SN EN 62271-2 : 2003

FOREWORD
1 Scope and object
2 Normative references
3 Definitions
4 Seismic qualification requirements
  4.1 Preliminary analysis
5 Severities
6 Qualification by test
  6.1 Introduction
  6.2 Mounting
  6.3 External load
  6.4 Measurements
  6.5 Frequency range
  6.6 Test severity
  6.7 Testing
7 Qualification by combined test and analysis
  7.1 Introduction
  7.2 Vibrational and functional data
  7.3 Analysis
8 Evaluation of the seismic qualification
  8.1 Combination of stresses
  8.2 Acceptance criteria of the seismic test
  8.3 Functional evaluation of the test results
  8.4 Allowable stresses
9 Documentation
  9.1 Information for seismic qualification
  9.2 Test report
  9.3 Analysis report
Annex A (normative) - Characterization of the test-set
Annex B (informative) - Criteria for seismic adequacy
         of gas-insulated metal-enclosed switchgear
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Bibliography