Seismic testing

To comply with the following standards and specifications:

  • —IEC 62271-210 for M.V. Switchboards.
  • —EN 60068-3-3 y EN 60068-2-47 for assembly and test method.
  • —E.30 of Perú, for Zone 3
  • NSR-98 of Colombia, for Region 10
  • ETGI-1020 de INGENDESA (Chile)
  • NSP-420 of Venezuela for Zone 3
  • UBC 1997 US Uniform Building Code.
  • IEEE-693 North American standard for the design of Electrical Substations
  • IEEE-344 North American standard for qualification of electrical equipment , Class 1E for nuclear power plants.
  • Horizontal acceleration ZPA tested 0,66 g.
  • —Vertical acceleration ZPA tested 0,44 g.
  • —
    Five test S1 for 30 s in each one in each direction XZ and YZ.
  • A test S2 for 45 s in each direction XZ and YZ .

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Acceptance criteria for testing:

  • —Functionality.
  • —Electrical continuity.
  • Mechanical stress.
  • Undeformable structure

Tests performed by:

virlab