Switchgear Testing Reference

Data record tests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptance

Verified 2026-10-29 Confidence: High

Visual and Mechanical Inspection is specified for open medium-voltage and high-voltage air switches in acceptance testing at clause 7.5.1.3.A of ANSI/NETA ATS-2025. The clause covers the nameplate comparison, the physical and mechanical condition, anchorage, alignment, grounding and clearances, the mechanical operator tests, the operation and adjustment of motor operator limit switches and mechanical interlocks, blade alignment, blade penetration, travel stops, arc interrupter operation and mechanical operation, the interlocking systems, the fuses, bolted connections, the indicating and control devices, lubrication and the operation counter.

Value: open medium-voltage and high-voltage air switches

ProvenanceANSI/NETA ATS-2025 supports data record tests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptance, which is cited on the entry Visual and Mechanical Inspection.SOURCEANSI/NETA ATS-2025ANSI/NETA ATS-2025Licensed standard, clause 7.5.1.3.ADATA RECORDtests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptancetests.visual-and-mechani..Verified 2026-10-29ENTRYVisual and Mechanical InspectionVisual and Mechanical In..No revisions
Provenance. Where this record comes from and where it is used: the cited source, the record itself and the entry that cites it.
Provenance: the chain from source to entry.
StepItemDetail
SourceANSI/NETA ATS-2025Licensed standard, clause 7.5.1.3.A
Data recordtests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptanceVerified 2026-10-29
EntryVisual and Mechanical InspectionNo revisions
Subject
Visual and Mechanical Inspection (Test methods)
Kind
Equipment fact
Source
ANSI/NETA ATS-2025, clause 7.5.1.3.A, Acceptance Testing Specifications for Electrical Power Equipment and Systems, NETA. Publisher page for ANSI/NETA ATS-2025Publisher information page
Also stated in
  • FIST 3-20, item 14, page 1 (June 1991).
    Read the reference passage

    General Guide for Checkout of New Electrical Facilities

    "Check all high voltage switches for proper operation and adjustment"

    FIST 3-20, item 14, page 1, June 1991. Agency copy of FIST 3-20

    The current standard governs; this passage is a public-domain description of the practice dated June 1991.

History

Every recorded change to this data record, oldest first.
DateChange
2026-10-29created

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"Data record tests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptance." Switchgear Testing Reference. 2026-10-29. https://www.switchgeartestingreference.com/data/tests.visual-and-mechanical-inspection.equipment.switch-open-hv.acceptance/.