Welded joints
Electrical equipment
Switchgear
Electric enclosures
Flanges
Assembling
Acceptance inspection
Form tolerances
Non-destructive testing
Holes
Welding
Insulating enclosures
Aluminium
Wrought alloys
Pressure testing
Gases
Electrical insulation devices
Dimensional tolerances
Certification (approval)
High-voltage equipment
Elastic design
Stress analysis
Design calculations
Protected electrical equipment
Design
Marking
Rated voltage
Electric control equipment
Thickness
Approval testing
Shell structures
Enclosures
Aluminium alloys
Link: BS EN 50064:2018 High-voltage switchgear and controlgear. Gas-filled wrought aluminium and aluminium alloy enclosures
Source: BSI Standards

