The protection requirements and safety measures for switchgear and control gear systems vary according to installation site, industry and application and are set out in standards, regulations and licensing conditions. The best-known requirements for enclosures are the IP protection categories set out in IEC 60529 for protection against ingress of particulates and moisture. However, there are also several other requirements relating to enclosures, including dimensional accuracy, corrosion resistance, dynamic material strength, and protection in extreme climatic conditions, among others.
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