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temperature surrounding the enclosure must remain industries that require resistance to chemical
lower than the air inside it. Additional air filters may attack, such as pharmaceutical manufacturing,
also be required to prevent dust or dirt from which must avoid excessive metallic contamination.
infiltrating the enclosure. Instead, design engineers As the material has better resistance against
may want to opt for active cooling by installing heat sulphates, seawater and high temperatures, we
exchangers or air conditioners to cool the air inside recommend this type of steel as the preferred choice
the enclosure. for both indoor and outdoor applications.
Away from metals, fiberglass is a lighter weight
A material matter choice, making it suitable for wall or pole-mounted
Of the numerous materials available for electrical installations. As fiberglass is not conductive, any
enclosure construction, each offers its own open circuits would stay safely inside the enclosure
protective benefits. While painted carbon steel is and wouldn’t be transmitted through the material.
the most cost-effective metallic choice, it has The conductivity offered by a metallic enclosure
limited resistance to solvents, alkalis and acids and enables it to be ground connected to reduce the risk
is thus best suited to indoor applications. Stainless of electrical shock should an exposed conductor
steel provides a much higher resistance and come into contact with the enclosure.
variants such as grade 316 are specified in www.cressall.com

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