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A B C D E F G H I J K L M N O P Q R S T U V W Z All terms

Category 1

Equipment designed to be capable of functioning in conformity with the operational parameters established by the manufacturer and ensuring a very high level of protection Equipment in this category is intended for use in areas in which explosive atmospheres caused by mixtures of air and gases, vapours or mists or by air/dusts mixtures are present continuously, for long periods or frequently. Equipment of this category shall ensure the requisite level of protection, even in the event of rare malfunctions relating to equipment and is characterized by means of protection such that:

1. either, in the event of failure of one means of protection, at least an independent second means provides the requisite level of protection; or

2. the requisite level of protection is assured in the event of two faults occurring independently of each other [prEN 13237-1].


  • EN 13463-1:2001 (E)

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