Glossary
116
Technical changes reserved
Protection type / IP degree of protection
For each switchgear and controlgear assembly, the protection type with the IP
code is specified according to IEC 60529 and verified according to EN 61439
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with regard to protection against contact with active parts and preventing
solid foreign bodies from entering the system,
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with regard to preventing water from entering the system.
The protection type is important for ensuring protection against electrical shock.
The protection type applies to jacketings, covers and housings. The protection
type is specified by two code numbers of the IP protection type and optionally an
additional letter.
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The first code number (0-6) indicates the protection against solid foreign
objects from entering the system and the protection against contact with
dangerous parts.
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The second code number (0-8) indicates the protection against water from
entering the system.
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The additional letter (A-D) indicates the protection against contact with
dangerous parts.
