3.2.2 Degree Protection (IP)
DIN VDE 0470, 529 classifies the degree protection for housings
used electrical devices with rated voltages 72.1 Structure the code
Code letters
(International Protection)
First identifier
(digits letter X)
Second identifier
(digits letter X)
Additional letter (optional)
(letters D)
Additional letter (optional)
(letters W)
I.3.
3.5 (IP designation).Hoods and Housings 35
3.
These degrees protection relate to:
- Protecting human beings from contact with hazardous parts the
housing
- Protecting the interior the housing from the ingress solid foreign
matter (dust)
- Protecting the interior the housing from harm caused water
entering the housing
