A brief overview of the EN 381-5 Standard for Chainsaw Trousers

The EN381-5 standard covers the requirements for chainsaw protective leg protectors (including trousers and chaps/over trousers).

In brief, the standard outlines:

  1.  The minimum area of protection - two different designs or types are allowed as shown below
  2. The Class of the protection offered (the Class indicates the speed of the chain used in the test). Classes allowed are shown below.
  3. The way in which the product is marked up, and the user instructions included with the product.

Minimum Area of Protection- Type A and Type C.

Chainsaw trousers must have the following minimum protected area. Two "designs" or "types" are allowed: Design/Type A or Design/Type C, and the area of protection must be measured after the sample trousers have been subjected to certain pre-test procedures (washing etc.).

Minimum Protected Area for EN381-5 Type A Minimum Protected Area for EN381-5 Type A (sizes shown in mm)
Minimum Protected Area for EN381-5 Type C Minimum Protected Area for EN381-5 Type C (sizes shown in mm)










Allowable Classes

The following Classes are allowed under EN381-5

  • Class 0: 16m/s (metres per second)
  • Class 1: 20m/s (metres per second)
  • Class 2: 24m/s (metres per second)
  • Class 3: 28m/s (metres per second)
  • Class 4: 32m/s (metres per second)

Product Marking

According to the standard, products should be marked with the following as a minimum requirement:

CE Mark

CE Mark
This should be of the regulation height and colour

Chainsaw Pictogram

Chainsaw Pictogram

This should be accompanied with an indication of the Class or protection such as "Class 1"

The product should also bear information such as washing instructions, area of protection (Type/Design) offered, details of the Notified Body responsible for testing and certification, manufacturers name and contact details etc.

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