NEN EN 13126-15 : 2008

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
  4.1 General
  4.2 Category of use (1 - first digit)
  4.3 Durability (2 - second digit)
  4.4 Mass (3 - third digit)
  4.5 Fire resistance (4 - fourth digit)
  4.6 Safety in use (5 - fifth digit)
  4.7 Corrosion resistance (6 - sixth digit)
  4.8 Security (7 - seventh digit)
  4.9 Application (8 - eighth digit)
  4.10 Test Sizes (9 - ninth digit)
  4.11 Example of classification for rollers
5 Requirements
  5.1 General
  5.2 Test requirements
       5.2.1 Durability test for rollers for horizontal sliding
             windows and doors (window type N)
       5.2.2 Durability test for the complete sliding folding
             hardware set (window type Q, R and S)
       5.2.3 Resistance to additional loading (window type Q,
             R and S)
       5.2.4 Static endurance test at ambient temperature
6 Test equipment
  6.1 General
  6.2 Rollers for horizontal sliding windows and doors (window
       type N)
  6.3 Hardware sets for sliding folding windows and doors
       (window types Q, R and S)
7 Test procedures
  7.1 Samples
  7.2 Durability test
       7.2.1 Durability test for rollers for horizontal sliding
             windows and doors (window type N)
       7.2.2 Durability test for hardware sets for sliding folding
             windows and doors (window types Q, R and S)
  7.3 Additional loading test (window types Q, R and S)
       7.3.1 Additional loading test in a 90 degree turn position
             of sash 3
       7.3.2 Additional loading test in the folded position
  7.4 Static endurance test at ambient temperature
       7.4.1 Rollers for horizontal sliding windows and doors
             (window type N)
  7.5 Corrosion resistance
Annex A (informative) Test assembly: rollers of window opening
                      type N
Annex B (informative) Test assembly: rollers of window opening
                      types Q, R and S
Annex C (normative) Flow chart of test procedures
Bibliography

Applies to rollers, irrespective of whether they are adjustable or not, and irrespective of the method or type of fixing or if they are used independently, or in multiples or combinations.