The document describes a method of tests applicable to markings and lettering on such parts of electrical products (switches, plugs, handles etc.) whcih in service are subjected to rubbing forces caused by the fingers or other parts of the hand. The document may be applied to other industrial products.
Số hiệu tiêu chuẩn
DIN EN 60068-2-70
Tên tiêu chuẩn
Environmental testing - Part 2: Tests - Test Xb: Abrasion of markings and letterings caused by rubbing of fingers and hands (IEC 60068-2-70:1995); German version EN 60068-2-70:1996
Ngày phát hành
1996-07-00
Thay thế cho
DIN IEC 50(Sec)352 (1994-11)
Từ khóa
Abrasion resistance * Abrasion tests * Components * Electric appliances * Electrical appliances * Electrical engineering * Electricity * Electronic engineering * Electronic equipment and components * Electrotechnical products * Environmental testing * Indelibility * Inscription * Labels * Letterings * Marking * Marks * Rubbing fastness * Testing * Smudge-proof