UL 859:2021 pdf download.STANDARD FOR SAFETY-Household Electric Personal Grooming Appliances.
1.1 These requirements cover electric personal grooming appliances intended for household use, such as hair curlers and dryers, combs, brushes, and similar appliances to be used in accordance with the National Electrical Code, NFPA 70.
1.2 These requirements do not cover appliances rated more than 250 volts nor appliances covered in the following Standards for Safety:
a) The Standard for Medical Electrical Equipment, Part 1: General Requirements for Safety, UL 60601-1;
b) The Standard for Personal Hygiene and Health Care Appliances, UL 1431;
c) The Standard for Household and Similar Electrical Appliances, Part 2: Particular Requirements for Shavers, Hair Clippers, and Similar Appliances, UL 60335-2-8;
d) The Standard for Motor-Operated Massage and Exercise Machines, UL 1647;
e) The Standard for Electric Heating Pads, UL 130; and
f) The Standard for Commercial Electric Personal Grooming Appliances, UL 1727.
2 Components
2.1 A component of a product covered by this standard shall:
a) Comply with the requirements for that component as indicated in the individual section(s) covering that component;
b) Be used in accordance with its rating(s) established for the intended conditions of use;
c) Be used within its established use limitations or conditions of acceptability;
d) Additionally comply with the applicable requirements of this standard; and
e) Not contain mercury, unless used within a fluorescent, high intensity discharge, or neon lamp bulb.
Exception No. 1: A component of a product covered by this standard is not required to comply with a specific component requirement that:
a) Involves a feature or characteristic not required in the application of the component in the product:
b) Is superseded by a requirement in this standard; or
c) Is separately investigated when forming part of another component, provided the component is used within its established ratings and limitations.
Exception No. 2: A component complying with a component standard other than those cited in this standard is acceptable if:
a) The component also complies with the applicable component standard indicated in this standard;
b) The component standard.
1) Is compatible with the ampacity and overcurrent protection requirements of the National Electrical Code, ANSI/NFPA 70, where appropriate;
2) Considers long-term thermal properties of polymeric insulating materials in accordance with the Standard for Polymeric Materials — Long Term Property Evaluations, UL 746B; and
3) Any use limitations of the other component standard is identified and appropriately accommodated in the end use application. For example, a component used in a household application, but intended for industrial use and complying with the relevant component standard may assume user expertise not common in household applications.
2.2 Specific components are incomplete in construction features or restricted in performance capabilities. Such components are intended for use only under limited conditions, such as certain temperatures not exceeding specified limits, and shall be used only under those specific conditions.
2.3 A component that is also intended to perform other functions, such as:
a) Overcurrent protection;
b) Ground-fault circuit-interruption;
c) Surge suppression;
d) Any other similar functions; or
e) Any combination thereof.UL 859 pdf download.