UL 44

These requirements cover Nos. 14 – 4/0 AWG and 213- 2000 kcmil sizes of Types XHHW-2, XHHW, XHH, RHW-2, RHH, RHW, SIS, and SA for use in accordance with Article 310 and other applicable parts of National Electrical Code. Deep-well pump cables and other multiple-conductor assemblies to which a type-letter designation is not assigned are included in these requirements.

These requirements do not cover wires or cables for use at potentials higher than 2000 V.

Although these requirements cover parallel and cabled assemblies of two or more insulated conductors, they do not cover complete armored (AC series), metal-clad (Type MC), medium-voltage (Type MV), or service-entrance (Types SE and USE) cables. These cables are covered in separate requirements.

A product that contains features, characteristics, components, materials, or systems new or different from those covered by the requirements in this Standard, and that involves a risk of fire, electric shock, or injury to persons shall be evaluated using the appropriate additional component and end-product requirements to determine that the level of safety as originally anticipated by the intent of this Standard is maintained. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this Standard shall not be judged to comply with this Standard. Where appropriate, revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and imple