UL 310

These requirements apply to 0.110-, 0.125-, 0.187-, 0.205-, and 0.250-inch (2.8-, 3.2-, 4.8-, 5.2-, and 6.3-mm) wide electrical quick-connect wiring terminations, both connectors and tabs, for use in electrical equipment that comply with the requirements for such equipment.

These requirements apply to terminals intended for use with one or two Nos. 22 – 10 AWG (0.32 – 5.3 mm2 ) copper conductors for internal wiring connections in electrical equipment and for the field termination of conductors to electrical equipment.

These requirements do not apply to terminals for use with aluminum conductors.

These requirements do not apply to multi-pole terminals. Multi-pole terminals are covered by the Standard for Attachment Plugs and Receptacles, UL 498.

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 or of electric shock or injury to persons shall be evaluated using appropriate additional component and end-product requirements to maintain the level of safety as originally anticipated by the intent of this standard. A product whose features, characteristics, components, materials, or systems conflict with specific requirements or provisions of this standard does not comply with this standard. Revision of requirements shall be proposed and adopted in conformance with the methods employed for development, revision, and implementation of this standard.