UL 83B:2020 PDF Download

The UL 83B:2020 standard specifically addresses the requirements for 600-V, single-conductor wires and cables used in switchboards and switchgears. The standard covers a range of sizes, from 14 AWG to 4/0 AWG, ensuring that a variety of conductor thicknesses are evaluated for compliance. These wires and cables must be designed and manufactured to comply with the National Electrical Code (NEC), which is a set of regulations governing electrical installations in the United States. The standard serves as a guide for manufacturers to ensure the safety and quality of these wires and cables when used in switchboard and switchgear applications.