UL 542:2018 PDF Download

UL 542:2018 is a standard that outlines the requirements for fluorescent lamp starters. These starters are designed to be used with fluorescent lamps in accordance with the National Electrical Code. The standard covers both automatic and manual starters. The automatic starters are intended for use in circuits with a maximum potential of 125 V and are compatible with simple reactance-type fluorescent lamp ballasts. On the other hand, the manual starters incorporate a line switch and can be rated either 125 V or 250 V. The purpose of this standard is to ensure the safety and proper functioning of fluorescent lamp starters in various electrical systems.