UL 1993 Self-Ballasted Lamps and Lamp Adapters

The UL 1993 Standard for Self-Ballasted Lamps and Lamp Adapters establishes safety requirements for self-ballasted lamps and lamp adapters, ensuring they do not pose electrical, fire, or mechanical hazards under normal use conditions. It covers aspects such as electrical insulation, temperature control, and performance under abnormal conditions. The standard also addresses compatibility with lamp holders and fixtures, as well as structural integrity, including the flammability and impact resistance of enclosures.

This standard applies to various self-ballasted lamps, including compact fluorescent lamps (CFLs) and LED lamps, as well as lamp adapters used in residential and commercial settings. It mandates rigorous testing, such as overload, short circuit, and mechanical strength tests, to verify product safety and durability. By adhering to UL 1993, manufacturers enhance product reliability, ensure user safety, and contribute to the lighting industry’s advancement towards high-quality and environmentally friendly solutions.

LISUN supplies the fully test solutions for the following UL 1993, please see the below excel table:

UL 1993 Clause and Subject	LISUN Model
8. Ballast and Capacitors	WT5000 and OSP1102
10.6 (a)Comparative Tracking Index(CTI)	TTC-1
10.6 (b) High current arc resistance to ignition (HAI)	HCAI-2
10.6 Hot Wire Ignition(HWI)	RLS-LT
15. Lamp starting and operating measurements	LSRF-3
16. Leakage current test	WB2675D
18. Withstand voltage test	WB2671B
19. Harmonic Distortion test	LS2050B
20. Drop Test	IK07-10
23. Humidity test(12.2 temperature and humidity test)	GDJS-015B
24. Water Spray Test	JL-UL