GB/T 39928-2021 LED filament lamp—Performance requirements
GB/T 39928-2021 LED filament lamp—Performance requirements
Basic Information
Scope
This standard specifies the terms and definitions, classification and naming, technical requirements, test methods, and inspection rules for non-directional integrated LED filament lamps used for general lighting.
This standard applies to non-directional integrated LED filament lamps that integrate stable filament components as a whole and are used for general lighting in homes and similar settings. Specifically:
——Rated power not exceeding 60 W;
——Rated voltage AC220 V, frequency 50 Hz;
——Use a screw-type lamp head that complies with GB/T 1406.1 or a bayonet-type lamp head that complies with GB/T 1406.5;
——The shape of the bulb shell is pear-shaped A55, A60, PS60, or A75.
Note: In this standard, "lamp" represents "non-directional integrated LED filament lamps", unless specifically indicated as other types of lamps.