This standard specifies the terminology, product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of infrared light bulbs (hereinafter referred to as "light bulbs"). This standard applies to light bulbs with a power supply of 110V or 220V and a power not greater than 50OW, used for heating in industrial drying, medical treatment, livestock breeding, etc. This standard should be used together with QB/T 2048 "General Technical Conditions for General Incandescent Bulbs".