This standard applies to the main technical performance and test methods of electric blankets, electric heating pads and electric mattresses. It refers to the requirements of IEC 299 "Electric Blanket Performance Test Methods". This standard should be used in conjunction with GB 4706.8 "Safety of household and similar electrical appliances: Special requirements for electric blankets, electric heating pads and electric mattresses". This standard takes into account the impact on the performance of components used to suppress interference to radio and television.
QB/T 3898-1999 history
2020QB/T 2994-2020 Electric blankets, heating pads and electric mattress pads
2008QB/T 2994-2008 Electrically heated blankets,pads and mattresses
1970QB/T 3898-1999 Electric Blankets, Heating Pads, and Heating Mattresses
QB/T 3898-1999 Electric Blankets, Heating Pads, and Heating Mattresses was changed to QB/T 2994-2008 Electrically heated blankets,pads and mattresses.