The standard system of power tools is based on products, with safety standards and electromagnetic compatibility standards as the main standard system of comprehensive standardization and hierarchical structure. At present, there are 120 standards, which are based on standard categories and safety and electromagnetic compatibility standards. Management standards, product standards, parts and accessories standards, process standards and related standards.

(1) Electromagnetic compatibility standards

Electromagnetic compatibility refers to the ability of a product to function properly in its electromagnetic environment without posing an unacceptable electromagnetic disturbance to anything in the environment.

International: The European 89/336/EEC Electromagnetic Compatibility Directive came into effect on January 1, 1996, implementing a licensing system and conducting EMC certification.

China: GB4343-1995 "Measurement methods and permissible values ​​for radio characteristics of electric and electric appliances, electric tools and similar appliances for household and similar purposes".

(2) Safety series standards

The power tool safety series standard is the key implementation project of the machinery industry standard. It is the basis for the safety certification of power tools and the quality inspection of product quality. By September 2001, there were 77 companies, and more than 300 power tools and accessories have been certified. The “Great Wall” mark, the output of certified products accounts for more than 90% of the total output of the industry.

(3) GB3883 "Safety of Handheld Power Tools" series of national standards. It consists of 18 items and 27 categories of products with general requirements for safety.

(4) International Electrotechnical Commission IEC745 standard.

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