GB/T 30784-2024
Food processing equipment Electric equipment Planetary mixer (English Version)
- Standard No.
- GB/T 30784-2024
- Language
- Chinese, Available in English version
- Release Date
- 2024
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China CN / GB
- Latest
- GB/T 30784-2024
- Replace By
- GB/T 30784-2014
- Introduction
1. Standard Overview
GB/T 30784-2024 "Electric Equipment for Food Processing Equipment Planetary Mixers" replaces the previous GB/T30784-2014, and is mainly aimed at planetary mixers used in the food processing industry. The new standard has made important updates in terms of scope of application, term definitions, product structure and safety requirements.
2. Background of Standard Formulation
With the development of the food processing industry, planetary mixers are being used more and more widely. However, the original GB/T30784-2014 standard can no longer meet the needs of the current industry. While retaining the original core content, the new version of the standard adds terms and definitions, optimizes product classification, and strengthens safety requirements, especially in terms of mechanical hazards, electrical safety and dust control.
3. Comparison of standard frameworks
Old standard (GB/T 30784—2014) New standard (GB/T 30784—2024) Scope of application is limited to food processing industry Extended to food industry, pharmaceutical industry, chemical industry and printing industry No clear definition of terms Added terms such as agitator, planetary motion and working position Product classification based on power and structure According to the capacity of the barrel, it is divided into Type I (5L≤V<10L) and Type II (10L≤V≤200L) Hazard description is not systematic Mechanical, electrical, thermal, noise, dust and other hazards and their control measures are listed in detail through tables Dust control requirements are missing Solid interlocking guards are added to reduce dust emissions 4. Interpretation of the core content of the standard
4.1 Safety requirements
The new standard emphasizes mechanical safety, electrical safety and dust control. For example, planetary mixers must comply with the safety design general principles of GB/T15706 and use interlocking devices to ensure the safety of operators. At the same time, the motor housing protection level is required to be IP23 to prevent the ingress of solid foreign matter and water.
4.2 Technical updates
The new standard adds technical specifications for the bucket lifting system, the opening size of the protective cover and the cleaning requirements. For example, the minimum distance requirement for protective covers is 120mm (Type I) and 80mm (Type II), and the use of removable protective devices is explicitly prohibited.
4.3 Implementation recommendations
Case study: Dust control measures
After adopting the new standard, a food processing plant significantly reduced flour dust emissions by installing solid interlocked protective devices. They also regularly cleaned and maintained the equipment to ensure that it met the requirements of GB/T22747.
5. Implementation recommendations
- Design stage:Manufacturers should strictly follow the requirements of the new standard to design products, focusing on interlocks, protective covers and motor protection levels.
- Production process:Ensure that all components meet technical specifications, especially the spacing and size requirements of mechanical hazardous areas.
- Inspection test: Carry out comprehensive inspection according to the verification method in Table 3, including noise test, dust control and cleaning requirements.
- User training: Provide detailed operation manuals and safety training to ensure that operators understand the requirements and potential hazards of the new standard.
GB/T 30784-2024 Referenced Document
- GB 4706.1 Household and similar electrical appliances-Safety Part 1:General requirements
- GB 4706.38 Household and similar electrical appliances.Safety.Particular requirements for commerical electric kitchen machines
- GB/T 1031 Geometrical Product Specifications(GPS).Surface texture:Profile method.Surface roughness parameters and their values
- GB/T 14574 Acoustics-Declaration and verification of noise emission values of machinery and equipment
- GB/T 15706 Safety of machinery.General principles for design.Risk assessment and risk reduction
- GB/T 16855.1 Mechanical Safety - Safety Control Systems - Part 1: General Principles of Design*， 2025-08-29 Update
- GB/T 17248.2-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections
- GB/T 18153 Mechanical Safety Safety data for determining the temperature limits of accessible hot surfaces*， 2026-05-19 Update
- GB/T 18831 Safety of machinery—Interlocking devices associated with guards—Principles for design and selection
- GB/T 22747-2022 Food processing equipment—Basic requirements
- GB/T 3767-2016 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane
- GB/T 6881.2 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for small movable sources in reverberant fields—Comparison method for a hard-walled test room
GB/T 30784-2024 history
- 2024 GB/T 30784-2024 Food processing equipment Electric equipment Planetary mixer
- 2014 GB/T 30784-2014 Food processing machinery.Planetary mixers
