This standard specifies the energy efficiency level, limited energy efficiency values, energy-saving evaluation values, and test methods for asynchronous starting three-phase permanent magnet synchronous motors, permanent magnet synchronous motors for elevators, and variable frequency drive permanent magnet synchronous motors (hereinafter referred to as permanent magnet synchronous motors). This standard is applicable to asynchronous starting three-phase permanent magnet synchronous motors with voltages of 1140V and below, 50Hz three-phase AC power supply, rated power ranging from 0.55kW to 375kW, pole numbers of 2, 4, 6, 8, 10, 12, and 16, single speed enclosed self fan cooling, continuous working system; 1000V and below, powered by variable frequency power supply, with a rated power of 0.55kW-110kW permanent magnet synchronous motor for elevators; 1000V and below, powered by variable frequency power supply, with a rated power of 0.55kW-90kW variable frequency drive permanent magnet synchronous motor. This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection classification, delivery preparation, and user services of permanent magnet low-speed synchronous motors. This standard is applicable to TYD (TDY) series permanent magnet low-speed synchronous motors (hereinafter referred to as motors). The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB 755-2008 Rating and Performance of Rotating Electrical Machines GB/T 997-2008 Structural Types of Rotating Electrical Machines Classification of installation types and junction box positions (M code) GB/T 1993-1993 Cooling Methods for Rotating Electrical Machines GB/T 2423.1-2008 Environmental Testing for Electrical and Electronic Products Part 2: Test A: Low Temperature GB/T 2423.2-2008 Environmental Testing for Electrical and Electronic Products Part 2: Test B: High Temperature GB/T 2423.3-2006 Environmental Testing for Electrical and Electronic Products Part 2: Test Cabs: Constant Damp Heat Test GB/T 2423.16-2008 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods - Tests J and Guidelines: Sampling and Inspection Procedures for Long Mold GB/T 2828.1-2012 by Attributes: Part 1: Sampling Plan for Batch Inspection Retrieved by Acceptance Quality Limit (AQL) GB/T 2900.26 Electrotechnical Terminology Control Motors GB/T 4942.1-2006 Classification of Protection Degrees (IP Codes) for Rotating Electrical Machines GB/T 5171-2002 General Technical Conditions for Small Power Motors GB/T 7345-2008 Basic Technical Requirements for Control Motors
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China