Scope
This standard specifies the types, basic parameters, technical requirements, test methods, inspection rules, markings, and packaging of submersible three-phase and single-phase asynchronous motors (hereinafter referred to as motors) for well use This standard is applicable to electric motors with structures such as water filled, oil filled, dry, and shielded that are integrated with submersible pumps for well use and operate vertically underwater The following documents 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/T 191 Packaging, Storage and Transportation Pictorial Symbols
GB 755-2008 Rotating Electrical Machines - Rating and Performance
GB/T 997-2008 Rotating Electrical Machines - Structural Types Classification of installation types and junction box positions (IM code)
GB/T 2423.4-2008 Environmental Testing for Electrical and Electronic Products - Part 2: Test Method: Test Db: Alternating Damp Heat (12 h+12 h Cycle)
GB/T 9239,1-2006 Mechanical Vibration Constant State (Rigid) Quality requirements for rotor balance - Part 1: Inspection of specifications and balance tolerances
GB/T 12785 Test methods for submersible electric pumps
GB/T13384 General technical conditions for packaging of mechanical and electrical products
GB 14711 General safety requirements for small and medium-sized rotating 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