This standard specifies the terms and definitions, types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and complete set of specifications for mixed flow and axial flow submersible electric pumps (hereinafter referred to as electric pumps). This standard is applicable to electric pumps that transport clean water or other liquids with physical and chemical properties similar to water. 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/T 191 Packaging, Storage and Transportation Graphical Symbols GB/T 699 High Quality Carbon Structural Steel GB 755 Rotating Electrical Machines, Rating and Performance GB/T 1184-1996 Shape and Position Tolerances without Individual Tolerance Values GB/T 1220 Stainless Steel Bars GB/T 1348 Ductile Iron Castings GB/T 1971 Rotating Electrical Machines - Line End Marking and Direction of Rotation GB/T 3098.6 Mechanical Properties of Fasteners - Stainless Steel Bolts Screws and Studs GB/T 4942.1-2006 Degrees of Protection (IP Code) for Integral Structures of Rotating Electrical Machines - Classification GB/T 5013.4 Rubber Insulated Cables with Rated Voltages up to and including 450/750 V - Part 4: Flexible Cords and Cables GB/T 7021 Centrifugal Pump Terminology GB/T 9239.1-2006 Mechanical Vibration: Balance Quality Requirements for Constant State (Rigid) Rotors - Part I: Specifications and Verification of Balance Tolerances
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
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1. Telephone communication and confirmation of requirements
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1. The testing industry is fully covered, meeting different testing needs
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