Scope
This standard specifies the types, basic parameters and dimensions, technical requirements, test methods and inspection rules, as well as requirements for marking and packaging of explosion-proof three-phase asynchronous motors for fuel dispensers This standard is applicable to flameproof three-phase asynchronous motors (frame numbers 63-100) for fuel dispensers (hereinafter referred to as motors)
Normative reference documents (partial)
The clauses in the following documents become clauses of this standard through reference in this standard.
. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this standardGB/T 191 Packaging, Storage and Transportation Pictorial Symbols (GB/T 191-2008, ISO 780; 1997, MOD)
GB 755- Rating and Performance of Rotating Electrical Machines (GB 755-2008, IEC 60034-1:2004, IDT)
GB/T 755.2, Test Methods for Determining Loss and Efficiency of Rotating Electrical Machines (excluding Traction Motors) (GB/T 755.2-2003, IEC)
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
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
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4. Free initial testing, with no testing fees charged
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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