Scope
This section specifies the technical requirements, test methods, inspection rules, packaging, transportation, storage, marking, labeling, user manual, completeness of supply, and quality assurance of digital motor comprehensive protection devices This section is applicable to the digital comprehensive protection device (hereinafter referred to as the device) of asynchronous and synchronous motors, as the basis for the design, manufacturing, testing, and use of the device
Normative references (partial)
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 documentGB/T 2887-2000 General Specification for Electronic Computer Sites
GB/T 2900.17-2009 Electrical Terminology Measurement Relays
GB/T 2900.49 Electrical Terminology, Power System Protection (GB/T 2900.49-2004, IEC 60050-4481995, IDT)
GB 4208-2008 Degrees of Protection Provided by Enclosures (IP Code) (IEC60529: 2001, IDT)
GB/T 7261-2008 Basic Test Methods for Relay Protection and Safety Automatic Devices
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