This standard specifies the technical requirements, safety requirements, inspection and testing, as well as marking, packaging, transportation, and storage of intelligent terminal devices in intelligent substations. This standard is applicable to the development, testing, inspection, and application of intelligent terminal devices (hereinafter referred to as devices) for intelligent substations with voltage levels of 110 (66) kV and above. Other voltage levels can be referred to for implementation. 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/T191 Packaging, Storage and Transport Graphical Symbols GB/T 2423.1 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test A: Low Temperature GB/T 2423.2 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test B: High Temperature GB/T 2423.3 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test Cab: Constant Damp Heat Test GB/T 2423.4 Environmental Testing for Electrical and Electronic Products Part 2: Test Methods Test Db: Alternating Damp Heat (12 h+12 h Cycle) GB/T 2423.10 Environmental Testing for Electrical and Electronic Products, Part 2: Test Methods Test Fc: Vibration (Sine) GB/T 2423.22 Environmental Testing for Electrical and Electronic Products, Part 2: Test Methods Test N: Temperature Change GB4208 Degrees of Protection Provided by Enclosures (IP Code) GB/T 4798.2 Environmental Conditions for the Application of Electrical and Electronic Products - Part 2: Transport GB/T 7261-2008 Basic Test Methods for Relay Protection and Safety Automatic Devices GB/T 9361 Computer Field Safety Requirements GB/T 11287 Electrical Relays - Part 21: Vibration, Shock Collision and seismic testing Part 1: Vibration testing (sinusoidal) GB/T13384 General technical conditions for packaging of mechanical and electrical products GB/T 14537 Impact and collision testing of measuring relays and protective 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