ChinaAutoRegs\uff5cGB\/T 21437.1-2021\u82f1\u6587\u7248\u7ffb\u8bd1 \u9053\u8def\u8f66\u8f86 \u7535\u6c14\/\u7535\u5b50\u90e8\u4ef6\u5bf9\u4f20\u5bfc\u548c\u8026\u5408\u5f15\u8d77\u7684\u7535\u9a9a\u6270\u8bd5\u9a8c\u65b9\u6cd5 \u7b2c1\u90e8\u5206\uff1a\u5b9a\u4e49\u548c\u4e00\u822c\u89c4\u5b9a
\nRoad Vehicles\u2014Test Method of Electrical Disturbances from Conduction and Coupling\u2014Part 1: Definitions and General Considerations<\/p>\n
<\/p>\n
1 SCOPE<\/p>\n
This document specifies the test conditions of conducted emission of electrical transients and immunity testing and the function performance status classification of electrical\/electronic components (EEC).
\nThis document is applicable to the EECs for vehicles of Categories M, N, O and L.<\/p>\n
2 NORMATIVE REFERENCES<\/p>\n
The following referenced documents are indispensable for the application of this document. For dated references, only the editions cited apply. For undated references, the latest editions of the normative document (including any amendments) apply.
\nGB\/T 29259 Road Vehicle – Electromagnetic Compatibility Terminology
\nGB\/T 33014.1-2016 Road Vehicles-Component Test Methods for Electrical\/Electronic Disturbances from Narrowband Radiated Electromagnetic Energy – Part 1: General (ISO 11452-1: 2005, MOD)<\/p>\n
3 TERMS AND DEFINITIONS<\/p>\n
For the purpose of this document, the terms and definitions given in GB\/T 29259 and the followings apply.
\n3.1
\ncapacitive coupling clamp (CCC)
\nspecial fixture that facilitates capacitive coupling of fast transient test pulses into signal lines under test without any galvanic connection to the terminals of the circuits, or any other part of the device under test (DUT)
\n3.2
\ndegradation (of performance)
\nundesired departure in the operational performance of any device, equipment or system from its intended performance
\nNote: The term “degradation\u201d can apply to temporary or permanent failure.<\/p>\n
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