| 词条 | CISPR 22 |
| 释义 |
}} CISPR 22 is analog standard to European standard EN 55022. This is the standard that is very often referenced in all European EMC standards, defining measurement methods, measurement equipment, limit lines and interpretation of applicability of limit lines, starting from household appliances to medical devices. EN 55022 Information technology equipment. Radio disturbance characteristics. Limits and methods of measurement.ScopeStandard EN 55022 is applicable to information technology equipment (ITE). It defines information technology equipment as any equipment or device that operates with a rated supply voltage not exceeding 600 V, has a main function of entry, storage, display, retrieval, transmission, processing, switching, or control of data and equipment that could be used in combination with one or more terminal ports with the main function– information transfer. Equipment or device, with a main function of radio transmission or reception are not covered by standard EN 55022. ClassificationStandard EN 55022 divides equipment, devices and apparatus in two classes:[1] Class B- equipment, device and apparatus, that are intended to be used in the domestic environment and meets EN 55022 class B emission requirements; Class A- equipment, device and apparatus, that do not meet the EN 55022 class B emission requirements, but comply with EN 55022 class A emission requirements. References1. ^RF EMC Development 1 : Electromagnetic compatibility |
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