Yalnizca The World and Modern Science
  • Environmental Management

    Filed under News
    Sep 12

    EMC (Electromagnetic Compatibility) refers to the ability of a device in the electromagnetic environment to function smoothly and thereby also cause yourself no electromagnetic interference, which could in turn interfere with other devices. The basis for the electromagnetic requirements, when our European EMC Directive. For all electronic / electrical devices that are marketed in the European economic market, must explain to the manufacturers or distributors, compliance with the EMC Directive by making a declaration of conformity and marking the product with the CE mark. To check whether prescribed limits or levels are observed, for example an EMC test at a laboratory accredited EMC test carried out under the werden.Im EMC tests are performed several tests, such as emission measurements (interference radiation) and Immunity measurements ( immunity). Moreover, there may ESD measurements and specific tests on the Power management, such as harmonics, flicker, voltage dips, … may be necessary.

    Both emission and Immunitymessungen distinction between field measurements and tests on wired signal lines or power lines, which are led out of the device. The field measurements are now usually conducted in an anechoic chamber, the specimen is placed on a turntable and an antenna at a defined distance (3m or 10m) of which is. After the EMC testing, and after compliance with all the required limits was occupied, we obtain as a customer by a testing laboratory test report, which is the basis for the CE conformity declaration with respect to the EMC. In addition to the EMC for electrical equipment and ensure compliance with the still low. To check whether this is the case, product safety tests. Here again, there are accredited laboratories offering such a service.

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