This part of IEC 60068 provides a description of test methods and guidance for testing of equipment or components under combined temperature or temperature and humidity with low air pressure tests. The object of combined testing is to investigate to what extent the equipment or components are affected by combined temperature or temperature and humidity with low air pressure tests. The method of combined tests detects electrical, mechanical or other physical variations.
Số hiệu tiêu chuẩn
IEC 60068-2-39*CEI 60068-2-39
Tên tiêu chuẩn
Environmental testing - Part 2-39: Tests - Tests and guidance: Combined temperature or temperature and humidity with low air pressure tests
Ngày phát hành
2015-09-00
Từ khóa
Aftercare * Air temperatures * Atmospheric pressure * Changes of temperature * Climate * Climatic tests * Climatic zones * Coldness * Components * Connectored joints * Damp-heat tests * Degree of sharpness * Electrical engineering * Electronic equipment and components * Electrotechnical products * Environment * Environmental testing * Final measurements * Heat * Humidity * Humidity stress * Initial measurements * Instruments * Low pressure * Materials testing * Moisture * Preconditioning * Pressure compensation * Products * Resistance * Specimens * Stress * Suitability * Temperature * Temperature control * Test atmospheres * Test chamber * Test sequence * Testing * Testing devices * Thermal-cycling tests * Checking equipment * Pretreatment
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