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Singapore Standards Package/Series ISO IEC

2561 Results. Sorry, we cannot find result for ("vellfire vs 2020的差别") , perhaps what you trying to look for are …

IEC 60068-2-80:2005 [Current]

Environmental testing - Part 2-80: Tests - Test Fi: Vibration - Mixed mode

IEC 60068-2-83:2011 [Revised]

Environmental testing - Part 2-83: Tests - Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste

IEC 60068-2-83:2025 [Current]

Environmental testing - Part 2-83: Tests - Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste

IEC 60068-2-83:2025 RLV [Current]

Environmental testing - Part 2-83: Tests - Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste

IEC 60068-3-3:2019 [Current]

Environmental testing - Part 3-3: Supporting documentation and guidance - Seismic test methods for equipment

...De plus, du fait des non- linarits, les rponses de rsonance aux niveaux levs peuvent diffrer en frquence et en amortissement de celles enregistres des niveaux infrieurs, et certaines rsonances peuvent tre invisibles faible excitation...
...2, mme si la recherche et ltude des frquences critiques ne dtectent aucune frquence critique, aucune garantie nest donne quelles napparaissent pas des niveaux dexcitation plus levs...

IEC 60068-3-3:2019 RLV [Current]

Environmental testing - Part 3-3: Supporting documentation and guidance - Seismic test methods for equipment

...De plus, du fait des non- linarits, les rponses de rsonance aux niveaux levs peuvent diffrer en frquence et en amortissement de celles enregistres des niveaux infrieurs, et certaines rsonances peuvent tre invisibles faible excitation...
...2, mme si la recherche et ltude des frquences critiques ne dtectent aucune frquence critique, aucune garantie nest donne quelles napparaissent pas des niveaux dexcitation plus levs...

IEC 60076-21:2011 [Revised]

Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators

IEC 60076-22-8:2021 [Current]

Power transformers - Part 22-8: Power transformer and reactor fittings - Devices suitable for use in communication networks

IEC 60079-11:2011 [Revised]

Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"

...1 Safety factor vs ignition probablity...
...1 Safety factor vs ignition probablity Safety Factor of Test Gas 10 5 10 4 10 3 10 2 10 1 10 0 1 10 Probability of Ignition Pr - Simple circuit Pr - Table H...
...Question Pour lun ou lautre des niveaux de protection ia ou ib, quels sont les dispositifs de limitation de courant qui doivent tre dsactivs (ou encore non installs, mis en court-circuit ou retirs) selon lIEC 60079-11:2011, 10...

IEC 60079-11:2011 RLV [Revised]

Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"

...1 Safety factor vs ignition probablity...
...1 Safety factor vs ignition probablity Safety Factor of Test Gas 10 5 10 4 10 3 10 2 10 1 10 0 1 10 Probability of Ignition Pr - Simple circuit Pr - Table H...
...Question Pour lun ou lautre des niveaux de protection ia ou ib, quels sont les dispositifs de limitation de courant qui doivent tre dsactivs (ou encore non installs, mis en court-circuit ou retirs) selon lIEC 60079-11:2011, 10...

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