技術(shù)文章

DSH 525/54...

發(fā)布時(shí)間 2021.10.03

DSH 525Subject: Applied force for internal partsQuestion:In clause 13.2, it is specified that 2N for...

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DSH 557/55...

發(fā)布時(shí)間 2021.10.03

DSH 557Subject: Products employing plug-in laser transceiversQuestion:For equipment intended for use...

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DSH 540/54...

發(fā)布時(shí)間 2021.10.03

DSH 540Subject: Parts likely to be held or touched during normal use on a portable (laptop) computer...

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DSH 384（IE...

發(fā)布時(shí)間 2021.10.03

文前提示：本文解讀含大量個(gè)人偏見，勿直接對(duì)號(hào)入座，請(qǐng)保持清醒思考。Subject: Lithium Cell ProtectionQuestion:Clause 4.3.21 requires tha...

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DSH 560A/5...

發(fā)布時(shí)間 2021.10.03

DSH 560ASubject: Temperature limits of optoelectronic devices used for separationQuestion:During the...

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DSH 624A（G...

發(fā)布時(shí)間 2021.10.03

Subject: Humidity test requirementsQuestion:Various IEC standards have requirements for humidity / t...

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DSH 753（IE...

發(fā)布時(shí)間 2021.10.03

Subject: Capacitor discharge voltage measurementQuestion:The standards referenced include a test com...

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DSH 765（IE...

發(fā)布時(shí)間 2021.10.03

Subject: Vibration TestQuestion:Clause 12.1.2 states “TRANSPORTABLE APPARATUS intended to be used fo...

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