SAFETY NEWS
Providing the latest product safety knowledge and techniques monthly.
2020年9月 (第311期)
一、 UL 62368-1及UL 60950-1 對於電源類產品之Varistor的電壓要求
當輸入規格為AC時,Varistor(突波吸收器)需選用電壓規格大於產品電壓規格1.25倍以上的用料,而當產品有DC輸入規格時,由於大部分Varistor用料在UL認證中沒有DC規格,所以零件選用時應要確認UL認證的MCOV電壓,而這個電壓需要大於輸入電壓。
二、 IEC 60601-1醫療標準對於變壓器線圈繞組使用環繞膠帶做為絕緣之要求
依據 IEC 60601-1章節8.8.2指出,針對使用螺旋繞法(spirally)來做為絕緣功能的線材,必須要符合附錄 L 的相關要求如下:
- Annex L.2 Wire construction工法管控(線材規格書需標示層與層交疊的距離)。
- Annex L.3.1 Dielectric strength 耐壓測試(6000 Vac for Reinforced Insulation)。
- Annex L.3.2 Flexibility and adherence 彎曲性,耐拉性測試(對線材施加118 N力量後,線材還要通過耐壓測試)。
- Annex L.3.3 Heat Shock 熱沖擊測試(高溫225度後,線材還要通過耐壓測試,測試天數需參照IEC 60851-6規定)。
- Annex L.4 Routine testing 生產線耐壓測試(在生產時,需進行100%耐壓試驗, 3000 Vac for Reinforced Insulation)。
線材進行螺旋繞法(spirally)的示意圖
三、 資訊產品國際標準IEC/EN/UL 60950-1將於2020-12-20失效退場
隨著歐盟Office Journal 公告IEC/EN 60950-1即將於2020年底失效,且中國與台灣都已公告對應IEC 62368-1的國家標準預計實施日期,美洲、亞洲、大洋洲主要大多數國家公告採用對應IEC 62368-1的國家標準已經明朗,IEC 60950-1 測試報告用途與效用也日顯侷限。歐美發證單位也預告將修改過往提供IEC/EN 62368-1與IEC/EN 60950-1一起申請的優惠措施,不會再Bundle IEC/EN/UL62368-1與IEC 60950-1提供申請優惠或是縮減提供的優惠,建議製造商應該提早跟國外客戶討論是否有必要繼續申請IEC 60950-1,避免徒增額外認證申請成本。
四、 鼎安(SPC)的安規工程專家 — Eason
Eason為鼎安公司主任工程師,他於2014年進入鼎安服務迄今,累積4年以上的實驗室測試實務經驗,於2018年轉調工程部擔任專案工程師。
擅長ITAV資訊影音設備、電源供應器及網路伺服器…等,尤其是對於IEC 62368-1 2nd,IEC 62368-1 3rd,UL 8750,UL 1993與IEC 60601-1等標準要求十分熟悉,並且在"SPC NEWS"發表過許多相關新知與技術。
Eason擔任案件Handler與測試人員經驗分享並妥善安排案件進度,使每個案件順利進行,是SPC具潛力的安規工程專家,並預審查計於2021-06前取得IEC 62368-1 CB檢測報告審查簽署人資格。
五、 2020中華民國管理科學會 - 管理博士論文獎
本公司負責人Frank獲中華民國管理科學會頒發「2020富邦人壽管理博士佳作獎」。知識是企業經營最重要的資本,有效的管理知識不但是企業維持競爭優勢之關鍵要素,亦可作為管理者事業發展之憑藉,是現代企業領導人不可或缺的基本知識。Frank致力於產品安規檢測行業多年,獲獎應是理論結合實務的重要肯定。
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