SAFETY NEWS
Providing the latest product safety knowledge and techniques monthly.
2025年4月 (第366期)
一、 插牆式行動電源申請BSMI認證的使用標準注意事項
插牆式行動電源(Plug-in Battery Bank)具備電源供應器與行動電源的功能,申請標準依使用方式來區分如下:
1) 產品中的行動電源「不可」拆卸下來單獨使用,整體需符合標準如下
- CNS 14336-1
- CNS 15364
- CNS 13438
2) 產品的行動電源「可」拆卸下來單獨使用,電源供應器與行動電源需符合標準如下
a) 行動電源+電源供應器一起販售
- CNS 14336-1
- CNS 15364
- CNS 13438
b) 行動電源單獨販售
- CNS 14336-1
- CNS 15364
- CNS 13438
c) 電源供應器單獨販售
- CNS 15598-1
- CNS 13438
由於行動電源目前在BSMI的商品號列中,檢驗標準仍是CNS 14336-1,所以還不接受新標準CNS 15598-1
二、 電源供應器含AC Inlet申請BSMI CNS15598-1標準可受理符合UL 60320-1 或 CSA C22.2 No.60320-1之用料
依據BSMI114年1月份的檢測一致性會議紀錄,對於電源供應器常用的重要零件,電器插接器(AC Inlet)除了原本可以接受的IEC/EN 60320-1或BSMI 自願性認證(VPC)外,也可以接受UL 60320-1 或 CSA C22.2 No.60320-1認證,詳見以下說明:
1. 確認認證標準為UL 60320-1:
UL認證的AC Inlet目前認證標準同時有UL498與UL 60320-1,不可直接允收僅有UL 498認證的AC Inlet。詳見以下範例說明。
2. 重要零組件一覽表要求:
重要零組件一覽表上AC Inlet之「驗證標準」 欄位中應載明 UL 或 CSA 認證並說明符合 IEC 60320-1。
3. 高功率電源供應器(Output>1000W或Input >10A)的應用
Full Range(100-240V AC)高功率電源供應器因為100-200V Input電壓區間Input 電流往往超過10A,過往因為C14 type AC Inlet 歐規EN IEC 60320-1認證的規格只有250V/10A,當電源供應器規格>10A時以往只接受電器插接器評估BSMI 的VPC(自願性產品驗證),追加100-120V/15A的規格,目前可以接受UL/CSA 60320-1認證的零件,可以大幅增加製造商採用零件的彈性。
UL認證AC Inlet範例說明:
同一家AC Inlet廠商的UL認證產品不一定都已經符合UL 60320-1,需要從UL Product iQ 上確認,如下範例:並要與電器插接器廠商要求UL 60320-1報告來確認實際認證規格是否符合。
三、 醫電標準IEC 60601-1評估保險絲或類似過電流保護絕緣距離注意事項
當產品的設計是從Supply mains輸入供電,其產品輸入端安裝的保險絲或類似的過電流保護裝置,在申請IEC 60601-1時會有需符合一個MOOP等級的絕緣距離要求。
從IEC 60601-1的Table 13,Table 14 and Table 16來看,以一般輸入100-240 V a.c., 在海拔高度2000公尺以下地區使用的產品,一個MOOP等級的絕緣距離要求為Clearances 2.0 mm / Creepage 2.5 mm。
所以在設計產品時,可以從下面的狀況,用上述的絕緣距離來先確定是否符合要求。
- 保險絲兩端之間的距離。
- 保險絲安裝在PWB TRACE面之間的距離。
- 其他零件因施10N力而倒向保險絲,可能造成距離不足。
- 保險絲因施10N力而倒向其他零件,可能造成距離不足。
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