{"id":1448,"date":"2025-11-01T17:00:42","date_gmt":"2025-11-01T09:00:42","guid":{"rendered":"https:\/\/www.jingpengpcb.com\/?p=1448"},"modified":"2026-10-02T19:37:14","modified_gmt":"2026-10-02T11:37:14","slug":"ul","status":"publish","type":"post","link":"https:\/\/www.jingpengpcb.com\/en\/faq\/ul\/","title":{"rendered":"What is UL certification?"},"content":{"rendered":"

\u7f8e\u56fd\u4fdd\u9669\u5546\u5b9e\u9a8c\u5ba4\uff0c\u7b80\u79f0UL\uff08Underwriters Laboratories\uff09\uff0c\u6210\u7acb\u4e8e\u5927\u7ea6120\u5e74\u524d\u7684\u7f8e\u56fd\uff0c\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u8bbe\u65bd\uff0c\u4e13\u6ce8\u4e8e\u6d4b\u8bd5\u65b0\u4ea7\u54c1\u548c\u65b0\u6280\u672f\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u5982\u4eca\uff0cUL\u62e5\u6709\u904d\u5e03\u5168\u7403\u7684\u7f51\u7ad9\u548c\u5b9e\u9a8c\u5ba4\uff0c\u81f4\u529b\u4e8e\u4ea7\u54c1\u5b89\u5168\u9886\u57df\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8UL\u4ee5\u53ca\u5176\u5728PCB\u7535\u8def\u677f\u884c\u4e1a\u7684\u91cd\u8981\u6027\u3002<\/p>\n

\"Ul\"<\/p>\n

UL\u7684\u4f7f\u547d<\/h2>\n

UL\u7684\u4e3b\u8981\u4efb\u52a1\u662f\u6d4b\u8bd5\u5404\u79cd\u4ea7\u54c1\uff0c\u8ba4\u8bc1\u5236\u9020\u5546\uff0c\u5e76\u5236\u5b9a\u3001\u66f4\u65b0\u5e7f\u6cdb\u7684\u5de5\u4e1a\u548c\u5546\u4e1a\u9886\u57df\u7684\u5b89\u5168\u6807\u51c6\u3002\u5b83\u7684\u76ee\u6807\u662f\u786e\u4fdd\u6d88\u8d39\u8005\u548c\u4f01\u4e1a\u5728\u4f7f\u7528\u4ea7\u54c1\u65f6\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002UL\u7684\u8ba4\u8bc1\u5fbd\u6807\u5df2\u6210\u4e3a\u5168\u7403\u8303\u56f4\u5185\u4ea7\u54c1\u8d28\u91cf\u548c\u5b89\u5168\u6027\u7684\u8c61\u5f81\u3002<\/p>\n

UL\u4e0ePCB\u7535\u8def\u677f<\/h2>\n

\u5728PCB\u7535\u8def\u677f\u9886\u57df\uff0cUL\u5236\u5b9a\u4e86\u4e00\u4e9b\u91cd\u8981\u7684\u6807\u51c6\uff0c\u5176\u4e2d\u4e24\u4e2a\u4e3b\u8981\u6807\u51c6\u662fUL 796\u548cUL 94\u3002<\/p>\n

UL 796<\/h3>\n

UL 796\u662f\u7279\u5b9a\u4e8ePCB\u7535\u8def\u677f\u7684\u6807\u51c6\u3002\u5b83\u5305\u542b\u4e86\u8bb8\u591a\u6027\u80fd\u6d4b\u8bd5\uff0c\u7528\u4e8e\u6d4b\u91cfPCB\u7684\u957f\u671f\u53ef\u9760\u6027\u548c\u9632\u706b\u5b89\u5168\u6027\u3002\u5982\u679c\u4e00\u5757\u7535\u8def\u677f\u7b26\u5408UL 796\u7684\u8981\u6c42\uff0c\u5b83\u5c06\u83b7\u5f97UL\u8ba4\u8bc1\uff0c\u5e76\u88ab\u5141\u8bb8\u5728\u5e02\u573a\u4e0a\u9500\u552e\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0cUL\u786e\u4fdd\u4e86PCB\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\u3002<\/p>\n

UL 94<\/h3>\n

UL 94\u6807\u51c6\u662f\u7528\u4e8e\u6d4b\u8bd5\u5851\u6599\u6750\u6599\u53ef\u71c3\u6027\u7684\u6807\u51c6\u3002\u5728PCB\u5236\u9020\u4e2d\uff0c\u5851\u6599\u901a\u5e38\u7528\u4e8e\u7edd\u7f18\u5c42\u6216\u5916\u58f3\u3002UL 94\u6807\u51c6\u6307\u5b9a\u4e86\u4e0d\u540c\u7ea7\u522b\u7684\u53ef\u71c3\u6027\u6d4b\u8bd5\uff0c\u5176\u4e2dUL 94 V0\u662f\u6700\u9ad8\u7ea7\u522b\u3002<\/p>\n

\u8fd9\u8868\u793a\u5f53\u6750\u6599\u7684\u5782\u76f4\u6837\u54c1\u88ab\u5f15\u5165\u6d4b\u8bd5\u706b\u7130\u7136\u540e\u88ab\u79fb\u9664\u65f6\uff0c\u5b83\u5c06\u572810\u79d2\u5185\u81ea\u7184\uff0c\u4e0d\u4f1a\u6ef4\u51fa\u71c3\u70e7\u7684\u9897\u7c92\u3002UL 94\u6807\u51c6\u786e\u4fdd\u4e86\u5728PCB\u4e2d\u4f7f\u7528\u7684\u5851\u6599\u7684\u8010\u706b\u6027\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u4ea7\u54c1\u7684\u5b89\u5168\u6027\u3002<\/p>\n

UL\u6807\u5fd7\u7684\u610f\u4e49<\/h2>\n

\u5f53\u60a8\u5728\u4e00\u5757\u7535\u8def\u677f\u4e0a\u770b\u5230UL\u5fbd\u6807\u65f6\uff0c\u5b83\u4ee3\u8868\u7740\u4ee5\u4e0b\u51e0\u4e2a\u91cd\u8981\u4fe1\u606f\uff1a<\/p>\n

    \n
  1. \u6750\u6599\u8010\u706b\u6027<\/strong>: UL\u6807\u5fd7\u8868\u793a\u57fa\u7840\u6750\u6599\u7b26\u5408UL 94\u89c4\u5b9a\u7684\u53ef\u71c3\u6027\u6c34\u5e73\u3002\u5bf9\u4e8eFR4\u6750\u6599\uff0c\u6700\u9ad8\u7ea7\u522b\u662fUL 94 V0\uff0c\u786e\u4fdd\u5728\u706b\u7130\u6d4b\u8bd5\u4e2d\u4e0d\u4f1a\u4ea7\u751f\u6ef4\u843d\u3002<\/li>\n
  2. \u7535\u51fb\u7a7f\u503c<\/strong>: UL\u8ba4\u8bc1\u8fd8\u8981\u6c42\u57fa\u7840\u6750\u6599\u7b26\u5408\u6307\u5b9a\u7684\u7535\u51fb\u7a7f\u6216\u6bd4\u8f83\u8ddf\u8e2a\u6307\u6570\uff08CTI\uff09\u503c\u3002\u8fd9\u786e\u4fdd\u4e86\u7535\u8def\u677f\u7684\u7edd\u7f18\u6027\u80fd\u5728\u7535\u538b\u5e94\u529b\u4e0b\u4e0d\u4f1a\u7834\u574f\uff0c\u63d0\u9ad8\u4e86\u7535\u8def\u677f\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002<\/li>\n<\/ol>\n

    Eurocircuits\u4e0eUL<\/h2>\n

    Eurocircuits\u4f5c\u4e3a\u4e00\u5bb6\u4e13\u4e1a\u7684PCB\u5236\u9020\u5546\uff0c\u6ce8\u91cd\u4ea7\u54c1\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\u3002\u6211\u4eec\u4f7f\u7528\u7b26\u5408UL\u6807\u51c6\u7684Isola\u548cNan Ya FR4\u6750\u6599\uff0c\u786e\u4fdd\u6211\u4eec\u7684\u7535\u8def\u677f\u5728\u6750\u6599\u7684\u8010\u706b\u6027\u548c\u7535\u7edd\u7f18\u6027\u80fd\u65b9\u9762\u7b26\u5408\u8981\u6c42\u3002<\/p>\n

    \u56e0\u6b64\uff0c\u5f53\u60a8\u5728Eurocircuits\u7684\u7535\u8def\u677f\u4e0a\u770b\u5230UL\u5fbd\u6807\u65f6\uff0c\u53ef\u4ee5\u653e\u5fc3\u5730\u77e5\u9053\u8fd9\u5757\u7535\u8def\u677f\u662f\u7ecf\u8fc7\u8ba4\u8bc1\u7684\uff0c\u7b26\u5408\u9ad8\u6807\u51c6\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\u8981\u6c42\u3002<\/p>\n

    UL\uff08Underwriters Laboratories\uff09\u662f\u4e00\u4e2a\u5168\u7403\u77e5\u540d\u7684\u5b89\u5168\u79d1\u5b66\u516c\u53f8\uff0c\u8d1f\u8d23\u5bf9\u4ea7\u54c1\u8fdb\u884c\u6d4b\u8bd5\u548c\u8ba4\u8bc1\uff0c\u4ee5\u786e\u4fdd\u5176\u7b26\u5408\u76f8\u5173\u7684\u5b89\u5168\u6807\u51c6\u3002<\/p>\n

    \u5728UL\u7684\u8ba4\u8bc1\u8fc7\u7a0b\u4e2d\uff0c\u6d89\u53ca\u5230\u8bb8\u591a\u7279\u5b9a\u7684\u672f\u8bed\u548c\u6d41\u7a0b\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u4e86\u89e3UL\u8ba4\u8bc1\u7684\u5185\u5e55\u3002<\/p>\n

    1. “AL” LISTING\uff0c CLASSIFICATION OR RECOGNITION\uff08\u591a\u91cd\u5217\u540d\u6216\u8ba4\u53ef\uff09<\/h2>\n

    \u8fd9\u662f\u7531\u7533\u8bf7\u4eba\u63d0\u51fa\u7533\u8bf7\u5e76\u6388\u6743\uff0c\u4ee5\u4e0d\u540c\u4e8e\u7533\u8bf7\u4eba\uff08\u5217\u540d\u4eba\uff09\u7684\u53e6\u4e00\u65b9\u7684\u540d\u4e49\u5efa\u7acb\u7684\u5217\u540d\u6216\u8ba4\u53ef\u670d\u52a1\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u8fd9\u662f\u4e00\u79cd\u5141\u8bb8\u7b2c\u4e09\u65b9\u4ee3\u8868\u60a8\u8fdb\u884cUL\u8ba4\u8bc1\u7684\u8fc7\u7a0b\u3002<\/p>\n

    2. AGENT\uff08\u4ee3\u7406\uff09<\/h2>\n

    \u4ee3\u7406\u662f\u53d7\u7533\u8bf7\u4eba\u59d4\u6258\u7684\u4e2a\u4eba\u6216\u4f01\u4e1a\uff0c\u4ee3\u8868\u7533\u8bf7\u4eba\u4e0eUL\u4e4b\u95f4\u8fdb\u884c\u5404\u79cd\u6d3b\u52a8\u3002\u4ed6\u4eec\u5728\u7533\u8bf7\u4eba\u7684\u540d\u4e49\u4e0b\u4e0eUL\u5408\u4f5c\uff0c\u786e\u4fdd\u4ea7\u54c1\u7b26\u5408\u5b89\u5168\u6807\u51c6\u3002<\/p>\n

    3. APPEALS PROCEDURE\uff08\u7533\u8bc9\u7a0b\u5e8f\uff09<\/h2>\n

    \u5982\u679c\u5ba2\u6237\u5bf9\u5de5\u7a0b\u6d4b\u8bd5\u6216\u8ddf\u8e2a\u68c0\u9a8c\u7684\u7ed3\u679c\u6709\u4e0d\u540c\u610f\u89c1\uff0c\u53ef\u4ee5\u4e0e\u76f8\u5173\u7684\u5de5\u7a0b\u5e08\u6216\u73b0\u573a\u4ee3\u8868\u8ba8\u8bba\uff0c\u800c\u4e0d\u5fc5\u62c5\u5fc3\u5371\u53ca\u4ee5\u540e\u7684\u7ed3\u8bba\u3002\u5982\u679c\u5728\u8fd9\u4e00\u5c42\u6b21\u4e2d\u4e0d\u80fd\u5f97\u5230\u6ee1\u610f\u7684\u7b54\u590d\uff0c\u5ba2\u6237\u53ef\u4ee5\u5411\u66f4\u9ad8\u4e00\u5c42\u63d0\u51fa\u7533\u8bc9\uff0c\u76f4\u81f3\u603b\u88c1\u3002\u8fd9\u786e\u4fdd\u4e86\u516c\u6b63\u548c\u900f\u660e\u7684\u8ba4\u8bc1\u8fc7\u7a0b\u3002<\/p>\n

    4. APPENDIX\uff08\u9644\u9875\uff09<\/h2>\n

    \u9644\u9875\u662f\u8ba4\u8bc1\u7ec6\u5219\u7684\u4e00\u90e8\u5206\uff0c\u5176\u4e2d\u5305\u62ec\u5de5\u5382\u548c\u73b0\u573a\u4ee3\u8868\u7684\u8d23\u4efb\u4ee5\u53ca\u5bf9\u76f8\u5173\u6d4b\u8bd5\u7684\u8981\u6c42\u3002\u5b83\u4e5f\u53ef\u80fd\u63cf\u8ff0\u9001\u5f80UL\u7684\u6837\u54c1\u6240\u505a\u7684\u6d4b\u8bd5\u3002\u8fd9\u4e9b\u9644\u52a0\u4fe1\u606f\u5bf9\u4e8e\u5b8c\u6574\u7684\u8ba4\u8bc1\u6d41\u7a0b\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

    5. APPLICANT\uff08\u7533\u8bf7\u4eba\uff09<\/h2>\n

    \u7533\u8bf7\u4eba\u662f\u5411UL\u7533\u8bf7\u5bf9\u5176\u90e8\u4ef6\u3001\u4ea7\u54c1\u6216\u7cfb\u7edf\u8fdb\u884c\u6d4b\u8bd5\u7684\u4f01\u4e1a\u6216\u4e2a\u4eba\u3002\u5728\u6cd5\u5f8b\u4e0a\uff0c\u8fd9\u4e00\u65b9\u5c06\u8d1f\u8d23\u6d4b\u8bd5\u548c\u8ddf\u8e2a\u670d\u52a1\u7684\u8d39\u7528\uff0c\u5e76\u5bf9\u4e0e\u6d4b\u8bd5\u7ed3\u679c\u76f8\u5173\u7684\u6240\u6709\u4fe1\u606f\u62e5\u6709\u6743\u5229\u3002\u7533\u8bf7\u4eba\u4e5f\u53ef\u4ee5\u9009\u62e9\u59d4\u6258\u4ee3\u7406\u8fdb\u884cUL\u8ba4\u8bc1\u3002<\/p>\n

    6. AUTHORIZATION PAGE\uff08\u6388\u6743\u9875\uff09<\/h2>\n

    \u6388\u6743\u9875\u5b58\u6863\u5728\u8ddf\u8e2a\u670d\u52a1\u5de5\u5382\u68c0\u9a8c\u7ec6\u5219\u6700\u524d\u9762\u7684\u4e00\u9875\uff0c\u4ee5\u6388\u6743\u76f8\u5e94\u7684\u8ddf\u8e2a\u68c0\u9a8c\u670d\u52a1\uff08L\u7c7b\u6216R\u7c7b\uff09\u548c\u5141\u8bb8\u7684\u8ba4\u8bc1\u6807\u5fd7\u3002\u8fd9\u662fUL\u8ba4\u8bc1\u7684\u6b63\u5f0f\u6587\u4ef6\u3002<\/p>\n

    7. CATEGORY CONTROL NUMBER\uff08CCN\uff09\uff08\u7c7b\u522b\u63a7\u5236\u53f7\uff09<\/h2>\n

    CCN\u662fUL\u5217\u540d\u3001\u8ba4\u53ef\u3001\u5206\u7c7b\u670d\u52a1\u4e2d\u4e0d\u540c\u7684\u4ea7\u54c1\u7c7b\u522b\u7684\u5b57\u7b26\u8868\u793a\u5f62\u5f0f\u3002\u6bcf\u4e2a\u4ea7\u54c1\u7c7b\u522b\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684CCN\uff0c\u7528\u4e8e\u8bc6\u522b\u548c\u533a\u5206\u4e0d\u540c\u7c7b\u578b\u7684\u4ea7\u54c1\u3002\u8fd9\u6709\u52a9\u4e8e\u7ba1\u7406\u548c\u8ddf\u8e2a\u5404\u79cd\u8ba4\u8bc1\u670d\u52a1\u3002<\/p>\n

    8. COMPONENT\uff08\u96f6\u90e8\u4ef6\uff09<\/h2>\n

    \u96f6\u90e8\u4ef6\u662f\u4ea7\u54c1\u7684\u4e00\u90e8\u5206\uff0c\u9700\u8981\u5355\u72ec\u6d4b\u8bd5\u5176\u6027\u80fd\u548c\u7ed3\u6784\u3002\u9664\u4e86\u53c2\u4e0e\u6574\u4e2a\u4ea7\u54c1\u7684\u6d4b\u8bd5\u5916\uff0c\u96f6\u90e8\u4ef6\u53ef\u80fd\u9700\u8981\u989d\u5916\u7684\u6d4b\u8bd5\u3002\u8fd9\u4e9b\u96f6\u90e8\u4ef6\u53ef\u4ee5\u662f\u5217\u540d\u3001\u8ba4\u53ef\u6216\u975e\u5217\u540d\u90e8\u4ef6\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5176\u6027\u8d28\u548c\u7528\u9014\u3002<\/p>\n

    9. CONDITION OF ACCEPTABILITY\uff08\u9002\u7528\u7684\u6761\u4ef6\uff09<\/h2>\n

    \u8fd9\u4e9b\u6761\u4ef6\u5217\u5728\u8ba4\u53ef\u6216\u975e\u5217\u540d\u96f6\u90e8\u4ef6\u7684\u62a5\u544a\u4e2d\uff0c\u4f46\u4e0d\u4f5c\u4e3a\u73b0\u573a\u4ee3\u8868\u7684\u68c0\u9a8c\u4f9d\u636e\u3002\u5b83\u4eec\u57fa\u4e8e\u6d4b\u8bd5\u7684\u7ed3\u679c\uff0c\u6807\u660e\u4e86\u8be5\u96f6\u90e8\u4ef6\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u4f7f\u7528\u65f6\u7684\u9650\u5236\u548c\u6761\u4ef6\u3002\u8fd9\u6709\u52a9\u4e8e\u786e\u4fdd\u4ea7\u54c1\u5728\u5b89\u5168\u7684\u8303\u56f4\u5185\u8fd0\u884c\u3002<\/p>\n

    10. CONTROL NUMBER\uff08\u63a7\u5236\u53f7\uff09<\/h2>\n

    \u63a7\u5236\u53f7\u662fUL\u8ba4\u53ef\u6807\u8bb0\u7684\u56db\u4e2a\u53ef\u80fd\u7684\u7ec4\u6210\u90e8\u5206\u4e4b\u4e00\uff0c\u7531UL\u6307\u5b9a\u3002\u4e0d\u540c\u7684\u4ea7\u54c1\u7c7b\u522b\u548c\u8ddf\u8e2a\u670d\u52a1\u53ef\u80fd\u4f1a\u6709\u4e0d\u540c\u7684\u63a7\u5236\u53f7\uff0c\u4ee5\u786e\u4fdd\u552f\u4e00\u6027\u3002<\/p>\n

    11. FACTORY IDENTIFICATION\uff08\u5de5\u5382\u6807\u8bc6\uff09<\/h2>\n

    \u5de5\u5382\u6807\u8bc6\u662f\u7531\u751f\u4ea7\u540c\u4e00\u4ea7\u54c1\u7684\u4e0d\u540c\u5de5\u5382\u91c7\u7528\u7684\u8bc6\u522b\u6807\u8bb0\uff0c\u7528\u4e8e\u533a\u5206\u67d0\u4e00\u4ea7\u54c1\u662f\u5728\u54ea\u4e2a\u5de5\u5382\u751f\u4ea7\u7684\u3002\u8fd9\u6709\u52a9\u4e8e\u8ddf\u8e2a\u4ea7\u54c1\u7684\u6765\u6e90\u548c\u5236\u9020\u8fc7\u7a0b\u3002<\/p>\n

    12. FACTORY INSPECTION\uff08\u5de5\u5382\u68c0\u9a8c\uff09<\/h2>\n

    \u5de5\u5382\u68c0\u9a8c\u662fUL\u8ba4\u8bc1\u7684\u4e00\u90e8\u5206\uff0cUL\u5de5\u7a0b\u5e08\u4f1a\u524d\u5f80\u5de5\u5382\u8fdb\u884c\u68c0\u67e5\uff0c\u4ee5\u786e\u4fdd\u4ea7\u54c1\u7684\u5236\u9020\u8fc7\u7a0b\u7b26\u5408UL\u7684\u6807\u51c6\u548c\u8981\u6c42\u3002\u8fd9\u6709\u52a9\u4e8e\u786e\u4fdd\u4ea7\u54c1\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\u3002<\/p>\n

    \u901a\u8fc7\u4e86\u89e3\u8fd9\u4e9bUL\u4e13\u7528\u672f\u8bed\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3UL\u8ba4\u8bc1\u7684\u8fc7\u7a0b\u548c\u610f\u4e49\u3002UL\u8ba4\u8bc1\u662f\u786e\u4fdd\u4ea7\u54c1\u8d28\u91cf\u548c\u5b89\u5168\u6027\u7684\u91cd\u8981\u6b65\u9aa4\uff0c\u5bf9\u4e8e\u5236\u9020\u5546\u548c\u6d88\u8d39\u8005\u6765\u8bf4\u90fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

    Conclusion<\/h2>\n

    UL\uff0c\u7f8e\u56fd\u4fdd\u9669\u5546\u5b9e\u9a8c\u5ba4\uff0c\u662f\u4e00\u4e2a\u4e13\u6ce8\u4e8e\u4ea7\u54c1\u5b89\u5168\u7684\u72ec\u7acb\u5b9e\u9a8c\u5ba4\u548c\u8ba4\u8bc1\u673a\u6784\u3002\u5728PCB\u7535\u8def\u677f\u5236\u9020\u4e2d\uff0cUL\u7684\u6807\u51c6\u5982UL 796\u548cUL 94\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u786e\u4fdd\u4e86\u4ea7\u54c1\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\u3002<\/p>\n

    UL\u8ba4\u8bc1\u7684\u7535\u8def\u677f\u5fbd\u6807\u4ee3\u8868\u7740\u9ad8\u54c1\u8d28\u548c\u53ef\u9760\u6027\uff0c\u5bf9\u4e8e\u5236\u9020\u5546\u548c\u6d88\u8d39\u8005\u6765\u8bf4\u90fd\u662f\u4e00\u4e2a\u53ef\u4fe1\u8d56\u7684\u6807\u5fd7\u3002<\/p>\n

     <\/p>\n

    \n

    Frequently Asked Questions<\/h2>\n

    1. UL\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n

    UL\u4ee3\u8868\u7f8e\u56fd\u4fdd\u9669\u5546\u5b9e\u9a8c\u5ba4\uff08Underwriters Laboratories\uff09\uff0c\u5b83\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u8bbe\u65bd\u548c\u8ba4\u8bc1\u673a\u6784\uff0c\u4e13\u6ce8\u4e8e\u6d4b\u8bd5\u4ea7\u54c1\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u3002<\/p>\n

    2. UL\u6807\u5fd7\u5728\u7535\u8def\u677f\u4e0a\u6709\u4ec0\u4e48\u542b\u4e49\uff1f<\/h3>\n

    UL\u6807\u5fd7\u8868\u793a\u8be5\u7535\u8def\u677f\u5df2\u901a\u8fc7UL\u7684\u6d4b\u8bd5\u548c\u8ba4\u8bc1\uff0c\u7b26\u5408UL\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u6807\u51c6\uff0c\u5177\u6709\u9ad8\u8d28\u91cf\u548c\u5b89\u5168\u6027\u3002<\/p>\n

    3. \u4e3a\u4ec0\u4e48UL\u8ba4\u8bc1\u5bf9PCB\u7535\u8def\u677f\u5236\u9020\u5f88\u91cd\u8981\uff1f<\/h3>\n

    UL\u8ba4\u8bc1\u786e\u4fdd\u4e86\u7535\u8def\u677f\u7684\u8d28\u91cf\u548c\u5b89\u5168\u6027\uff0c\u63d0\u9ad8\u4e86\u5236\u9020\u5546\u7684\u4fe1\u8a89\uff0c\u5e76\u5411\u6d88\u8d39\u8005\u4f20\u9012\u4e86\u4ea7\u54c1\u7684\u9ad8\u54c1\u8d28\u548c\u53ef\u9760\u6027\u3002UL\u8ba4\u8bc1\u7684\u7535\u8def\u677f\u5f80\u5f80\u66f4\u5bb9\u6613\u5728\u5e02\u573a\u4e0a\u9500\u552e\u3002<\/p>","protected":false},"excerpt":{"rendered":"

    \u7f8e\u56fd\u4fdd\u9669\u5546\u5b9e\u9a8c\u5ba4\uff0c\u7b80\u79f0UL\uff08Underwriters Laboratories\uff09\uff0c\u6210\u7acb\u4e8e\u5927\u7ea6120\u5e74\u524d\u7684\u7f8e\u56fd\uff0c […]<\/p>\n","protected":false},"author":1,"featured_media":12267,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"slim_seo":{"title":"What is UL certification?","description":"What is UL certification? This article explains the content of the two PCB-related standards\u2014UL 796 and UL 94\u2014the classification of flame retardancy ratings, and the significance of the UL mark in product safety and export compliance."},"_slim_seo_primary_term_category":0,"_slim_seo_primary_term_post_tag":0,"footnotes":""},"categories":[27],"tags":[376],"class_list":["post-1448","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq","tag-ul"],"_links":{"self":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/1448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/comments?post=1448"}],"version-history":[{"count":1,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/1448\/revisions"}],"predecessor-version":[{"id":19194,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/1448\/revisions\/19194"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/media\/12267"}],"wp:attachment":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/media?parent=1448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/categories?post=1448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/tags?post=1448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}