{"id":12515,"date":"2024-04-23T18:17:36","date_gmt":"2024-04-23T10:17:36","guid":{"rendered":"https:\/\/boqiled.com\/?p=12515"},"modified":"2025-12-03T17:14:48","modified_gmt":"2025-12-03T09:14:48","slug":"understanding-wiring-is-the-black-wire-positive-or-negative","status":"publish","type":"post","link":"https:\/\/boqiled.com\/zh\/understanding-wiring-is-the-black-wire-positive-or-negative\/","title":{"rendered":"\u7406\u89e3\u63a5\u7ebf\uff1a\u9ed1\u7ebf\u662f\u6b63\u6781\u8fd8\u662f\u8d1f\u6781\uff1f"},"content":{"rendered":"<p>\u7535\u529b\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\u3002\u5b83\u7167\u4eae\u6211\u4eec\u7684\u5bb6\u56ed\uff0c\u4e3a\u6211\u4eec\u7684\u7535\u5668\u63d0\u4f9b\u52a8\u529b\u3002\u4f46\u5982\u679c\u5904\u7406\u4e0d\u5f53\uff0c\u5b83\u4e5f\u53ef\u80fd\u5e26\u6765\u5371\u9669\u3002\u56e0\u6b64\uff0c\u7406\u89e3\u5e03\u7ebf\u89c4\u8303\uff0c\u5c24\u5176\u662f\u4e0d\u540c\u7535\u7ebf\u7684\u6781\u6027\uff0c\u81f3\u5173\u91cd\u8981\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u4e00\u4e2a\u5e38\u89c1\u95ee\u9898\uff1a\u9ed1\u7ebf\u662f\u6b63\u6781\u8fd8\u662f\u8d1f\u6781\uff1f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7535\u6c14\u5e03\u7ebf\u4e2d\u7684\u989c\u8272\u7f16\u7801<\/h2>\n\n\n\n<p>\u7535\u6c14\u5e03\u7ebf\u4e2d\u7684\u989c\u8272\u7f16\u7801\u5728\u786e\u4fdd\u5b89\u5168\u6027\u548c\u6548\u7387\u65b9\u9762\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5386\u53f2\u4e0a\uff0c\u7535\u7ebf\u989c\u8272\u5e2e\u52a9\u7535\u5de5\u548cDIY\u7231\u597d\u8005\u5feb\u901f\u8bc6\u522b\u6bcf\u6839\u7535\u7ebf\u7684\u529f\u80fd\u3002\u867d\u7136\u4e0d\u540c\u56fd\u5bb6\u53ef\u80fd\u91c7\u7528\u4e0d\u540c\u7684\u6807\u51c6\uff0c\u4f46\u67d0\u4e9b\u7535\u7ebf\u989c\u8272\u5728\u5168\u7403\u8303\u56f4\u5185\u5f97\u5230\u666e\u904d\u8ba4\u53ef\uff0c\u786e\u4fdd\u5168\u7403\u7535\u6c14\u7cfb\u7edf\u7684\u4e00\u81f4\u6027\u3002.<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5728\u7f8e\u56fd\u7684\u5927\u591a\u6570\u4f4f\u5b85\u548c\u5546\u4e1a\u5e03\u7ebf\u7cfb\u7edf\u4e2d\uff0c\u9ed1\u7ebf\u901a\u5e38\u7528\u4f5c\u706b\u7ebf\u3002\u8fd9\u4e9b\u7535\u7ebf\u5c06\u7535\u529b\u4ece\u914d\u7535\u677f\u4f20\u8f93\u5230\u76ee\u7684\u5730\u2014\u2014\u65e0\u8bba\u662f\u706f\u5177\u3001\u63d2\u5ea7\u8fd8\u662f\u7535\u5668\u3002\u8fd9\u79cd\u6807\u51c6\u5316\u6709\u52a9\u4e8e\u9632\u6b62\u7535\u6c14\u4e8b\u6545\uff0c\u5e76\u786e\u4fdd\u4efb\u4f55\u7ef4\u62a4\u6216\u7ef4\u4fee\u90fd\u80fd\u5b89\u5168\u6709\u6548\u5730\u8fdb\u884c\u3002.<\/p>\n\n\n\n<p>\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u6b27\u6d32\u56fd\u5bb6\u901a\u5e38\u91c7\u7528\u4e0d\u540c\u7684\u989c\u8272\u65b9\u6848\u3002\u4f8b\u5982\uff0c\u5728\u82f1\u56fd\uff0c\u706b\u7ebf\u901a\u5e38\u4e3a\u68d5\u8272\u3002\u8fd9\u79cd\u6807\u51c6\u5dee\u5f02\u53ef\u80fd\u4f1a\u8ba9\u4e60\u60ef\u7f8e\u56fd\u5e03\u7ebf\u89c4\u8303\u7684\u4eba\u611f\u5230\u56f0\u60d1\u3002\u7136\u800c\uff0c\u4e86\u89e3\u672c\u56fd\u7279\u5b9a\u7684\u5e03\u7ebf\u989c\u8272\u5bf9\u4e8e\u5b89\u5168\u7684\u7535\u6c14\u5b9e\u8df5\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n\n\n\n<p>\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5b9e\u9645\u4f8b\u5b50\u6765\u8bf4\u660e\u5982\u4f55\u5e94\u7528\u8fd9\u4e00\u77e5\u8bc6\uff1a<\/p>\n\n\n\n<p>\u60f3\u8c61\u4e00\u4f4d\u623f\u4e3b\u5c1d\u8bd5\u5b89\u88c5\u540a\u6247\u3002\u5728\u7f8e\u56fd\uff0c\u4ed6\u4eec\u4f1a\u671f\u671b\u5c06\u98ce\u6247\u7684\u7535\u6e90\u7ebf\u8fde\u63a5\u5230\u5bb6\u4e2d\u5e03\u7ebf\u7684\u9ed1\u7ebf\u4e0a\u3002\u5982\u679c\u4ed6\u4eec\u5728\u82f1\u56fd\uff0c\u4ed6\u4eec\u4f1a\u5bfb\u627e\u68d5\u8272\u7ebf\u3002\u4e86\u89e3\u6240\u5728\u4f4d\u7f6e\u706b\u7ebf\u7684\u6b63\u786e\u989c\u8272\u6709\u52a9\u4e8e\u9632\u6b62\u89e6\u7535\u98ce\u9669\u6216\u9519\u8bef\u5b89\u88c5\u3002.<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u4e2d\u6027\u7ebf\uff08\u901a\u8fc7\u5c06\u7535\u6d41\u8fd4\u56de\u7535\u6e90\u6765\u95ed\u5408\u7535\u8def\uff09\u5728\u7f8e\u56fd\u901a\u5e38\u4e3a\u767d\u8272\uff0c\u5728\u6b27\u6d32\u4e3a\u84dd\u8272\u3002\u5730\u7ebf\uff08\u5bf9\u9632\u6b62\u89e6\u7535\u81f3\u5173\u91cd\u8981\u7684\u5b89\u5168\u63aa\u65bd\uff09\u5728\u7f8e\u56fd\u901a\u5e38\u4e3a\u7eff\u8272\u6216\u88f8\u94dc\u7ebf\uff0c\u5728\u6b27\u6d32\u4e3a\u7eff\u9ec4\u6761\u7eb9\u7ebf\u3002.<\/p>\n\n\n\n<p>\u7535\u7ebf\u7684\u989c\u8272\u4e0d\u4ec5\u4ec5\u662f\u4e3a\u4e86\u7f8e\u89c2\u2014\u2014\u5b83\u8868\u793a\u5176\u5728\u7535\u6c14\u7cfb\u7edf\u4e2d\u7684\u7528\u9014\u3002\u8fd9\u4e9b\u989c\u8272\u6709\u52a9\u4e8e\u4fdd\u6301\u5b89\u88c5\u7684\u4e00\u81f4\u6027\u548c\u5b89\u5168\u6027\u3002\u8ba9\u6211\u4eec\u5206\u89e3\u4ea4\u6d41\uff08AC\uff09\u548c\u76f4\u6d41\uff08DC\uff09\u7cfb\u7edf\u4e2d\u4f7f\u7528\u7684\u89c4\u8303\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"402\" src=\"https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-1024x402.webp\" alt=\"\" class=\"wp-image-12528\" srcset=\"https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-1024x402.webp 1024w, https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-300x118.webp 300w, https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-768x302.webp 768w, https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-18x7.webp 18w, https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color-1000x393.webp 1000w, https:\/\/boqiled.com\/wp-content\/uploads\/2024\/04\/Different-Countries-for-Electrical-Wiring-Color.webp 1425w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\u6765\u81eaElectrical Technology\u7684\u4e0d\u540c\u56fd\u5bb6\u7535\u6c14\u5e03\u7ebf\u989c\u8272<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ea4\u6d41\u5e03\u7ebf\u7cfb\u7edf<\/h3>\n\n\n\n<p>\u5728\u7f8e\u56fd\u7684\u4f4f\u5b85\u548c\u5546\u4e1a\u5efa\u7b51\u4e2d\uff0c\u6807\u51c6\u5e03\u7ebf\u989c\u8272\u4e3a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u9ed1\u7ebf<\/strong>\uff1a\u8fd9\u662f\u706b\u7ebf\u6216\u5e26\u7535\u5bfc\u7ebf\uff0c\u5c06\u7535\u529b\u4ece\u914d\u7535\u677f\u4f20\u8f93\u5230\u7535\u5668\u6216\u706f\u5177\u3002.<\/li><li><strong>\u767d\u7ebf<\/strong>\uff1a\u79f0\u4e3a\u4e2d\u6027\u7ebf\uff0c\u5b83\u5c06\u7535\u529b\u4ece\u7535\u5668\u8fd4\u56de\u914d\u7535\u677f\uff0c\u95ed\u5408\u7535\u8def\u3002.<\/li><li><strong>\u7eff\u7ebf\u6216\u88f8\u7ebf<\/strong>\uff1a\u8fd9\u662f\u5730\u7ebf\u3002\u5b83\u4f5c\u4e3a\u5b89\u5168\u63aa\u65bd\uff0c\u5728\u6545\u969c\u60c5\u51b5\u4e0b\u4e3a\u7535\u6d41\u63d0\u4f9b\u8def\u5f84\uff0c\u9632\u6b62\u6f5c\u5728\u89e6\u7535\u3002.<\/li><\/ul>\n\n\n\n<p>\u8fd9\u4e9b\u7535\u7ebf\u5728\u4ea4\u6d41\u7cfb\u7edf\u4e2d\u534f\u540c\u5de5\u4f5c\uff0c\u5176\u4e2d\u7535\u6d41\u4ee5\u4ea4\u66ff\u65b9\u5411\u6d41\u52a8\uff0c\u4f7f\u5f97\u76f4\u6d41\u7cfb\u7edf\u4e2d\u5df2\u77e5\u7684\u6b63\u6781\u548c\u8d1f\u6781\u6982\u5ff5\u5728\u6b64\u4e0d\u9002\u7528\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f4\u6d41\u5e03\u7ebf\u7cfb\u7edf<\/h3>\n\n\n\n<p>\u5728\u76f4\u6d41\u7cfb\u7edf\u4e2d\uff0c\u5982\u8f66\u8f86\u6216\u592a\u9633\u80fd\u7535\u6c60\u677f\u8bbe\u7f6e\u4e2d\uff0c\u7535\u7ebf\u989c\u8272\u8868\u793a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u9ed1\u7ebf<\/strong>\uff1a\u901a\u5e38\u7528\u4f5c\u8d1f\u6781\u7ebf\uff0c\u4f5c\u4e3a\u7535\u6d41\u8fd4\u56de\u7535\u6e90\u7684\u56de\u8def\u8def\u5f84\u3002.<\/li><li><strong>\u7ea2\u7ebf<\/strong>\uff1a\u6b64\u7ebf\u4e3a\u6b63\u6781\uff0c\u5c06\u7535\u529b\u4ece\u7535\u6e90\u4f20\u8f93\u5230\u7535\u6c14\u8bbe\u5907\u3002.<\/li><\/ul>\n\n\n\n<p>\u7406\u89e3\u8fd9\u4e9b\u89c4\u8303\u5bf9\u4e8e\u4efb\u4f55\u4ece\u4e8b\u5404\u79cd\u6280\u672f\uff08\u5305\u62ecLED\u5b89\u88c5\uff09\u7535\u6c14\u5e03\u7ebf\u5de5\u4f5c\u7684\u4eba\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9ed1\u7ebf\u5728\u7535\u6c14\u7cfb\u7edf\u4e2d\u7684\u4f5c\u7528<\/h2>\n\n\n\n<p>\u9ed1\u7ebf\u901a\u5e38\u5c06\u7535\u529b\u4f20\u8f93\u5230\u8bbe\u5907\u3002\u8fd9\u5728\u5bb6\u5ead\u548c\u5927\u578b\u5efa\u7b51\u4e2d\u90fd\u662f\u5982\u6b64\u3002\u4e86\u89e3\u7535\u529b\u6765\u6e90\u6709\u52a9\u4e8e\u9632\u6b62\u89e6\u7535\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u89c1\u95ee\u9898\u4e0e\u8bef\u89e3<\/h3>\n\n\n\n<p>\u8ba9\u6211\u4eec\u89e3\u7b54\u4e00\u4e9b\u4e0e\u5e03\u7ebf\u89c4\u8303\u76f8\u5173\u7684\u5e38\u89c1\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u9ed1\u7ebf\u662f\u6b63\u6781\u8fd8\u662f\u8d1f\u6781\uff1f<\/strong> \u5728\u76f4\u6d41\u4e2d\uff0c\u9ed1\u7ebf\u4e3a\u8d1f\u6781\uff1b\u5728\u4ea4\u6d41\u4e2d\uff0c\u5b83\u662f\u706b\u7ebf\u6216\u5e26\u7535\u5bfc\u7ebf\u3002.<\/li><li><strong>\u4e09\u76f8\u8fde\u63a5\u4e2d\u7684\u4e09\u6839\u5f69\u8272\u7535\u7ebf\u662f\u4ec0\u4e48\uff1f<\/strong> \u8fd9\u4e9b\u5305\u62ec\u7528\u4e8e\u76f8\u7ebf\u7684\u9ed1\u3001\u7ea2\u548c\u84dd\u7ebf\uff0c\u7528\u4e8e\u4e2d\u6027\u7ebf\u7684\u767d\u7ebf\uff0c\u4ee5\u53ca\u7528\u4e8e\u5730\u7ebf\u7684\u7eff\u7ebf\u6216\u88f8\u7ebf\u3002.<\/li><li><strong>\u4e2d\u6027\u7ebf\u662f\u6b63\u6781\u8fd8\u662f\u8d1f\u6781\uff1f<\/strong> \u5728\u4ea4\u6d41\u4e2d\uff0c\u4e2d\u6027\u7ebf\u65e2\u4e0d\u662f\u6b63\u6781\u4e5f\u4e0d\u662f\u8d1f\u6781\uff0c\u56e0\u4e3a\u7535\u6d41\u662f\u4ea4\u66ff\u7684\uff1b\u5728\u76f4\u6d41\u4e2d\uff0c\u4e2d\u6027\u7ebf\u901a\u5e38\u53ef\u4e0e\u8d1f\u6781\u7b49\u540c\u3002.<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">LED\u7167\u660e\u4e0e\u5e03\u7ebf\u6ce8\u610f\u4e8b\u9879<\/h3>\n\n\n\n<p>LED\u6280\u672f\u4e0d\u4ec5\u63d0\u4f9b\u5353\u8d8a\u7684\u80fd\u6e90\u6548\u7387\uff0c\u8fd8\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u5e03\u7ebf\u5b9e\u8df5\u4ee5\u6700\u5927\u5316\u6027\u80fd\u548c\u5bff\u547d\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u6548\u7387<\/strong>\uff1aLED\u6bd4\u4f20\u7edf\u7167\u660e\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u66f4\u591a\u6d41\u660e\u6bcf\u74e6\uff0c\u4f7f\u5176\u6210\u4e3a\u7ecf\u6d4e\u9ad8\u6548\u4e14\u73af\u4fdd\u7684\u9009\u62e9\u3002.<\/li><li><strong>LED\u5e03\u7ebf<\/strong>\uff1a\u786e\u4fdd\u6b63\u786e\u5e03\u7ebf\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u9519\u8bef\u8fde\u63a5\u53ef\u80fd\u5bfc\u81f4\u6545\u969c\u6216\u6548\u7387\u964d\u4f4e\u3002.<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b89\u5168\u9884\u9632\u63aa\u65bd\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h3>\n\n\n\n<p>\u5728\u5904\u7406\u7535\u6c14\u5e03\u7ebf\u65f6\uff0c\u59cb\u7ec8\u4f18\u5148\u8003\u8651\u5b89\u5168\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u5173\u95ed\u7535\u6e90<\/strong>\uff1a\u5728\u5f00\u59cb\u4efb\u4f55\u7535\u6c14\u5de5\u4f5c\u524d\uff0c\u52a1\u5fc5\u786e\u4fdd\u4e3b\u65ad\u8def\u5668\u5904\u7684\u7535\u6e90\u5df2\u5173\u95ed\uff0c\u4ee5\u907f\u514d\u89e6\u7535\u3002.<\/li><li><strong>\u4f7f\u7528\u9002\u5f53\u5de5\u5177<\/strong>\uff1a\u4f7f\u7528\u7edd\u7f18\u5de5\u5177\u5e76\u7a7f\u6234\u9002\u5f53\u7684\u9632\u62a4\u88c5\u5907\u3002.<\/li><li><strong>\u9075\u5b88\u5f53\u5730\u89c4\u8303<\/strong>\uff1a\u719f\u6089\u5e76\u9075\u5b88\u5f53\u5730\u7535\u6c14\u89c4\u8303\u548c\u6807\u51c6\u3002.<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u5982\u4f55\u6d4b\u8bd5\u7535\u7ebf\u6781\u6027<\/h4>\n\n\n\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e07\u7528\u8868\u6d4b\u8bd5\u7535\u7ebf\u7684\u6781\u6027\u3002\u5173\u95ed\u7535\u6e90\uff0c\u5c06\u4e07\u7528\u8868\u8fde\u63a5\u5230\u9700\u8981\u6d4b\u8bd5\u7684\u7535\u7ebf\u4e0a\uff0c\u7136\u540e\u5b89\u5168\u5730\u91cd\u65b0\u5f00\u542f\u7535\u6e90\u4ee5\u8bfb\u53d6\u7535\u538b\u3002\u8be5\u5de5\u5177\u53ef\u4ee5\u544a\u8bc9\u60a8\u54ea\u6839\u7535\u7ebf\u5e26\u7535\uff0c\u54ea\u6839\u4e0d\u5e26\u7535\u3002.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u7535\u6c14\u5e03\u7ebf\u7684\u4e13\u4e1a\u5efa\u8bae<\/h4>\n\n\n\n<p>\u6709\u65f6\uff0c\u6700\u4f73\u9009\u62e9\u662f\u8bf7\u4e13\u4e1a\u4eba\u58eb\u5904\u7406\u3002\u7535\u5de5\u7ecf\u8fc7\u57f9\u8bad\uff0c\u80fd\u591f\u7406\u89e3\u590d\u6742\u7684\u7cfb\u7edf\uff0c\u5e76\u786e\u4fdd\u4e00\u5207\u7b26\u5408\u89c4\u8303\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/h2>\n\n\n\n<div class=\"wp-block-esab-accordion accordion-1ad528d0\" data-mode=\"global\"><div class=\"esab__container\" style=\"row-gap:10px;margin:0px 0px 0px 0px\">\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u4e3a\u4ec0\u4e48\u8bc6\u522b\u7535\u7ebf\u7684\u6781\u6027\u81f3\u5173\u91cd\u8981\uff1f<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u77e5\u9053\u54ea\u6839\u7535\u7ebf\u5e26\u7535\u53ef\u4ee5\u9632\u6b62\u89e6\u7535\u3002.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u9ed1\u8272\u7535\u7ebf\u662f\u5426\u53ef\u80fd\u4e3a\u6b63\u6781\uff1f<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u662f\u7684\uff0c\u5728\u67d0\u4e9b\u76f4\u6d41\u8bbe\u7f6e\u4e2d\uff0c\u9ed1\u8272\u7535\u7ebf\u53ef\u80fd\u7528\u4f5c\u6b63\u6781\u3002.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u5176\u4ed6\u7535\u7ebf\u989c\u8272\u5982\u4f55\u8868\u793a\u6781\u6027\uff1f<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u901a\u5e38\uff0c\u7ea2\u8272\u6216\u68d5\u8272\u7535\u7ebf\u8868\u793a\u6b63\u6781\u6027\uff0c\u84dd\u8272\u6216\u9ed1\u8272\u7535\u7ebf\u8868\u793a\u8d1f\u6781\u6027\u3002.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u7535\u6c14\u5e03\u7ebf\u5b89\u5168\u521d\u5b66\u8005\u63d0\u793a<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u5728\u64cd\u4f5c\u7535\u7ebf\u4e4b\u524d\uff0c\u52a1\u5fc5\u5173\u95ed\u7535\u6e90\u3002.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u6709\u54ea\u4e9b\u8d44\u6e90\u53ef\u4ee5\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u5e03\u7ebf\u89c4\u8303\u7684\u77e5\u8bc6\uff1f<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u7535\u6c14\u5b89\u5168\u624b\u518c\u3001\u4e13\u4e1a\u7535\u5de5\u535a\u5ba2\u548c\u8bfe\u7a0b\u90fd\u662f\u5f88\u597d\u7684\u8d44\u6e90\u3002.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-esab-accordion-child\" style=\"border:1px solid #E0E0E0\"><div class=\"esab__head\" style=\"padding:10px 10px 10px 10px;background-color:#ffffff\" role=\"button\" aria-expanded=\"false\"><div class=\"esab__heading_txt\"><p class=\"esab__heading_tag\" style=\"color:#ff6900\"><strong>\u2013 \u9519\u8bef\u8bc6\u522b\u7535\u7ebf\u6709\u54ea\u4e9b\u98ce\u9669\uff1f<\/strong><\/p><\/div><div class=\"esab__icon\"><div class=\"esab__collapse\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m3.5 20.5c-4.7-4.7-4.7-12.3 0-17 4.7-4.7 12.3-4.7 17 0 4.6 4.7 4.6 12.3 0 17-4.7 4.6-12.3 4.6-17 0zm0.9-0.9c4.2 4.2 11 4.2 15.2 0 4.2-4.2 4.2-11 0-15.2-4.2-4.3-11-4.3-15.2 0-4.3 4.2-4.3 11 0 15.2z\"><\/path><path d=\"m11.4 15.9v-3.3h-3.3c-0.3 0-0.6-0.3-0.6-0.6 0-0.4 0.3-0.6 0.6-0.6h3.3v-3.3c0-0.3 0.3-0.6 0.6-0.6 0.3 0 0.6 0.3 0.6 0.6v3.3h3.3c0.3 0 0.6 0.2 0.6 0.6q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2h-3.3v3.3q0 0.2-0.2 0.4-0.2 0.2-0.4 0.2c-0.4 0-0.6-0.3-0.6-0.6z\"><\/path><\/svg><\/div><div class=\"esab__expand\"><svg version=\"1.2\" viewbox=\"0 0 24 24\" width=\"24\" height=\"24\"><path fill-rule=\"evenodd\" d=\"m12 24c-6.6 0-12-5.4-12-12 0-6.6 5.4-12 12-12 6.6 0 12 5.4 12 12 0 6.6-5.4 12-12 12zm10.6-12c0-5.9-4.7-10.6-10.6-10.6-5.9 0-10.6 4.7-10.6 10.6 0 5.9 4.7 10.6 10.6 10.6 5.9 0 10.6-4.7 10.6-10.6z\"><\/path><path d=\"m5.6 11.3h12.8v1.4h-12.8z\"><\/path><\/svg><\/div><\/div><\/div><div class=\"esab__body\" style=\"border-top:1px solid #E0E0E0;padding:10px 10px 10px 10px;background-color:#ffffff\">\n<p>\u9519\u8bef\u8bc6\u522b\u7535\u7ebf\u53ef\u80fd\u5bfc\u81f4\u77ed\u8def\u3001\u89e6\u7535\uff0c\u751a\u81f3\u5f15\u53d1\u706b\u707e\u3002.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<h2 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It lights up our homes and powers our appliances. But it can also be dangerous if not handled correctly. That&#8217;s why understanding wiring conventions, especially the polarity of different wires, is crucial. In this article, we dive into a common question: Is the black wire positive or negative? Color Coding [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":11443,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"Understanding Wiring: Is the Black Wire Positive or Negative?","_seopress_titles_desc":"Exploring whether the black wire is positive or negative helps ensure safety in electrical projects. 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