{"id":12970,"date":"2025-12-14T15:04:44","date_gmt":"2025-12-14T07:04:44","guid":{"rendered":"https:\/\/www.emplustech.com\/ieee-802-3bt%ef%bc%9a%e6%82%a8%e9%9c%80%e8%a6%81%e4%ba%86%e8%a7%a3%e7%9a%84%e4%b9%99%e5%a4%aa%e7%b6%b2%e8%b7%af%e4%be%9b%e9%9b%bb%e4%b8%80%e5%88%87%e7%9f%a5%e8%ad%98\/"},"modified":"2026-10-06T12:11:42","modified_gmt":"2026-10-06T04:11:42","slug":"ieee-802-3bt-everything-you-need-to-know-about-power-over-ethernet","status":"publish","type":"post","link":"https:\/\/www.emplustech.com\/zh\/ieee-802-3bt-everything-you-need-to-know-about-power-over-ethernet\/","title":{"rendered":"IEEE 802.3bt\uff1a\u60a8\u9700\u8981\u4e86\u89e3\u7684\u4e59\u592a\u7db2\u8def\u4f9b\u96fb\u4e00\u5207\u77e5\u8b58"},"content":{"rendered":"<p>\u4e59\u592a\u7db2\u8def\u4f9b\u96fb (PoE) \u662f\u4e00\u7a2e\u6a19\u6e96\uff0c\u5141\u8a31\u900f\u904e\u6a19\u6e96\u4e59\u592a\u7db2\u8def\u7dda\u50b3\u8f38\u96fb\u529b\uff0c\u4ee5\u9a45\u52d5\u7db2\u8def\u651d\u5f71\u6a5f\u3001\u7121\u7dda\u57fa\u5730\u53f0 (AP) \u548c\u7269\u806f\u7db2 (IoT) \u8a2d\u5099\u7b49\u88dd\u7f6e\u3002\u5b83\u70ba\u7db2\u8def\u5b89\u88dd\u4eba\u54e1\u63d0\u4f9b\u4e86\u5728\u6c92\u6709\u76f4\u63a5\u5e02\u96fb\u4f9b\u96fb\u7684\u5340\u57df\u5b89\u88dd\u7db2\u8def\u8a2d\u5099\u7684\u80fd\u529b\u3002PoE \u63d0\u4f9b\u4e86\u8af8\u591a\u512a\u52e2\uff0c\u5f9e\u7bc0\u7701\u6642\u9593\u5230\u964d\u4f4e\u5b89\u88dd\u65b0\u7db2\u8def\u786c\u9ad4\u7684\u6210\u672c\u3002<\/p>\n<p>IEEE 802.3bt \u662f PoE \u6a19\u6e96\u6700\u65b0\u7684\u4e00\u6b21\u91cd\u5927\u8fed\u4ee3\uff0c\u5176\u6548\u76ca\u548c\u898f\u683c\u7d93\u5e38\u88ab\u8aa4\u89e3\u3002\u7121\u8ad6\u60a8\u662f\u5de5\u7a0b\u5e2b\u3001\u8cc7\u8a0a\u79d1\u6280 (IT) \u5c08\u696d\u4eba\u54e1\uff0c\u6216\u8005\u53ea\u662f\u5c0d PoE \u6280\u8853\u611f\u8208\u8da3\uff0c\u672c\u6587\u90fd\u5c07\u70ba\u60a8\u5168\u9762\u95e1\u8ff0 IEEE 802.3bt \u6a19\u6e96\u53ca\u5176\u5728\u4e92\u806f\u4e16\u754c\u4e2d\u6240\u626e\u6f14\u7684\u89d2\u8272\u3002<\/p>\n<h3>\u4ec0\u9ebc\u662f IEEE 802.3bt PoE\uff1f<\/h3>\n<p>\u6700\u521d\u7684 PoE \u6a19\u6e96\u2014\u2014802.3af\u2014\u2014\u7531\u96fb\u6a5f\u96fb\u5b50\u5de5\u7a0b\u5e2b\u5b78\u6703 (IEEE) \u65bc 2003 \u5e74\u767c\u5e03\uff0c\u65e8\u5728\u70ba\u7db2\u8def\u96fb\u8a71\u7b49\u8f15\u578b\u53d7\u96fb\u88dd\u7f6e\u63d0\u4f9b\u76f4\u6d41 (DC) \u96fb\u529b\u3002\u7136\u800c\uff0c\u96a8\u8457 PoE \u7684\u61c9\u7528\u65e5\u76ca\u666e\u53ca\uff0c\u8a72\u6a19\u6e96\u7684\u5c40\u9650\u6027\u4e5f\u8b8a\u5f97\u660e\u986f\u3002<\/p>\n<p>802.3af \u63d0\u4f9b\u7684 15.4 W \u76f4\u6d41\u96fb\u529b\uff08\u6700\u4f4e 44 V DC \u548c 350 mA\uff09\u5f88\u5feb\u5c31\u6210\u70ba\u9650\u5236\u56e0\u7d20\u2014\u2014\u5c24\u5176\u662f\u5728\u6263\u9664\u7db2\u8def\u7dda\u7684\u640d\u8017\u5f8c\uff0c\u50c5\u5269 12.95 W \u7684\u53ef\u7528\u96fb\u529b\u3002\u5c0d\u6b64\uff0cIEEE \u65bc 2009 \u5e74\u63a8\u51fa\u4e86\u66f4\u65b0\u7684 802.3at \u6a19\u6e96\uff0c\u5c07\u6700\u5927 PoE \u8f38\u51fa\u529f\u7387\u63d0\u5347\u81f3 30W\u3002\u7136\u800c\uff0c\u96a8\u8457\u7269\u806f\u7db2 (IoT) \u8a2d\u5099\u7206\u767c\u5f0f\u589e\u9577\uff0c\u589e\u52a0\u4e86\u4e59\u592a\u7db2\u8def\u7684\u96fb\u529b\u9700\u6c42\uff0c\u5373\u4f7f\u662f\u9019\u6a23\u7684\u8f38\u51fa\u529f\u7387\u4e5f\u8b8a\u5f97\u4e0d\u6577\u4f7f\u7528\u3002<\/p>\n<p>IEEE \u767c\u5e03\u7684\u6700\u65b0\u6a19\u6e96\u70ba 802.3bt\u3002\u8a72\u6a19\u6e96\u4e2d\u898f\u7bc4\u4e86\u5169\u7a2e\u529f\u7387\u5c64\u7d1a\uff1a<\/p>\n<ul>\n<li>Type 3 \/ PoE++\uff1a\u6700\u5927\u529f\u7387 60W\uff0c\u6263\u9664\u7db2\u8def\u7dda\u640d\u8017\u5f8c\uff0c\u9001\u9054\u53d7\u96fb\u88dd\u7f6e (PD) \u7aef\u70ba 51W<\/li>\n<li>Type 4 \/ \u9ad8\u529f\u7387 PoE (High Power PoE)\uff1a\u6700\u5927\u529f\u7387 90W\uff0c\u53d7\u96fb\u88dd\u7f6e (PD) \u7aef\u70ba 71.3W<\/li>\n<\/ul>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-11376 size-full aligncenter\" src=\"https:\/\/www.emplustech.com\/wp-content\/uploads\/2025\/12\/Post6_bt_1-1.webp\" alt=\"\" width=\"1400\" height=\"588\" \/><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-11377 size-full aligncenter\" src=\"https:\/\/www.emplustech.com\/wp-content\/uploads\/2025\/12\/Post6_bt_2-1.webp\" alt=\"\" width=\"1210\" height=\"742\" \/><\/p>\n<p>\u529f\u7387\u8f38\u51fa\u63d0\u5347\u6240\u5e36\u4f86\u7684\u5f48\u6027\uff0c\u4f7f PoE \u6280\u8853\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u9818\u57df\uff0c\u5305\u62ec\u5efa\u7bc9\u81ea\u52d5\u5316\u3001\u5de5\u696d\u81ea\u52d5\u5316\u4ee5\u53ca\u524d\u8ff0\u7684\u7269\u806f\u7db2 (IoT) \u8a2d\u5099\u3002<\/p>\n<h3>802.3bt \u6709\u54ea\u4e9b\u5be6\u7528\u7684\u61c9\u7528\u9818\u57df\uff1f<\/h3>\n<p>\u8b93\u6211\u5011\u4f86\u63a2\u8a0e\u4e00\u4e9b 802.3bt \u5be6\u969b\u904b\u7528\u7684\u6709\u8da3\u7bc4\u4f8b\uff01<\/p>\n<p class=\"ftc-orange\">\u5efa\u7bc9\u81ea\u52d5\u5316<\/p>\n<p>\u667a\u6167\u5efa\u7bc9\u6216\u5efa\u7bc9\u81ea\u52d5\u5316\uff0c\u662f\u6307\u5c07\u8a2d\u65bd\u7684\u5404\u500b\u7cfb\u7d71\u6574\u5408\u81f3\u55ae\u4e00\u7db2\u8def\u4e2d\uff0c\u4e26\u900f\u904e\u57fa\u65bc IP \u7684\u7d50\u69cb\u5316\u4f48\u7dda\u9032\u884c\u96c6\u4e2d\u63a7\u5236\u3002\u85c9\u7531\u4f7f\u7528 802.3bt \u6a19\u6e96\u7684\u4e59\u592a\u7db2\u8def\uff0c\u6240\u6709\u806f\u7db2\u8a2d\u5099\u7686\u53ef\u9023\u63a5\u81f3\u60a8\u7684\u7db2\u8def\uff0c\u4e26\u7531\u540c\u4e00\u689d\u7db2\u8def\u7dda\u4f9b\u96fb\u3002\u9019\u6d88\u9664\u4e86\u70ba\u9019\u4e9b\u5143\u4ef6\u63a5\u99c1\u5e02\u96fb\u7684\u9700\u6c42\u3002\u6700\u521d\u7684 PoE \u6a19\u6e96\u50c5\u80fd\u9a45\u52d5\u7c21\u55ae\u7684\u9580\u7981\u63a7\u5236\u7cfb\u7d71\u8207\u8b66\u5831\u5668\uff0c\u4f46 802.3bt \u63d0\u5347\u7684\u529f\u7387\u8f38\u51fa\u70ba\u5efa\u7bc9\u7ba1\u7406\u8005\u63d0\u4f9b\u4e86\u66f4\u5ee3\u6cdb\u7684\u6f5b\u5728\u61c9\u7528\u9818\u57df\u3002\u5176\u4e2d\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\n<p class=\"fontBold\">\u667a\u6167\u9580\u7981\u63a7\u5236\u7cfb\u7d71\uff1a<\/p>\n<p>\u4e59\u592a\u7db2\u8def\u80fd\u70ba\u806f\u7db2\u7684\u667a\u6167\u9580\u7981\u9396\u4f9b\u96fb\uff0c\u4e26\u7531\u5efa\u7bc9\u7269\u7684\u5927\u6a13\u5b89\u5168\u7cfb\u7d71\u9032\u884c\u96c6\u4e2d\u63a7\u5236\u3002\u96d6\u7136\u9580\u7981\u9396\u672c\u8eab\u529f\u8017\u76f8\u7576\u4f4e\uff0c\u53ef\u4f7f\u7528 802.3at \u96fb\u6e90\u9032\u884c\u8655\u7406\uff0c\u4f46\u50cf\u662f Ubiquiti UniFi Access Hub IP \u7db2\u8def\u9580\u7981\u63a7\u5236\u5668\u9019\u985e\u7684\u63a7\u5236\u7cfb\u7d71\uff0c\u5176\u529f\u8017\u53ef\u80fd\u9ad8\u9054 40W\u3002<\/li>\n<li>\n<p class=\"fontBold\">IP \u7db2\u8def\u76e3\u63a7\u651d\u5f71\u6a5f\uff1a<\/p>\n<p>PoE \u6280\u8853\u53ef\u7528\u65bc\u70ba\u5b89\u5168\u76e3\u63a7\u651d\u5f71\u6a5f\u4f9b\u96fb\uff0c\u4f7f\u651d\u5f71\u6a5f\u80fd\u5b89\u88dd\u5728\u6c92\u6709\u96fb\u6e90\u63d2\u5ea7\u7684\u5340\u57df\u3002\u5167\u5efa\u52a0\u71b1\u5668\u8207 PTZ \u99ac\u9054\u7684 IP \u7db2\u8def\u651d\u5f71\u6a5f\uff0c\u5373\u53ef\u5229\u7528\u6b64\u984d\u5916\u7684\u529f\u7387\u88d5\u91cf\u3002<\/li>\n<li>\n<p class=\"fontBold\">Wi-Fi \u65e0\u7dda\u57fa\u5730\u53f0\uff1a<\/p>\n<p>\u900f\u904e\u55ae\u4e00\u689d\u7db2\u8def\u7dda\u540c\u6642\u70ba\u7121\u7dda\u57fa\u5730\u53f0 (WAP) \u4f9b\u96fb\u8207\u9023\u63a5\u7684\u80fd\u529b\uff0c\u80fd\u5927\u5e45\u7c21\u5316\u64f4\u5c55\u7121\u7dda\u7db2\u8def\u7684\u6d41\u7a0b\u3002\u50cf\u662f TP-Link EAP780 \u4e09\u983b\u8def\u7531\u5668\u7b49\u9ad8\u968e Wi-Fi 7 \u7121\u7dda\u57fa\u5730\u53f0\uff0c\u5176\u529f\u8017\u53ef\u9ad8\u9054 60W\uff0c\u56e0\u6b64 802.3bt \u6240\u589e\u52a0\u7684\u529f\u7387\u8f38\u51fa\u88d5\u91cf\u5728\u6b64\u8655\u975e\u5e38\u5be6\u7528\u3002<\/li>\n<li>\n<p class=\"fontBold\">\u667a\u6167 LED \u7167\u660e\uff1a<\/p>\n<p>\u7db2\u8def\u5316 LED \u7167\u660e\u7cfb\u7d71\u6703\u6d88\u8017\u5927\u91cf\u96fb\u529b\uff0c\u56e0\u6b64\u63d0\u5347\u81f3 71.3W \u7684\u53d7\u96fb\u88dd\u7f6e (PD) \u529f\u7387\u9650\u5236\u5728\u6b64\u8655\u4e5f\u975e\u5e38\u5be6\u7528\u3002<\/li>\n<\/ul>\n<p class=\"ftc-orange\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-11378 size-full aligncenter\" src=\"https:\/\/www.emplustech.com\/wp-content\/uploads\/2025\/12\/Post6_bt_3-1.webp\" alt=\"\" width=\"1056\" height=\"658\" \/><\/p>\n<p class=\"ftc-orange\">\u7269\u806f\u7db2 (IoT) \u8a2d\u5099<\/p>\n<p>\u8fd1\u671f\u7269\u806f\u7db2 (IoT) \u8a2d\u5099\u7684\u7206\u767c\u5f0f\u589e\u9577\uff0c\u70ba\u5168\u65b0\u7684\u5de5\u696d\u61c9\u7528\u958b\u555f\u4e86\u7d55\u4f73\u7684\u5951\u6a5f\u3002\u9019\u4e9b\u5de5\u696d\u7269\u806f\u7db2\uff08IIoT\uff09\u8a2d\u5099\u901a\u5e38\u662f\u8907\u96dc\u7684\u9ad8\u529f\u7387\u8a2d\u5099\uff0c\u800c\u5b89\u88dd\u5168\u65b0\u7684\u96fb\u529b\u57fa\u790e\u8a2d\u65bd\u4f86\u904b\u4f5c\u5b83\u5011\u53ef\u80fd\u65e2\u56f0\u96e3\u53c8\u6602\u8cb4\u3002802.3bt \u63d0\u4f9b\u4e86\u8db3\u5920\u7684\u96fb\u529b\u4f86\u652f\u63f4\u9ad8\u8017\u96fb\u7684\u5de5\u696d\u7269\u806f\u7db2\uff08IIoT\uff09\u8a2d\u5099\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\n<p class=\"fontBold\">\u5de5\u5ee0\u81ea\u52d5\u5316\uff1a<\/p>\n<p>PoE \u6280\u8853\u53ef\u7528\u65bc\u70ba\u5de5\u696d\u81ea\u52d5\u5316\u8a2d\u5099\u4f9b\u96fb\uff0c\u4f8b\u5982\u611f\u6e2c\u5668\u3001\u81f4\u52d5\u5668\uff08\u57f7\u884c\u5668\uff09\u548c\u63a7\u5236\u7cfb\u7d71\uff0c\u4f7f\u9019\u4e9b\u8a2d\u5099\u7684\u5b89\u88dd\u8207\u7ba1\u7406\u8b8a\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/li>\n<li>\n<p class=\"fontBold\">\u6a5f\u5668\u4eba\u6280\u8853\uff1a<\/p>\n<p>PoE \u6280\u8853\u53ef\u7528\u65bc\u70ba\u6a5f\u5668\u4eba\u8a2d\u5099\uff08\u4f8b\u5982\u5de5\u696d\u6a5f\u5668\u4eba\uff09\u4f9b\u96fb\uff0c\u4f7f\u9019\u4e9b\u8a2d\u5099\u80fd\u5920\u5b89\u88dd\u5728\u6c92\u6709\u96fb\u6e90\u63d2\u5ea7\u7684\u5340\u57df\u3002<\/li>\n<li>\n<p class=\"fontBold\">Machine Vision Cameras:<\/p>\n<p>\u5728\u88fd\u9020\u696d\u7b49\u5de5\u696d\u74b0\u5883\u4e2d\uff0c10 GigE Vision \u8996\u89ba\u651d\u5f71\u6a5f\u901a\u5e38\u9700\u8981\u5177\u5099\u9ad4\u7a4d\u5c0f\u4e14\u8f15\u5de7\u7684\u7279\u6027\u3002\u50cf VRMagic Ric10 \u9019\u6a23\u7684\u9ad8\u901f\u651d\u5f71\u6a5f\u529f\u8017\u53ef\u80fd\u9ad8\u9054 40W\uff0c\u800c\u900f\u904e\u4f7f\u7528 PoE\uff0c\u60a8\u53ea\u9700\u4e00\u689d\u7db2\u8def\u7dda\u5373\u53ef\u70ba\u5f48\u6027\u7684\u6a5f\u5668\u8996\u89ba\u7cfb\u7d71\u4f9b\u96fb\u3002<\/li>\n<\/ul>\n<p class=\"ftc-orange\">\u5ba2\u6236\u89f8\u9ede<\/p>\n<p>\u85c9\u7531\u4f7f\u7528\u4e59\u592a\u7db2\u8def\u70ba\u89f8\u9ede\u8a2d\u5099\uff08\u5982\u986f\u793a\u5668\u3001POS \u7cfb\u7d71\u7b49\uff09\u4f9b\u96fb\uff0c\u60a8\u53ef\u4ee5\u5c07\u9019\u4e9b\u8a2d\u5099\u914d\u7f6e\u5728\u5ba2\u6236\u6700\u5e38\u4f7f\u7528\u7684\u5730\u65b9\u2014\u2014\u5f9e\u800c\u63d0\u4f9b\u66f4\u597d\u7684\u5ba2\u6236\u9ad4\u9a57\u3002\u70ba\u4e86\u63d0\u4f9b\u5168\u901a\u8def\u9ad4\u9a57\uff0c\u60a8\u9700\u8981\u5c07\u9019\u4e9b\u89f8\u9ede\u9023\u63a5\u81f3\u7db2\u969b\u7db2\u8def\u3002\u4f7f\u7528 PoE\uff0c\u60a8\u53ef\u4ee5\u5c07\u5b83\u5011\u5b89\u88dd\u5728\u4efb\u4f55\u5730\u65b9\uff0c\u4e26\u540c\u6642\u78ba\u4fdd\u64c1\u6709\u53ef\u9760\u7684\u7db2\u8def\u9023\u63a5\u3002\u6191\u85c9 90W \u7684\u8f38\u51fa\u529f\u7387\uff0c\u60a8\u53ef\u4ee5\u5c07 802.3bt \u61c9\u7528\u65bc\u5404\u7a2e\u89f8\u9ede\u61c9\u7528\u4e2d\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li class=\"fontBold\">\u81ea\u52a9\u670d\u52d9\u6a5f<\/li>\n<li class=\"fontBold\">\u6578\u4f4d\u770b\u677f<\/li>\n<li class=\"fontBold\">\u96fb\u8166<\/li>\n<li class=\"fontBold\">\u8996\u8a0a\u6703\u8b70\u7cfb\u7d71<\/li>\n<li class=\"fontBold\">POS \u7cfb\u7d71<\/li>\n<li class=\"fontBold\">\u96fb\u8996<\/li>\n<\/ul>\n<p>\u6211\u5011\u4ee5\u6578\u4f4d\u770b\u677f\u70ba\u4f8b\u3002\u96a8\u8457\u986f\u793a\u5668\u5c3a\u5bf8\u8b8a\u5927\u4e14\u89e3\u6790\u5ea6\u63d0\u5347\uff0c\u986f\u793a\u5668\u7522\u696d\u6dd8\u6c70\u4e86\u5c07 PoE \u4f5c\u70ba\u986f\u793a\u5668\u7684\u4f9b\u96fb\u6a19\u6e96\u2014\u2014\u4e09\u661f\u4e5f\u505c\u7522\u4e86\u5176\u50c5\u5b58\u7684 PoE \u986f\u793a\u5668\u3002\u9019\u4e26\u4e0d\u4ee4\u4eba\u610f\u5916\uff0c\u56e0\u70ba 4K \u986f\u793a\u5668\u7684\u529f\u8017\u901a\u5e38\u6703\u8d85\u904e 802.3at \u7684 30W \u529f\u7387\u9650\u5236\u2014\u2014\u4f8b\u5982\u4e09\u661f\u7684 QM43B 4K \u986f\u793a\u5668\u5178\u578b\u529f\u8017\u5c31\u9054\u5230 70W\u3002\u96a8\u8457 802.3bt \u6a19\u6e96\u7684\u63a8\u51fa\uff0c\u6211\u5011\u9810\u8a08\u5c07\u770b\u5230\u66f4\u591a 4K PoE \u986f\u793a\u5668\u8207\u89f8\u63a7\u87a2\u5e55\u7684\u51fa\u73fe\u3002<\/p>\n<h3>\u7d50\u8a9e<\/h3>\n<p>\u4e59\u592a\u7db2\u8def\u4f9b\u96fb (PoE) \u70ba\u7cfb\u7d71\u6574\u5408\u5546\u5728\u5b89\u88dd\u8207\u9023\u63a5\u7db2\u8def\u8a2d\u5099\u6642\uff0c\u63d0\u4f9b\u4e86\u9060\u9060\u66f4\u591a\u7684\u5f48\u6027\u3002802.3bt \u6a19\u6e96\u63d0\u4f9b\u4e86\u5927\u5e45\u63d0\u5347\u7684\u6700\u5927\u529f\u7387\u8f38\u51fa\uff0c\u9032\u800c\u70ba\u806f\u7db2\u8a2d\u5099\u89e3\u9396\u4e86\u5168\u65b0\u4e14\u6709\u8da3\u7684\u61c9\u7528\u3002\u514d\u9664\u5c07\u8a2d\u5099\u63a5\u99c1\u81f3\u5e02\u96fb\u7684\u6548\u76ca\u4e0d\u8a00\u800c\u55bb\u3002\u5b89\u88dd\u96fb\u6e90\u63d2\u5ea7\u7684\u6210\u672c\u76f8\u7576\u9ad8\u6602\uff0c\u7279\u5225\u662f\u7576\u60a8\u8981\u5c07\u5927\u91cf\u8a2d\u5099\u52a0\u5165\u7db2\u8def\u6642\u3002\u4f7f\u7528 PoE \u80fd\u63d0\u4f9b\u66f4\u591a\u7684\u5f48\u6027\uff0c\u56e0\u70ba\u8a2d\u5099\u5b89\u88dd\u66f4\u70ba\u8fc5\u901f\uff0c\u4e14\u5176\u914d\u7f6e\u4f4d\u7f6e\u4e0d\u9700\u8981\u5b8c\u5168\u56fa\u5b9a\u3002\u60a8\u552f\u4e00\u9700\u8981\u505a\u7684\uff0c\u5c31\u662f\u4f48\u8a2d\u4e00\u4e9b\u7d50\u69cb\u5316\u4f48\u7dda\u4e26\u5c07\u8a2d\u5099\u63d2\u4e0a\u5373\u53ef\uff01<\/p>\n<p>\u6211\u5011\u50c5\u50c5\u89f8\u53ca\u4e86 IEEE 802.3bt PoE \u6f5b\u529b\u7684\u51b0\u5c71\u4e00\u89d2\u3002\u96a8\u8457\u8d8a\u4f86\u8d8a\u591a\u4f01\u696d\u958b\u59cb\u5f9e\u4e2d\u7372\u76ca\uff0c\u4e14\u5de5\u696d\u7269\u806f\u7db2 (IIoT) \u9818\u57df\u6301\u7e8c\u589e\u9577\uff0c\u6211\u5011\u6df1\u4fe1\u652f\u63f4\u6b64\u6a19\u6e96\u7684\u8a2d\u5099\u6578\u91cf\u5c07\u6703\u7a69\u5b9a\u4e0a\u5347\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e59\u592a\u7db2\u8def\u4f9b\u96fb (PoE) \u662f\u4e00\u7a2e\u6a19\u6e96\uff0c\u5141<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"nf_dc_page":"","_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[137],"tags":[],"class_list":["post-12970","post","type-post","status-publish","format-standard","hentry","category-137"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/posts\/12970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/comments?post=12970"}],"version-history":[{"count":0,"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/posts\/12970\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/media?parent=12970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/categories?post=12970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emplustech.com\/zh\/wp-json\/wp\/v2\/tags?post=12970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}