{"id":50433,"date":"2026-03-27T13:09:11","date_gmt":"2026-03-27T13:09:11","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=50433"},"modified":"2026-03-27T13:27:54","modified_gmt":"2026-03-27T13:27:54","slug":"current-transformer-vs-potential-transformer","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/","title":{"rendered":"\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\uff1a\u4e3b\u8981\u533a\u522b\u8be6\u89e3"},"content":{"rendered":"<p>\u5728\u8bbe\u8ba1\u5f00\u5173\u8bbe\u5907\u6216\u7ef4\u62a4\u53d8\u7535\u7ad9\u65f6\uff0c\u60a8\u6df1\u77e5\u7cbe\u5ea6\u548c\u5b89\u5168\u6027\u81f3\u5173\u91cd\u8981\u3002\u7535\u6d41\u4e92\u611f\u5668 (CT) \u548c\u7535\u538b\u4e92\u611f\u5668 (PT) \u4e4b\u95f4\u5e76\u65e0\u201c\u4f18\u52a3\u4e4b\u5206\u201d\u3002\u672c\u6587\u5c06\u5e2e\u52a9\u60a8\u533a\u5206\u7535\u6d41\u4e92\u611f\u5668\u548c\u7535\u538b\u4e92\u611f\u5668\uff0c\u5e76\u6839\u636e\u60a8\u7684\u9700\u6c42\u8fdb\u884c\u9009\u62e9\u3002.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u5207\u6362\u76ee\u5f55\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u6362<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" 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>\u4ec0\u4e48\u662f\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#What_Is_a_Potential_Transformer_PT\" >\u4ec0\u4e48\u662f\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Top_10_Key_Differences_between_Current_Transformer_vs_Potential_Transformer\" >\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u7684\u5341\u5927\u4e3b\u8981\u533a\u522b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#1_Function_Primary_Purpose\" >1. \u529f\u80fd\uff08\u4e3b\u8981\u7528\u9014\uff09<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#2_Working_Principle_Focus\" >2. \u5de5\u4f5c\u539f\u7406\u91cd\u70b9<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-2\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-2\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#3_Connection_in_Circuit\" >3. \u7535\u8def\u8fde\u63a5<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-3\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-3\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#4_Input_Quantity\" >4. \u8f93\u5165\u6570\u91cf<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-4\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-4\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#5_Output_Range\" >5. \u8f93\u51fa\u8303\u56f4<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-5\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-5\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#6_Turns_Ratio_Winding_Design\" >6. \u531d\u6570\u6bd4\u548c\u7ed5\u7ebf\u8bbe\u8ba1<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-6\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-6\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#7_Transformer_Type\" >7. \u53d8\u538b\u5668\u7c7b\u578b<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-7\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-7\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#8_Secondary_Circuit_Behavior\" >8. \u6b21\u7ea7\u7535\u8def\u884c\u4e3a<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-8\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-8\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#9_Dependency_on_Load_Burden\" >9. \u5bf9\u8d1f\u8f7d\uff08\u8d1f\u62c5\uff09\u7684\u4f9d\u8d56\u6027<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-9\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-9\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#10_Applications_in_Power_Systems\" >10. \u5728\u7535\u529b\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_CT-10\" >\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Potential_Transformer_PT-10\" >\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Summary_Table_CT_vs_PT_at_a_Glance\" >\u6c47\u603b\u8868\uff1aCT \u4e0e PT \u5bf9\u6bd4\u6982\u89c8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Current_Transformer_vs_Potential_Transformer_%E2%80%93_Which_One_Is_Best\" >\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u2014\u2014\u54ea\u4e00\u4e2a\u66f4\u597d\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Get_Your_Customized_Transformer_by_KDM_Steel\" >\u901a\u8fc7 KDM Steel \u83b7\u53d6\u60a8\u7684\u5b9a\u5236\u53d8\u538b\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#FAQS\" >\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Why_shouldnt_CT_Extra_be_open\" >CT Extra \u4e3a\u4ec0\u4e48\u4e0d\u5e94\u8be5\u8425\u4e1a\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Can_CT_and_PT_be_used_instead_of_each_other\" >CT\u548cPT\u53ef\u4ee5\u4e92\u76f8\u66ff\u4ee3\u4f7f\u7528\u5417\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#When_do_CT_and_PT_work_together\" >CT\u548cPT\u4f55\u65f6\u9700\u8981\u534f\u540c\u5de5\u4f5c\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Which_transformer_is_better_for_you\" >\u54ea\u6b3e\u53d8\u538b\u5668\u66f4\u9002\u5408\u4f60\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/www.kdmsteel.com\/zh\/\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\/#Why_are_transformers_for_instruments_important\" >\u4e3a\u4ec0\u4e48\u4eea\u5668\u53d8\u538b\u5668\u5f88\u91cd\u8981\uff1f<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Current_Transformer_CT\"><\/span><strong>\u4ec0\u4e48\u662f\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50437\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Current-Transformer-CT.jpg\" alt=\"\u4ec0\u4e48\u662f\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Current-Transformer-CT.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Current-Transformer-CT-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Current-Transformer-CT-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Current-Transformer-CT-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p>\u5f53\u9ad8\u4e00\u6b21\u7535\u6d41\u88ab\u964d\u4f4e\u5230\u6807\u51c6\u7684\u3001\u5b89\u5168\u7684\u6c34\u5e73\uff08\u901a\u5e38\u4e3a 5A \u6216 1A\uff09\u4ee5\u7528\u4e8e\u8ba1\u91cf\u548c\u5b89\u5168\u7ee7\u7535\u5668\u65f6\uff0c\u8fd9\u88ab\u79f0\u4e3a\u2026\u2026 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Current_transformer\"><strong>\u7535\u6d41\u4e92\u611f\u5668<\/strong><\/a> \uff08\u7535\u6d41\u4e92\u611f\u5668\uff09\u3002\u5c06\u5176\u4e0e\u7ebf\u8def\u4e32\u8054\uff0c\u5373\u53ef\u4f7f\u5176\u6210\u4e3a\u201c\u9650\u6d41\u201d\u88c5\u7f6e\u3002\u8fd9\u5c31\u50cf\u76d1\u6d4b\u7535\u6d41\u5927\u5c0f\uff0c\u4f7f\u4f4e\u538b\u7535\u8868\u80fd\u591f\u5b89\u5168\u5730\u76d1\u6d4b\u9ad8\u538b\u7ebf\u8def\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Potential_Transformer_PT\"><\/span><strong>\u4ec0\u4e48\u662f\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50438\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Potential-Transformer-PT.jpg\" alt=\"\u4ec0\u4e48\u662f\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Potential-Transformer-PT.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Potential-Transformer-PT-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Potential-Transformer-PT-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/What-Is-a-Potential-Transformer-PT-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p>\u7535\u4f4d\u4e92\u611f\u5668\uff08PT\uff09\u7684\u53e6\u4e00\u4e2a\u540d\u79f0\u662f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Voltage_transformer\"><strong>\u7535\u538b\u4e92\u611f\u5668<\/strong><\/a> \uff08\u7535\u538b\u4e92\u611f\u5668\uff0cVT\uff09\u7684\u4f5c\u7528\u662f\u5c0611kV\u621633kV\u7b49\u9ad8\u7cfb\u7edf\u7535\u538b\u964d\u4f4e\u5230100V\u6216110V\u7684\u6b63\u5e38\u4f4e\u7535\u538b\u3002\u5b83\u4e0e\u7535\u529b\u7ebf\u5e76\u8054\u540e\uff0c\u8d77\u5230\u201c\u964d\u538b\u201d\u76d1\u63a7\u5668\u7684\u4f5c\u7528\u3002\u5b83\u80fd\u4fdd\u62a4\u7535\u529b\u514d\u53d7\u9ad8\u538b\u5371\u9669\uff0c\u5e76\u786e\u4fdd\u7535\u8868\u548c\u5f00\u5173\u83b7\u5f97\u51c6\u786e\u7684\u7535\u538b\u8bfb\u6570\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Top_10_Key_Differences_between_Current_Transformer_vs_Potential_Transformer\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u7684\u5341\u5927\u4e3b\u8981\u533a\u522b<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50439\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Top-10-Key-Differences-between-Current-Transformer-vs-Potential-Transformer.jpg\" alt=\"\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u7684\u5341\u5927\u4e3b\u8981\u533a\u522b\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Top-10-Key-Differences-between-Current-Transformer-vs-Potential-Transformer.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Top-10-Key-Differences-between-Current-Transformer-vs-Potential-Transformer-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Top-10-Key-Differences-between-Current-Transformer-vs-Potential-Transformer-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Top-10-Key-Differences-between-Current-Transformer-vs-Potential-Transformer-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Function_Primary_Purpose\"><\/span><strong>1. \u529f\u80fd\uff08\u4e3b\u8981\u7528\u9014\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5f53\u4e3b\u7535\u6d41\u975e\u5e38\u9ad8\uff0c\u4f8b\u5982\u6570\u5343\u5b89\u57f9\u65f6\uff0c\u7535\u6d41\u4e92\u611f\u5668 (CT) \u4f1a\u5c06\u5176\u964d\u81f3\u6807\u51c6\u7684 1 \u5b89\u57f9\u6216 5 \u5b89\u57f9\u7684\u4e8c\u6b21\u8f93\u51fa\u3002\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u6b64\u7535\u6d41\u8fde\u63a5\u5230\u7535\u6d41\u8868\u3001\u7535\u80fd\u8868\u548c\u4fdd\u62a4\u7ee7\u7535\u5668\u3002\u5982\u679c\u6ca1\u6709\u7535\u6d41\u4e92\u611f\u5668\uff0c\u60a8\u4f7f\u7528\u7684\u6d4b\u91cf\u5de5\u5177\u5c06\u76f4\u63a5\u66b4\u9732\u5728\u5371\u9669\u7684\u5927\u7535\u6d41\u4e0b\u3002\u5b83\u80fd\u8ba9\u60a8\u5b9e\u65f6\u76d1\u63a7\u6c34\u7684\u5b9e\u9645\u6d41\u91cf\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09\u53ef\u4ee5\u5c0611kV\u300133kV\u6216132kV\u7b49\u9ad8\u7cfb\u7edf\u7535\u538b\u964d\u81f3\u5b89\u5168\u7684\u5e38\u7528\u4f4e\u538b110V\u6216120V\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u8f7b\u677e\u8fde\u63a5\u7535\u538b\u8868\u3001\u9891\u7387\u8868\u548c\u7535\u538b\u7ee7\u7535\u5668\u3002\u5b83\u4e0d\u4ec5\u53ef\u4ee5\u7528\u4e8e\u6d4b\u8bd5\uff0c\u8fd8\u80fd\u4f7f\u9ad8\u538b\u8bbe\u5907\u8fdc\u79bb\u63a7\u5236\u9762\u677f\uff0c\u8fd9\u4e00\u70b9\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Working_Principle_Focus\"><\/span><strong>2. \u5de5\u4f5c\u539f\u7406\u91cd\u70b9<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-2\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>CT \u7684\u5de5\u4f5c\u539f\u7406\u7c7b\u4f3c\u4e8e\u4e00\u7cfb\u5217 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Transformer\"><strong>\u53d8\u538b\u5668<\/strong><\/a>. \u5b83\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u5373\u4f7f\u7cfb\u7edf\u7535\u538b\u53d1\u751f\u53d8\u5316\uff0c\u4e5f\u80fd\u4fdd\u6301\u6b63\u786e\u7684\u7535\u6d41\u6bd4\u3002\u4e8c\u6b21\u7535\u6d41\u7684\u8f93\u51fa\u7531\u4e3b\u7535\u6d41\u51b3\u5b9a\u3002\u5373\u4f7f\u53d1\u751f\u6545\u969c\uff0c\u5b83\u4e5f\u9700\u8981\u4fdd\u6301\u7ebf\u6027\u8f93\u51fa\u3002\u8fd9\u786e\u4fdd\u4e86\u4fdd\u62a4\u7ee7\u7535\u5668\u80fd\u591f\u83b7\u5f97\u51c6\u786e\u7684\u7535\u6d41\u8bfb\u6570\uff0c\u4ece\u800c\u5728\u77ed\u8def\u65f6\u51b3\u5b9a\u4f55\u65f6\u8df3\u95f8\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-2\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u538b\u4e92\u611f\u5668 (PT) \u7684\u5de5\u4f5c\u539f\u7406\u7c7b\u4f3c\u4e8e\u5e76\u8054\u53d8\u538b\u5668\u3002\u5176\u4e3b\u8981\u76ee\u6807\u662f\u4fdd\u6301\u7535\u538b\u6bd4\u6b63\u786e\uff0c\u65e0\u8bba\u6240\u8fde\u63a5\u7684\u4eea\u8868\u6d88\u8017\u591a\u5c11\u7535\u6d41\u3002\u4e8c\u6b21\u7535\u538b\u57fa\u4e8e\u4e3b\u7535\u538b\u3002\u5bf9\u4e8e\u540c\u6b65\u3001\u6d4b\u91cf\u548c\u57fa\u4e8e\u7535\u538b\u7684\u4fdd\u62a4\u65b9\u6848\uff0c\u60a8\u53ef\u4ee5\u4f9d\u9760\u5b83\u63d0\u4f9b\u4e00\u4e2a\u7a33\u5b9a\u4e14\u6309\u6bd4\u4f8b\u7f29\u653e\u7684\u7cfb\u7edf\u7535\u538b\u526f\u672c\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Connection_in_Circuit\"><\/span><strong>3. \u7535\u8def\u8fde\u63a5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-3\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\u5fc5\u987b\u4e0e\u5f85\u6d4b\u7535\u6d41\u7684\u5bfc\u7ebf\u4e32\u8054\u3002\u6574\u6761\u7ebf\u8def\u7684\u7535\u6d41\u90fd\u4f1a\u6d41\u7ecfCT\u7684\u4e3b\u7ed5\u7ec4\u6216\u7a97\u53e3\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u5b89\u88c5CT\u65f6\u5fc5\u987b\u5148\u65ad\u5f00\u7535\u8def\u3002\u4e3a\u4e86\u6b63\u786e\u5b89\u88c5\uff0c\u5fc5\u987b\u65ad\u5f00\u4e3b\u5bfc\u7ebf\u8def\u5f84\uff0c\u7136\u540e\u624d\u80fd\u63a5\u5165CT\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-3\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u60a8\u53ef\u4ee5\u5c06\u53d8\u538b\u5668 (PT) \u5b89\u88c5\u5728\u7535\u6e90\u7ebf\u65c1\u8fb9\u6216\u5bf9\u9762\u3002\u5b83\u53ef\u4ee5\u5728\u4e0d\u4e2d\u65ad\u4e3b\u7535\u8def\u7684\u60c5\u51b5\u4e0b\uff0c\u4ece\u4e24\u76f8\u4e4b\u95f4\u6216\u4e00\u76f8\u4e0e\u5730\u4e4b\u95f4\u5f15\u51fa\u7535\u529b\u3002\u5b83\u7684\u5b89\u88c5\u65b9\u5f0f\u4e0e\u8fde\u63a5\u7535\u538b\u8868\u975e\u5e38\u76f8\u4f3c\uff1a\u60a8\u53ea\u9700\u5c06\u4e3b\u6bcd\u7ebf\u7684\u7535\u4f4d\u5f15\u7ebf\u8fde\u63a5\u5230\u53d8\u538b\u5668\u7684\u521d\u7ea7\u63a5\u7ebf\u7aef\uff0c\u800c\u65e0\u9700\u4e2d\u65ad\u4e3b\u7535\u6e90\u7684\u6d41\u52a8\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Input_Quantity\"><\/span><strong>4. \u8f93\u5165\u6570\u91cf<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-4\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u6d41\u4e92\u611f\u5668 (CT) \u63a5\u6536\u7684\u662f\u6052\u5b9a\u7535\u6d41\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u5fc5\u987b\u80fd\u591f\u5904\u7406\u8f83\u5927\u7684\u52a8\u6001\u8303\u56f4\uff0c\u4ece\u6b63\u5e38\u8d1f\u8f7d\u7535\u6d41\u5230\u9ad8\u6545\u969c\u7535\u6d41\uff0c\u800c\u4e0d\u4f1a\u8fc7\u70ed\u3002\u5728\u8bbe\u8ba1 CT \u65f6\uff0c\u5fc5\u987b\u8003\u8651\u8fd9\u4e00\u6570\u503c\u8303\u56f4\u3002\u5373\u4f7f\u53d1\u751f\u77ed\u8def\uff0c\u7535\u6d41\u8fbe\u5230\u6b63\u5e38\u7535\u6d41\u7684 20 \u500d\uff0cCT \u4ecd\u7136\u9700\u8981\u53d1\u9001\u4e0e\u7535\u6d41\u6210\u6b63\u6bd4\u7684\u4e8c\u6b21\u4fe1\u53f7\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-4\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u538b\u4e92\u611f\u5668 (PT) \u4ee5\u56fa\u5b9a\u7535\u538b\u4f5c\u4e3a\u8f93\u5165\uff0c\u5f53\u8f93\u5165\u7535\u538b\u5728\u7cfb\u7edf\u7535\u538b\u7684 \u00b110% \u5c0f\u8303\u56f4\u5185\u65f6\uff0c\u5176\u5de5\u4f5c\u6548\u679c\u6700\u4f73\u3002\u60a8\u7684\u7535\u538b\u4e92\u611f\u5668\u5728\u8fd9\u79cd\u7a33\u5b9a\u7684\u7535\u6e90\u6761\u4ef6\u4e0b\u5de5\u4f5c\u6700\u4f73\u3002\u5b83\u4e0d\u50cf\u7535\u6d41\u4e92\u611f\u5668 (CT) \u90a3\u6837\u9700\u8981\u6301\u7eed\u5e94\u5bf9\u6781\u7aef\u8fc7\u7535\u538b\u60c5\u51b5\uff0c\u4f46\u5fc5\u987b\u5177\u5907\u8db3\u591f\u7684\u7edd\u7f18\u8bbe\u8ba1\u6765\u627f\u53d7\u77ed\u671f\u6d6a\u6d8c\u7535\u538b\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Output_Range\"><\/span><strong>5. \u8f93\u51fa\u8303\u56f4<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-5\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5168\u7403\u8303\u56f4\u5185\uff0c\u7535\u6d41\u4e92\u611f\u5668\u4e8c\u6b21\u4fa7\u7684\u989d\u5b9a\u7535\u6d41\u5747\u4e3a 1 \u5b89\u57f9\u6216 5 \u5b89\u57f9\u3002\u7531\u4e8e\u8fd9\u79cd\u6807\u51c6\u5316\uff0c\u4e0d\u540c\u5236\u9020\u5546\u751f\u4ea7\u7684\u7535\u8868\u548c\u7ee7\u7535\u5668\u53ef\u4ee5\u901a\u7528\uff0c\u65e0\u9700\u91cd\u65b0\u6821\u51c6\u3002\u901a\u5e38\uff0c\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u8ba1\u91cf\u9762\u677f\u4e4b\u95f4\u7684\u8ddd\u79bb\u51b3\u5b9a\u4e86\u4f7f\u7528\u54ea\u79cd\u989d\u5b9a\u7535\u6d41\uff1a5 \u5b89\u57f9\u66f4\u9002\u5408\u77ed\u8ddd\u79bb\u5e03\u7ebf\uff0c\u800c 1 \u5b89\u57f9\u66f4\u9002\u5408\u957f\u8ddd\u79bb\u5e03\u7ebf\uff0c\u4ee5\u51cf\u5c11\u7535\u7f06\u635f\u8017\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-5\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u60a8\u7684PT\u4e8c\u6b21\u8f93\u51fa\u7535\u538b\u8bbe\u7f6e\u4e3a110V\u6216120V\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u60a8\u6240\u5728\u5730\u533a\u7684\u6807\u51c6\u3002\u60a8\u53ef\u4ee5\u5229\u7528\u6b64\u7a33\u5b9a\u8f93\u51fa\uff0c\u4f7f\u7528\u73b0\u6210\u7684\u8ba1\u91cf\u548c\u5b89\u9632\u8bbe\u5907\u3002\u5728\u57fa\u4e8eIEC\u7684\u7cfb\u7edf\u4e2d\uff0c110V\u662f\u6807\u51c6\u7535\u538b\uff1b\u800c\u5728ANSI\u7cfb\u7edf\u4e2d\uff0c120V\u662f\u6807\u51c6\u7535\u538b\u3002\u8fd9\u79cd\u7edf\u4e00\u6027\u4f7f\u5f97\u5728\u6240\u6709\u7ad9\u70b9\u91c7\u8d2d\u548c\u66f4\u6362\u8bbe\u5907\u66f4\u52a0\u4fbf\u6377\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Turns_Ratio_Winding_Design\"><\/span><strong>6. \u531d\u6570\u6bd4\u548c\u7ed5\u7ebf\u8bbe\u8ba1<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-6\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u6d41\u4e92\u611f\u5668\u7684\u4e3b\u7ed5\u7ec4\u531d\u6570\u4e0d\u591a\u2014\u2014\u901a\u5e38\u53ea\u6709\u4e00\u6839\u6bcd\u7ebf\u6216\u5bfc\u7ebf\u7a7f\u8fc7\u4e00\u4e2a\u7a97\u53e3\u3002\u800c\u6b21\u7ea7\u7ed5\u7ec4\u5219\u6709\u5f88\u591a\u531d\u6570\uff0c\u7f20\u7ed5\u5728\u4e00\u4e2a\u9ad8\u78c1\u5bfc\u7387\u7684\u94c1\u82af\u4e0a\u3002\u8fd9\u79cd\u9ad8\u531d\u6570\u6bd4\u4f1a\u4ea7\u751f\u7535\u6d41\u964d\u538b\u6548\u5e94\u3002\u7269\u7406\u8bbe\u8ba1\u65e8\u5728\u5c3d\u53ef\u80fd\u7b80\u5316\u4e00\u6b21\u4fa7\u7684\u5b89\u88c5\uff0c\u540c\u65f6\u786e\u4fdd\u7cbe\u786e\u7684\u6b21\u7ea7\u7535\u6d41\u523b\u5ea6\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-6\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u60a8\u7684\u7535\u538b\u4e92\u611f\u5668\u4e3b\u7ed5\u7ec4\u7531\u591a\u531d\u7ec6\u7edd\u7f18\u5bfc\u7ebf\u7ed5\u5236\u800c\u6210\uff0c\u80fd\u591f\u627f\u53d7\u8f83\u9ad8\u7684\u7cfb\u7edf\u7535\u538b\u3002\u6b21\u7ea7\u7ebf\u5708\u7684\u531d\u6570\u8f83\u5c11\uff0c\u4ee5\u964d\u4f4e\u7535\u538b\u3002\u8be5\u5efa\u7b51\u9700\u8981\u7cbe\u5fc3\u8bbe\u8ba1\u7edd\u7f18\u65b9\u6848\u3002\u4e3b\u7ed5\u7ec4\u5fc5\u987b\u80fd\u591f\u627f\u53d7\u6b63\u5e38\u7535\u538b\u4ee5\u53ca\u4efb\u4f55\u77ed\u65f6\u8fc7\u7535\u538b\u60c5\u51b5\uff0c\u800c\u4e0d\u4f1a\u53d1\u751f\u7edd\u7f18\u5c42\u51fb\u7a7f\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Transformer_Type\"><\/span><strong>7. \u53d8\u538b\u5668\u7c7b\u578b<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-7\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u4ece\u6280\u672f\u89d2\u5ea6\u6765\u8bf4\uff0c\u4f60\u7684\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\u662f\u4e00\u4e2a\u5347\u538b\u53d8\u538b\u5668\u3002\u5b83\u4e3b\u8981\u8f93\u5165\u4f4e\u7535\u538b\u3001\u5927\u7535\u6d41\uff0c\u7136\u540e\u5728\u6b21\u7ea7\u8f93\u51fa\u9ad8\u7535\u538b\u3001\u5c0f\u7535\u6d41\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u6b21\u7ea7\u5f00\u8def\u5f88\u5371\u9669\uff1a\u7535\u538b\u53ef\u80fd\u9ad8\u5230\u8db3\u4ee5\u81f4\u547d\u3002\u5982\u679c\u4f60\u7406\u89e3\u4e86\u8fd9\u79cd\u5206\u7c7b\uff0c\u4f60\u5c31\u4f1a\u660e\u767d\u4e3a\u4ec0\u4e48\u6b21\u7ea7\u77ed\u8def\u5668\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u5b89\u5168\u88c5\u7f6e\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-7\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u60a8\u4f7f\u7528\u7684PT\u662f\u964d\u538b\u53d8\u538b\u5668\u3002\u5b83\u4ece\u4e3b\u8f93\u5165\u7aef\u8f93\u5165\u9ad8\u7535\u538b\u4f4e\u7535\u6d41\uff0c\u4ece\u6b21\u7ea7\u8f93\u51fa\u7aef\u8f93\u51fa\u4f4e\u7535\u538b\u9ad8\u7535\u6d41\u3002\u7531\u4e8e\u5176\u6807\u51c6\u7684\u964d\u538b\u8bbe\u8ba1\uff0c\u5176\u5de5\u4f5c\u7279\u6027\u662f\u53ef\u4ee5\u9884\u6d4b\u7684\u3002\u53ea\u8981\u4e0d\u4f7f\u6b21\u7ea7\u8fde\u63a5\u77ed\u8def\uff0c\u8fde\u63a5\u6807\u51c6\u7535\u538b\u8868\u548c\u7ee7\u7535\u5668\u662f\u5b89\u5168\u7684\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Secondary_Circuit_Behavior\"><\/span><strong>8. \u6b21\u7ea7\u7535\u8def\u884c\u4e3a<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-8\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u6d41\u4e92\u611f\u5668 (CT) \u7684\u4e8c\u6b21\u4fa7\u5fc5\u987b\u59cb\u7ec8\u77ed\u8def\u6216\u8fde\u63a5\u5230\u4f4e\u963b\u6297\u8d1f\u8f7d\u3002\u5982\u679c\u5728\u4e00\u6b21\u4fa7\u4ecd\u5e26\u7535\u7684\u60c5\u51b5\u4e0b\u65ad\u5f00\u4e8c\u6b21\u4fa7\uff0c\u78c1\u82af\u78c1\u901a\u505c\u6b62\u8fd0\u52a8\uff0c\u5bfc\u81f4\u89e6\u70b9\u95f4\u4ea7\u751f\u6781\u9ad8\u7684\u7535\u538b\u2014\u2014\u53ef\u80fd\u9ad8\u8fbe\u6570\u5343\u4f0f\u3002\u8fd9\u4f1a\u635f\u574f\u7edd\u7f18\u5c42\uff0c\u5e76\u5371\u53ca\u4eba\u8eab\u5b89\u5168\u3002\u5728\u62c6\u5378\u4efb\u4f55 CT \u4e8c\u6b21\u4fa7\u5bfc\u7ebf\u4e4b\u524d\uff0c\u52a1\u5fc5\u4f7f\u7528\u77ed\u8def\u5757\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-8\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u5207\u52ff\u4f7f\u7535\u538b\u4e92\u611f\u5668 (PT) \u4e8c\u6b21\u4fa7\u77ed\u8def\u3002\u4e8c\u6b21\u4fa7\u77ed\u8def\u4f1a\u5f62\u6210\u4e00\u6761\u6545\u969c\u7535\u6d41\u7684\u76f4\u63a5\u901a\u8def\uff0c\u5176\u7535\u6d41\u4ec5\u53d7\u7535\u538b\u4e92\u611f\u5668\u5185\u90e8\u963b\u6297\u7684\u9650\u5236\u3002\u8fd9\u4f1a\u5bfc\u81f4\u7535\u6d41\u975e\u5e38\u5927\uff0c\u5982\u679c\u7ed5\u7ec4\u8fc7\u70ed\uff0c\u751a\u81f3\u4f1a\u8fc5\u901f\u7194\u5316\u7ed5\u7ec4\u5468\u56f4\u7684\u7edd\u7f18\u5c42\u3002\u52a1\u5fc5\u4f7f\u7528\u989d\u5b9a\u503c\u5408\u9002\u7684\u7194\u65ad\u5668\u6216\u65ad\u8def\u5668\u6765\u4fdd\u62a4\u7535\u538b\u4e92\u611f\u5668\u7684\u4e8c\u6b21\u4fa7\u7ebf\u8def\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Dependency_on_Load_Burden\"><\/span><strong>9. \u5bf9\u8d1f\u8f7d\uff08\u8d1f\u62c5\uff09\u7684\u4f9d\u8d56\u6027<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-9\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u53ea\u8981\u8d1f\u8f7d\u5bb9\u91cf\u5728\u989d\u5b9aVA\u8303\u56f4\u5185\uff0c\u4e8c\u6b21\u8d1f\u8f7d\u5bf9\u7535\u6d41\u4e92\u611f\u5668(CT)\u7684\u7cbe\u5ea6\u5f71\u54cd\u4e0d\u5927\u3002\u4f46\u5982\u679c\u589e\u52a0\u8fc7\u591a\u8bbe\u5907\uff0cCT\u78c1\u82af\u4f1a\u8fc7\u8f7d\uff0c\u5bfc\u81f4\u53d8\u6bd4\u8ba1\u7b97\u51fa\u73b0\u8bef\u5dee\u3002\u53d1\u751f\u6545\u969c\u65f6\uff0c\u5b89\u5168\u7ee7\u7535\u5668\u53ef\u80fd\u5b8c\u5168\u5931\u6548\u6216\u5de5\u4f5c\u5f02\u5e38\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1CT\u7535\u8def\u4e4b\u524d\uff0c\u52a1\u5fc5\u5148\u8ba1\u7b97\u603b\u8d1f\u8f7d\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-9\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u8f85\u52a9\u8d1f\u8f7d\u76f4\u63a5\u5f71\u54cd\u7535\u538b\u4e92\u611f\u5668\u7684\u7cbe\u5ea6\u3002\u4e0d\u77e5\u4f55\u6545\uff0c\u5f53\u8fde\u63a5\u5230\u7535\u538b\u4e92\u611f\u5668\u7684\u4eea\u8868\u6216\u5f00\u5173\u6570\u91cf\u589e\u52a0\u65f6\uff0c\u8f93\u51fa\u7535\u538b\u4f1a\u4e0b\u964d\u3002\u8fd9\u4f1a\u5bfc\u81f4\u6bd4\u7387\u8bef\u5dee\uff0c\u4ece\u800c\u6539\u53d8\u4eea\u8868\u7684\u7cbe\u5ea6\u548c\u5b89\u5168\u8bbe\u7f6e\u3002\u4e3a\u4e86\u786e\u4fdd\u7535\u538b\u4e92\u611f\u5668\u5728\u5176\u7cbe\u5ea6\u8303\u56f4\u5185\u5de5\u4f5c\uff0c\u5fc5\u987b\u4e25\u683c\u63a7\u5236\u4e0e\u5176\u8fde\u63a5\u7684\u8d1f\u8f7d\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_Applications_in_Power_Systems\"><\/span><strong>10. \u5728\u7535\u529b\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Current_Transformer_CT-10\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u4f8b\u5982\uff0c\u4e3a\u7535\u6d41\u8868\u3001\u529f\u7387\u5206\u6790\u4eea\u3001\u7535\u80fd\u8868\u3001\u8fc7\u7535\u6d41\u7ee7\u7535\u5668\u3001\u5dee\u52a8\u5b89\u5168\u88c5\u7f6e\u4ee5\u53ca\u70ed\u4fdd\u62a4\u88c5\u7f6e\u4f9b\u7535\u3002 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u4ec0\u4e48\u662f\u7535\u6c14\u8fc7\u8f7d\uff1f\/\"><strong>\u7535\u6c14\u8fc7\u8f7d<\/strong><\/a> \u6240\u6709\u8bbe\u5907\u90fd\u662f\u57fa\u4e8e\u7535\u6d41\u7684\u8bbe\u5907\uff0c\u53ea\u80fd\u4f7f\u7528\u7535\u6d41\u4e92\u611f\u5668 (CT) \u8fdb\u884c\u6d4b\u91cf\u3002 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u4f4e\u538b\u5f00\u5173\u8bbe\u5907\/\"><strong>\u4f4e\u538b\u5f00\u5173\u8bbe\u5907<\/strong><\/a>, \u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\u5b89\u88c5\u5728\u8f93\u7535\u7ebf\u8def\u7684\u6bcf\u4e00\u76f8\u4e0a\uff0c\u8d1f\u8d23\u7535\u529b\u8f93\u5165\u548c\u8f93\u51fa\u3002\u5b83\u4eec\u5bf9\u4e8e\u4fdd\u62a4\u60a8\u7684\u8425\u9500\u7f51\u7edc\u548c\u8861\u91cf\u60a8\u7684\u76c8\u5229\u80fd\u529b\u90fd\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Potential_Transformer_PT-10\"><\/span><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7535\u538b\u4e92\u611f\u5668 (PT) \u7528\u4e8e\u7535\u538b\u76f8\u5173\u7684\u4efb\u52a1\uff0c\u4f8b\u5982\u4e3a\u7535\u538b\u8868\u3001\u9891\u7387\u8868\u3001\u540c\u6b65\u5668\u3001\u7535\u538b\u7ee7\u7535\u5668\u4ee5\u53ca\u7535\u538b\u8fc7\u4f4e\u65f6\u7684\u5b89\u5168\u4fdd\u62a4\u88c5\u7f6e\u4f9b\u7535\u3002PT \u5411\u53d8\u7535\u7ad9\u4e2d\u5e76\u8054\u7684\u53d1\u7535\u673a\u6216\u7535\u7f51\u7ebf\u8def\u53d1\u9001\u540c\u6b65\u4fe1\u53f7\u3002\u8981\u6d4b\u91cf\u529f\u7387 (kW) \u5e76\u8bbe\u7f6e\u65b9\u5411\u4fdd\u62a4\u7cfb\u7edf\uff0c\u9700\u8981\u5728\u540c\u4e00\u53f0\u4eea\u5668\u4e0a\u540c\u65f6\u914d\u5907\u7535\u6d41\u4e92\u611f\u5668 (CT) \u548c PT \u8f93\u5165\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Summary_Table_CT_vs_PT_at_a_Glance\"><\/span><strong>\u6c47\u603b\u8868\uff1aCT \u4e0e PT \u5bf9\u6bd4\u6982\u89c8<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50440\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Summary-Table-CT-vs-PT-at-a-Glance.jpg\" alt=\"CT \u4e0e PT \u5bf9\u6bd4\u6982\u89c8\u6c47\u603b\u8868\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Summary-Table-CT-vs-PT-at-a-Glance.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Summary-Table-CT-vs-PT-at-a-Glance-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Summary-Table-CT-vs-PT-at-a-Glance-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Summary-Table-CT-vs-PT-at-a-Glance-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<table width=\"648\">\n<tbody>\n<tr>\n<td><strong>\u7279\u5f81<\/strong><\/td>\n<td><strong>\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09<\/strong><\/td>\n<td><strong>\u7535\u538b\u4e92\u611f\u5668\uff08PT\uff09<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>\u4e3b\u8981\u529f\u80fd<\/strong><\/td>\n<td>\u5c06\u9ad8\u7535\u6d41\u964d\u81f3 1A\/5A<\/td>\n<td>\u5c06\u9ad8\u538b\u964d\u81f3 110V\/120V<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8054\u7cfb<\/strong><\/td>\n<td>\u7cfb\u5217<\/td>\n<td>\u5e73\u884c\uff08\u6a2a\u8de8\uff09\u8be5\u7ebf<\/td>\n<\/tr>\n<tr>\n<td><strong>\u4e3b\u8981\u8f6c\u5f2f<\/strong><\/td>\n<td>\u5f88\u5c11\uff08\u901a\u5e38\uff09 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u5355\u76f8\u53d8\u538b\u5668\/\"><strong>\u5355\u76f8\u53d8\u538b\u5668<\/strong><\/a>)<\/td>\n<td>\u8bb8\u591a<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6b21\u8981\u8f6c\u5f2f<\/strong><\/td>\n<td>\u8bb8\u591a<\/td>\n<td>\u5f88\u5c11<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6b21\u751f\u5371\u9669<\/strong><\/td>\n<td>\u5f00\u8def\uff08\u5bfc\u81f4\u9ad8\u7535\u538b\uff09<\/td>\n<td>\u77ed\u8def\uff08\u5bfc\u81f4\u5927\u7535\u6d41\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8d1f\u62c5\u4f9d\u8d56<\/strong><\/td>\n<td>\u4f4e\uff08\u6052\u6d41\u6e90\uff09<\/td>\n<td>\u9ad8\uff08\u9ad8\u8d1f\u62c5\u65f6\u51c6\u786e\u7387\u4e0b\u964d\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u53d8\u538b\u5668\u7c7b\u578b<\/strong><\/td>\n<td>\u5347\u538b\u53d8\u538b\u5668<\/td>\n<td>\u964d\u538b\u53d8\u538b\u5668<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Current_Transformer_vs_Potential_Transformer_%E2%80%93_Which_One_Is_Best\"><\/span><strong>\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u2014\u2014\u54ea\u4e00\u4e2a\u66f4\u597d\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50441\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Current-Transformer-vs-Potential-Transformer-\u2013-Which-One-Is-Best.jpg\" alt=\"\u7535\u6d41\u4e92\u611f\u5668\u4e0e\u7535\u538b\u4e92\u611f\u5668\u2014\u2014\u54ea\u4e2a\u66f4\u597d\uff1f\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Current-Transformer-vs-Potential-Transformer-\u2013-Which-One-Is-Best.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Current-Transformer-vs-Potential-Transformer-\u2013-Which-One-Is-Best-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Current-Transformer-vs-Potential-Transformer-\u2013-Which-One-Is-Best-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Current-Transformer-vs-Potential-Transformer-\u2013-Which-One-Is-Best-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p>\u4e24\u8005\u90fd\u4e0d\u662f\u201c\u6700\u4f73\u201d\u9009\u62e9\uff1b\u5b83\u4eec\u5404\u81ea\u627f\u62c5\u7740\u91cd\u8981\u7684\u4efb\u52a1\u3002\u4f60\u4e0d\u80fd\u76f4\u63a5\u4ece\u7535\u6d41\u4e92\u611f\u5668 (CT) \u5207\u6362\u5230\u7535\u538b\u4e92\u611f\u5668 (PT)\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002\u4f60\u7684\u9009\u62e9\u5b8c\u5168\u53d6\u51b3\u4e8e\u4f60\u7684\u9700\u6c42\u3002\u4f60\u9700\u8981\u4f7f\u7528\u7535\u6d41\u4e92\u611f\u5668\u6765\u6d4b\u91cf\u7535\u6d41\uff0c\u7528\u4e8e\u5b89\u5168\u7ee7\u7535\u5668\u6216\u7535\u8868\u3002\u5982\u679c\u4f60\u9700\u8981\u6d4b\u91cf\u7535\u538b\uff0c\u7528\u4e8e\u540c\u6b65\u6216\u7535\u538b\u8868\uff0c\u5219\u9700\u8981\u4f7f\u7528\u7535\u538b\u4e92\u611f\u5668\u3002\u5bf9\u4e8e\u5b8c\u6574\u7684\u529f\u7387\u8ddf\u8e2a\uff0c\u4f8b\u5982\u8ba1\u7b97\u5343\u74e6\u6570\uff0c\u4f60\u9700\u8981\u540c\u65f6\u4f7f\u7528\u7535\u6d41\u4e92\u611f\u5668\u548c\u7535\u538b\u4e92\u611f\u5668\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Get_Your_Customized_Transformer_by_KDM_Steel\"><\/span><strong>\u901a\u8fc7 KDM Steel \u83b7\u53d6\u60a8\u7684\u5b9a\u5236\u53d8\u538b\u5668<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-50442\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Get-Your-Customized-Transformer-by-KDM-Steel.jpg\" alt=\"\u901a\u8fc7 KDM Steel \u83b7\u53d6\u60a8\u7684\u5b9a\u5236\u53d8\u538b\u5668\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Get-Your-Customized-Transformer-by-KDM-Steel.jpg 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Get-Your-Customized-Transformer-by-KDM-Steel-150x84.jpg 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Get-Your-Customized-Transformer-by-KDM-Steel-768x432.jpg 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/03\/Get-Your-Customized-Transformer-by-KDM-Steel-18x10.jpg 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p>\u6211\u4eec\u77e5\u9053\uff0c\u6bcf\u4e2a\u7535\u529b\u7cfb\u7edf\u90fd\u6709\u5176\u81ea\u8eab\u7684\u9700\u6c42\u3002 <a href=\"https:\/\/www.kdmsteel.com\/zh\/\">KDM\u94a2\u94c1<\/a>. \u6211\u4eec\u63d0\u4f9b\u91cf\u8eab\u5b9a\u5236\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u6ee1\u8db3\u60a8\u7684\u5404\u79cd\u9700\u6c42\uff0c\u65e0\u8bba\u60a8\u9700\u8981\u7528\u4e8e\u5b89\u5168\u63aa\u65bd\u7684\u7cbe\u5bc6\u7535\u6d41\u4e92\u611f\u5668\uff0c\u8fd8\u662f\u7528\u4e8e\u6d4b\u91cf\u7684\u7cbe\u786e\u7535\u538b\u4e92\u611f\u5668\u3002\u51ed\u501f\u6211\u4eec\u7684\u4e13\u4e1a\u77e5\u8bc6\uff0c\u6211\u4eec\u4fdd\u8bc1\u4ea7\u54c1\u7684\u53ef\u9760\u6027\u3001\u5b89\u5168\u6027\u548c\u9ad8\u6548\u6027\u3002. <a href=\"https:\/\/www.kdmsteel.com\/zh\/\u63a5\u89e6\/\"><strong>\u8054\u7cfb\u6211\u4eec<\/strong><\/a> \u73b0\u5728\u5c31\u6765\u8c08\u8c08\u60a8\u5bf9\u4eea\u5668\u53d8\u538b\u5668\u7684\u9700\u6c42\u3002.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQS\"><\/span><strong>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Why_shouldnt_CT_Extra_be_open\"><\/span><strong>CT Extra \u4e3a\u4ec0\u4e48\u4e0d\u5e94\u8be5\u8425\u4e1a\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5f53\u7535\u6d41\u4e92\u611f\u5668\uff08CT\uff09\u7684\u4e8c\u6b21\u4fa7\u5728\u4e00\u6b21\u4fa7\u4ecd\u7136\u5bfc\u901a\u7684\u60c5\u51b5\u4e0b\u65ad\u5f00\u65f6\uff0c\u94c1\u82af\u4f1a\u9971\u548c\uff0c\u4ece\u800c\u4ea7\u751f\u5371\u9669\u7684\u9ad8\u538b\u5c16\u5cf0\u3002\u8fd9\u975e\u5e38\u5371\u9669\uff0c\u56e0\u4e3a\u5b83\u4f1a\u5bfc\u81f4\u89e6\u7535\u5e76\u7acb\u5373\u635f\u574f\u7edd\u7f18\u5c42\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_CT_and_PT_be_used_instead_of_each_other\"><\/span><strong>CT\u548cPT\u53ef\u4ee5\u4e92\u76f8\u66ff\u4ee3\u4f7f\u7528\u5417\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e0d\uff0c\u5b83\u4eec\u7684\u4f5c\u7528\u76f8\u4e92\u51b2\u7a81\u2014\u2014\u4e00\u4e2a\u964d\u4f4e\u7535\u538b\uff0c\u53e6\u4e00\u4e2a\u964d\u4f4e\u7535\u6d41\u3002\u5b83\u4eec\u7684\u5b89\u5168\u6027\u8981\u6c42\u3001\u6784\u9020\u65b9\u5f0f\u548c\u8fde\u63a5\u65b9\u5f0f\u57fa\u672c\u4e0a\u90fd\u4e0d\u517c\u5bb9\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"When_do_CT_and_PT_work_together\"><\/span><strong>CT\u548cPT\u4f55\u65f6\u9700\u8981\u534f\u540c\u5de5\u4f5c\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5b83\u4eec\u901a\u5e38\u914d\u5408\u4f7f\u7528\uff0c\u7528\u4e8e\u9700\u8981\u540c\u65f6\u63d0\u4f9b\u529f\u7387\u548c\u7535\u538b\u7684\u573a\u5408\u3002\u4f8b\u5982\uff0c\u529f\u7387\u8868\u3001\u65b9\u5411\u8fc7\u7535\u6d41\u7ee7\u7535\u5668\u548c\u516c\u7528\u4e8b\u4e1a\u80fd\u6e90\u8ba1\u91cf\u5c4f\u5e55\u7b49\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Which_transformer_is_better_for_you\"><\/span><strong>\u54ea\u6b3e\u53d8\u538b\u5668\u66f4\u9002\u5408\u4f60\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4e24\u8005\u64cd\u4f5c\u6b63\u786e\u65f6\u90fd\u5b89\u5168\uff0c\u4f46\u5404\u81ea\u4e5f\u5b58\u5728\u98ce\u9669\u3002CT \u5bfc\u7ba1\u5f00\u653e\u65f6\u5371\u9669\uff0cPT \u5bfc\u7ba1\u8fc7\u77ed\u65f6\u5371\u9669\u3002.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_are_transformers_for_instruments_important\"><\/span><strong>\u4e3a\u4ec0\u4e48\u4eea\u5668\u53d8\u538b\u5668\u5f88\u91cd\u8981\uff1f<\/strong><span 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