{"id":2374,"date":"2026-02-07T09:44:00","date_gmt":"2026-02-07T01:44:00","guid":{"rendered":"https:\/\/www.takebrakes.com\/?p=2374"},"modified":"2026-02-05T14:43:13","modified_gmt":"2026-02-05T06:43:13","slug":"why-does-a-dc-electromagnetic-brake-have-weak-holding-or-weak-pull-in-on-a-crane","status":"publish","type":"post","link":"https:\/\/www.takebrakes.com\/id\/why-does-a-dc-electromagnetic-brake-have-weak-holding-or-weak-pull-in-on-a-crane\/","title":{"rendered":"Mengapa rem elektromagnetik DC memiliki daya tahan yang lemah atau \u201ctarikan lemah\u201d pada crane?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A DC electromagnetic brake that pulls in weakly usually points to an electrical supply or air-gap issue. On overhead crane and gantry crane motor brakes, the most common causes are <strong>undervoltage<\/strong>, incorrect rectifier selection, excessive voltage drop due to long cables, loose terminals, or an incorrect coil rating (110V vs 220V). A failing power supply box\/rectifier can also create high ripple DC, causing buzzing and reduced magnetic force.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Faktor mekanis dapat memperkuat kelemahan listrik. Jika celah udara terlalu besar karena keausan atau penyetelan yang salah, kumparan mungkin tidak menghasilkan kekuatan yang cukup untuk melepaskan sepenuhnya atau menarik sepenuhnya armature. Kotoran, korosi, atau permukaan armature yang melengkung juga dapat mencegah kontak penuh. Perbaikannya adalah mengukur tegangan kumparan di terminal rem saat beban, memastikan spesifikasi penyearah, memeriksa resistansi kumparan, dan mengatur ulang celah udara sesuai batas OEM. Pasokan listrik yang andal sangat penting untuk pelepasan rem yang konsisten dan operasi yang aman.<\/p>","protected":false},"excerpt":{"rendered":"<p>A DC electromagnetic brake that pulls in weakly usually points to an electrical supply or air-gap issue. On overhead crane and gantry crane motor brakes, the most common causes are undervoltage, incorrect rectifier selection, excessive voltage drop due to long cables, loose terminals, or an incorrect coil rating (110V vs 220V). A failing power supply [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[132,3],"tags":[133],"class_list":["post-2374","post","type-post","status-publish","format-standard","hentry","category-faq","category-blog","tag-overhead-or-gantry-crane"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/posts\/2374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/comments?post=2374"}],"version-history":[{"count":1,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/posts\/2374\/revisions"}],"predecessor-version":[{"id":2391,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/posts\/2374\/revisions\/2391"}],"wp:attachment":[{"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/media?parent=2374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/categories?post=2374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.takebrakes.com\/id\/wp-json\/wp\/v2\/tags?post=2374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}