{"id":16986,"date":"2026-05-07T09:24:56","date_gmt":"2026-05-07T09:24:56","guid":{"rendered":"https:\/\/www.dgcrane.com\/?p=16986"},"modified":"2026-05-07T10:01:24","modified_gmt":"2026-05-07T10:01:24","slug":"crane-hoist-wire-rope-replacement-calculator","status":"publish","type":"post","link":"https:\/\/www.dgcrane.com\/de\/crane-hoist-wire-rope-replacement-calculator\/","title":{"rendered":"Seilwechselrechner f\u00fcr Kranhebezeuge"},"content":{"rendered":"<div id=\"calculator\">\n\n  <div class=\"calc-group\">\n    <label for=\"calculator-ropeType\">Drahtseiltyp<\/label>\n    <select id=\"calculator-ropeType\" class=\"calc-input\">\n      <option value=\"fc\">Einlagiges Seil mit Faserkern (FC)<\/option>\n      <option value=\"iwrc\">Einlagiges Seil mit Stahlkern (IWRC)<\/option>\n      <option value=\"rotation\">Rotationsbest\u00e4ndiges Seil<\/option>\n    <\/select>\n  <\/div>\n\n  <div class=\"calc-group\">\n    <label for=\"calculator-nominalD\">Nenndurchmesser d (mm)<\/label>\n    <input type=\"number\" step=\"0.1\" id=\"calculator-nominalD\" class=\"calc-input\" data-required=\"true\">\n    <div class=\"error-msg\" id=\"error-nominalD\">Bitte geben Sie eine g\u00fcltige positive Zahl ein.<\/div>\n  <\/div>\n\n  <div class=\"calc-group\">\n    <label for=\"calculator-refD\">Referenzdurchmesser d<sub>Referenz<\/sub> (mm)<\/label>\n    <input type=\"number\" step=\"0.1\" id=\"calculator-refD\" class=\"calc-input\" data-required=\"true\">\n    <div class=\"error-msg\" id=\"error-refD\">Bitte geben Sie eine g\u00fcltige positive Zahl ein.<\/div>\n  <\/div>\n\n  <div class=\"calc-group\">\n    <label for=\"calculator-measuredD\">Gemessener Durchmesser d<sub>M<\/sub> (mm)<\/label>\n    <input type=\"number\" step=\"0.1\" id=\"calculator-measuredD\" class=\"calc-input\" data-required=\"true\">\n    <div class=\"error-msg\" id=\"error-measuredD\">Bitte geben Sie eine g\u00fcltige positive Zahl ein.<\/div>\n  <\/div>\n\n  <div class=\"calc-buttons\">\n    <button type=\"button\" id=\"calculator-calculate\" class=\"calc-btn primary\">Berechnen &amp; Bewerten<\/button>\n    <button type=\"button\" id=\"calculator-reset\" class=\"calc-btn reset\">Zur\u00fccksetzen<\/button>\n  <\/div>\n\n  <div class=\"calc-result\" id=\"calculator-result\" style=\"display: none;\">\n    <div class=\"result-title\">Bewertungsergebnis<\/div>\n    <div class=\"result-item\">\n      <span class=\"result-label\">Durchmesserreduzierung:<\/span>\n      <span class=\"result-value\" id=\"result-q\"><\/span>\n    <\/div>\n    <div class=\"result-item\">\n      <span class=\"result-label\">Schadensbereich:<\/span>\n      <span class=\"result-value\" id=\"result-percent\"><\/span>\n    <\/div>\n    <div class=\"result-item\">\n      <span class=\"result-label\">Schadensstufe:<\/span>\n      <span class=\"result-value\" id=\"result-level\"><\/span>\n    <\/div>\n    <div class=\"result-item\">\n      <span class=\"result-label\">Nutzungsstatus:<\/span>\n      <span class=\"result-value\" id=\"result-status\"><\/span>\n    <\/div>\n    <div class=\"result-item\">\n      <span class=\"result-label\">Empfohlene Ma\u00dfnahme:<\/span>\n      <span class=\"result-text\" id=\"result-action\"><\/span>\n    <\/div>\n  <\/div>\n\n  <style>\n    #calculator {\n      --primary-color: #0a3487;\n      --primary-hover: #F58423;\n      --error-color: #e53935;\n      --bg-color: #EAEEF7;\n      --text-color: #4a4a4a;\n      max-width: 545px;\n      padding: 30px;\n      background: var(--bg-color);\n      font-family: Arial, sans-serif;\n      color: var(--text-color);\n    }\n    #calculator * {\n      margin: 0;\n      padding: 0;\n      box-sizing: border-box;\n      transition: all 0.2s ease;\n    }\n    #calculator .calc-header {\n      font-size: 18px;\n      font-weight: bold;\n      text-align: center;\n      margin-bottom: 15px;\n      color: var(--primary-color);\n    }\n    #calculator .calc-formula {\n      text-align: center;\n      font-size: 14px;\n      margin-bottom: 20px;\n    }\n    #calculator .calc-group {\n      margin-bottom: 18px;gap:inherit;\n    }\n    #calculator label {\n      display: block;\n      font-size: 14px;\n      margin-bottom: 6px;\n      font-weight: 500;\n    }\n    #calculator .calc-input {\n      width: 100%;\n      height: 36px;\n      border-radius: 0;\n      border: 1px solid #ccc;\n      padding: 0 10px;\n      font-size: 16px;\n      outline: none;\n    }\n    #calculator .calc-input:focus {\n      border: 2px solid var(--primary-color);\n    }\n    #calculator .calc-input.error {\n      border: 2px solid var(--error-color) !important;\n    }\n    #calculator .error-msg {\n      display: none;\n      font-size: 12px;\n      color: var(--error-color);\n      margin-top: 4px;\n    }\n    #calculator .error-msg.show {\n      display: block;\n    }\n    #calculator .calc-buttons {\n      display: flex;\n      gap: 12px;\n      margin: 25px 0;\n    }\n    #calculator .calc-btn {\n      flex: 1;\n      height: 34px;\n      line-height: 34px;\n      border-radius: 0;\n      border: none;\n      font-size: 14px;\n      cursor: pointer;\n      text-align: center;\n    }\n    #calculator .calc-btn.primary {\n      background: var(--primary-color);\n      color: #fff;\n    }\n    #calculator .calc-btn.primary:hover {\n      background: var(--primary-hover);\n    }\n    #calculator .calc-btn.reset {\n      background: #ccc;\n      color: var(--text-color);\n    }\n    #calculator .calc-btn.reset:hover {\n      background: #bbb;\n    }\n    #calculator .calc-result {\n      border-top: 1px solid #ccc;\n      padding-top: 20px;\n    }\n    #calculator .result-title {\n      font-size: 18px;\n      font-weight: bold;\n      text-align: center;\n      margin-bottom: 15px;\n      color: var(--primary-color);\n    }\n    #calculator .result-item {\n      display: flex;\n      margin-bottom: 10px;\n      align-items: center;\n    }\n    #calculator .result-label {\n      width: 180px;\n      font-size: 14px;\n      font-weight: 500;\n    }\n    #calculator .result-value {\n      font-size: 16px;\n      font-weight: bold;\n    }\n    #calculator .result-text {\n      font-size: 14px;\n      line-height: 1.4;\n    }\n    #calculator .level-normal { color: #2e7d32; }\n    #calculator .level-warning { color: #f57f17; }\n    #calculator .level-danger { color: var(--error-color); }\n\n    @media (max-width: 768px) {\n      #calculator {\n        padding: 20px;\n      }\n      #calculator .calc-input,\n      #calculator .calc-btn {\n        height: 0.7rem;\n        font-size: 0.28rem;\n      }\n      #calculator .calc-buttons {\n        flex-direction: column;\n        gap: 10px;\n      }\n      #calculator .calc-btn {\n        width: 100%;\n      }\n      #calculator label,\n      #calculator .result-label,\n      #calculator .result-text {\n        font-size: 0.28rem;\n      }\n      #calculator .result-value {\n        font-size: 0.32rem;\n      }\n      #calculator .calc-header,\n      #calculator .result-title {\n        font-size: 0.36rem;\n      }\n    }\n  <\/style>\n\n  <script>\n    (function() {\n      const standards = {\n        fc: [\n          { min:0, max:6, percent:0, level:\"No Damage\", status:\"Safe for Use\", action:\"Routine inspection\" },\n          { min:6, max:7, percent:20, level:\"Slight\", status:\"Safe for Use\", action:\"Increase inspection frequency\" },\n          { min:7, max:8, percent:40, level:\"Medium\", status:\"Close Monitoring\", action:\"Prepare replacement plan\" },\n          { min:8, max:9, percent:60, level:\"Severe\", status:\"Close Monitoring\", action:\"Control load strictly\" },\n          { min:9, max:10, percent:80, level:\"Severe\", status:\"Recommended Discard\", action:\"Replace as soon as possible\" },\n          { min:10, max:Infinity, percent:100, level:\"Severe\", status:\"Must Discard\", action:\"Stop use immediately\" }\n        ],\n        iwrc: [\n          { min:0, max:3.5, percent:0, level:\"No Damage\", status:\"Safe for Use\", action:\"Routine inspection\" },\n          { min:3.5, max:4.5, percent:20, level:\"Slight\", status:\"Safe for Use\", action:\"Increase inspection frequency\" },\n          { min:4.5, max:5.5, percent:40, level:\"Medium\", status:\"Close Monitoring\", action:\"Prepare replacement plan\" },\n          { min:5.5, max:6.5, percent:60, level:\"Severe\", status:\"Close Monitoring\", action:\"Control load strictly\" },\n          { min:6.5, max:7.5, percent:80, level:\"Severe\", status:\"Recommended Discard\", action:\"Replace as soon as possible\" },\n          { min:7.5, max:Infinity, percent:100, level:\"Severe\", status:\"Must Discard\", action:\"Stop use immediately\" }\n        ],\n        rotation: [\n          { min:0, max:1, percent:0, level:\"No Damage\", status:\"Safe for Use\", action:\"Routine inspection\" },\n          { min:1, max:2, percent:20, level:\"Medium\", status:\"Safe for Use\", action:\"Increase inspection frequency\" },\n          { min:2, max:3, percent:40, level:\"Medium\", status:\"Close Monitoring\", action:\"Prepare replacement plan\" },\n          { min:3, max:4, percent:60, level:\"Severe\", status:\"Close Monitoring\", action:\"Control load strictly\" },\n          { min:4, max:5, percent:80, level:\"Severe\", status:\"Recommended Discard\", action:\"Replace as soon as possible\" },\n          { min:5, max:Infinity, percent:100, level:\"Severe\", status:\"Must Discard\", action:\"Stop use immediately\" }\n        ]\n      };\n\n      const el = (id) => document.getElementById(`calculator-${id}`);\n      const err = (id) => document.getElementById(`error-${id}`);\n      const inputs = ['nominalD', 'refD', 'measuredD'];\n\n      function setError(fieldId, msg) {\n        const input = el(fieldId);\n        const errorEl = err(fieldId);\n        input.classList.add('error');\n        errorEl.textContent = msg;\n        errorEl.classList.add('show');\n      }\n\n      function clearError(fieldId) {\n        const input = el(fieldId);\n        const errorEl = err(fieldId);\n        input.classList.remove('error');\n        errorEl.classList.remove('show');\n      }\n\n      function validateInput() {\n        let valid = true;\n        inputs.forEach(field => {\n          const val = parseFloat(el(field).value);\n          if (isNaN(val) || val <= 0) {\n            setError(field, 'Please enter a valid positive number');\n            valid = false;\n          } else {\n            clearError(field);\n          }\n        });\n        return valid;\n      }\n\n      function bindInputClear() {\n        inputs.forEach(field => {\n          el(field).addEventListener('input', () => clearError(field));\n        });\n      }\n\n      function calculate() {\n        if (!validateInput()) return;\n        const type = el('ropeType').value;\n        const d = parseFloat(el('nominalD').value);\n        const dRef = parseFloat(el('refD').value);\n        const dM = parseFloat(el('measuredD').value);\n\n        const Q = Math.abs(((dRef - dM) \/ d) * 100);\n        const qFixed = Q.toFixed(2);\n        const rules = standards[type];\n        let res = rules.find(r => Q >= r.min && Q < r.max) || rules[rules.length - 1];\n\n        const resultEl = document.getElementById('calculator-result');\n        document.getElementById('result-q').textContent = `${qFixed}%`;\n        document.getElementById('result-percent').textContent = `${res.percent}%`;\n        document.getElementById('result-level').textContent = res.level;\n        document.getElementById('result-status').textContent = res.status;\n        document.getElementById('result-action').textContent = res.action;\n\n        const levelCls = res.status.includes('Safe') ? 'level-normal' : res.status.includes('Monitoring') ? 'level-warning' : 'level-danger';\n        document.getElementById('result-level').className = 'result-value ' + levelCls;\n        document.getElementById('result-status').className = 'result-value ' + levelCls;\n\n        resultEl.style.display = 'block';\n      }\n\n      function resetForm() {\n        inputs.forEach(field => {\n          el(field).value = '';\n          clearError(field);\n        });\n        el('ropeType').selectedIndex = 0;\n        document.getElementById('calculator-result').style.display = 'none';\n      }\n\n      function init() {\n        bindInputClear();\n        el('calculate').addEventListener('click', calculate);\n        el('reset').addEventListener('click', resetForm);\n      }\n\n      window.addEventListener('DOMContentLoaded', init);\n    })();\n  <\/script>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Formel zum Austausch von Kranseilen<\/h2>\n\n\n\n<p><strong>Q=[ (d<sub>Referenz<\/sub>-D<sub>M<\/sub>) \/d ]*100%<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D<sub>Referenz<\/sub><\/strong>: der Referenzdurchmesser<\/li>\n\n\n\n<li><strong>D<sub>M<\/sub>: <\/strong>der gemessene Durchmesser<\/li>\n\n\n\n<li><strong>D:<\/strong> den Nenndurchmesser<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Wichtige Hinweise &amp; Sicherheitstipps<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dieses Instrument ist als erg\u00e4nzendes Bewertungsinstrument konzipiert, um schnell vorl\u00e4ufige Referenzdaten zu liefern.<\/li>\n\n\n\n<li>F\u00fcr die Sicherheit von Hebezeugen sind regelm\u00e4\u00dfige, umfassende Inspektionen erforderlich.<\/li>\n\n\n\n<li>Den Betrieb sofort einstellen, sobald der kritische Ausschussstandard erreicht ist.<\/li>\n\n\n\n<li>Vermeiden Sie \u00dcberlastung, starkes Biegen und \u00fcberm\u00e4\u00dfige \u00dcberdehnung w\u00e4hrend des Seilbetriebs.<\/li>\n\n\n\n<li>Regelm\u00e4\u00dfige Schmierung kann den Verschlei\u00df von Drahtseilen wirksam verlangsamen.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Anwendungsbereich<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Elektroseilz\u00fcge<\/li>\n\n\n\n<li>Manuelle Drahtseilz\u00fcge<\/li>\n\n\n\n<li>Winden<\/li>\n\n\n\n<li>Seilscheiben<\/li>\n\n\n\n<li>Laufkr\u00e4ne<\/li>\n\n\n\n<li>Br\u00fcckenkr\u00e4ne<\/li>\n\n\n\n<li>Mobilkrane<\/li>\n\n\n\n<li>Hafenkr\u00e4ne<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Ungeeignete Produkte und Szenarien<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hebezeuge ohne Kran<\/strong>: Aufz\u00fcge, Fahrgesch\u00e4fte, Hubarbeitsb\u00fchnen (es gelten gesonderte Normen)<\/li>\n\n\n\n<li><strong>Spezielle Seilsysteme aus synthetischen Fasern<\/strong>: Hebeb\u00e4nder aus synthetischen Fasern, Hebeb\u00e4nder aus Gurtband (unterschiedliche Materialeigenschaften)<\/li>\n\n\n\n<li><strong>Einlagige Wickeltrommeln mit Riemenscheiben aus synthetischem Material oder Riemenscheibennutauskleidungen<\/strong><\/li>\n\n\n\n<li><strong>Anwendungen ohne Heben<\/strong>Seilbahnen, H\u00e4ngebr\u00fccken, Stromleitungen (unterschiedliche Belastungsmechanismen)<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"Der nach ISO 4309:2017 entwickelte Seilwechselrechner f\u00fcr Kranhebezeuge erf\u00fcllt alle Branchenstandards. Er berechnet schnell und pr\u00e4zise den Seilverschlei\u00df, gleicht automatisch den Ausschussanteil ab, vereinfacht die Konformit\u00e4tspr\u00fcfung und hilft Ihnen, rechtzeitig die Austauschpunkte zu ermitteln, um Ausfallzeiten und Sicherheitsrisiken zu vermeiden.","protected":false},"author":8,"featured_media":16988,"parent":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"single-onlinetools.php","format":"standard","meta":{"_acf_changed":false,"rank_math_lock_modified_date":false,"pgc_sgb_lightbox_settings":"","footnotes":""},"categories":[63],"tags":[],"class_list":["post-16986","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/posts\/16986"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/comments?post=16986"}],"version-history":[{"count":8,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/posts\/16986\/revisions"}],"predecessor-version":[{"id":16998,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/posts\/16986\/revisions\/16998"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/media\/16988"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/media?parent=16986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/categories?post=16986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/de\/wp-json\/wp\/v2\/tags?post=16986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}