{"id":4284,"date":"2023-04-23T20:40:31","date_gmt":"2023-04-23T12:40:31","guid":{"rendered":"http:\/\/www.dcl-controls.com\/?p=4284"},"modified":"2025-03-31T09:27:20","modified_gmt":"2025-03-31T09:27:20","slug":"why-explosion-proof-actuator","status":"publish","type":"post","link":"https:\/\/dclcontrols.com\/hu_hu\/tamogatas\/egy-aktuator\/miert-robbanasbiztos-mukodteto","title":{"rendered":"Mi\u00e9rt van sz\u00fcks\u00e9g robban\u00e1sv\u00e9delemre egyes m\u0171k\u00f6dtet\u0151kn\u00e9l?"},"content":{"rendered":"
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\u00a0<\/p>

1. Mi a robban\u00e1s?<\/strong><\/h2>

Robban\u00e1s t\u00f6rt\u00e9nik, amikor gy\u00fal\u00e9kony anyagok keverednek oxig\u00e9nnel<\/strong> \u00e9s bizonyos k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt meggyulladnak. Ha a a reakci\u00f3sebess\u00e9g meghaladja a hangsebess\u00e9get<\/strong>, ez egy puszt\u00edt\u00f3 robban\u00e1si hull\u00e1m<\/strong>.<\/p>

2. Mi a robban\u00e1sv\u00e9delem?<\/strong><\/h2>

C\u00edmzett robban\u00e1sok megel\u0151z\u00e9se<\/strong>a h\u00e1rom f\u0151 t\u00e9nyez\u0151 k\u00f6z\u00fcl legal\u00e1bb egyet kontroll\u00e1lni kell:<\/p>

  1. Gy\u00fal\u00e9kony anyagok<\/strong><\/p><\/li>

  2. Oxig\u00e9n<\/strong><\/p><\/li>

  3. Gy\u00fajt\u00f3forr\u00e1s<\/strong><\/p><\/li><\/ol>

    Mivel gy\u00fal\u00e9kony anyagok \u00e9s oxig\u00e9n gyakran elker\u00fclhetetlenek<\/strong> ipari k\u00f6rnyezetben, a a gy\u00fajt\u00f3forr\u00e1st ellen\u0151rizni kell<\/strong>.<\/p>

    Az elektromos berendez\u00e9s egy potenci\u00e1lis gy\u00fajt\u00f3forr\u00e1s<\/strong> miatt:
    \u2714 Fel\u00fcletf\u0171t\u00e9s \u00fczem k\u00f6zben<\/strong>
    \u2714 Elektrosztatikus kis\u00fcl\u00e9s<\/strong>
    \u2714 Elektromos \u00e1ramokb\u00f3l sz\u00e1rmaz\u00f3 szikr\u00e1k<\/strong><\/p>

    A robban\u00e1sbiztos elektromos berendez\u00e9sek \u00fagy tervezt\u00e9k, hogy megakad\u00e1lyozza a t\u00falzott fel\u00fcleti h\u0151m\u00e9rs\u00e9kletet \u00e9s az elektromos szikr\u00e1kat<\/strong>, biztos\u00edtva, hogy az nem v\u00e1lik gy\u00fajt\u00f3forr\u00e1ss\u00e1<\/strong>.<\/p>

    <\/p>

    3. Vesz\u00e9lyes k\u00f6rnyezetek oszt\u00e1lyoz\u00e1sa<\/strong><\/h2>

    A robban\u00e1sbiztos elektromos berendez\u00e9sek k\u00e9t kateg\u00f3ri\u00e1ba sorolhat\u00f3k:<\/p>

    • I. kateg\u00f3ria<\/strong>Felszerel\u00e9s ehhez: sz\u00e9nb\u00e1ny\u00e1k<\/strong><\/p><\/li>

    • II. kateg\u00f3ria<\/strong>Felszerel\u00e9s ehhez: egy\u00e9b robban\u00e1svesz\u00e9lyes g\u00e1zk\u00f6rnyezetek<\/strong><\/p><\/li><\/ul>

      II. kateg\u00f3ri\u00e1j\u00fa berendez\u00e9sek<\/strong><\/h3>

      1. Robban\u00e1si csoportok (biztons\u00e1gi r\u00e9s \u00e9s gy\u00fajt\u00e1si \u00e1ram alapj\u00e1n)<\/strong><\/p>

        • IIA<\/strong><\/p><\/li>

        • IIB<\/strong> (IIA k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt haszn\u00e1lhat\u00f3)<\/p><\/li>

        • IIC<\/strong> (IIA \u00e9s IIB k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt is haszn\u00e1lhat\u00f3)<\/p><\/li><\/ul><\/li>

        • H\u0151m\u00e9rs\u00e9kletcsoportok (a maxim\u00e1lis fel\u00fcleti h\u0151m\u00e9rs\u00e9klet alapj\u00e1n)<\/strong><\/p>

          • T1 (450\u00b0C)<\/strong><\/p><\/li>

          • T2 (300\u00b0C)<\/strong><\/p><\/li>

          • T3 (200\u00b0C)<\/strong><\/p><\/li>

          • T4 (135\u00b0C)<\/strong><\/p><\/li>

          • T5 (100\u00b0C)<\/strong><\/p><\/li>

          • T6 (85\u00b0C)<\/strong><\/p><\/li><\/ul><\/li><\/ol>

            T\u00f6bb mint 90% robban\u00e1svesz\u00e9lyes g\u00e1zok<\/strong> al\u00e1esni IIA, IIB csoportok<\/strong> \u00e9s T1\u2013T4 h\u0151m\u00e9rs\u00e9kleti besorol\u00e1sok<\/strong>.<\/p>

            <\/p>

            4. Hogyan val\u00f3s\u00edthat\u00f3 meg a robban\u00e1sv\u00e9delem?<\/strong><\/h2>

            T\u00f6bb m\u00f3dszer is biztos\u00edtja az elektromos berendez\u00e9sek biztons\u00e1gos robban\u00e1svesz\u00e9lyes k\u00f6rnyezetben<\/strong>, a k\u00f6vetkez\u0151 meghat\u00e1roz\u00e1s szerint: GB3836, IEC60079, EN50014<\/strong> szabv\u00e1nyok.<\/p>

            <\/p>

            Robban\u00e1sbiztos (Exd) kialak\u00edt\u00e1s<\/strong><\/h3>

            A DCL robban\u00e1sbiztos m\u0171k\u00f6dtet\u0151ket a k\u00f6vetkez\u0151 szabv\u00e1nyoknak megfelel\u0151en gy\u00e1rtj\u00e1k:
            \u2714 GB3836.1-2010, GB3836.2-2010<\/strong>
            \u2714 IEC 60079-0, IEC 60079-1, IEC 60079-31 szabv\u00e1ny<\/strong>
            \u2714 ISO\/IEC 80079-36, ISO\/IEC 80079-37<\/strong><\/p>

            L\u00e1ng\u00e1ll\u00f3 (Exd) tervez\u00e9si alapelvek<\/strong><\/h4>

            <\/p>

            \u2714 Robban\u00e1s t\u00f6rt\u00e9nhet a k\u00e9sz\u00fcl\u00e9k belsej\u00e9ben<\/strong>, de a burkolat megakad\u00e1lyozza, hogy a k\u00fcls\u0151 k\u00f6rnyezet meggyulladjon.
            \u2714 L\u00e1ng\u00e1ll\u00f3 illeszt\u00e9sek<\/strong> megfelel\u0151 kialak\u00edt\u00e1s\u00faak r\u00e9s \u00e9s hossz<\/strong> bels\u0151 robban\u00e1sok megf\u00e9kez\u00e9s\u00e9re.
            \u2714 Er\u0151s burkolatok<\/strong> ellen\u00e1llni magas bels\u0151 nyom\u00e1s<\/strong> t\u00f6r\u00e9s n\u00e9lk\u00fcl.<\/p>

            DCL robban\u00e1sbiztos alkatr\u00e9szek<\/strong><\/h3>

            \u2714 Motort\u00e9r<\/strong>
            \u2714 Elektromos alkatr\u00e9szek rekesze<\/strong>
            \u2714 Vezet\u00e9krekesz<\/strong><\/p>

            5. DCL robban\u00e1sbiztos m\u0171k\u00f6dtet\u0151 tan\u00fas\u00edtv\u00e1ny<\/strong><\/h2>

            Robban\u00e1sv\u00e9delmi szint: Exd IIC T4 Gb<\/strong><\/h3>

            \u2714 Volt<\/strong> \u2013 Robban\u00e1sbiztos jel\u00f6l\u00e9s
            \u2714 d<\/strong> \u2013 L\u00e1ng\u00e1ll\u00f3 t\u00edpus (\u201eExd\u201d)
            \u2714 II.<\/strong> \u2013 Nem b\u00e1ny\u00e1szati alkalmaz\u00e1sok
            \u2714 C<\/strong> \u2013 Robban\u00e1si csoport (magasabb biztons\u00e1gi k\u00f6vetelm\u00e9nyek)
            \u2714 T4<\/strong> \u2013 Maxim\u00e1lis fel\u00fcleti h\u0151m\u00e9rs\u00e9klet 135\u00b0C<\/strong>
            \u2714 GB<\/strong> \u2013 Berendez\u00e9s v\u00e9delmi szintje<\/p>

            K\u00f6vetkeztet\u00e9s<\/strong><\/h3>

            A robban\u00e1sbiztos m\u0171k\u00f6dtet\u0151k elengedhetetlenek vesz\u00e9lyes k\u00f6rnyezetek<\/strong> megakad\u00e1lyozni robban\u00f3g\u00e1zok meggyullad\u00e1sa<\/strong>DCL-ek Exd IIC T4 Gb besorol\u00e1s\u00fa aktu\u00e1torok<\/strong> a biztons\u00e1g garant\u00e1l\u00e1sa a k\u00f6vetkez\u0151kkel:
            \u2714 Bels\u0151 robban\u00e1sok visszatart\u00e1sa<\/strong>
            \u2714 Szikr\u00e1k \u00e9s t\u00falzott h\u0151k\u00e9pz\u0151d\u00e9s megel\u0151z\u00e9se<\/strong>
            \u2714 Nagy nyom\u00e1st b\u00edr ki reped\u00e9s n\u00e9lk\u00fcl<\/strong><\/p>

            Ezek a tervez\u00e9si int\u00e9zked\u00e9sek teszik lehet\u0151v\u00e9 A DCL aktu\u00e1torok megb\u00edzhat\u00f3ak \u00e9s biztons\u00e1gosak<\/strong> mert ipari alkalmaz\u00e1sok robban\u00e1svesz\u00e9lyes l\u00e9gk\u00f6rben<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

            \u00a0 1. Mi a robban\u00e1s? Robban\u00e1s akkor k\u00f6vetkezik be, amikor gy\u00fal\u00e9kony anyagok oxig\u00e9nnel keverednek \u00e9s bizonyos k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt meggyulladnak. Ha a reakci\u00f3sebess\u00e9g meghaladja a hangsebess\u00e9get, az puszt\u00edt\u00f3 robban\u00e1si hull\u00e1mot eredm\u00e9nyez. 2. Mi a robban\u00e1sv\u00e9delem? A robban\u00e1sok megel\u0151z\u00e9se \u00e9rdek\u00e9ben a h\u00e1rom kulcsfontoss\u00e1g\u00fa t\u00e9nyez\u0151 k\u00f6z\u00fcl legal\u00e1bb egyet szab\u00e1lyozni kell: [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":true,"footnotes":""},"categories":[91],"tags":[53,66,39],"class_list":["post-4284","post","type-post","status-publish","format-standard","hentry","category-an-actuator","tag-actuator","tag-explosion-proof-actuator","tag-faq"],"acf":[],"_links":{"self":[{"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/posts\/4284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/comments?post=4284"}],"version-history":[{"count":0,"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/posts\/4284\/revisions"}],"wp:attachment":[{"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/media?parent=4284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/categories?post=4284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dclcontrols.com\/hu_hu\/wp-json\/wp\/v2\/tags?post=4284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}