{"id":640,"date":"2026-01-26T05:48:51","date_gmt":"2026-01-26T05:48:51","guid":{"rendered":"http:\/\/yieou.com\/?post_type=products&p=640"},"modified":"2026-09-16T01:33:21","modified_gmt":"2026-09-16T01:33:21","slug":"dual-pass-shielded-contact-box","status":"publish","type":"products","link":"https:\/\/yieou.com\/sk\/product\/dual-pass-shielded-contact-box\/","title":{"rendered":"WCTH-40.5-1250-660P2 (\u0434\u0432\u043e\u0441\u0442\u043e\u0440\u043e\u043d\u043d\u044f) \u0437 \u0435\u043a\u0440\u0430\u043d\u043e\u0432\u0430\u043d\u043e\u044e \u043a\u043e\u043d\u0442\u0430\u043a\u0442\u043d\u043e\u044e \u043a\u043e\u0440\u043e\u0431\u043a\u043e\u044e"},"content":{"rendered":"

I. Preh\u013ead produktu<\/strong><\/h2>\n\n\n\n

WCTH-40.5-1250-660P2 je dvojcestn\u00fd <\/strong> 40.5kV \u0161t\u00edtovan\u00fd kontaktn\u00fd box<\/a><\/strong> , odliata pomocou technol\u00f3gie APG tlakov\u00e9ho g\u00e9lu z epoxidovej \u017eivice. Pou\u017e\u00edva sa hlavne v KYN61-40,5 a in\u00fdch vysokonap\u00e4\u0165ov\u00fdch ru\u010dn\u00fdch typoch switchgear<\/a> pre dosiahnutie izola\u010dnej izol\u00e1cie, tienenia elektrick\u00e9ho po\u013ea a prechodov\u00e9ho elektrick\u00e9ho spojenia medzi isti\u010dom a zbernicou\/k\u00e1blom, \u010d\u00edm sa zabezpe\u010d\u00ed izola\u010dn\u00e1 bezpe\u010dnos\u0165 a prev\u00e1dzkov\u00e1 spo\u013eahlivos\u0165 rozv\u00e1dza\u010da za vysokonap\u00e4\u0165ov\u00fdch podmienok.<\/p>\n\n\n\n

V\u00fdrobok m\u00e1 \u0161trukt\u00faru v\u00fdvodu k\u00e1bla v\u013eavo-vpravo a vn\u00fatorn\u00fa tieniacu vrstvu, ktor\u00e1 \u00fa\u010dinne uniformuje elektrick\u00e9 pole a potl\u00e1\u010da \u010diasto\u010dn\u00e9 v\u00fdboje, v\u010faka \u010domu je vhodn\u00fd pre aplik\u00e1cie s menovit\u00fdm pr\u00fadom 1250 A.<\/p>\n\n\n\n

II. Technick\u00e9 parametre<\/strong><\/h2>\n\n\n\n
Parameters<\/td>\u010c\u00edseln\u00e9 hodnoty\/ukazovatele<\/td><\/tr>
model<\/td>WCTH-40.5-1250-660P2 (Obojstrann\u00e1 spojka)<\/td><\/tr>
Menovit\u00e9 nap\u00e4tie<\/td>40,5 kV<\/td><\/tr>
Menovit\u00fd pr\u00fad<\/td>1250 A<\/td><\/tr>
Menovit\u00e1 frekvencia<\/td>50 Hz<\/td><\/tr>
1\ubd84 \uc804\ub825 \uc8fc\ud30c\uc218 \ub0b4\uc804\uc555<\/td>95 kV (vzhledem k zemi\/f\u00e1ze k f\u00e1zi)<\/td><\/tr>
Lightning impulse withstand voltage (peak value)<\/td>185 kV<\/td><\/tr>
Partial discharge quantity<\/td>\u22645 pC (pri sk\u00fa\u0161obnom nap\u00e4t\u00ed 28 kV)<\/td><\/tr>
creepage distance<\/td>\u2265810 mm<\/td><\/tr>
teplota skeln\u00e9ho p\u0159echodu<\/td>\u2265105 \u2103<\/td><\/tr>
Materi\u00e1l<\/td>Epoxidov\u00e1 \u017eivica (lisovanie procesom APG)<\/td><\/tr>
Vonkaj\u0161ie rozmery (orienta\u010dn\u00e9)<\/td>V\u00fd\u0161ka 540 mm (podrobnosti vi\u010fte na v\u00fdkresoch)<\/td><\/tr>
\u0160trukt\u00farna forma<\/td>Dvojcestn\u00fd, \u013eav\u00fd a prav\u00fd v\u00fdjazd, tienen\u00fd<\/td><\/tr>
Pou\u017eite\u013en\u00e9 typy skriniek<\/td>KYN61-40.5\u53ca\u5176\u4ed640.5kV\u624b\u8f66\u5f0f\u5f00\u5173\u67dc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

III. Vlastnosti produktu<\/strong><\/h2>\n\n\n\n
    \n
  1. Dizajn tienenia elektrick\u00e9ho po\u013ea<\/strong> Vstavan\u00e1 vodiv\u00e1 uzem\u0148ovacia tienen\u00e1 vrstva rovnomerne rozklad\u00e1 vn\u00fatorn\u00e9 elektrick\u00e9 pole, v\u00fdrazne zni\u017euje \u010diasto\u010dn\u00e9 v\u00fdboje, potl\u00e1\u010da kor\u00f3nov\u00e9 a povrchov\u00e9 v\u00fdboje a zlep\u0161uje spo\u013eahlivos\u0165 izol\u00e1cie.<\/li>\n\n\n\n
  2. Vysoko v\u00fdkonn\u00fd izola\u010dn\u00fd materi\u00e1l<\/strong> : Pou\u017eit\u00edm epoxidovej \u017eivice APG procesom tlakovej gel\u00e1cie je odliatok s vysokou mechanickou pevnos\u0165ou, odolnos\u0165ou proti starnutiu, obl\u00fakovou odolnos\u0165ou a teplotou sklenut\u00e9ho prechodu \u2265105\u2103, \u010do umo\u017e\u0148uje dlhodob\u00fa prev\u00e1dzku pri vysok\u00fdch teplot\u00e1ch.<\/li>\n\n\n\n
  3. Dvojcestn\u00e1 \u013eav\u00e1 a prav\u00e1 odch\u00e1dzaj\u00faca k\u00e1blov\u00e1 \u0161trukt\u00fara<\/strong> : KYN61-40.5 \u7b49\u67dc\u578b\u5de6\u3001\u53f3\u51fa\u7ebf\u6bcd\u7ebf\/\u7535\u7f06\u8981\u6c42\u5747\u53ef\u9002\u5e94\uff0c\u5b89\u88c5\u517c\u5bb9\u6027\u5f3a\uff0c\u63a5\u7ebf\u7075\u6d3b\u3002<\/li>\n\n\n\n
  4. N\u00edzke charakteristiky \u010diasto\u010dn\u00fdch v\u00fdbojov<\/strong> : Optimalizovan\u00e1 izola\u010dn\u00e1 kon\u0161trukcia a tienenie udr\u017euj\u00fa \u010diasto\u010dn\u00fd v\u00fdboj na extr\u00e9mne n\u00edzkej \u00farovni, \u010d\u00edm sp\u013a\u0148aj\u00fa po\u017eiadavky noriem IEC a dom\u00e1cich vysokonap\u00e4\u0165ov\u00fdch zariaden\u00ed.<\/li>\n\n\n\n
  5. Dlh\u00e1 \u00fanikov\u00e1 vzdialenos\u0165<\/strong> : \u722c\u7535\u8ddd\u79bb \u2265 810 mm\uff0c\u53ef\u6ee1\u8db3 II \u7ea7\u53ca\u4ee5\u4e0a\u6c61\u79fd\u7b49\u7ea7\u7684\u7edd\u7f18\u8981\u6c42\uff0c\u63d0\u9ad8\u6297\u6c61\u95ea\u80fd\u529b\u3002<\/li>\n\n\n\n
  6. \ud1b5\ud569 \uc131\ud615<\/strong> : \u017diadna \u0161k\u00e1rovacia \u0161trukt\u00fara, dobr\u00fd tesniaci v\u00fdkon, \u00fa\u010dinne zabra\u0148uje vnikaniu prachu a vlhkosti a zais\u0165uje stabiln\u00fd vn\u00fatorn\u00fd izola\u010dn\u00fd v\u00fdkon.<\/li>\n<\/ol>\n\n\n\n

    IV. Rozsah platnosti<\/strong><\/h2>\n\n\n\n
      \n
    • Vhodn\u00e9 pre 35kV\/40.5kV vn\u00fatorn\u00e9 vysokonap\u00e4\u0165ov\u00e9 rozv\u00e1dza\u010de typu voz\u00edka<\/strong> (ako napr\u00edklad typ KYN61-40.5), ako izola\u010dn\u00fd spoj a prechodov\u00fd prvok medzi isti\u010dom a s\u00fapravnicou a k\u00e1blom.<\/li>\n\n\n\n
    • M\u00f4\u017ee sa pou\u017ei\u0165 s v\u00e1kuov\u00fdmi vyp\u00edna\u010dmi ZN95-40.5, 3AV3 a in\u00fdmi s\u00e9riami 40.5kV.<\/li>\n\n\n\n
    • \u0160iroko sa pou\u017e\u00edva v scen\u00e1roch prenosu a distrib\u00facie elektrickej energie stredn\u00e9ho a vysok\u00e9ho nap\u00e4tia, ako s\u00fa rozvodne, priemyseln\u00e9 distrib\u00facie elektrickej energie a mestsk\u00e9 elektrick\u00e9 siete, \u010d\u00edm sa zabezpe\u010duje bezpe\u010dn\u00e9 prep\u00ednanie obvodov a izola\u010dn\u00e1 izol\u00e1cia.<\/li>\n<\/ul>\n\n\n\n

      V. Usage Conditions<\/strong><\/h2>\n\n\n\n

      1. Okolick\u00e9 podmienky<\/strong><\/h3>\n\n\n\n
        \n
      • Nadmorsk\u00e1 v\u00fd\u0161ka: \u22641000 m (typ pre vysok\u00fa nadmorsk\u00fa v\u00fd\u0161ku je mo\u017en\u00e9 prisp\u00f4sobi\u0165 na \u22644000 m)<\/li>\n\n\n\n
      • Okolit\u00e1 teplota: -10\u2103 ~ +40\u2103, denn\u00fd priemer teploty \u226435\u2103<\/li>\n\n\n\n
      • Relat\u00edvna vlhkos\u0165: denn\u00fd priemer \u226495%, mesa\u010dn\u00fd priemer \u226490% (pri 20\u2103), bez kondenz\u00e1cie.<\/li>\n\n\n\n
      • \u00darove\u0148 zne\u010distenia: \u00darove\u0148 II a ni\u017e\u0161ia (vy\u0161\u0161ie \u00farovne vy\u017eaduj\u00fa \u0161peci\u00e1lne prisp\u00f4sobenie)<\/li>\n\n\n\n
      • Miesto in\u0161tal\u00e1cie: Bez silne koroz\u00edvnych plynov, p\u00e1r, prachu, v\u00fdbu\u0161n\u00fdch alebo hor\u013eav\u00fdch m\u00e9di\u00ed a bez \u010dast\u00fdch vibr\u00e1ci\u00ed a n\u00e1razov.<\/li>\n<\/ul>\n\n\n\n

        2. Elektrick\u00e9 prev\u00e1dzkov\u00e9 podmienky<\/strong><\/h3>\n\n\n\n
          \n
        • Menovit\u00fd pr\u00fad: nepresahuj\u00faci 1250 A pri dlhodobej prev\u00e1dzke; n\u00e1rast teploty na v\u00fdstupnej svorke \u2264 65 K (vzh\u013eadom na okolit\u00fa teplotu).<\/li>\n\n\n\n
        • Odolnos\u0165 proti skratu: Schopnos\u0165 odol\u00e1va\u0165 menovit\u00e9mu kr\u00e1tkodob\u00e9mu v\u00fddr\u017en\u00e9mu pr\u00fadu (napr. 25 kA\/4 s) a n\u00e1razov\u00e9mu pr\u00fadu \u0161pi\u010dkov\u00e9ho v\u00fddr\u017en\u00e9ho pr\u00fadu zodpovedaj\u00faceho rozv\u00e1dza\u010da.<\/li>\n\n\n\n
        • Izola\u010dn\u00e1 koordin\u00e1cia: Vyhovuje po\u017eiadavk\u00e1m na izol\u00e1ciu pre zariadenia s nap\u00e4t\u00edm 40,5 kV pod\u013ea noriem ako GB\/T 311 a IEC 60071.<\/li>\n<\/ul>\n\n\n\n

          VI. Bezpe\u010dnostn\u00e9 opatrenia pri in\u0161tal\u00e1cii a \u00fadr\u017ebe<\/strong><\/h2>\n\n\n\n
            \n
          1. Pred in\u0161tal\u00e1ciou skontrolujte, \u010di produkt nem\u00e1 praskliny, bubliny alebo po\u0161kodenia a \u010di je tienenie spo\u013eahlivo uzemnen\u00e9.<\/li>\n\n\n\n
          2. Presn\u00e9 dodr\u017eiavanie rozmerov na v\u00fdkresoch pri umiest\u0148ovan\u00ed a in\u0161tal\u00e1cii je nevyhnutn\u00e9 na zabezpe\u010denie presn\u00e9ho spojenia s kontaktmi isti\u010da a zbernicami\/k\u00e1blami a na zabr\u00e1nenie po\u0161kodeniu izola\u010dn\u00fdch komponentov mechanick\u00fdm nam\u00e1han\u00edm.<\/li>\n\n\n\n
          3. Tieniaci vrstva mus\u00ed by\u0165 spo\u013eahlivo uzemnen\u00e1, inak strat\u00ed svoj \u00fa\u010dinok tienenia elektrick\u00e9ho po\u013ea a bude predstavova\u0165 riziko \u010diasto\u010dn\u00e9ho v\u00fdboja.<\/li>\n\n\n\n
          4. Prev\u00e1dzkov\u00e9 pravideln\u00e9 kontroly: pozorujte povrch na stopy elektrick\u00e9ho pr\u00fadu, zmeny farby alebo praskliny, merajte mno\u017estvo \u010diasto\u010dn\u00fdch v\u00fdbojov a v\u010das rie\u0161te ak\u00e9ko\u013evek abnormality.<\/li>\n\n\n\n
          5. Vyhnite sa dlhodob\u00e9mu vystaveniu vlhk\u00e9mu, pra\u0161n\u00e9mu alebo koroz\u00edvnemu prostrediu a v pr\u00edpade potreby nain\u0161talujte ochrann\u00e9 opatrenia.<\/li>\n<\/ol>\n\n\n\n

            VII. Implementa\u010dn\u00e9 \u0161tandardy<\/strong><\/h2>\n\n\n\n
              \n
            • GB\/T 11022 \u9ad8\u538b\u5f00\u5173\u8bbe\u5907\u548c\u63a7\u5236\u8bbe\u5907\u6807\u51c6\u901a\u7528\u6280\u672f\u8981\u6c42<\/li>\n\n\n\n
            • GB\/T 311 \u9ad8\u538b\u8f93\u53d8\u7535\u8bbe\u5907\u7684\u7edd\u7f18\u914d\u5408<\/li>\n\n\n\n
            • IEC 60694 Spolo\u010dn\u00e9 ustanovenia pre normy na vysokonap\u00e4\u0165ov\u00e9 vyp\u00edna\u010de a rozv\u00e1dza\u010de<\/li>\n\n\n\n
            • \u4f01\u4e1a\u6280\u672f\u6807\u51c6 Q\/WCTH-202X \u300a40.5kV\u7cfb\u5217\u89e6\u5934\u76d2\u6280\u672f\u6761\u4ef6\u300b<\/li>\n<\/ul>\n\n\n\n

              Obr\u00e1zky produktov<\/strong><\/strong><\/h2>\n\n\n\n
              \"WCTH-40.5-1250-660P2-\u0414\u0432\u0443\u0445\u043f\u0440\u043e\u0445\u043e\u0434\u043d\u0430\u044f<\/figure>\n\n
              \n\n\t\t\n
                \n\t\t\t <\/ul>\n <\/div>","protected":false},"excerpt":{"rendered":"

                I. Product Overview The WCTH-40.5-1250-660P2 is a two-way 40.5kV shielded contact box , molded using epoxy resin APG pressure gel […]<\/p>\n","protected":false},"featured_media":641,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_category":[34],"class_list":["post-640","products","type-products","status-publish","has-post-thumbnail","hentry","product_category-insulation-components-series"],"acf":{"products_imagines":[641,642],"short_describe":"

                The WCTH-40.5-1250-660P2 is a 40.5 kV class, shielded, two-way contact box manufactured using the epoxy resin APG (Automatic Pressure Gelation) process. <\/p>","pdf_file":"","related_products":{"products":""},"technical_parameter":"","outline_and_installation_dimension":""},"_links":{"self":[{"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/products\/640","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/products"}],"about":[{"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/types\/products"}],"acf:attachment":[{"embeddable":true,"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/media\/642"},{"embeddable":true,"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/media\/641"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/media\/641"}],"wp:attachment":[{"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/media?parent=640"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/yieou.com\/sk\/wp-json\/wp\/v2\/product_category?post=640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}