[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.yrtep.cz\/nechte-proverit-vas-hromosvod\/#Article","mainEntityOfPage":"https:\/\/www.yrtep.cz\/nechte-proverit-vas-hromosvod\/","headline":"Nechte prov\u011b\u0159it v\u00e1\u0161 hromosvod","name":"Nechte prov\u011b\u0159it v\u00e1\u0161 hromosvod","description":"M\u00e1te p\u0159edstavu o tom, v jak\u00e9m stavu se nach\u00e1z\u00ed v\u00e1\u0161 hromosvod? Jste si jisti, \u017ee se na n\u011bj opravdu m\u016f\u017eete spolehnout, a \u017ee to nen\u00ed jen kus dr\u00e1tu na st\u0159e\u0161e naprosto k ni\u010demu? Pro\u010d bychom m\u011bli nechat kontrolovat hromosvody pravideln\u011b a dodr\u017eovat lh\u016fty revize hromosvodu revize-elektro-revtech? Stavebn\u00ed \u010dinnost \u2013 na hromosvod se n\u011bkdy zapom\u00edn\u00e1 v","datePublished":"2024-06-10","dateModified":"2024-06-10","author":{"@type":"Person","@id":"https:\/\/www.yrtep.cz\/author\/#Person","name":"","url":"https:\/\/www.yrtep.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/212a6ea425a80cff3df937dbbc230f07127cee4fead311d1e3d946308365d666?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/212a6ea425a80cff3df937dbbc230f07127cee4fead311d1e3d946308365d666?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"yrtep.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.yrtep.cz\/wp-content\/uploads\/thunder-953118_640_5.jpg","url":"https:\/\/www.yrtep.cz\/wp-content\/uploads\/thunder-953118_640_5.jpg","height":0,"width":0},"url":"https:\/\/www.yrtep.cz\/nechte-proverit-vas-hromosvod\/","about":["Spole\u010dnosti"],"wordCount":393,"articleBody":"         M\u00e1te p\u0159edstavu o tom, v jak\u00e9m stavu se nach\u00e1z\u00ed v\u00e1\u0161 hromosvod? Jste si jisti, \u017ee se na n\u011bj opravdu m\u016f\u017eete spolehnout, a \u017ee to nen\u00ed jen kus dr\u00e1tu na st\u0159e\u0161e naprosto k ni\u010demu? Pro\u010d bychom m\u011bli nechat kontrolovat hromosvody pravideln\u011b a dodr\u017eovat lh\u016fty revize hromosvodu revize-elektro-revtech?Stavebn\u00ed \u010dinnost \u2013 na hromosvod se n\u011bkdy zapom\u00edn\u00e1 v pr\u016fb\u011bhu stavebn\u00edch \u010dinnost\u00ed, jako jsou nap\u0159\u00edklad v\u00fdm\u011bny oken, zateplov\u00e1n\u00ed fas\u00e1dy, p\u0159\u00edstavba domu, nov\u00e9 krovy a st\u0159e\u0161n\u00ed krytina, st\u0159e\u0161n\u00ed okna, bour\u00e1n\u00ed nebo v\u00fdstavba kom\u00ednu atd. Kdy\u017e se pak hromosvod po\u0161kod\u00ed, p\u0159estane plnit svou funkci a je to, jako kdybyste na dom\u011b \u017e\u00e1dn\u00fd hromosvod nem\u011bli. Pov\u011btrnostn\u00ed vlivy \u2013 hromosvody mohou utrp\u011bt po\u0161kozen\u00ed i vlivem siln\u00e9ho v\u011btru, n\u00e1mrazy, krupobit\u00ed a samoz\u0159ejm\u011b koroze. Hromosvod se vyr\u00e1b\u00ed zpravidla z korozivn\u00ed konstruk\u010dn\u00ed uhl\u00edkov\u00e9 oceli a koroze m\u016f\u017ee v\u00fdrazn\u011b zeslabit pr\u016f\u0159ez dr\u00e1tu, \u017ee se stane jako ochrana v\u016f\u010di blesku ne\u00fa\u010dinn\u00fdm. Elektrik\u00e1\u0159i zji\u0161\u0165uj\u00ed tyto pot\u00ed\u017ee na z\u00e1klad\u011b m\u011b\u0159en\u00ed odporu, kter\u00fd klade dr\u00e1t p\u0159i kontaktu s bleskem, a pokud je p\u0159\u00edli\u0161 vysok\u00fd, v dan\u00e9m m\u00edst\u011b se dr\u00e1t roz\u017ehav\u00ed a m\u016f\u017ee se p\u0159etrhnout a blesk t\u00edm p\u00e1dem nesjede p\u0159\u00edmo do zem\u011b, ale m\u016f\u017ee zp\u016fsobit na dom\u011b i v\u00e1\u017en\u00e9 \u0161kody, zejm\u00e9na v d\u016fsledku po\u017e\u00e1ru.Vada materi\u00e1lu \u2013 i dr\u00e1t pro v\u00fdrobu hromosvodu m\u016f\u017ee zaznamenat vadu materi\u00e1lu, kter\u00e1 se projevuje p\u0159i p\u016fsoben\u00ed koroze nebo p\u0159i mont\u00e1\u017ei hromosvodu na objekt, p\u0159\u00edpadn\u011b a\u017e po ur\u010dit\u00e9 dob\u011b vystaven\u00ed pov\u011btrnostn\u00edm vliv\u016fm. Nen\u00ed to sice p\u0159\u00edli\u0161 \u010dast\u00e9, ale vylou\u010dit to nelze. Revize hromosvodu ov\u0161em vadu materi\u00e1lu, kter\u00e1 m\u011bn\u00ed elektrick\u00fd odpor dr\u00e1tu, dok\u00e1\u017ee odhalit v\u010das, a m\u016f\u017ee se tedy hromosvod vym\u011bnit je\u0161t\u011b p\u0159ed t\u00edm, ne\u017e dojde k z\u00e1sahu bleskem.Preventivn\u00ed revize hromosvod\u016f pat\u0159\u00ed k d\u016fle\u017eit\u00fdm opat\u0159en\u00edm, stejn\u011b jako se to t\u00fdk\u00e1 v\u0161ech ostatn\u00edch reviz\u00ed elektroinstalace, vzduchotechniky, plynov\u00fdch spot\u0159ebi\u010d\u016f \u010di rozvod\u016f plynu anebo kom\u00ednov\u00fdch t\u011bles.                                                                                                                                                                                                                                                                                                                                                                                                  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