[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.gncz.cz\/i-hromosvody-by-se-mely-obcas-zkontrolovat\/#Article","mainEntityOfPage":"https:\/\/www.gncz.cz\/i-hromosvody-by-se-mely-obcas-zkontrolovat\/","headline":"I hromosvody by se m\u011bly ob\u010das zkontrolovat","name":"I hromosvody by se m\u011bly ob\u010das zkontrolovat","description":"Pro\u010d se hromosvody v\u016fbec instaluj\u00ed Blesk m\u016f\u017ee ude\u0159it v p\u0159\u00edrod\u011b v podstat\u011b kdekoli, jist\u00fdm pravidlem je, \u017ee nej\u010dast\u011bji je do zem\u011b sveden po v\u00fd\u0161kov\u00fdch budov\u00e1ch a sto\u017e\u00e1rech, vysok\u00fdch stromech a dal\u0161\u00edch vy\u0161\u0161\u00edch p\u0159\u00edrodn\u00edch \u00fakazech, ale nen\u00ed to v\u017edy pravidlem. Zas\u00e1hnout m\u016f\u017ee teoreticky jak\u00fdkoli d\u016fm, a proto m\u00e1 tak\u00e9 v\u00fdznam opat\u0159it jej hromosvodem. V\u00fdznam to m\u00e1 zejm\u00e9na ze dvou d\u016fvod\u016f: Ochrana zdrav\u00ed a \u017eivota osob a zv\u00ed\u0159at \u2013 siln\u00fd elektrick\u00fd v\u00fdboj m\u00e1 natolik ni\u010divou s\u00edlu, \u017ee zasa\u017een\u00e1 ob\u011b\u0165 obvykle \u00fader nep\u0159e\u017eije.…","datePublished":"2021-04-26","dateModified":"2023-05-05","author":{"@type":"Person","@id":"https:\/\/www.gncz.cz\/author\/#Person","name":"gncz.cz\n","url":"https:\/\/www.gncz.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/188853cc08cfc4af3f5ef42e51d7aa754653be0300e41daf30a10471d44d4592?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/188853cc08cfc4af3f5ef42e51d7aa754653be0300e41daf30a10471d44d4592?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"gncz.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/gncz.cz\/wp-content\/uploads\/lightning-2568381_640_1.jpg","url":"https:\/\/gncz.cz\/wp-content\/uploads\/lightning-2568381_640_1.jpg","height":"","width":""},"url":"https:\/\/www.gncz.cz\/i-hromosvody-by-se-mely-obcas-zkontrolovat\/","about":["Neza\u0159azen\u00e9"],"wordCount":430,"articleBody":"   Pro\u010d se hromosvody v\u016fbec instaluj\u00edBlesk m\u016f\u017ee ude\u0159it v p\u0159\u00edrod\u011b v podstat\u011b kdekoli, jist\u00fdm pravidlem je, \u017ee nej\u010dast\u011bji je do zem\u011b sveden po v\u00fd\u0161kov\u00fdch budov\u00e1ch a sto\u017e\u00e1rech, vysok\u00fdch stromech a dal\u0161\u00edch vy\u0161\u0161\u00edch p\u0159\u00edrodn\u00edch \u00fakazech, ale nen\u00ed to v\u017edy pravidlem. Zas\u00e1hnout m\u016f\u017ee teoreticky jak\u00fdkoli d\u016fm, a proto m\u00e1 tak\u00e9 v\u00fdznam opat\u0159it jej hromosvodem.V\u00fdznam to m\u00e1 zejm\u00e9na ze dvou d\u016fvod\u016f:Ochrana zdrav\u00ed a \u017eivota osob a zv\u00ed\u0159at \u2013 siln\u00fd elektrick\u00fd v\u00fdboj m\u00e1 natolik ni\u010divou s\u00edlu, \u017ee zasa\u017een\u00e1 ob\u011b\u0165 obvykle \u00fader nep\u0159e\u017eije. Jednak kv\u016fli rozs\u00e1hl\u00fdm pop\u00e1lenin\u00e1m, a pak pro z\u00e1stavu srde\u010dn\u00ed \u010dinnosti. Je-li v dom\u011b funk\u010dn\u00ed hromosvod, tedy nap\u0159. pravideln\u011b revidovan\u00fd, blesk po n\u011bm sjede do zem\u011b okam\u017eit\u011b, nezas\u00e1hne jin\u00e9 \u010d\u00e1sti objektu a v podstat\u011b se o n\u011bm ani nemus\u00edte dozv\u011bd\u011bt. Po\u0161kozen\u00fd hromosvod nebo d\u016fm bez hromosvodu znamenaj\u00ed jist\u00e9 bezpe\u010dnostn\u00ed riziko, \u017ee v\u00fdboj zas\u00e1hne okapy, okenn\u00ed  https:\/\/www.heureka.cz\/%3Fh%255Bfraze%255D%3DOkenn%25C3%25AD%2520teplom%25C4%259Br%2520venkovn%25C3%25AD parapet, balkonov\u00e9 z\u00e1bradl\u00ed, schodi\u0161t\u011b, ale tak\u00e9 t\u0159eba televizn\u00ed ant\u00e9nu. Pokud se n\u011bkdo v tomto okam\u017eiku dot\u00fdk\u00e1 t\u011bchto p\u0159edm\u011bt\u016f, nebo jin\u00fdch, kter\u00e9 jsou s nimi ve vodiv\u00e9m spojen\u00ed, m\u016f\u017ee to skon\u010dit tragicky.Nebezpe\u010d\u00ed po\u017e\u00e1ru \u2013 za po\u017e\u00e1r vznikl\u00fd v d\u016fsledku blesku m\u016f\u017ee prudk\u00e1 oxidace a elektrick\u00fd odpor. U d\u0159ev\u011bn\u00fdch p\u0159ek\u00e1\u017eek, nap\u0159. u strom\u016f, je d\u0159evo zap\u00e1leno d\u00edky vysok\u00e9mu oxida\u010dn\u00edmu potenci\u00e1lu, u kovov\u00fdch sou\u010d\u00e1stek, nap\u0159. elektrick\u00fdch kabel\u016f \u010di ant\u00e9nn\u00edch svod\u016f, se m\u016f\u017ee d\u00edky vysok\u00e9mu odporu materi\u00e1l rozp\u00e1lit natolik, \u017ee podp\u00e1l\u00ed okoln\u00ed p\u0159edm\u011bty. Hasi\u010di pak u\u017e jen redukuj\u00ed vznikaj\u00edc\u00ed \u0161kodu, kter\u00e1 v\u0161ak i p\u0159esto neb\u00fdv\u00e1 mal\u00e1.A\u017e se tedy nad va\u0161\u00edm domem zat\u00e1hne a za\u010dnou l\u00e9tat blesky vzduchem, rozpome\u0148te se na v\u00e1\u0161 hromosvod a zpytujte sv\u011bdom\u00ed, zda si jste jisti, \u017ee je skute\u010dn\u011b v po\u0159\u00e1dku. A pokud hromosvod nem\u00e1te, mo\u017en\u00e1 by st\u00e1lo za \u00favahu nechat jej namontovat odborn\u00edky tak, aby byl skute\u010dn\u011b co platn\u00fd, a ne\u0161lo jen o v\u00fd\u0161kovou ozdobu va\u0161eho kom\u00ednu. A pochopiteln\u011b nezapom\u00ednejte ani na dodr\u017eov\u00e1n\u00ed stanoven\u00e9 \u010detnosti revize hromosvod\u016f.                                                                                                                                                                                                                                                                                                                                                                                          4.7\/5 - (4 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"I hromosvody by se m\u011bly ob\u010das zkontrolovat","item":"https:\/\/www.gncz.cz\/i-hromosvody-by-se-mely-obcas-zkontrolovat\/#breadcrumbitem"}]}]