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<\/p>\nMagnetick\u00e9 \u010derpadlo se skl\u00e1d\u00e1 ze t\u0159\u00ed \u010d\u00e1st\u00ed: \u010derpadla, magnetick\u00e9ho p\u0159evodu a motoru. Kl\u00ed\u010dov\u00e1 sou\u010d\u00e1st, magnetick\u00fd p\u0159evod, se skl\u00e1d\u00e1 z vn\u011bj\u0161\u00edho magnetick\u00e9ho rotoru, vnit\u0159n\u00edho magnetick\u00e9ho rotoru a nemagnetick\u00e9ho izola\u010dn\u00edho pouzdra. Kdy\u017e motor poh\u00e1n\u00ed vn\u011bj\u0161\u00ed magnetick\u00fd rotor k ot\u00e1\u010den\u00ed, magnetick\u00e9 pole m\u016f\u017ee pronikat vzduchovou mezerou a nemagnetick\u00fdmi materi\u00e1ly a poh\u00e1n\u011bt vnit\u0159n\u00ed magnetick\u00fd rotor spojen\u00fd s ob\u011b\u017en\u00fdm kolem k synchronn\u00edmu ot\u00e1\u010den\u00ed, \u010d\u00edm\u017e se realizuje bezkontaktn\u00ed p\u0159enos energie a dynamick\u00e9 t\u011bsn\u011bn\u00ed se m\u011bn\u00ed na statick\u00e9. Vzhledem k tomu, \u017ee h\u0159\u00eddel \u010derpadla a vnit\u0159n\u00ed magnetick\u00fd rotor jsou zcela uzav\u0159eny t\u011blesem \u010derpadla a izola\u010dn\u00edm pouzdrem, je zcela vy\u0159e\u0161en probl\u00e9m \"b\u011bhu, bubl\u00e1n\u00ed, kap\u00e1n\u00ed a \u00faniku\", co\u017e eliminuje bezpe\u010dnostn\u00ed riziko \u00faniku ho\u0159lav\u00fdch, v\u00fdbu\u0161n\u00fdch, toxick\u00fdch a \u0161kodliv\u00fdch m\u00e9di\u00ed p\u0159es t\u011bsn\u011bn\u00ed \u010derpadla v rafin\u00e9rsk\u00e9m a chemick\u00e9m pr\u016fmyslu a \u00fa\u010dinn\u011b zaji\u0161\u0165uje ochranu \u017eivotn\u00edho prost\u0159ed\u00ed, bezpe\u010dnou v\u00fdrobu a dal\u0161\u00ed pot\u0159eby.<\/p>\n
<\/p>\n
1. Princip \u010dinnosti a konstruk\u010dn\u00ed vlastnosti magnetick\u00e9ho \u010derpadla<\/strong><\/p>\n N p\u00e1r\u016f magnet\u016f (n je sud\u00e9 \u010d\u00edslo) je pravideln\u011b uspo\u0159\u00e1d\u00e1no a sestaveno na vnit\u0159n\u00edm a vn\u011bj\u0161\u00edm magnetick\u00e9m rotoru magnetick\u00e9 p\u0159evodovky tak, aby magnetick\u00e9 \u010d\u00e1sti tvo\u0159ily kompletn\u00ed sp\u0159a\u017een\u00fd magnetick\u00fd syst\u00e9m. Kdy\u017e jsou vnit\u0159n\u00ed a vn\u011bj\u0161\u00ed magnetick\u00e9 p\u00f3ly proti sob\u011b, tj. \u00fahel posunut\u00ed mezi ob\u011bma magnetick\u00fdmi p\u00f3ly je \u03a6 = 0, magnetick\u00e1 energie magnetick\u00e9ho syst\u00e9mu je mal\u00e1; kdy\u017e se magnetick\u00e9 p\u00f3ly nato\u010d\u00ed ke stejn\u00fdm p\u00f3l\u016fm, tj. \u00fahel posunut\u00ed mezi ob\u011bma magnetick\u00fdmi p\u00f3ly je \u03a6 = 2\u03c0\/n, magnetick\u00e1 energie magnetick\u00e9ho syst\u00e9mu je velk\u00e1. Po odstran\u011bn\u00ed vn\u011bj\u0161\u00ed s\u00edly se magnetick\u00e9 p\u00f3ly magnetick\u00e9 soustavy odpuzuj\u00ed a magnetick\u00e1 s\u00edla obnov\u00ed magnet do stavu n\u00edzk\u00e9 magnetick\u00e9 energie. Pak se magnet pohybuje a poh\u00e1n\u00ed magnetick\u00fd rotor k ot\u00e1\u010den\u00ed.<\/p>\n a. Vnit\u0159n\u00ed a vn\u011bj\u0161\u00ed magnetick\u00e1 ocel<\/p>\n Permanentn\u00ed magnet vyroben\u00fd z materi\u00e1lu permanentn\u00edho magnetu ze vz\u00e1cn\u00fdch zemin m\u00e1 \u0161irok\u00fd rozsah pracovn\u00edch teplot (-45-400 \u2103), vysokou koercitivitu, dobrou anizotropii ve sm\u011bru magnetick\u00e9ho pole a nedoch\u00e1z\u00ed k demagnetizaci, kdy\u017e jsou stejn\u00e9 p\u00f3ly bl\u00edzko sebe. Je dobr\u00fdm zdrojem magnetick\u00e9ho pole.<\/p>\n b. Izola\u010dn\u00ed pouzdro<\/p>\n P\u0159i pou\u017eit\u00ed kovov\u00e9 izola\u010dn\u00ed obj\u00edmky se izola\u010dn\u00ed obj\u00edmka nach\u00e1z\u00ed v sinusov\u00e9m st\u0159\u00eddav\u00e9m magnetick\u00e9m poli a na pr\u016f\u0159ezu kolm\u00e9m na sm\u011br magnetick\u00fdch silo\u010dar se indukuj\u00ed v\u00ed\u0159iv\u00e9 proudy, kter\u00e9 se p\u0159em\u011b\u0148uj\u00ed na teplo. V\u00fdraz v\u00ed\u0159iv\u00fdch proud\u016f je:. Mezi n\u011b pat\u0159\u00ed: Pe - v\u00ed\u0159iv\u00fd proud; K - konstanta; n - jmenovit\u00e9 ot\u00e1\u010dky \u010derpadla; T - magnetick\u00fd p\u0159enosov\u00fd moment; F - tlak v distan\u010dn\u00ed vlo\u017ece; D - vnit\u0159n\u00ed pr\u016fm\u011br distan\u010dn\u00ed vlo\u017eky; - rezistivita materi\u00e1lu; - pevnost materi\u00e1lu v tahu. P\u0159i n\u00e1vrhu \u010derpadla jsou n a T d\u00e1ny pracovn\u00edmi podm\u00ednkami. Pro sn\u00ed\u017een\u00ed v\u00ed\u0159iv\u00fdch proud\u016f lze uva\u017eovat pouze F, D atd. Izola\u010dn\u00ed pouzdro je vyrobeno z nekovov\u00e9ho materi\u00e1lu F46 s vysok\u00fdm m\u011brn\u00fdm odporem a vysokou pevnost\u00ed, kter\u00fd je velmi \u00fa\u010dinn\u00fd p\u0159i sni\u017eov\u00e1n\u00ed v\u00ed\u0159iv\u00fdch proud\u016f. Zesilovac\u00ed pouzdro je vyrobeno z leteck\u00e9ho materi\u00e1lu PEEK (polyetheretherketon) s vysokou tlakovou odolnost\u00ed 3Mpa, kter\u00fd je nejlep\u0161\u00ed volbou pro dopravu m\u00e9di\u00ed s vysokou specifickou hmotnost\u00ed, jako je 98 koncentrovan\u00e1 kyselina s\u00edrov\u00e1 a brom.<\/p>\n c. Kluzn\u00e1 lo\u017eiska<\/p>\n Mezi materi\u00e1ly kluzn\u00fdch lo\u017eisek magnetick\u00fdch \u010derpadel pat\u0159\u00ed impregnovan\u00fd grafit, pln\u011bn\u00fd polytetrafluorethylen, technick\u00e1 keramika atd. Vzhledem k tomu, \u017ee technick\u00e1 keramika m\u00e1 dobrou tepelnou odolnost, odolnost proti korozi a t\u0159en\u00ed, jsou kluzn\u00e1 lo\u017eiska magnetick\u00fdch \u010derpadel v\u011bt\u0161inou vyrobena z technick\u00e9 keramiky. Vzhledem k tomu, \u017ee technick\u00e1 keramika je velmi k\u0159ehk\u00e1 a m\u00e1 mal\u00fd koeficient rozta\u017enosti, nesm\u00ed b\u00fdt v\u016fle lo\u017eisek p\u0159\u00edli\u0161 mal\u00e1, aby se p\u0159ede\u0161lo nehod\u00e1m se zad\u0159en\u00edm h\u0159\u00eddele. Vzhledem k tomu, \u017ee kluzn\u00e1 lo\u017eiska magnetick\u00fdch \u010derpadel jsou maz\u00e1na dopravovan\u00fdm m\u00e9diem, m\u011bly by b\u00fdt pro v\u00fdrobu lo\u017eisek zvoleny r\u016fzn\u00e9 materi\u00e1ly podle r\u016fzn\u00fdch m\u00e9di\u00ed a provozn\u00edch podm\u00ednek.<\/p>\n d. Ochrann\u00e1 opat\u0159en\u00ed<\/p>\n Pokud jsou hnan\u00e9 \u010d\u00e1sti magnetick\u00e9ho p\u0159evodu p\u0159et\u00ed\u017een\u00e9 nebo se rotor zasekne, hlavn\u00ed a hnan\u00e9 \u010d\u00e1sti magnetick\u00e9ho p\u0159evodu se automaticky odpoj\u00ed, aby chr\u00e1nily \u010derpadlo. V t\u00e9to dob\u011b budou permanentn\u00ed magnety na magnetick\u00e9m p\u0159evodu p\u016fsoben\u00edm st\u0159\u00eddav\u00e9ho magnetick\u00e9ho pole aktivn\u00edho rotoru vytv\u00e1\u0159et v\u00ed\u0159iv\u00e9 ztr\u00e1ty a magnetick\u00e9 ztr\u00e1ty, co\u017e zp\u016fsob\u00ed zv\u00fd\u0161en\u00ed teploty permanentn\u00edch magnet\u016f a prokluz a poruchu magnetick\u00e9ho p\u0159evodu.<\/p>\n e. \u0158\u00edzen\u00ed pr\u016ftoku chladic\u00ed a mazac\u00ed kapaliny<\/p>\n Za chodu \u010derpadla je t\u0159eba mal\u00fdm mno\u017estv\u00edm kapaliny propl\u00e1chnout a ochladit oblast prstencov\u00e9 mezery mezi vnit\u0159n\u00edm magnetick\u00fdm rotorem a izola\u010dn\u00edm pouzdrem a t\u0159ec\u00ed dvojic\u00ed kluzn\u00e9ho lo\u017eiska. Pr\u016ftok chladic\u00ed kapaliny je obvykle 2%-3% konstruk\u010dn\u00edho pr\u016ftoku \u010derpadla. V oblasti prstencov\u00e9 mezery mezi vnit\u0159n\u00edm magnetick\u00fdm rotorem a izola\u010dn\u00edm pouzdrem vznik\u00e1 v d\u016fsledku v\u00ed\u0159iv\u00fdch proud\u016f velk\u00e9 mno\u017estv\u00ed tepla. P\u0159i nedostate\u010dn\u00e9m p\u0159\u00edvodu chladic\u00ed a mazac\u00ed kapaliny nebo p\u0159i zablokov\u00e1n\u00ed proplachovac\u00edho otvoru bude teplota m\u00e9dia vy\u0161\u0161\u00ed ne\u017e pracovn\u00ed teplota permanentn\u00edho magnetu, co\u017e zp\u016fsob\u00ed, \u017ee vnit\u0159n\u00ed magnetick\u00fd rotor postupn\u011b ztrat\u00ed magnetismus a magnetick\u00fd p\u0159enos sel\u017ee. Pokud je m\u00e9diem voda nebo kapalina na vodn\u00ed b\u00e1zi, lze udr\u017eovat n\u00e1r\u016fst teploty v oblasti prstencov\u00e9 mezery na 3-5 \u00b0C; pokud je m\u00e9diem uhlovod\u00edk nebo olej, lze udr\u017eovat n\u00e1r\u016fst teploty v oblasti prstencov\u00e9 mezery na 5-8 \u00b0C.<\/p>\n 2. Materi\u00e1l a v\u00fdb\u011br<\/strong><\/p>\n a. \u010cerpadlo obvykle pou\u017e\u00edv\u00e1 korozivzdorn\u00e9, vysokopevnostn\u00ed technick\u00e9 plasty (F46). Pokud je \u00fahel v\u011bt\u0161\u00ed ne\u017e 90\u00b0, pou\u017e\u00edvaj\u00ed se jako v\u00fdrobn\u00ed materi\u00e1ly (dov\u00e1\u017een\u00e9 japonsk\u00e9 PFA Daikin nebo americk\u00e9 PFA DuPont), nerezov\u00e1 ocel atd. Maj\u00ed dobrou odolnost proti korozi a mohou chr\u00e1nit p\u0159epravovan\u00e9 m\u00e9dium p\u0159ed zne\u010di\u0161t\u011bn\u00edm. Nap\u0159\u00edklad \u010d\u00e1st magnetick\u00e9ho \u010derpadla \u0159ady CQB, kter\u00e1 se dot\u00fdk\u00e1 dopravovan\u00e9 kapaliny, je vyrobena z fluoroplastov\u00e9 slitiny odoln\u00e9 v\u016f\u010di chemik\u00e1li\u00edm. Fluoroplastov\u00e1 slitina se skl\u00e1d\u00e1 z polyperfluoretylenu s ultravysokou molekulovou hmotnost\u00ed, kter\u00fd lze termoplastizovat, a jednoho nebo v\u00edce dal\u0161\u00edch plast\u016f, p\u0159i\u010dem\u017e lze p\u0159id\u00e1vat plniva. Nap\u0159\u00edklad plastov\u00e1 slitina slo\u017een\u00e1 z polyperfluorethylenu s ultravysokou molekulovou hmotnost\u00ed a polytetrafluorethylenu, p\u0159i\u010dem\u017e prvn\u00ed z nich p\u0159edstavuje 0,1% a\u017e 99,9% hmotnostn\u00edch a druh\u00e1 99,9% a\u017e 0,1% hmotnostn\u00edch. Vyr\u00e1b\u00ed se metodou m\u00edch\u00e1n\u00ed such\u00e9ho pr\u00e1\u0161kov\u00e9ho ko-mlet\u00ed nebo such\u00e9ho pr\u00e1\u0161kov\u00e9ho mokr\u00e9ho ko-mlet\u00ed. Zpracov\u00e1v\u00e1 se na r\u016fzn\u00e9 v\u00fdrobky lisov\u00e1n\u00edm za tepla nebo sp\u00e9k\u00e1n\u00edm za studena, co\u017e p\u0159ekon\u00e1v\u00e1 tok za studena a snadnou deformaci polytetrafluorethylenu a m\u016f\u017ee prodlou\u017eit jeho \u017eivotnost.<\/p>\n b. Lo\u017eiska magnetick\u00e9ho \u010derpadla jsou pono\u0159ena v dopravn\u00edm m\u00e9diu a jsou maz\u00e1na a chlazena dopravn\u00edm m\u00e9diem. V \u010c\u00edn\u011b se nej\u010dast\u011bji pou\u017e\u00edvaj\u00ed grafitov\u00e1 lo\u017eiska (ISC nebo SSIC). Grafit, zejm\u00e9na impregnovan\u00fd grafit, m\u00e1 dobr\u00e9 samomazn\u00e9 vlastnosti, tepelnou odolnost proti korozi, n\u00edzk\u00fd koeficient t\u0159en\u00ed a \u0161irok\u00fd rozsah pou\u017eit\u00ed, ale grafit je k\u0159ehk\u00fd a m\u00e1 n\u00edzkou pevnost. Je velmi citliv\u00fd na ohyb h\u0159\u00eddele a lok\u00e1ln\u00ed p\u0159et\u00ed\u017een\u00ed, proto je t\u0159eba mu v\u011bnovat zvl\u00e1\u0161tn\u00ed pozornost. T\u0159\u00edvrstv\u00e1 kompozitn\u00ed lo\u017eiska s ocel\u00ed jako matric\u00ed, por\u00e9zn\u00edm bronzem jako st\u0159edn\u00ed vrstvou a plastem jako povrchovou vrstvou maj\u00ed vysokou pevnost v tlaku, n\u00edzk\u00fd sou\u010dinitel t\u0159en\u00ed, stabiln\u00ed rozm\u011bry a tlumen\u00ed hluku a n\u00e1raz\u016f a v posledn\u00edch letech se pou\u017e\u00edvaj\u00ed.<\/p>\n 3. V\u00fdhody magnetick\u00fdch \u010derpadel<\/strong><\/p>\n V porovn\u00e1n\u00ed s odst\u0159ediv\u00fdmi \u010derpadly pou\u017e\u00edvaj\u00edc\u00edmi mechanick\u00e9 ucp\u00e1vky nebo t\u011bsnic\u00ed krou\u017eky maj\u00ed magnetick\u00e1 \u010derpadla n\u00e1sleduj\u00edc\u00ed v\u00fdhody.<\/p>\n a. H\u0159\u00eddel \u010derpadla se zm\u011bn\u00ed z dynamick\u00e9 ucp\u00e1vky na uzav\u0159enou statickou ucp\u00e1vku, kter\u00e1 zcela zamezuje \u00faniku m\u00e9dia. 4. Bezpe\u010dnostn\u00ed opat\u0159en\u00ed pro provoz<\/strong><\/p>\n a. Zabra\u0148te vniknut\u00ed \u010d\u00e1stic 5. Provozn\u00ed postupy magnetick\u00e9ho \u010derpadla<\/strong><\/p>\n a. Postup spu\u0161t\u011bn\u00ed \u010derpadla: p\u0159ed spu\u0161t\u011bn\u00edm otev\u0159ete vstupn\u00ed ventil, napl\u0148te \u010derpadlo p\u0159epravovanou kapalinou; uzav\u0159ete v\u00fdstupn\u00ed ventil; spus\u0165te elektrick\u00fd v\u00fdtah, abyste zkontrolovali, zda je \u010derpadlo ve spr\u00e1vn\u00e9m sm\u011bru; po spu\u0161t\u011bn\u00ed \u010derpadla by se m\u011bl pomalu otev\u0159\u00edt v\u00fdstupn\u00ed ventil a pot\u00e9, co \u010derpadlo dos\u00e1hne norm\u00e1ln\u00edho provozn\u00edho stavu, nastavte v\u00fdstupn\u00ed ventil na po\u017eadovan\u00e9 otev\u0159en\u00ed. Prove\u010fte zku\u0161ebn\u00ed provoz po dobu 5 ~ 10 minut, pokud se nevyskytnou \u017e\u00e1dn\u00e9 abnormality, lze \u010derpadlo uv\u00e9st do provozu. The magnetic pump consists of three parts: a pump, a magnetic transmission, and a motor. The key component, the magnetic transmission, consists of an outer magnetic rotor, an inner magnetic rotor, and a non-magnetic isolation sleeve. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate the air gap and […]<\/p>","protected":false},"author":4,"featured_media":1355,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1354"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/comments?post=1354"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1354\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1355"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/categories?post=1354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/tags?post=1354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\nb. Nen\u00ed nutn\u00e9 samostatn\u00e9 maz\u00e1n\u00ed a chlazen\u00ed vodou, co\u017e sni\u017euje spot\u0159ebu energie.
\nc. Pohon spojky se zm\u011bn\u00ed na synchronn\u00ed odpor a nedoch\u00e1z\u00ed ke kontaktu a t\u0159en\u00ed. M\u00e1 n\u00edzkou spot\u0159ebu energie, vysokou \u00fa\u010dinnost a \u00fa\u010dinky tlumen\u00ed a sni\u017eov\u00e1n\u00ed vibrac\u00ed, co\u017e sni\u017euje vliv vibrac\u00ed motoru na \u010derpadlo a vliv kavita\u010dn\u00edch vibrac\u00ed na motor p\u0159i v\u00fdskytu \u010derpadla.
\nd. P\u0159i p\u0159et\u00ed\u017een\u00ed doch\u00e1z\u00ed k vz\u00e1jemn\u00e9mu prokluzu vnit\u0159n\u00edho a vn\u011bj\u0161\u00edho magnetick\u00e9ho rotoru, co\u017e m\u00e1 ochrann\u00fd \u00fa\u010dinek na motor a \u010derpadlo.<\/p>\n
\n(1) Feromagnetick\u00e9 ne\u010distoty a \u010d\u00e1stice se nesm\u00ed dostat do magnetick\u00e9ho p\u0159enosov\u00e9ho za\u0159\u00edzen\u00ed a t\u0159ec\u00edho p\u00e1ru lo\u017eiska.
\n(2) Po doprav\u011b m\u00e9di\u00ed, kter\u00e1 snadno krystalizuj\u00ed nebo se sr\u00e1\u017eej\u00ed, je v\u010das propl\u00e1chn\u011bte (po zastaven\u00ed \u010derpadla napl\u0148te dutinu \u010derpadla \u010distou vodou a po 1 minut\u011b chodu ji vypus\u0165te), abyste zajistili \u017eivotnost kluzn\u00e9ho lo\u017eiska.
\n(3) P\u0159i doprav\u011b m\u00e9di\u00ed obsahuj\u00edc\u00edch pevn\u00e9 \u010d\u00e1stice je filtrujte na vstupu do pr\u016ftokov\u00e9ho potrub\u00ed \u010derpadla.
\nb. Zabra\u0148te demagnetizaci
\n(1) Magnetick\u00fd moment nem\u016f\u017ee b\u00fdt navr\u017een p\u0159\u00edli\u0161 mal\u00fd.
\n(2) M\u011bla by b\u00fdt provozov\u00e1na za stanoven\u00fdch teplotn\u00edch podm\u00ednek a je p\u0159\u00edsn\u011b zak\u00e1z\u00e1no p\u0159ekra\u010dovat teplotu m\u00e9dia. Na vn\u011bj\u0161\u00ed povrch magnetick\u00e9ho izola\u010dn\u00edho pouzdra \u010derpadla lze nainstalovat platinov\u00e9 odporov\u00e9 teplotn\u00ed \u010didlo, kter\u00e9 detekuje n\u00e1r\u016fst teploty v oblasti prstencov\u00e9 mezery, aby se p\u0159i p\u0159ekro\u010den\u00ed mezn\u00ed teploty spustil alarm nebo vypnul.
\nc. Zabra\u0148te such\u00e9mu t\u0159en\u00ed
\n(1) Je p\u0159\u00edsn\u011b zak\u00e1z\u00e1no ne\u010dinn\u011b b\u011bhat.
\n(2) Je p\u0159\u00edsn\u011b zak\u00e1z\u00e1no evakuovat m\u00e9dium.
\n(3) Kdy\u017e je v\u00fdpustn\u00fd ventil uzav\u0159en, nem\u011blo by \u010derpadlo b\u011b\u017eet nep\u0159etr\u017eit\u011b d\u00e9le ne\u017e 2 minuty, aby nedo\u0161lo k p\u0159eh\u0159\u00e1t\u00ed a poru\u0161e magnetick\u00e9ho p\u0159evodov\u00e9ho za\u0159\u00edzen\u00ed.<\/p>\n
\nb. Postup zastaven\u00ed: zav\u0159ete v\u00fdstupn\u00ed ventil; odpojte p\u0159\u00edvod energie; zav\u0159ete p\u0159\u00edvod. Pokud se \u010derpadlo del\u0161\u00ed dobu nepou\u017e\u00edv\u00e1, vy\u010dist\u011bte pr\u016ftokov\u00fd kan\u00e1l v \u010derpadle a odpojte nap\u00e1jen\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"