{"id":1097,"date":"2024-06-03T15:28:46","date_gmt":"2024-06-03T07:28:46","guid":{"rendered":"https:\/\/www.tflequip.com\/?post_type=products&p=1097"},"modified":"2024-09-26T14:01:12","modified_gmt":"2024-09-26T06:01:12","slug":"ybx3","status":"publish","type":"products","link":"https:\/\/www.tflequip.com\/cs\/products\/ybx3\/","title":{"rendered":"YBX3"},"content":{"rendered":"

P\u0159edstavte str\u00e1nky<\/h2>\n

N\u00edzkonap\u011b\u0165ov\u00fd t\u0159\u00edf\u00e1zov\u00fd asynchronn\u00ed motor \u0159ady YBX3 odoln\u00fd proti plameni<\/span><\/span><\/p>\n

\u010c\u00edslo r\u00e1mu: H63-400 <\/span><\/p>\n

Kapacita: 0,55 ~ 560 kW <\/span><\/p>\n

Po\u010det p\u00f3l\u016f: 2~10P <\/span><\/p>\n

Nap\u011bt\u00ed: 1140 V a ni\u017e\u0161\u00ed <\/span><\/p>\n

Zna\u010dka nev\u00fdbu\u0161nosti: Exd IIA T4 Gb, Exd IIB T4 Gb, Exd IIC T4 Gb.<\/span><\/p>\n

 <\/p>\n

Vibra\u010dn\u00ed charakteristiky laboratorn\u00edch a ter\u00e9nn\u00edch test\u016f nesouososti stroj\u016f<\/span><\/b><\/strong><\/h2>\n

\u00da\u010delem experimentu bylo prozkoumat typ vibra\u010dn\u00ed signatury, kterou nevykazuje centr\u00e1ln\u011b rotuj\u00edc\u00ed za\u0159\u00edzen\u00ed, a silov\u00fd mechanismus, kter\u00fd se pod\u00edl\u00ed na generov\u00e1n\u00ed sign\u00e1lu.<\/p>\n

Mnoho lid\u00ed pracuj\u00edc\u00edch v oblasti anal\u00fdzy vibrac\u00ed se domn\u00edv\u00e1, \u017ee nesouosost h\u0159\u00eddele lze zjistit podle n\u00e1sleduj\u00edc\u00edch charakteristik:<\/p>\n

    \n
  1. <\/span>Vysokofrekven\u010dn\u00ed slo\u017eka dvojn\u00e1sobku nebo dvojn\u00e1sobku provozn\u00ed rychlosti<\/li>\n
  2. <\/span>Vysok\u00e1 \u00farove\u0148 axi\u00e1ln\u00edch vibrac\u00ed<\/li>\n
  3. <\/span>F\u00e1zov\u00fd rozd\u00edl 180 stup\u0148\u016f mezi ob\u011bma konci spojky<\/li>\n<\/ol>\n

    Tyto p\u0159\u00edznaky se mohou objevit, kdy\u017e jsou \u0161patn\u00e9, ale ne v\u017edy. Z \u0159ady test\u016f proveden\u00fdch s \u00famysln\u011b \u0161patn\u011b se\u0159\u00edzen\u00fdmi to\u010div\u00fdmi stroji a z mnoha pozorov\u00e1n\u00ed za\u0159\u00edzen\u00ed pracuj\u00edc\u00edch za \u0161patn\u011b se\u0159\u00edzen\u00fdch podm\u00ednek v ter\u00e9nu lze vyvodit \u010dty\u0159i z\u00e1v\u011bry.<\/p>\n

      \n
    1. <\/span>Z\u00e1va\u017enost nesouososti nelze zjistit pomoc\u00ed vibra\u010dn\u00ed anal\u00fdzy. Jin\u00fdmi slovy, neexistuje \u017e\u00e1dn\u00fd vztah mezi velikost\u00ed nesouososti a \u00farovn\u00ed nebo amplitudou vibrac\u00ed.<\/li>\n
    2. <\/span>R\u016fzn\u00e9 konstrukce pru\u017en\u00fdch spojek zp\u016fsobuj\u00ed, \u017ee vibra\u010dn\u00ed charakteristiky nesouos\u00fdch rotuj\u00edc\u00edch stroj\u016f se li\u0161\u00ed. Nap\u0159\u00edklad nesouos\u00e1 zubov\u00e1 spojka nebude vykazovat stejn\u00fd pr\u016fb\u011bh vibrac\u00ed jako nesouos\u00e1 pru\u017en\u00e1 spojka typu pry\u017eov\u00e9ho krou\u017eku.<\/li>\n
    3. <\/span>Vibra\u010dn\u00ed charakteristiky mechanick\u00e9ho rotoru ulo\u017een\u00e9ho v kluzn\u00e9m lo\u017eisku se obvykle li\u0161\u00ed od vibra\u010dn\u00edch charakteristik mechanick\u00e9ho rotoru ulo\u017een\u00e9ho ve valiv\u00e9m lo\u017eisku.<\/li>\n
    4. <\/span>Vibra\u010dn\u00ed charakteristiky nesouos\u00e9 pru\u017en\u00e9 spojky maj\u00ed obvykle n\u00e1sobek rychlosti chodu. Jak ji\u017e bylo uvedeno, m\u00e1 smysl m\u011b\u0159it f\u00e1zi pouze tehdy, pokud se hlavn\u00ed vibrace vyskytuj\u00ed p\u0159i provozn\u00ed rychlosti. Pokud se v\u011bt\u0161ina vibrac\u00ed vyskytuje p\u0159ev\u00e1\u017en\u011b na jin\u00fdch frekvenc\u00edch, ne\u017e je provozn\u00ed rychlost, jsou \u00fadaje o f\u00e1zov\u00e9m \u00fahlu pon\u011bkud bezv\u00fdznamn\u00e9.<\/li>\n
    5. <\/span>Zkou\u0161ka nesouososti spojek mal\u00fdch rota\u010dn\u00edch za\u0159\u00edzen\u00ed v laborato\u0159i<\/li>\n
    6. <\/span>Stav vybaven\u00ed:<\/li>\n<\/ol>\n

      N\u00ed\u017ee je uveden motor o v\u00fdkonu 1\/2 HP a 1775 ot\/min, kter\u00fd poh\u00e1n\u00ed centr\u00e1ln\u00ed h\u0159\u00eddel se dv\u011bma vyva\u017eovac\u00edmi deskami p\u0159ipojen\u00fdmi k dal\u0161\u00ed vn\u011bj\u0161\u00ed h\u0159\u00eddeli s vyva\u017eovac\u00ed deskou konzolov\u00e9ho typu. Tyto t\u0159i osy jsou vz\u00e1jemn\u011b spojeny pomoc\u00ed pru\u017en\u00e9 kotou\u010dov\u00e9 spojky.<\/p>\n

      2, m\u011b\u0159en\u00ed vibrac\u00ed:<\/p>\n

      Jednotka byla t\u00e9m\u011b\u0159 \u00fapln\u011b se\u0159\u00edzena, pracovala p\u0159i provozn\u00edch ot\u00e1\u010dk\u00e1ch a byla provedena celkov\u00e1 m\u011b\u0159en\u00ed vibrac\u00ed v\u0161ech \u0161esti lo\u017eisek. Pot\u00e9 se zastav\u00ed, povol\u00ed se \u0161roub, kter\u00fd dr\u017e\u00ed polohovac\u00ed h\u0159\u00eddel k r\u00e1mu, polohovac\u00ed h\u0159\u00eddel je stranov\u011b posunut\u00fd o 31 milimetr\u016f (0,78 mm), zajist\u00ed se v t\u00e9to poloze, zapne se a zm\u011b\u0159\u00ed se vibrace, \u00fadaj mezery mezi sondami a proud. Znovu vypn\u011bte stroj, povolte \u0161rouby, kter\u00e9 dr\u017e\u00ed polohovac\u00ed h\u0159\u00eddel k r\u00e1mu, polohovac\u00ed h\u0159\u00eddel je posunut\u00fd do strany o 31 milimetr\u016f (0,78 mm) (nyn\u00ed celkem 62 milimetr\u016f (1,56 mm) do strany), zajist\u011bte v t\u00e9to poloze, zapn\u011bte a prove\u010fte posledn\u00ed m\u011b\u0159en\u00ed vibrac\u00ed.<\/p>\n

      3, vibrace, deformace rotoru, v\u00fdsledky m\u011b\u0159en\u00ed spot\u0159eby energie\uff1a<\/p>\n

      T\u00e9m\u011b\u0159 ve v\u0161ech p\u0159\u00edpadech se \u00farove\u0148 vibrac\u00ed sni\u017euje s rostouc\u00ed dislokac\u00ed. Spot\u0159eba proudu se v jednotliv\u00fdch b\u011bz\u00edch t\u00e9m\u011b\u0159 nem\u011bn\u00ed. Vzd\u00e1lenost mezi p\u0159ibli\u017eovac\u00ed sondou a vyva\u017eovac\u00edm kotou\u010dem se v\u0161ak zv\u011bt\u0161uje t\u00e9m\u011b\u0159 \u00fam\u011brn\u011b velikosti dislokace. To ov\u011b\u0159uje, \u017ee v situaci podobn\u00e9 obr\u00e1zku n\u00ed\u017ee skute\u010dn\u011b doch\u00e1z\u00ed k pru\u017en\u00e9mu ohybu h\u0159\u00eddele.<\/p>\n

      \"\"<\/p>\n

      Za druh\u00e9, provozn\u00ed test vibra\u010dn\u00edch charakteristik \u010derpadla poh\u00e1n\u011bn\u00e9ho motorem za r\u016fzn\u00fdch podm\u00ednek nesouososti.<\/p>\n

        \n
      1. <\/span>Stav za\u0159\u00edzen\u00ed<\/li>\n<\/ol>\n

        Na obr\u00e1zku n\u00ed\u017ee je zobrazen motor o v\u00fdkonu 60 HP, 1775 ot\/min a ob\u011bhov\u00e9 \u010derpadlo spojen\u00e9 kovovou p\u00e1skovou spojkou, jak je zn\u00e1zorn\u011bno na obr\u00e1zku 2.17, kter\u00e9 je z\u00e1m\u011brn\u011b posunuto (p\u0159\u00ed\u010dn\u011b) o 21 a 36 mil a svisle o 55 a 65 mil. Bylo provedeno celkem sedm zku\u0161ebn\u00edch j\u00edzd za r\u016fzn\u00fdch podm\u00ednek vyrovn\u00e1n\u00ed.<\/p>\n

        Za\u0159\u00edzen\u00ed pro anal\u00fdzu vibrac\u00ed pou\u017eit\u00e9 p\u0159i zkou\u0161ce pomoc\u00ed ru\u010dn\u00edho vibrometru se sn\u00edma\u010dem akcelerometru sb\u00edralo \u00fadaje o vibrac\u00edch v p\u011bti bodech ka\u017ed\u00e9 jednotky a zaznamen\u00e1valo celkov\u00e9 hodnoty lo\u017eiskov\u00e9 sk\u0159\u00edn\u011b. Ke ka\u017ed\u00e9mu m\u00edstu sn\u00edma\u010de je rovn\u011b\u017e p\u0159ipojen vibrometr s magnetickou z\u00e1kladnou a sign\u00e1ly jsou p\u0159iv\u00e1d\u011bny do analyz\u00e1toru a X-Y plotru pro z\u00e1znam vibra\u010dn\u00edch charakteristik.<\/p>\n

        Vzhledem k tomu, \u017ee sk\u0159\u00ed\u0148 motoru m\u00e1 hlin\u00edkovou konstrukci, byla k motoru pomoc\u00ed epoxidov\u00e9 prysky\u0159ice na vodorovn\u00e9 a svisl\u00e9 stran\u011b obou lo\u017eisek p\u0159ilepena deska z uhl\u00edkov\u00e9 oceli o tlou\u0161\u0165ce \u00bc palce a dal\u0161\u00ed deska byla p\u0159ipevn\u011bna k vnit\u0159n\u00edmu \u010deln\u00edmu krytu, aby se zachytily \u00farovn\u011b axi\u00e1ln\u00edch vibrac\u00ed.<\/p>\n

        2, sedmin\u00e1sobek operace nesouososti spojky<\/p>\n

          \n
        • <\/span>Spus\u0165te #1 (odpojen\u00fd motor, spu\u0161t\u011bn\u00fd samostatn\u011b). Prvn\u00ed b\u011bh se prov\u00e1d\u00ed s odpojen\u00fdm motorem, aby se zjistilo, zda nen\u00ed motor nevyv\u00e1\u017een\u00fd, zda nen\u00ed po\u0161kozen\u00e9 lo\u017eisko nebo zda nejsou jin\u00e9 probl\u00e9my, kter\u00e9 mohou ovlivnit vibra\u010dn\u00ed odezvu p\u0159i p\u0159ipojen\u00ed k \u010derpadlu.<\/li>\n
        • <\/span>B\u011bh # 2M2W. \u010cerpadlo a motor jsou zpo\u010d\u00e1tku dob\u0159e se\u0159\u00edzeny v r\u00e1mci p\u0159ijateln\u00fdch toleranc\u00ed se\u0159\u00edzen\u00ed.<\/li>\n
        • <\/span>B\u011bh # 3M21W. Motor byl um\u00edst\u011bn o 0,021 palce z\u00e1padn\u011bji a b\u011bhem druh\u00e9 j\u00edzdy nebyly na \u010derpadlo ani motor p\u0159id\u00e1ny ani odstran\u011bny \u017e\u00e1dn\u00e9 podlo\u017eky.<\/li>\n
        • <\/span>B\u011bh \u010d. 4 M36W (motor na z\u00e1pad 36 mil). B\u011bhem t\u00e9to j\u00edzdy byl u\u010din\u011bn pokus posunout motor d\u00e1le na z\u00e1pad. Motor byl v\u0161ak zaseknut\u00fd \u0161rouby a nemohl se posunout d\u00e1le do strany.<\/li>\n
        • <\/span>Spus\u0165te #5 M65H (v\u00fd\u0161ka motoru 65 mil). Motor je nyn\u00ed dob\u0159e um\u00edst\u011bn ze strany na stranu, ale o 0,065 palce v\u00fd\u0161e, ne\u017e je osa h\u0159\u00eddele \u010derpadla.<\/li>\n
        • <\/span>Spus\u0165te #6 M55L (n\u00edzk\u00fd motor 55 mil). V tomto testovac\u00edm b\u011bhu je osa h\u0159\u00eddele motoru nastavena v\u00fdrazn\u011b n\u00ed\u017ee ne\u017e osa h\u0159\u00eddele \u010derpadla, p\u0159i\u010dem\u017e je st\u00e1le zachov\u00e1no dobr\u00e9 levoprav\u00e9 zarovn\u00e1n\u00ed.<\/li>\n
        • <\/span>Spus\u0165te #7 M6W (Motor-6 mils west). \u010cerpadlo a motor znovu se\u0159i\u010fte v r\u00e1mci p\u0159ijateln\u00fdch toleranc\u00ed se\u0159\u00edzen\u00ed (podobn\u011b jako p\u0159i druh\u00e9m b\u011bhu M2W), abyste zjistili, zda se vibra\u010dn\u00ed odezva na lo\u017eisku bude opakovat.<\/li>\n<\/ul>\n

          3, sedmkr\u00e1t b\u011b\u017e\u00edc\u00ed lo\u017eiskov\u00e1 sk\u0159\u00ed\u0148 celkov\u00e1 \u00farove\u0148 vibrac\u00ed<\/p>\n

          Celkov\u00e9 v\u00fdsledky vibrac\u00ed sedmi zku\u0161ebn\u00edch cykl\u016f jsou uvedeny na obr\u00e1zku. V\u0161imn\u011bte si, \u017ee v ka\u017ed\u00e9m pr\u016fb\u011bhu se celkov\u00e9 vibrace zv\u00fd\u0161ily jen m\u00edrn\u011b a v n\u011bkter\u00fdch p\u0159\u00edpadech se m\u00edrn\u011b sn\u00ed\u017eily v d\u016fsledku nesouososti za\u0159\u00edzen\u00ed o 21 a 36 mil. V n\u011bkter\u00fdch p\u0159\u00edpadech, kdy je za\u0159\u00edzen\u00ed ve stavu maxim\u00e1ln\u00edho nesouososti (65 mil), vibrace klesaj\u00ed z \u00farovn\u011b 55 mil.<\/p>\n

          B\u011bhem 7. b\u011bhu byla celkov\u00e1 \u00farove\u0148 vibrac\u00ed \u010derpadla a motoru z velk\u00e9 \u010d\u00e1sti stejn\u00e1 jako b\u011bhem 2. b\u011bhu, kdy byly podm\u00ednky se\u0159\u00edzen\u00ed t\u00e9m\u011b\u0159 stejn\u00e9, co\u017e ov\u011b\u0159uje, \u017ee vibrace byly zp\u016fsobeny nespr\u00e1vn\u00fdm se\u0159\u00edzen\u00edm a dal\u0161\u00edmi faktory.<\/p>\n

          N\u00e1sleduj\u00ed: vn\u011bj\u0161\u00ed strana motoru, strana spojky motoru, strana spojky vodn\u00edho \u010derpadla, vibrace vn\u011bj\u0161\u00edho lo\u017eiska vodn\u00edho \u010derpadla; horizont\u00e1ln\u00ed sou\u0159adnice je stupe\u0148 vyklouben\u00ed spojky.<\/p>\n

          \"\"\"\"\"\"\"\"<\/p>\n

           <\/p>\n

          Jak\u00e9 jsou postupy a procesy instalace motoru \u010derpadla<\/b><\/strong><\/h2>\n

          B\u011b\u017en\u00e9 probl\u00e9my:<\/p>\n

          1, nap\u00e1jec\u00ed trubka motoru \u010derpadla upevn\u011bna nerozumn\u011b; kovov\u00e1 hadice je v\u00edce ne\u017e 80 cm dlouh\u00e1 a bez vodot\u011bsn\u00e9 kovov\u00e9 hadice snadno zrezne.<\/p>\n

          2, redukce pr\u016fm\u011bru sac\u00edho potrub\u00ed \u010derpadla pomoc\u00ed koncentrick\u00e9ho nebo excentrick\u00e9ho p\u0159ipojen\u00ed, snadn\u00e1 v\u00fdroba vzduchov\u00fdch vak\u016f.<\/p>\n

          3, vstupn\u00ed a v\u00fdstupn\u00ed potrub\u00ed vodn\u00edho \u010derpadla zp\u011btn\u00e9 koleno, bez tlumen\u00ed n\u00e1raz\u016f p\u0159\u00edmo upevn\u011bn\u00e9, bez opat\u0159en\u00ed k tlumen\u00ed n\u00e1raz\u016f a nevede k demont\u00e1\u017ei a instalaci potrub\u00ed.<\/p>\n

          4, instalace z\u00e1kladn\u00edho \u0161roubu je nep\u0159im\u011b\u0159en\u00e1. (Ploch\u00e9 t\u011bsn\u011bn\u00ed, pru\u017einov\u00fd plech, \u0161roub s exponovan\u00fdm 1~3 dr\u00e1tem, \u017e\u00e1dn\u00e1 antikorozn\u00ed opat\u0159en\u00ed.)<\/p>\n

          Obecn\u00fd postup projektov\u00e1n\u00ed \u010derpac\u00edch stanic<\/p>\n

          Z\u00e1klady vodn\u00edho \u010derpadla \u2192 Instalace vodn\u00edho \u010derpadla \u2192 Instalace potrub\u00ed a podp\u011br \u2192 Instalace kabel\u00e1\u017ee a uzemn\u011bn\u00ed \u2192 Zemn\u00ed a okapov\u00e9 \u017elaby \u2192 podp\u011bra ko\u0159enov\u00e9ho zakon\u010den\u00ed \u2192 Ozna\u010den\u00ed<\/p>\n

          \"\"<\/p>\n

          Technick\u00e9 specifikace souvisej\u00edc\u00ed s \u010derpac\u00ed stanic\u00ed<\/p>\n

          Po\u017eadavky p\u0159edpisu pro p\u0159ej\u00edmku kvality stavebn\u00ed elektrotechniky budov:<\/p>\n

          14.2.10 Pokl\u00e1dka kovov\u00fdch a nekovov\u00fdch ohebn\u00fdch kabel\u016f mus\u00ed b\u00fdt v souladu s n\u00e1sleduj\u00edc\u00edmi ustanoven\u00edmi:<\/p>\n

            \n
          1. Pevn\u00e9 veden\u00ed je spojeno s elektrick\u00fdm za\u0159\u00edzen\u00edm a spot\u0159ebi\u010di prost\u0159ednictv\u00edm ohebn\u00e9ho veden\u00ed, p\u0159i\u010dem\u017e d\u00e9lka ohebn\u00e9ho veden\u00ed nep\u0159esahuje 0,8 m v energetice a 1,2 m v osv\u011btlovac\u00ed technice.<\/li>\n
          2. Spojen\u00ed mezi ohebn\u00fdmi kovov\u00fdmi trubkami nebo jin\u00fdmi ohebn\u00fdmi trubkami a pevn\u00fdmi trubkami nebo elektrick\u00fdmi instalacemi a p\u0159\u00edstroji se prov\u00e1d\u00ed pomoc\u00ed speci\u00e1ln\u00edch spoj\u016f; spoje slo\u017een\u00fdch ohebn\u00fdch kovov\u00fdch trubek nebo jin\u00fdch ohebn\u00fdch trubek jsou dob\u0159e ut\u011bsn\u011bn\u00e9 a kryc\u00ed vrstva proti kapalin\u00e1m je neporu\u0161en\u00e1.<\/li>\n<\/ol>\n

            3, ohebn\u00e9 kovov\u00e9 potrub\u00ed a kovov\u00e9 ohebn\u00e9 potrub\u00ed nem\u016f\u017ee b\u00fdt zemn\u00edc\u00ed (PE) nebo nulov\u00fd (PEN) spojit\u00fd vodi\u010d.<\/p>\n

            \"Po\u017eadavky na technick\u00e9 proveden\u00ed a p\u0159ej\u00edmku instalace kompresor\u016f, ventil\u00e1tor\u016f a \u010derpadel\":<\/p>\n

            D\u00e9lka p\u0159\u00edm\u00e9ho \u00faseku potrub\u00ed p\u0159ed vstupem do \u010derpadla by nem\u011bla b\u00fdt men\u0161\u00ed ne\u017e 3n\u00e1sobek pr\u016fm\u011bru vstupu D a d\u00e9lka reduk\u010dn\u00edho potrub\u00ed p\u0159ed a za \u010derpadlem by nem\u011bla b\u00fdt men\u0161\u00ed ne\u017e 5 a\u017e 7n\u00e1sobek rozd\u00edlu pr\u016fm\u011br\u016f velikosti potrub\u00ed; vstupn\u00ed pr\u016fm\u011br \u010derpadla pou\u017e\u00edv\u00e1 excentrick\u00e9 horn\u00ed ploch\u00e9 p\u0159ipojen\u00ed a v\u00fdstupn\u00ed p\u0159ipojen\u00ed pou\u017e\u00edv\u00e1 koncentrick\u00fd pr\u016fm\u011br.<\/p>\n

            Po\u017eadavky \"P\u0159edpisu pro p\u0159ej\u00edmku kvality staveb pro vodovodn\u00ed a kanaliza\u010dn\u00ed s\u00edt\u011b a vyt\u00e1p\u011bn\u00ed budov\" :<\/p>\n

            3.3.15 Rozhran\u00ed potrub\u00ed by m\u011blo spl\u0148ovat n\u00e1sleduj\u00edc\u00ed po\u017eadavky: pr\u016fm\u011br a d\u00e9lka \u0161roubu spojuj\u00edc\u00edho p\u0159\u00edrubu by m\u011bly odpov\u00eddat norm\u011b, po uta\u017een\u00ed by d\u00e9lka vy\u010dn\u00edvaj\u00edc\u00ed matice nem\u011bla b\u00fdt v\u011bt\u0161\u00ed ne\u017e 1\/2 pr\u016fm\u011bru \u0161roubu.<\/p>\n

            Kl\u00ed\u010dov\u00e9 procesy:<\/p>\n

              \n
            1. Z\u00e1klad za\u0159\u00edzen\u00ed mus\u00ed b\u00fdt pe\u010dliv\u011b um\u00edst\u011bn a ulo\u017een na p\u016fd\u011b, zemnic\u00ed dr\u00e1t a nap\u00e1jec\u00ed potrub\u00ed by m\u011bly b\u00fdt ulo\u017eeny na m\u00edst\u011b p\u0159ed v\u00fdstavbou podlahy a povrch z\u00e1kladu by m\u011bl b\u00fdt nat\u0159en a vyle\u0161t\u011bn p\u0159edem p\u0159ed instalac\u00ed za\u0159\u00edzen\u00ed, aby se zabr\u00e1nilo uzav\u0159en\u00ed st\u0159edn\u00ed \u010d\u00e1sti po instalaci za\u0159\u00edzen\u00ed a aby povrchov\u00e1 vrstva n\u00e1t\u011bru nezakr\u00fdvala podlo\u017eku tlum\u00edc\u00ed vibrace za\u0159\u00edzen\u00ed.<\/li>\n
            2. Nejprve se zakope \u017elab z U-PVC kolem za\u0159\u00edzen\u00ed a magnetick\u00e1 f\u00f3lie kolem \u017elabu a pot\u00e9 se zhotov\u00ed povrchov\u00e1 vrstva z podkladn\u00edho betonu.<\/li>\n<\/ol>\n

              Nainstalujte nap\u00e1jec\u00ed trubku motoru na zem, vodot\u011bsn\u011b ohn\u011bte nap\u00e1jec\u00ed trubku za\u0159\u00edzen\u00ed, uzemn\u011bte propojku za\u0159\u00edzen\u00ed a nap\u00e1jec\u00ed trubky a zpracujte uz\u00e1v\u011br z\u00e1kladn\u00edho \u0161roubu.<\/p>\n

              Most do praxe nap\u00e1jen\u00ed motoru: vlastn\u00ed kabelov\u00e9 veden\u00ed dol\u016f 45 stup\u0148\u016f konstrukce chytr\u00e9 instala\u010dn\u00ed specifikace.<\/p>\n

               <\/p>\n

              Charakteristika motoru \u010derpadla<\/b><\/strong><\/h2>\n
                \n
              • Zaveden\u00ed typu \u010derpadla<\/span><\/li>\n<\/ul>\n

                Speci\u00e1ln\u00ed motor pro zat\u00ed\u017een\u00ed \u010derpadla m\u00e1 dv\u011b konstrukce pou\u017eit\u00ed, horizont\u00e1ln\u00ed a vertik\u00e1ln\u00ed, a m\u00e1 t\u0159i technick\u00e9 charakteristiky: relativn\u011b mal\u00fd rozb\u011bhov\u00fd moment, relativn\u011b malou rozb\u011bhovou frekvenci a relativn\u011b dlouhou dobu nep\u0159etr\u017eit\u00e9ho chodu.<\/p>\n

                Obvykle je motor \u010derpadla v\u011bt\u0161inou asynchronn\u00ed motor nebo synchronn\u00ed motor s rotorem s klec\u00ed a v\u00fdkon motoru je v\u011bt\u0161\u00ed ne\u017e v\u00fdkon h\u0159\u00eddele jednoho stupn\u011b a po\u010det p\u00f3l\u016f motoru \u00fazce souvis\u00ed se zdvihem a pr\u016ftokem \u010derpadla. Pokud je v\u00fdkon h\u0159\u00eddele 22 kW, zvolte 30kW motor; 2p\u00f3lov\u00fd motor se obvykle pou\u017e\u00edv\u00e1 v p\u0159\u00edpad\u011b m\u00edrn\u011b vysok\u00e9ho pr\u016ftoku a mal\u00e9ho pr\u016ftoku; 4p\u00f3lov\u00fd motor lze zvolit pro velk\u00fd pr\u016ftok a mal\u00fd pr\u016ftok; 4 nebo 6p\u00f3lov\u00e9 motory zvolte p\u0159i velk\u00e9m pr\u016ftoku a mal\u00e9m pr\u016ftoku.<\/p>\n

                  \n
                • P\u0159ipojen\u00ed motoru \u010derpadla<\/span><\/li>\n<\/ul>\n

                  Podle rozsahu pou\u017eit\u00ed r\u016fzn\u00fdch aplikac\u00ed, pou\u017eiteln\u00fdch m\u00edst a ekonomick\u00fdch faktor\u016f atd. existuj\u00ed n\u00e1sleduj\u00edc\u00ed zp\u016fsoby p\u0159ipojen\u00ed \u010derpadla a motoru:<\/p>\n

                  1.H\u0159\u00eddel \u010derpadla je p\u0159\u00edmo spojena s h\u0159\u00eddel\u00ed motoru;<\/p>\n

                  2.H\u0159\u00eddel \u010derpadla je spojena s h\u0159\u00eddel\u00ed motoru pomoc\u00ed spojky;<\/p>\n

                  3.H\u0159\u00eddel \u010derpadla je spojena s h\u0159\u00eddel\u00ed motoru p\u0159es reduk\u010dn\u00ed sk\u0159\u00ed\u0148;<\/p>\n

                  4.H\u0159\u00eddel \u010derpadla je spojena s h\u0159\u00eddel\u00ed motoru hydraulickou spojkou.<\/p>\n

                    \n
                  • <\/span>z\u00e1t\u011b\u017eov\u00e1 charakteristika<\/li>\n<\/ul>\n

                    Zat\u00ed\u017een\u00ed motoru \u010derpadla souvis\u00ed se zdvihem a pr\u016ftokem \u010derpadla. Kdy\u017e \u010derpadlo s vysokou v\u00fdtla\u010dnou v\u00fd\u0161kou pracuje v bod\u011b s vysokou v\u00fdtla\u010dnou v\u00fd\u0161kou, je jeho pr\u016ftok pr\u016ftokem n\u00e1vrhov\u00e9ho bodu, kdy\u017e pracuje s n\u00edzkou v\u00fdtla\u010dnou v\u00fd\u0161kou, co\u017e odpov\u00edd\u00e1 sn\u00ed\u017een\u00ed v\u00fdstupn\u00edho odporu \u010derpadla, pak se pr\u016ftok odst\u0159ediv\u00e9ho \u010derpadla zv\u00fd\u0161\u00ed, motor \u010derpadla bude p\u0159et\u00ed\u017een a do ur\u010dit\u00e9 m\u00edry sp\u00e1l\u00ed motor \u010derpadla.<\/p>\n

                      \n
                    • Ochrana motoru p\u0159ed nadproudem<\/span><\/li>\n<\/ul>\n

                      Vyvarujte se p\u0159et\u00ed\u017een\u00ed za\u0159\u00edzen\u00ed, aby \u010derpadlo dlouho pracovalo p\u0159i jmenovit\u00e9m proudu nebo nadm\u011brn\u00e9m proudu. Vzhledem k tomu, \u017ee rozb\u011bhov\u00fd proud motoru \u010derpadla je 3-5kr\u00e1t vy\u0161\u0161\u00ed ne\u017e jmenovit\u00fd proud, je t\u0159eba v\u011bnovat zvl\u00e1\u0161tn\u00ed pozornost tomu, aby se za\u0159\u00edzen\u00ed nespou\u0161t\u011blo se z\u00e1t\u011b\u017e\u00ed nebo p\u0159i pln\u00e9m zat\u00ed\u017een\u00ed.<\/p>\n

                      Motor \u010derpadla pracuje ve vlhk\u00e9m pracovn\u00edm prost\u0159ed\u00ed. P\u0159ed spu\u0161t\u011bn\u00edm motoru \u010derpadla je t\u0159eba zkontrolovat izolaci c\u00edvky v\u016f\u010di zemi a izolaci mezi f\u00e1zemi a b\u011bhem provozu motoru \u010derpadla je t\u0159eba v\u011bnovat pozornost odolnosti motoru \u010derpadla v\u016f\u010di vod\u011b a vlhkosti.<\/p>\n

                      Zlep\u0161ete \u00fadr\u017ebu, sni\u017ete p\u0159et\u00ed\u017een\u00ed motoru \u010derpadla zp\u016fsoben\u00e9 mechanickou poruchou \u010derpadla.<\/p>\n

                      Sledujte teplotu vinut\u00ed motoru \u010derpadla v re\u00e1ln\u00e9m \u010dase, abyste zabr\u00e1nili nehod\u011b zp\u016fsoben\u00e9 pop\u00e1len\u00edm v d\u016fsledku selh\u00e1n\u00ed chladic\u00edho syst\u00e9mu. C\u00edvky obecn\u00e9ho motoru \u010derpadla jsou vzduchem chlazen\u00e9 pl\u00e1\u0161t\u011b, ponorn\u00e9 \u010derpadlo je vodou chlazen\u00fd pl\u00e1\u0161\u0165. Velk\u00fd motor \u010derpadla je chlazen v\u00fdm\u011bn\u00edkem tepla vzduch-vzduch a v\u00fdm\u011bn\u00edkem tepla vzduch-voda. Pokud je chladic\u00ed m\u00e9dium poru\u0161eno, tak\u017ee c\u00edvka nem\u016f\u017ee odv\u00e1d\u011bt teplo, m\u016f\u017ee doj\u00edt ke sp\u00e1len\u00ed c\u00edvky.<\/p>\n

                       <\/p>\n

                       <\/p>","protected":false},"excerpt":{"rendered":"

                      N\u00edzkonap\u011b\u0165ov\u00fd t\u0159\u00edf\u00e1zov\u00fd asynchronn\u00ed motor \u0159ady YBX3 odoln\u00fd proti plameni<\/p>\n

                      \u010c\u00edslo r\u00e1mu: H63-400 <\/span><\/p>\n

                      Kapacita: 0,55 ~ 560 kW <\/span><\/p>\n

                      Po\u010det p\u00f3l\u016f: 2~10P <\/span><\/p>\n

                      Nap\u011bt\u00ed: 1140 V a ni\u017e\u0161\u00ed <\/span><\/p>\n

                      Zna\u010dka nev\u00fdbu\u0161nosti: Exd IIA T4 Gb, Exd IIB T4 Gb, Exd IIC T4 Gb.<\/span><\/p>","protected":false},"featured_media":1099,"template":"","adweb_product_categories":[115],"adweb_product_tags":[253,121,249,251,252,250,242],"gallery":[1098],"order":null,"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_products\/1097"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1099"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1097"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_product_categories?post=1097"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_product_tags?post=1097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}