{"id":1075,"date":"2024-06-03T14:47:38","date_gmt":"2024-06-03T06:47:38","guid":{"rendered":"https:\/\/www.tflequip.com\/?post_type=products&p=1075"},"modified":"2024-09-26T14:08:28","modified_gmt":"2024-09-26T06:08:28","slug":"ye3p","status":"publish","type":"products","link":"https:\/\/www.tflequip.com\/sk\/products\/ye3p\/","title":{"rendered":"YE3P"},"content":{"rendered":"

Predstavte str\u00e1nku<\/h2>\n

Trojf\u00e1zov\u00fd asynchr\u00f3nny motor s\u00e9rie YE3P s premenlivou frekvenciou regul\u00e1cie ot\u00e1\u010dok pri n\u00edzkom nap\u00e4t\u00ed<\/p>\n

\u010c\u00edslo r\u00e1mu: H80-450 <\/span><\/p>\n

Kapacita: 0,55 ~ 1000 kW <\/span><\/p>\n

Po\u010det p\u00f3lov: 2 ~ 12P <\/span><\/p>\n

Nap\u00e4tie: 1000 V a menej<\/span><\/p>\n

 <\/p>\n

\u0160pecifick\u00e1 norma rozdelenia oblasti odolnej proti v\u00fdbuchu prachu<\/h2>\n

Pod\u013ea frekvencie a trvania v\u00fdbu\u0161n\u00e9ho prachov\u00e9ho prostredia sa v\u00fdbu\u0161n\u00e9 prachov\u00e9 prostredie rozde\u013euje na 3 z\u00f3ny.<\/span><\/span> Pri v\u00fdbere nev\u00fdbu\u0161n\u00e9ho motora prachov\u00e9ho typu mo\u017eno vhodn\u00fd motor ur\u010di\u0165 pod\u013ea charakterist\u00edk pracoviska zodpovedaj\u00facich stup\u0148u nev\u00fdbu\u0161nosti. <\/span><\/span><\/p>\n

Z\u00f3na 20: Oblas\u0165, v ktorej sa v prostred\u00ed s nebezpe\u010denstvom v\u00fdbuchu nepretr\u017eite alebo chronicky alebo \u010dasto kr\u00e1tkodobo vyskytuje oblak hor\u013eav\u00e9ho prachu vo vzduchu. <\/span><\/span><\/p>\n

Pr\u00edklady miest, ktor\u00e9 m\u00f4\u017eu vytv\u00e1ra\u0165 20 z\u00f3n: <\/span><\/span><\/p>\n

1, n\u00e1doba na prach vo vn\u00fatri miesta; <\/span><\/span><\/p>\n

2, skladovacej n\u00e1dr\u017ee, sila at\u010f., cykl\u00f3nov\u00e9ho zbera\u010da prachu a filtra; <\/span><\/span><\/p>\n

3, okrem p\u00e1su a niektor\u00fdch \u010dast\u00ed syst\u00e9mu prenosu prachu re\u0165azov\u00e9ho dopravn\u00edka; <\/span><\/span><\/p>\n

4, mie\u0161adlo, mlyn\u010dek, su\u0161i\u010dka, nakladacie zariadenie at\u010f. <\/span><\/span><\/p>\n

Z\u00f3na 21: Pracovisko, ktor\u00e9 sa po\u010das be\u017enej prev\u00e1dzky m\u00f4\u017ee pr\u00edle\u017eitostne nach\u00e1dza\u0165 vo v\u00fdbu\u0161nom prostred\u00ed vo forme oblakov hor\u013eav\u00e9ho prachu vo vzduchu. <\/span><\/span><\/p>\n

Vo v\u00e4\u010d\u0161ine pr\u00edpadov mo\u017eno rozsah z\u00f3ny 21 ur\u010di\u0165 na z\u00e1klade vyhodnotenia zdroja uvo\u013e\u0148ovania spojen\u00e9ho s prostred\u00edm, v ktorom sa v\u00fdbu\u0161n\u00e1 zmes prachu a vzduchu vytv\u00e1ra. <\/span><\/span><\/p>\n

Pr\u00edklady miest, ktor\u00e9 m\u00f4\u017eu vytv\u00e1ra\u0165 z\u00f3nu 21: <\/span><\/span><\/p>\n

1, ke\u010f je vo vn\u00fatri n\u00e1doby na prach v\u00fdbu\u0161n\u00e1 zmes prachu a vzduchu, aby ste mohli pracova\u0165 a \u010dasto premiest\u0148ova\u0165 alebo otv\u00e1ra\u0165 najbli\u017e\u0161\u00ed vstup a v\u00fdstup n\u00e1doby na prach vonku; <\/span><\/span><\/p>\n

2, ak neboli prijat\u00e9 \u017eiadne opatrenia na zabr\u00e1nenie vzniku v\u00fdbu\u0161nej zmesi prachu a vzduchu, v najbli\u017e\u0161\u00edch miestach nakladania a vykladania, na pod\u00e1vac\u00edch p\u00e1soch, miestach odberu vzoriek, na staniciach vykl\u00e1dky n\u00e1kladn\u00fdch vozidiel, na miestach vykl\u00e1dky p\u00e1sov at\u010f. mimo n\u00e1doby na prach; <\/span><\/span><\/p>\n

3, ak d\u00f4jde k nahromadeniu prachu a v d\u00f4sledku prev\u00e1dzky procesu m\u00f4\u017ee d\u00f4js\u0165 k naru\u0161eniu vrstvy prachu a vytvoreniu v\u00fdbu\u0161nej zmesi prachu a vzduchu, n\u00e1dobu na prach umiestnite mimo miesta; <\/span><\/span><\/p>\n

(4) Miesta vo vn\u00fatri z\u00e1sobn\u00edkov na prach, kde sa m\u00f4\u017eu vyskytova\u0165 v\u00fdbu\u0161n\u00e9 oblaky prachu (ale nie nepretr\u017eite, ani dlhodobo, ani \u010dasto), ako je vn\u00fatro z\u00e1sobn\u00edka s dlh\u00fdm intervalom \u010distenia (ak sa len ob\u010das naklad\u00e1 a\/alebo vypr\u00e1zd\u0148uje) a akumula\u010dn\u00e1 strana filtra. <\/span><\/span><\/p>\n

Z\u00f3na 22: Miesta, kde je nepravdepodobn\u00e9, \u017ee by sa po\u010das be\u017enej prev\u00e1dzky vyskytovali v\u00fdbu\u0161n\u00e9 prostredia vo forme oblakov hor\u013eav\u00e9ho prachu vo vzduchu, aj ke\u010f len na kr\u00e1tky \u010das. <\/span><\/span><\/p>\n

Pr\u00edklady miest, kde sa m\u00f4\u017ee vytvori\u0165 22 z\u00f3n: <\/span><\/span><\/p>\n

1, v\u00fdfukov\u00fd otvor z vetracieho otvoru prachov\u00e9ho filtra, ak raz d\u00f4jde k poruche, m\u00f4\u017ee unikn\u00fa\u0165 v\u00fdbu\u0161n\u00e1 zmes prachu a vzduchu.<\/span><\/span> Miesta v bl\u00edzkosti zariadenia, ktor\u00e9 sa otv\u00e1raj\u00fa len zriedka, alebo miesta v bl\u00edzkosti zariadenia, ktor\u00e9 s\u00fa pod\u013ea sk\u00fasenost\u00ed n\u00e1chyln\u00e9 na \u00faniky v d\u00f4sledku vymr\u0161tenia prachu pri vy\u0161\u0161om tlaku okolia;<\/span><\/span> V bl\u00edzkosti tak\u00fdchto miest m\u00f4\u017ee d\u00f4js\u0165 k po\u0161kodeniu pneumatick\u00fdch zariaden\u00ed, pru\u017en\u00fdch spojov. <\/span><\/span><\/p>\n

2. Skladovacie vreck\u00e1 s mno\u017estvom pr\u00e1\u0161kov\u00fdch v\u00fdrobkov.<\/span><\/span> Po\u010das prev\u00e1dzky m\u00f4\u017ee d\u00f4js\u0165 k zlyhaniu skladovacieho vrecka, \u010do sp\u00f4sob\u00ed \u0161\u00edrenie prachu. <\/span><\/span><\/p>\n

(3) Ak sa prijm\u00fa opatrenia na zabr\u00e1nenie vzniku v\u00fdbu\u0161n\u00fdch prachovovzdu\u0161n\u00fdch zmes\u00ed, miesta, ktor\u00e9 sa v\u0161eobecne klasifikuj\u00fa ako z\u00f3ny 21, sa m\u00f4\u017eu zn\u00ed\u017ei\u0165 na z\u00f3ny 22.<\/span><\/span> Medzi tak\u00e9to opatrenia patr\u00ed ods\u00e1vacia ventil\u00e1cia.<\/span><\/span> Opatrenia by sa mali prija\u0165 v bl\u00edzkosti miest nakladania a vykladania (prachov\u00e9ho vreca), pod\u00e1vac\u00edch p\u00e1sov, miest odberu vzoriek, miest vykl\u00e1dky n\u00e1kladn\u00fdch vozidiel, miest vykl\u00e1dky p\u00e1sov at\u010f. <\/span><\/span><\/p>\n

4 je pravdepodobn\u00e9, \u017ee sa naru\u0161\u00ed tvorba kontrolovanej (\u010distej) vrstvy prachu a vznikne v\u00fdbu\u0161n\u00e1 zmes prachu a vzduchu.<\/span><\/span> Len ak sa vrstva prachu odstr\u00e1ni \u010disten\u00edm pred vznikom nebezpe\u010dnej zmesi prachu a vzduchu, ide o miesto, ktor\u00e9 nie je nebezpe\u010dn\u00e9. <\/span><\/span><\/p>\n

Z\u00f3na 21 je najvy\u0161\u0161\u00ed stupe\u0148 nev\u00fdbu\u0161nosti prachotesn\u00e9ho motora, ktor\u00fd sa m\u00f4\u017ee pou\u017ei\u0165 namiesto z\u00f3ny 22, a z\u00f3na 20 m\u00e1 zak\u00e1zan\u00fd vstup do elektrick\u00e9ho spotrebi\u010da. <\/span><\/span><\/p>\n

Rozdiel medzi B a A v ozna\u010den\u00ed odolnosti proti v\u00fdbuchu prachu: B znamen\u00e1, \u017ee povrch motora odoln\u00fd proti v\u00fdbuchu je povrch s rovn\u00fdm portom a A znamen\u00e1, \u017ee povrch motora odoln\u00fd proti v\u00fdbuchu je rovinn\u00fd povrch a tieto dva sa m\u00f4\u017eu vz\u00e1jomne pou\u017e\u00edva\u0165. <\/span><\/span><\/p>\n

Tieto dve zna\u010dky odolnosti proti v\u00fdbuchu prachu sa vo v\u0161eobecnosti nel\u00ed\u0161ia v cene, ale pri v\u00fdbere kon\u0161truk\u010dnej met\u00f3dy odolnosti proti plame\u0148om sa l\u00ed\u0161ia, A21 a B21 maj\u00fa po\u017eiadavky na stupe\u0148 odolnosti proti v\u00fdbuchu motora v prachovom prostred\u00ed 21 z\u00f3n.<\/span><\/span><\/p>\n

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

Trojf\u00e1zov\u00fd asynchr\u00f3nny motor s\u00e9rie YE3P s premenlivou frekvenciou regul\u00e1cie ot\u00e1\u010dok pri n\u00edzkom nap\u00e4t\u00ed<\/p>\n

\u010c\u00edslo r\u00e1mu: H80-450 <\/span><\/p>\n

Kapacita: 0,55 ~ 1000 kW <\/span><\/p>\n

Po\u010det p\u00f3lov: 2 ~ 12P <\/span><\/p>\n

Nap\u00e4tie: 1000 V a menej<\/span><\/p>","protected":false},"featured_media":1077,"template":"","adweb_product_categories":[114],"adweb_product_tags":[299,295,296,298,117,297,293,294],"gallery":[1076],"order":null,"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_products\/1075"}],"collection":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media\/1077"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media?parent=1075"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_product_categories?post=1075"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_product_tags?post=1075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}