{"id":266,"date":"2026-07-10T06:05:21","date_gmt":"2026-07-10T06:05:21","guid":{"rendered":"https:\/\/industrialelectricmotor.net\/?p=266"},"modified":"2026-07-10T06:05:21","modified_gmt":"2026-07-10T06:05:21","slug":"three-phase-motor-for-belt-conveyor","status":"publish","type":"post","link":"https:\/\/industrialelectricmotor.net\/sk\/three-phase-motor-for-belt-conveyor\/","title":{"rendered":"Trojf\u00e1zov\u00fd motor pre p\u00e1sov\u00fd dopravn\u00edk"},"content":{"rendered":"
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Korea Ever-Power \u00b7 S\u00e9ria Y2 \u00b7 Sprievodca aplik\u00e1ciou pohonu dopravn\u00edka<\/span><\/p>\n

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Trojf\u00e1zov\u00fd motor pre p\u00e1sov\u00fd dopravn\u00edk:
\nSprievodca v\u00fdberom a ve\u013ekos\u0165ou<\/span><\/h1>\n

V\u00fdber nespr\u00e1vneho elektromotora pre pohon p\u00e1sov\u00e9ho dopravn\u00edka je jednou z naj\u010dastej\u0161\u00edch pr\u00ed\u010din pred\u010dasn\u00e9ho zlyhania motora a nepl\u00e1novan\u00fdch prestojov dopravn\u00edka. T\u00e1to pr\u00edru\u010dka pokr\u00fdva kompletn\u00fd proces v\u00fdberu motora dopravn\u00edka \u2013 od v\u00fdpo\u010dtu napnutia a v\u00fdkonu p\u00e1su cez rozbehov\u00fd kr\u00fatiaci moment, po\u010det p\u00f3lov, prev\u00e1dzkov\u00fd faktor a pracovn\u00fd cyklus \u2013 a mapuje s\u00e9riu Korea Ever-Power Y2 pre cel\u00fa \u0161k\u00e1lu priemyseln\u00fdch aplik\u00e1ci\u00ed p\u00e1sov\u00fdch dopravn\u00edkov od skladovej logistiky cez \u0165a\u017ebu a\u017e po spracovanie potrav\u00edn.<\/p>\n

V\u00fdpo\u010det v\u00fdkonu<\/span>
\n\u0160tartovac\u00ed kr\u00fatiaci moment<\/span>
\nFaktor slu\u017eby<\/span>
\nPracovn\u00fd cyklus S1\u2013S4<\/span>
\nIP54 \/ IP55<\/span><\/div>\n<\/div>\n<\/div>\n

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\n
\n
P = Fv<\/div>\n
Napnutie reme\u0148a \u00d7 r\u00fdchlos\u0165 reme\u0148a<\/div>\n<\/div>\n
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1,3\u20131,5\u00d7<\/div>\n
Prekro\u010denie menovit\u00e9ho rozbehov\u00e9ho kr\u00fatiaceho momentu<\/div>\n<\/div>\n
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1,25 \u0161tvorcov\u00fdch st\u00f4p<\/div>\n
Servisn\u00fd faktor pre \u0165a\u017ek\u00fd dopravn\u00edk<\/div>\n<\/div>\n
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4-p\u00f3lov\u00fd<\/div>\n
\u0160tandard pre v\u00e4\u010d\u0161inu dopravn\u00edkov<\/div>\n<\/div>\n
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IP54\u201355<\/div>\n
Hodnotenie pre vn\u00fatorn\u00e9 a vonkaj\u0161ie prostredie<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\"Aplik\u00e1cia<\/p>\n
Pohony p\u00e1sov\u00fdch dopravn\u00edkov s\u00fa najv\u00e4\u010d\u0161ou aplik\u00e1ciou trojf\u00e1zov\u00fdch asynchr\u00f3nnych motorov v priemysle. Spr\u00e1vny v\u00fdber motora \u2013 prisp\u00f4soben\u00fd nap\u00e4tiu reme\u0148a, rozbehov\u00e9mu momentu, pracovn\u00e9mu cyklu a podmienkam prostredia konkr\u00e9tnej in\u0161tal\u00e1cie \u2013 je rozhoduj\u00faci pre spo\u013eahliv\u00fa dlhodob\u00fa prev\u00e1dzku.<\/div>\n<\/div>\n

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Obsah<\/div>\n
1. V\u00fdpo\u010det v\u00fdkonu pohonu dopravn\u00edka<\/a>
\n2. Po\u017eiadavky na \u0161tartovac\u00ed kr\u00fatiaci moment<\/a>
\n3. Dimenzovanie motora s prev\u00e1dzkov\u00fdm faktorom<\/a>
\n4. V\u00fdber r\u00fdchlosti: 4-p\u00f3lov\u00fd vs. 6-p\u00f3lov\u00fd<\/a>
\n5. Pracovn\u00fd cyklus a tepeln\u00e9 hodnotenie<\/a>
\n6. \u0160pecifik\u00e1cie dopravn\u00edka s\u00e9rie Y2<\/a>
\n7. Aplik\u00e1cie dopravn\u00edkov pod\u013ea sektorov<\/a>
\n8. \u010casto kladen\u00e9 ot\u00e1zky<\/a><\/div>\n<\/div>\n

<\/p>\n

\n

1. V\u00fdpo\u010det v\u00fdkonu pohonu dopravn\u00edka<\/h2>\n

Po\u017eadovan\u00fd v\u00fdkon hnacieho motora p\u00e1sov\u00e9ho dopravn\u00edka sa vypo\u010d\u00edta z efekt\u00edvneho napnutia p\u00e1su a r\u00fdchlosti p\u00e1su. Efekt\u00edvne nap\u00e4tie je \u010dist\u00e1 horizont\u00e1lna sila, ktor\u00fa mus\u00ed hnacia kladka p\u00f4sobi\u0165 na p\u00e1s, aby sa bremeno pohybovalo po\u017eadovanou r\u00fdchlos\u0165ou \u2013 zoh\u013ead\u0148uje hmotnos\u0165 materi\u00e1lu na p\u00e1se, hmotnos\u0165 p\u00e1su, valiv\u00fd odpor nap\u00ednacieho kolesa a ak\u00fako\u013evek zmenu v\u00fd\u0161ky.<\/p>\n

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Vzorec pre v\u00fdkon dopravn\u00edkov\u00e9ho motora<\/div>\n
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Efekt\u00edvne napnutie reme\u0148a:<\/div>\n
F (N) = f \u00d7 L \u00d7 g \u00d7 (2\u00d7m\u2011b + m\u2011za\u0165a\u017eenie) + m\u2011za\u0165a\u017eenie \u00d7 g \u00d7 H\/L<\/div>\n
f = s\u00fa\u010dinite\u013e trenia; L = d\u013a\u017eka (m); g = 9,81; m = hmotnos\u0165 na meter (kg\/m); H = v\u00fd\u0161ka zdvihu (m)<\/div>\n<\/div>\n
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V\u00fdkon hnacieho motora (kW):<\/div>\n
P = F \u00d7 v \u00f7 (1 000 \u00d7 \u03b7\u2011pohon)<\/div>\n
v = r\u00fdchlos\u0165 p\u00e1su (m\/s); \u03b7-pohon = \u00fa\u010dinnos\u0165 pohonu (0,92 \u2013 0,96 pre prevodovku + klinov\u00fd reme\u0148)<\/div>\n<\/div>\n
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Pracovan\u00fd pr\u00edklad:<\/div>\n
L = 40 m, v = 1,2 m\/s, za\u0165a\u017eenie = 8 kg\/m, p\u00e1s = 5 kg\/m, H = 3 m, f = 0,022, \u03b7 = 0,94
\nF = 0,022 \u00d7 40 \u00d7 9,81 \u00d7 (10+8) + 8 \u00d7 9,81 \u00d7 3\/40 = 155,6 + 5,9 = 161,5 N
\nP = 161,5 \u00d7 1,2 \u00f7 (1 000 \u00d7 0,94) = 0,21 kW \u2192 vyberte motor s v\u00fdkonom 0,37 kW<\/strong><\/div>\n<\/div>\n<\/div>\n<\/div>\n
\n\n\n\n\n\n\n\n\n\n
Typ dopravn\u00edka<\/th>\nTypick\u00fd s\u00fa\u010dinite\u013e trenia f<\/th>\nRozsah r\u00fdchlosti p\u00e1su<\/th>\nTypick\u00fd rozsah motora<\/th>\n<\/tr>\n<\/thead>\n
\u013dahk\u00fd bal\u00edk \/ sklad<\/td>\n0,020 \u2013 0,025<\/td>\n0,5\u20131,5 m\/s<\/td>\n0,18 \u2013 1,5 kW<\/td>\n<\/tr>\n
Dopravn\u00edk na spracovanie potrav\u00edn<\/td>\n0,022 \u2013 0,030<\/td>\n0,1\u20130,5 m\/s<\/td>\n0,37 \u2013 3,0 kW<\/td>\n<\/tr>\n
Kamenivo \/ lom<\/td>\n0,025 \u2013 0,035<\/td>\n1,0\u20132,5 m\/s<\/td>\n3,0\u201330 kW<\/td>\n<\/tr>\n
\u0164a\u017eba (uhlie \/ ruda)<\/td>\n0,030 \u2013 0,040<\/td>\n1,5\u20134,0 m\/s<\/td>\n11 \u2013 200 kW<\/td>\n<\/tr>\n
\u0160ikm\u00fd (v\u00fd\u0161kov\u00fd zdvih)<\/td>\n0,025\u20130,035 + sin\u03b8<\/td>\n0,5\u20132,0 m\/s<\/td>\n2,2 \u2013 75 kW<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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2. Po\u017eiadavky na \u0161tartovac\u00ed kr\u00fatiaci moment<\/h2>\n

P\u00e1sov\u00fd dopravn\u00edk, ktor\u00fd sa rozbieha pod za\u0165a\u017een\u00edm \u2013 s materi\u00e1lom u\u017e na p\u00e1se \u2013 kladie na motor po\u010das f\u00e1zy zr\u00fdchlenia vy\u0161\u0161\u00ed kr\u00fatiaci moment ako po\u010das ust\u00e1len\u00e9ho chodu. Po\u017eadovan\u00fd rozbehov\u00fd kr\u00fatiaci moment z\u00e1vis\u00ed od toho, \u010di sa dopravn\u00edk rozbieha napr\u00e1zdno, s \u010diasto\u010dn\u00fdm za\u0165a\u017een\u00edm alebo s pln\u00fdm za\u0165a\u017een\u00edm a \u010di je rozbeh priamy (DOL), hviezda-trojuholn\u00edk alebo pomocou soft\u0161tart\u00e9ra.<\/p>\n

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DOL \u0160tart \u2014 Pr\u00e1zdny p\u00e1s<\/div>\n

Po\u017eadovan\u00fd rozbehov\u00fd kr\u00fatiaci moment 1,0 \u2013 1,2 \u00d7 menovit\u00fd prev\u00e1dzkov\u00fd kr\u00fatiaci moment. Rozbehov\u00fd kr\u00fatiaci moment pri priamom prietoku s\u00e9rie Y2 2,0 \u2013 2,8 \u00d7 menovit\u00fd je viac ne\u017e posta\u010duj\u00faci. Nie je potrebn\u00e9 bra\u0165 do \u00favahy \u017eiadne \u0161peci\u00e1lne po\u017eiadavky \u2013 spr\u00e1vna \u0161pecifik\u00e1cia je \u0161tandardn\u00fd motor Y2 so \u0161tandardn\u00fdm nadpr\u00fadov\u00fdm rel\u00e9.<\/p>\n<\/div>\n

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DOL Start \u2014 Nalo\u017een\u00fd p\u00e1s<\/div>\n

Po\u017eiadavka na rozbehov\u00fd kr\u00fatiaci moment 1,5\u20132,0\u00d7 menovit\u00fd prev\u00e1dzkov\u00fd kr\u00fatiaci moment pre norm\u00e1lne za\u0165a\u017een\u00fd reme\u0148, a\u017e do 2,5\u00d7 pre strm\u00fd st\u00fapanie s pln\u00fdm za\u0165a\u017een\u00edm. Overte, \u010di kr\u00fatiaci moment motora Y2 so zablokovan\u00fdm rotorom (typicky 2,2\u20132,8\u00d7 menovit\u00fd) prekra\u010duje po\u017eiadavku na rozbeh pri najhor\u0161om za\u0165a\u017een\u00ed s rezervou 15%.<\/p>\n<\/div>\n

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M\u00e4kk\u00fd \u0161tart\u00e9r alebo hviezda-trojuholn\u00edk<\/div>\n

Sp\u00fa\u0161\u0165anie hviezda-trojuholn\u00edk zni\u017euje \u0161tartovac\u00ed pr\u00fad na jednu tretinu, ale tie\u017e zni\u017euje \u0161tartovac\u00ed kr\u00fatiaci moment na jednu tretinu \u2013 \u010do je nedostato\u010dn\u00e9 pre \u0161tartovanie za\u0165a\u017een\u00e9ho dopravn\u00edka. Soft\u0161tart\u00e9r poskytuje nastavite\u013en\u00fd n\u00e1behov\u00fd kr\u00fatiaci moment so zn\u00ed\u017een\u00fdm \u0161tartovac\u00edm pr\u00fadom, vhodn\u00fd pre dlh\u00e9 alebo \u0165a\u017ek\u00e9 p\u00e1sov\u00e9 dopravn\u00edky. V\u017edy skontrolujte, \u010di je v\u00fdstupn\u00fd kr\u00fatiaci moment soft\u0161tart\u00e9ra pri n\u00e1behovom \u0161tarte vy\u0161\u0161\u00ed ako kr\u00fatiaci moment po\u010das prev\u00e1dzky dopravn\u00edka.<\/p>\n<\/div>\n<\/div>\n

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Pozn\u00e1mka k rozbehov\u00e9mu pr\u00fadu: Motory s\u00e9rie Y2 maj\u00fa pr\u00fad s blokovan\u00fdm rotorom (Ist) 6,0 \u2013 7,5 \u00d7 menovit\u00fd pr\u00fad po\u010das priameho rozbehu. Pri dlh\u00fdch p\u00e1sov\u00fdch dopravn\u00edkoch s v\u00fdkonom nad 15 kW pri priamom rozbehu overte, \u010di nap\u00e1jac\u00ed k\u00e1bel a poistky pred nimi dok\u00e1\u017eu unies\u0165 tento 3 \u2013 8 sekundov\u00fd n\u00e1raz bez poklesu nap\u00e4tia pod 85% menovit\u00e9ho nap\u00e4tia na svork\u00e1ch motora. Pokles nap\u00e4tia pod 85% po\u010das rozbehu zni\u017euje dostupn\u00fd rozbehov\u00fd kr\u00fatiaci moment o druh\u00fa mocninu pomeru nap\u00e4tia a m\u00f4\u017ee zabr\u00e1ni\u0165 zr\u00fdchleniu dopravn\u00edka pod za\u0165a\u017een\u00edm.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

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3. Dimenzovanie motora s prev\u00e1dzkov\u00fdm faktorom<\/h2>\n

Vypo\u010d\u00edtan\u00fd v\u00fdkon pohonu z \u010dasti 1 je teoretick\u00fd nepretr\u017eit\u00fd prev\u00e1dzkov\u00fd v\u00fdkon za norm\u00e1lnych podmienok. Zvolen\u00fd motor mus\u00ed ma\u0165 vy\u0161\u0161\u00ed v\u00fdkon, ako je tento vypo\u010d\u00edtan\u00fd, o prev\u00e1dzkov\u00fd faktor, ktor\u00fd zoh\u013ead\u0148uje pre\u0165a\u017eenie, variabilitu napnutia dopravn\u00e9ho p\u00e1su, previs p\u00e1su za mokra alebo mrazu, frekvenciu sp\u00fa\u0161\u0165ania a opotrebovanie komponentov po\u010das \u017eivotnosti motora.<\/p>\n

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Servisn\u00fd faktor 1,0 \u2013 \u013dahk\u00e9 dopravn\u00edky<\/div>\n

Rovnomern\u00e9, dobre kontrolovan\u00e9 za\u0165a\u017eenie; \u010dist\u00e9 vn\u00fatorn\u00e9 prostredie; zriedkav\u00e9 \u0161tarty; kr\u00e1tky dopravn\u00edk (pod 30 m). Dopravn\u00edky bal\u00edkov v skladoch, dopravn\u00edky na potravinov\u00e9 t\u00e1cky, p\u00e1sov\u00e9 dopravn\u00edky pre \u013eahk\u00e9 mont\u00e1\u017ene linky. Prijate\u013en\u00fd je motor s menovit\u00fdm v\u00fdkonom 1,0 \u00d7 vypo\u010d\u00edtan\u00fd. Vyberte nasleduj\u00faci \u0161tandardn\u00fd kW nad vypo\u010d\u00edtan\u00fdm.<\/p>\n<\/div>\n

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Servisn\u00fd faktor 1,15 \u2013 V\u0161eobecn\u00fd priemysel<\/div>\n

Mierne kol\u00edsanie za\u0165a\u017eenia; ob\u010dasn\u00e9 pre\u0165a\u017eenie; vonkaj\u0161ie alebo pra\u0161n\u00e9 prostredie; 5 \u2013 20 spusten\u00ed za hodinu. V\u0161eobecn\u00e9 priemyseln\u00e9 dopravn\u00edky: manipul\u00e1cia s kamenivom, pr\u00edsun baliacej linky, p\u00e1s recykla\u010dn\u00e9ho z\u00e1vodu. Motor zvolen\u00fd na 1,15 \u00d7 vypo\u010d\u00edtan\u00fd v\u00fdkon, potom zaokr\u00fahlen\u00fd nahor na najbli\u017e\u0161\u00ed \u0161tandardn\u00fd kW.<\/p>\n<\/div>\n

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Servisn\u00fd faktor 1,25 \u2013 \u0164a\u017ek\u00e9 za\u0165a\u017eenie<\/div>\n

Vysok\u00e9 kol\u00edsanie za\u0165a\u017eenia; \u010dast\u00e9 sp\u00fa\u0161\u0165anie; \u0165a\u017ek\u00fd alebo abraz\u00edvny materi\u00e1l; \u0161ikm\u00fd dopravn\u00edk. Bansk\u00e9 dopravn\u00edky, kamenivo s kusov\u00fdm materi\u00e1lom, manipul\u00e1cia s uhl\u00edm, \u0161ikm\u00fd p\u00e1s nad 15 stup\u0148ov. Motor zvolen\u00fd s 1,25 \u00d7 vypo\u010d\u00edtan\u00fd v\u00fdkon, zaokr\u00fahlen\u00fd nahor na najbli\u017e\u0161iu \u0161tandardn\u00fa hodnotu kW v s\u00e9rii Y2.<\/p>\n<\/div>\n<\/div>\n

\n
Pr\u00edklad dimenzovania: Dopravn\u00edk kameniva<\/div>\n
Vypo\u010d\u00edtan\u00fd v\u00fdkon = 3,8 kW. Servisn\u00fd faktor = 1,25 (\u0165a\u017ek\u00fd agreg\u00e1t). Po\u017eadovan\u00fd motor = 3,8 \u00d7 1,25 = 4,75 kW. \u010eal\u0161ia \u0161tandardn\u00e1 ve\u013ekos\u0165 Y2 = 5,5 kW, 4-p\u00f3lov\u00fd, IE3, IP55<\/strong>Vybran\u00e9: Y2-132S-4, 5,5 kW, 1 440 ot.\/min., 380 V, 11,8 A, IE3, IP55.<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

4. V\u00fdber r\u00fdchlosti: 4-p\u00f3lov\u00fd vs. 6-p\u00f3lov\u00fd pre dopravn\u00edk<\/h2>\n

Po\u010det p\u00f3lov motora ur\u010duje jeho synchr\u00f3nnu r\u00fdchlos\u0165 (pri 50 Hz: 2-p\u00f3lov\u00fd = 3 000 ot.\/min, 4-p\u00f3lov\u00fd = 1 500 ot.\/min, 6-p\u00f3lov\u00fd = 1 000 ot.\/min, 8-p\u00f3lov\u00fd = 750 ot.\/min) a teda aj prevodov\u00fd pomer potrebn\u00fd na dosiahnutie cie\u013eovej r\u00fdchlosti reme\u0148a. Vo\u013eba medzi 4-p\u00f3lov\u00fdm a 6-p\u00f3lov\u00fdm motorom priamo ovplyv\u0148uje ve\u013ekos\u0165 prevodovky, n\u00e1klady a \u00fa\u010dinnos\u0165 syst\u00e9mu.<\/p>\n

\n
\n
4-p\u00f3lov\u00fd motor (1 440 \u2013 1 460 ot.\/min.) \u2013 \u0161tandardn\u00e1 vo\u013eba<\/div>\n

4-p\u00f3lov\u00fd (1 450 ot.\/min.) motor Y2 je \u0161tandardn\u00fd pohonn\u00fd motor dopravn\u00edka pre r\u00fdchlosti p\u00e1su 0,5 a\u017e 2,5 m\/s v spojen\u00ed s prevodovkou alebo z\u00e1vitovkov\u00fdm reduktorom NMRV. Pri r\u00fdchlosti p\u00e1su 1,0 m\/s s polomerom hnacej remenice 100 mm je po\u017eadovan\u00e1 v\u00fdstupn\u00e1 r\u00fdchlos\u0165 1,0 \u00f7 (2\u00d7\u03c0\u00d70,1) = 1,59 ot.\/s = 95,5 ot.\/min \u2013 prevodov\u00fd pomer 1 450 \u00f7 95,5 = 15,2:1, \u010do je v r\u00e1mci rozsahu jednostup\u0148ov\u00e9ho NMRV.<\/p>\n

Najlep\u0161ie pre: v\u00e4\u010d\u0161inu priemyseln\u00fdch dopravn\u00edkov, 0,5 \u2013 2,5 m\/s, v kombin\u00e1cii s NMRV alebo \u0161pir\u00e1lov\u00fdm reduktorom<\/div>\n<\/div>\n
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6-p\u00f3lov\u00fd motor (950 \u2013 960 ot.\/min.) \u2013 mo\u017enos\u0165 pomal\u00e9ho dopravn\u00edka<\/div>\n

Ak je po\u017eadovan\u00e1 r\u00fdchlos\u0165 p\u00e1su ni\u017e\u0161ia ako 0,5 m\/s a jednostup\u0148ov\u00e1 prevodovka by potrebovala prevodov\u00fd pomer vy\u0161\u0161\u00ed ako 80:1, \u0161pecifikovanie 6-p\u00f3lov\u00e9ho motora (960 ot.\/min.) zni\u017euje po\u017eadovan\u00fd prevodov\u00fd pomer o jednu tretinu, \u010do umo\u017e\u0148uje men\u0161iu prevodovku. Kontroln\u00e9 p\u00e1sy na spracovanie potrav\u00edn, linky na manipul\u00e1ciu s cestom a pomal\u00e9 mont\u00e1\u017ene dopravn\u00edky zvy\u010dajne \u0161pecifikuj\u00fa 6-p\u00f3lov\u00e9 motory, aby sa predi\u0161lo dvojstup\u0148ov\u00fdm prevodovk\u00e1m.<\/p>\n

Najlep\u0161ie pre: pomal\u00e9 dopravn\u00edky pod 0,4 m\/s, kontrolu potrav\u00edn, mont\u00e1\u017ene linky, manipul\u00e1ciu s cestom<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

5. Pracovn\u00fd cyklus a tepeln\u00e9 hodnotenie<\/h2>\n
\n
\n
S1 Nepretr\u017eit\u00e1 prev\u00e1dzka<\/div>\n

Motor be\u017e\u00ed nepretr\u017eite pri kon\u0161tantnom za\u0165a\u017een\u00ed dostato\u010dne dlho na dosiahnutie tepelnej rovnov\u00e1hy. V\u00e4\u010d\u0161ina v\u00fdrobn\u00fdch dopravn\u00edkov, bansk\u00fdch dopravn\u00edkov a skladov\u00fdch logistick\u00fdch p\u00e1sov prev\u00e1dzkovan\u00fdch v jedno- alebo viaczmennej prev\u00e1dzke m\u00e1 prev\u00e1dzkov\u00fa triedu S1. S1 je \u0161tandardn\u00e1 prev\u00e1dzkov\u00e1 trieda pre motory s\u00e9rie Y2. Menovit\u00fd v\u00fdkon uveden\u00fd na typovom \u0161t\u00edtku je maxim\u00e1lny nepretr\u017eit\u00fd v\u00fdkon pri plnom menovitom nap\u00e4t\u00ed a okolitej teplote 40 \u00b0C.<\/p>\n<\/div>\n

\n
S3 Preru\u0161ovan\u00e1 periodick\u00e1 prev\u00e1dzka<\/div>\n

Motor be\u017e\u00ed po definovan\u00e9 \u010dasy (\u010das cyklu zapnutia) a potom opakovane prest\u00e1va (\u010das cyklu vypnutia). Dopravn\u00edky, ktor\u00e9 indexuj\u00fa produkt (beh-stop-beh) namiesto nepretr\u017eitej prev\u00e1dzky, spadaj\u00fa do re\u017eimu prev\u00e1dzky S3. \u010ciastkov\u00fd faktor (\u010das zapnutia ako percento z celkov\u00e9ho \u010dasu cyklu) ur\u010duje, \u010di je mo\u017en\u00e9 pou\u017ei\u0165 men\u0161\u00ed motor \u2013 pri \u010diniteli prev\u00e1dzkov\u00e9ho cyklu 40% je mo\u017en\u00e9 motor pou\u017ei\u0165 pri pribli\u017ene 115% jeho trval\u00e9ho menovit\u00e9ho v\u00fdkonu S1.<\/p>\n<\/div>\n

\n
Zn\u00ed\u017eenie v\u00fdkonu pri vysokej teplote okolia<\/div>\n

Motory s\u00e9rie Y2 s\u00fa dimenzovan\u00e9 na maxim\u00e1lnu teplotu okolia 40 \u00b0C. Dopravn\u00edky in\u0161talovan\u00e9 v zlievarniach, v bl\u00edzkosti pec\u00ed alebo v hor\u00facom podneb\u00ed nad 40 \u00b0C musia zn\u00ed\u017ei\u0165 v\u00fdkon motora pribli\u017ene o 1% na stupe\u0148 nad 40 \u00b0C. Motor Y2 s v\u00fdkonom 5,5 kW pri teplote okolia 55 \u00b0C zn\u00ed\u017ei v\u00fdkon na 5,5 \u00d7 (1\u20130,15) = 4,68 kW a mus\u00ed by\u0165 zodpovedaj\u00facim sp\u00f4sobom dimenzovan\u00fd.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

6. S\u00e9ria K\u00f3rejsk\u00fdch Ever-Power Y2 pre pohony dopravn\u00edkov<\/h2>\n
\n
\n

Trojf\u00e1zov\u00fd asynchr\u00f3nny motor s\u00e9rie Korea Ever-Power Y2 je \u0161tandardnou \u0161pecifik\u00e1ciou pre pohony p\u00e1sov\u00fdch dopravn\u00edkov v rozsahu v\u00fdkonu od 0,18 do 200 kW. V\u0161etky motory Y2 \u0161tandardne sp\u013a\u0148aj\u00fa pr\u00e9miov\u00fa \u00fa\u010dinnos\u0165 IE3, \u010do zni\u017euje n\u00e1klady na energiu pri nepretr\u017eite be\u017eiacich pohonoch dopravn\u00edkov. Cel\u00fd sortiment je k dispoz\u00edcii v... sekcia produktov trojf\u00e1zov\u00fdch motorov<\/a>.<\/p>\n

Pre pohony dopravn\u00edkov vy\u017eaduj\u00face kombinovan\u00fa jednotku motora a prevodovky dod\u00e1va spolo\u010dnos\u0165 Korea Ever-Power motory Y2 sp\u00e1rovan\u00e9 a zmontovan\u00e9 so z\u00e1vitovkov\u00fdmi reduktormi NMRV alebo \u0161pir\u00e1lov\u00fdmi reduktormi s\u00e9rie R\/F\/K ako kompletn\u00e9 zostavy prevodov\u00fdch motorov, dostupn\u00e9 v kombinovan\u00e1 sekcia prevodov\u00e9ho motora<\/a>.<\/p>\n<\/div>\n

\n
\n
S\u00e9ria Y2 \u2013 K\u013e\u00fa\u010dov\u00e9 \u00fadaje pohonu dopravn\u00edka<\/div>\n\n\n\n\n\n\n\n\n\n\n
Rozsah v\u00fdkonu<\/td>\n0,18 \u2013 200 kW<\/td>\n<\/tr>\n
Poliaci<\/td>\n2P \/ 4P \/ 6P \/ 8P<\/td>\n<\/tr>\n
Efekt\u00edvnos\u0165<\/td>\nNorma IE3<\/td>\n<\/tr>\n
Ochrana<\/td>\n\u0160tandard IP54; mo\u017enos\u0165 IP55<\/td>\n<\/tr>\n
Izol\u00e1cia<\/td>\nTrieda F, st\u00fapanie triedy B<\/td>\n<\/tr>\n
Nap\u00e4tie<\/td>\n\u0160tandard 380 V 50 Hz<\/td>\n<\/tr>\n
R\u00e1m<\/td>\nIEC 71\u2013315<\/td>\n<\/tr>\n
\u0160tartovac\u00ed kr\u00fatiaci moment<\/td>\n2,0\u20132,8\u00d7 menovit\u00fd v\u00fdkon<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

7. Aplik\u00e1cie dopravn\u00edkov pod\u013ea sektorov<\/h2>\n\n\n\n
\"Trojf\u00e1zov\u00fd<\/p>\n
\n
Dopravn\u00edk na \u0165a\u017ebu a kamenivo<\/div>\n

Dopravn\u00edky na manipul\u00e1ciu s uhl\u00edm, prepravu rudy a triedenie kameniva pou\u017e\u00edvaj\u00fa 4-p\u00f3lov\u00e9 motory s\u00e9rie Y2 s v\u00fdkonom 7,5 a\u017e 75 kW, zvy\u010dajne s kryt\u00edm IP55 pre vonkaj\u0161iu in\u0161tal\u00e1ciu. Sp\u00f4sob \u0161tartovania je softstart\u00e9r pre dlh\u00e9 p\u00e1sy nad 30 m a priamy \u0161tart pre kr\u00e1tke vn\u00fatropodnikov\u00e9 dopravn\u00edky. Pre dopravu abraz\u00edvneho materi\u00e1lu je \u0161tandardne nastaven\u00fd prev\u00e1dzkov\u00fd faktor 1,25. Motor je namontovan\u00fd so samostatnou \u0161pir\u00e1lovou alebo ku\u017ee\u013eovo-\u0161pir\u00e1lovou prevodovkou pre vysok\u00e9 kr\u00fatiace pomery potrebn\u00e9 pri r\u00fdchlostiach p\u00e1su 1,0 a\u017e 3,0 m\/s s hnac\u00edmi kladkami 200 a\u017e 800 mm.<\/p>\n<\/div>\n<\/td>\n

\"Trojf\u00e1zov\u00fd<\/p>\n
\n
Dopravn\u00edk na spracovanie a balenie potrav\u00edn<\/div>\n

Pohony dopravn\u00edkov potrav\u00edn pou\u017e\u00edvaj\u00fa 4-p\u00f3lov\u00e9 a 6-p\u00f3lov\u00e9 motory s\u00e9rie Y2 v rozsahu od 0,37 do 5,5 kW pri n\u00edzkych r\u00fdchlostiach p\u00e1su od 0,05 do 0,5 m\/s. Kombin\u00e1cie z\u00e1vitovkov\u00fdch prevodov\u00fdch motorov NMRV poskytuj\u00fa po\u017eadovan\u00e9 n\u00edzke v\u00fdstupn\u00e9 r\u00fdchlosti v kompaktnom pravouhlom puzdre. Tam, kde je potrebn\u00e9 um\u00fdvanie, motor z nehrdzavej\u00facej ocele BXG nahr\u00e1dza \u0161tandardn\u00fd motor Y2 pre motory vo vlhk\u00fdch z\u00f3nach. Motory Y2 s kryt\u00edm IP54 s\u00fa vhodn\u00e9 pre oblasti manipul\u00e1cie so such\u00fdmi potravinami. V\u0161etky motory dopravn\u00edkov potrav\u00edn by mali by\u0165 s triedou ochrany IE3, aby sa minimalizovali energetick\u00e9 n\u00e1klady na nepretr\u017eit\u00fa prev\u00e1dzku po\u010das 20-ro\u010dnej \u017eivotnosti zariadenia.<\/p>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\n
\n
Sklad a logistika<\/div>\n

Dopravn\u00edky bal\u00edkov a prepraviek v distribu\u010dn\u00fdch centr\u00e1ch pou\u017e\u00edvaj\u00fa motory Y2 s v\u00fdkonom 0,18 a\u017e 1,5 kW sp\u00e1rovan\u00e9 s prevodov\u00fdmi motormi NMRV 040\u2013063. Akumula\u010dn\u00e9 z\u00f3ny pou\u017e\u00edvaj\u00fa brzdov\u00e9 motory Y2EJ na presn\u00e9 zastavenie z\u00f3ny bez zastavenia susedn\u00fdch z\u00f3n. \u00da\u010dinnos\u0165 IE3 je vo ve\u013ekom meradle k\u013e\u00fa\u010dov\u00e1 \u2013 500 dopravn\u00edkov\u00fdch motorov s v\u00fdkonom 0,37 kW po\u010das 6 000 hod\u00edn ro\u010dne, IE3 oproti IE2, u\u0161etr\u00ed pribli\u017ene 4 500 kWh\/rok.<\/p>\n<\/div>\n

\n
\u0160ikm\u00fd dopravn\u00edk<\/div>\n

\u0160ikm\u00e9 p\u00e1sy s uhlom nad 10 stup\u0148ov vy\u017eaduj\u00fa sp\u00e4tn\u00fd chod, aby sa zabr\u00e1nilo sp\u00e4tn\u00e9mu posunutiu bremena po zastaven\u00ed motora. Z\u00e1vitovkov\u00fd prevodov\u00fd motor NMRV s prevodov\u00fdm pomerom 40:1 alebo vy\u0161\u0161\u00edm poskytuje pas\u00edvne samosvorn\u00e9 uzamknutie. Pre strm\u0161ie sklony alebo bezpe\u010dnostne kritick\u00e9 aplik\u00e1cie je spr\u00e1vnou \u0161pecifik\u00e1ciou brzdov\u00fd motor Y2EJ s pru\u017einovou brzdou.<\/p>\n<\/div>\n

\n
Manipul\u00e1cia s chemik\u00e1liami a pr\u00e1\u0161kami<\/div>\n

Dopravn\u00edky v chemick\u00fdch z\u00e1vodoch a priestoroch na manipul\u00e1ciu s pr\u00e1\u0161kami, kde sa nach\u00e1dza v\u00fdbu\u0161n\u00e1 atmosf\u00e9ra prachu alebo pary, vy\u017eaduj\u00fa namiesto \u0161tandardn\u00e9ho Y2 motory YB2 v nev\u00fdbu\u0161nom preveden\u00ed. Skupina plynu a teplotn\u00e1 trieda musia zodpoveda\u0165 konkr\u00e9tnym pou\u017eit\u00fdm materi\u00e1lom. Norma IP55 pre YB2 sa vz\u0165ahuje na vonkaj\u0161iu in\u0161tal\u00e1ciu v chemickom z\u00e1vode.<\/p>\n<\/div>\n

\n
Manipul\u00e1cia s bato\u017einou na letisku<\/div>\n

Dopravn\u00edky bato\u017einy a odbavovacie p\u00e1sy na letisk\u00e1ch pou\u017e\u00edvaj\u00fa 4-p\u00f3lov\u00e9 motory Y2 s v\u00fdkonom 0,75 a\u017e 3,0 kW s r\u00fdchlos\u0165ami p\u00e1su 0,5 a\u017e 1,0 m\/s s pohonom NMRV alebo bubnov\u00fdm motorom. Vysok\u00e1 denn\u00e1 frekvencia \u0161tartov a zastaven\u00ed sa m\u00f4\u017ee kvalifikova\u0165 ako prev\u00e1dzka S4 \u2013 pred \u0161pecifik\u00e1ciou sa uistite, \u017ee tepeln\u00e9 hodnotenie motora pokr\u00fdva skuto\u010dn\u00fd pracovn\u00fd cyklus.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n
\n

\"V\u00fdroba<\/p>\n

V\u00fdroba rotorov<\/div>\n<\/div>\n
\n

\"Testovanie<\/p>\n

Z\u00e1\u0165a\u017eov\u00e9 testovanie<\/div>\n<\/div>\n
\n

\"Certifik\u00e1cia<\/p>\n

Certifik\u00e1cia CE a ISO<\/div>\n<\/div>\n
\n

\"Glob\u00e1lna<\/p>\n

Glob\u00e1lne doru\u010denie<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n

8. \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
\n
\n
\n
Ako vypo\u010d\u00edtam po\u017eadovan\u00fd v\u00fdkon motora, ak pozn\u00e1m iba kapacitu dopravn\u00edka v ton\u00e1ch za hodinu?<\/div>\n<\/div>\n
\n

Preve\u010fte tony za hodinu na kg\/m pomocou r\u00fdchlosti p\u00e1su: za\u0165a\u017eenie na meter (kg\/m) = (kapacita v t\/h \u00d7 1 000) \u00f7 (3 600 \u00d7 r\u00fdchlos\u0165 p\u00e1su v m\/s). Napr\u00edklad 50 t\/h pri 1,5 m\/s = 50 000 \u00f7 (3 600 \u00d7 1,5) = 9,26 kg\/m. Potom pou\u017eite vzorec pre v\u00fdpo\u010det nap\u00e4tia a v\u00fdkonu z \u010dasti 1. S\u010d\u00edtajte hmotnos\u0165 p\u00e1su na meter (zvy\u010dajne 3 a\u017e 10 kg\/m v z\u00e1vislosti od \u0161\u00edrky p\u00e1su a vrstvy), pr\u00edspevok trenia nap\u00ednacieho kolesa a ak\u00fako\u013evek zlo\u017eku elev\u00e1cie, aby ste z\u00edskali celkov\u00e9 efekt\u00edvne nap\u00e4tie, potom vyde\u013ete \u00fa\u010dinnos\u0165ou pohonu, aby ste z\u00edskali v\u00fdkon na hriadeli motora.<\/p>\n<\/div>\n<\/div>\n

\n
\n
M\u00f4\u017eem pre p\u00e1sov\u00fd dopravn\u00edk pou\u017ei\u0165 motor riaden\u00fd meni\u010dom frekvencie namiesto motora s pevnou r\u00fdchlos\u0165ou?<\/div>\n<\/div>\n
\n

\u00c1no, a \u010dasto je to v\u00fdhodn\u00e9 pre dopravn\u00edky, ktor\u00e9 be\u017eia s premenlivou priepustnos\u0165ou. Dopravn\u00edk riaden\u00fd meni\u010dom frekvencie (VFD) m\u00f4\u017ee spomali\u0165 pri n\u00edzkej priepustnosti (\u010do \u0161etr\u00ed energiu a zni\u017euje opotrebovanie reme\u0148a) a plynulo zr\u00fdch\u013eova\u0165 pri za\u0165a\u017een\u00ed bez n\u00e1rastu rozbehov\u00e9ho pr\u00fadu pri priamom rozbehu. Ak montujete VFD na \u0161tandardn\u00fd motor Y2, uistite sa, \u017ee motor je dimenzovan\u00fd na prev\u00e1dzku s meni\u010dom frekvencie, alebo pridajte na VFD v\u00fdstupn\u00fd filter dV\/dt \u2013 priebeh PWM zo \u0161tandardn\u00e9ho VFD bez filtrovania m\u00f4\u017ee degradova\u0165 izol\u00e1ciu \u0161tandardn\u00e9ho vinutia v priebehu 2 a\u017e 5 rokov. Invertorov\u00e9 motory s\u00e9rie Korea Ever-Power YVF2 s\u00fa spr\u00e1vnou \u0161pecifik\u00e1ciou pre pohony dopravn\u00edkov riaden\u00e9 VFD nad 0,75 kW.<\/p>\n<\/div>\n<\/div>\n

\n
\n
Ak\u00e9 krytie IP by som mal \u0161pecifikova\u0165 pre dopravn\u00edkov\u00fd motor v zariaden\u00ed na spracovanie potrav\u00edn?<\/div>\n<\/div>\n
\n

Z\u00e1le\u017e\u00ed od konkr\u00e9tnej z\u00f3ny, v ktorej je dopravn\u00edk nain\u0161talovan\u00fd. Pre oblasti manipul\u00e1cie so such\u00fdmi potravinami (p\u00e1s na pek\u00e1rensk\u00e9 m\u00faky, dopravn\u00edk such\u00fdch pr\u00edsad, vstup balenia) mimo dosahu vody alebo \u010distiaceho spreja je posta\u010duj\u00face krytie IP54 so \u0161tandardn\u00fdm motorom Y2. Pre oblasti vystaven\u00e9 \u013eahk\u00e9mu \u010disteniu hadicou je minim\u00e1lne krytie IP65 s hlin\u00edkov\u00fdm r\u00e1mom motora s epoxidov\u00fdm povlakom. Pre dopravn\u00edky v priamom kontakte s potravinami alebo z\u00f3ny s postriekan\u00edm, ktor\u00e9 s\u00fa podroben\u00e9 vysokotlakov\u00e9mu \u010disteniu CIP \u2013 spracovanie m\u00e4sa, ryby, mlie\u010dne v\u00fdrobky, \u010derstv\u00e9 produkty \u2013 je spr\u00e1vnou a po\u017eadovanou \u0161pecifik\u00e1ciou s\u00e9ria Korea Ever-Power BXG z nehrdzavej\u00facej ocele s kryt\u00edm IP69K. Nepou\u017e\u00edvajte \u0161tandardn\u00fd lakovan\u00fd motor v z\u00f3ne um\u00fdvania potrav\u00edn; odlupovanie farby predstavuje priame riziko kontamin\u00e1cie potrav\u00edn.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n
<\/div>\n

 <\/p>\n

\n
Korea Ever-Power \u00b7 S\u00e9ria Y2 \u00b7 Pohony p\u00e1sov\u00fdch dopravn\u00edkov<\/div>\n

Potrebujete motor pre va\u0161u aplik\u00e1ciu p\u00e1sov\u00e9ho dopravn\u00edka?<\/h2>\n

S\u00e9ria Korea Ever-Power Y2: 0,18 a\u017e 200 kW, \u0161tandard IE3, IP54\/55, r\u00e1my IEC 71\u2013315. Dostupn\u00e9 ako hol\u00e9 motory alebo ako sp\u00e1rovan\u00e9 zostavy prevodov\u00fdch motorov s NMRV z\u00e1vitovkov\u00fdmi alebo \u0161pir\u00e1lov\u00fdmi reduktormi.<\/p>\n

Zobrazi\u0165 sortiment motorov Y2<\/a><\/p>\n<\/div>\n<\/div>\n

Upravil Cxm<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Korea Ever-Power \u00b7 Y2 Series \u00b7 Conveyor Drive Application Guide Three-Phase Motor for Belt Conveyor: Selection and Sizing Guide Selecting the wrong electric motor for a belt conveyor drive is one of the most common causes of premature motor failure and unplanned conveyor downtime. This guide covers the complete conveyor motor selection process \u2014 from […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[28],"tags":[],"class_list":["post-266","post","type-post","status-publish","format-standard","hentry","category-industrial-electric-motor"],"_links":{"self":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/266","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/comments?post=266"}],"version-history":[{"count":1,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/266\/revisions"}],"predecessor-version":[{"id":268,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/266\/revisions\/268"}],"wp:attachment":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/media?parent=266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/categories?post=266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/tags?post=266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}