{"id":149,"date":"2026-07-08T08:47:33","date_gmt":"2026-07-08T08:47:33","guid":{"rendered":"https:\/\/industrialelectricmotor.net\/?p=149"},"modified":"2026-07-08T08:47:33","modified_gmt":"2026-07-08T08:47:33","slug":"ie3-vs-ie4-motor-efficiency-what-is-the-difference-and-which-should-you-specify","status":"publish","type":"post","link":"https:\/\/industrialelectricmotor.net\/sk\/ie3-vs-ie4-motor-efficiency-what-is-the-difference-and-which-should-you-specify\/","title":{"rendered":"\u00da\u010dinnos\u0165 motora IE3 vs. IE4: Ak\u00fd je rozdiel a ktor\u00fd by ste mali \u0161pecifikova\u0165"},"content":{"rendered":"
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Korea Ever-Power \u00b7 Sprievodca \u00fa\u010dinnos\u0165ou \u00b7 IEC 60034-30-1<\/span><\/p>\n

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<\/div>\n<\/div>\n

\u00da\u010dinnos\u0165 motora IE3 vs. IE4:
\nAk\u00fd je rozdiel a ktor\u00fd by ste mali \u0161pecifikova\u0165?<\/span><\/h1>\n

Rozdiel medzi triedou \u00fa\u010dinnosti IE3 a IE4 sa m\u00f4\u017ee v technickom liste zda\u0165 mal\u00fd \u2013 zlomok percenta pri akomko\u013evek danom v\u00fdkone. Ale za 10 rokov nepretr\u017eitej prev\u00e1dzky pri priemyseln\u00fdch sadzb\u00e1ch elektriny sa tento zlomok premieta do tis\u00edcov dol\u00e1rov na motor v dodato\u010dn\u00fdch n\u00e1kladoch na energiu. T\u00e1to pr\u00edru\u010dka presne vysvet\u013euje, \u010do znamenaj\u00fa IE3 a IE4, ako sa normy l\u00ed\u0161ia a ako vypo\u010d\u00edta\u0165, \u010di sa moderniz\u00e1cia pre va\u0161u konkr\u00e9tnu aplik\u00e1ciu oplat\u00ed.<\/p>\n

IEC 60034-30-1<\/span>
\nNariadenie E\u00da 2019\/1781<\/span>
\nAnal\u00fdza n\u00e1kladov \u017eivotn\u00e9ho cyklu<\/span>
\nDoba n\u00e1vratnosti<\/span><\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\n
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IE1<\/div>\n
\u0160tandardn\u00e1 \u00fa\u010dinnos\u0165<\/div>\n
V\u00e4\u0161inou zak\u00e1zan\u00e9. Na v\u00e4\u010d\u0161ine trhov iba n\u00e1hrada za star\u0161ie modely.<\/div>\n<\/div>\n
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IE2<\/div>\n
Vysok\u00e1 \u00fa\u010dinnos\u0165<\/div>\n
Pod minimom v E\u00da nad 0,75 kW. Povolen\u00e9 na mnoh\u00fdch exportn\u00fdch trhoch.<\/div>\n<\/div>\n
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IE3<\/div>\n
Pr\u00e9miov\u00e1 \u00fa\u010dinnos\u0165<\/div>\n
Povinn\u00e9 minimum v E\u00da, Spojenom kr\u00e1\u013eovstve a na mnoh\u00fdch trhoch. K\u00f3rejsk\u00fd \u0161tandard Ever-Power.<\/div>\n<\/div>\n
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IE4<\/div>\n
Super pr\u00e9miov\u00fd<\/div>\n
Najvy\u0161\u0161ia \u0161tandardn\u00e1 trieda \u00fa\u010dinnosti. Povinn\u00e9 na niektor\u00fdch trhoch nad 75 kW od roku 2023.<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

\"Porovnanie<\/div>\n

<\/p>\n

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Obsah<\/div>\n
1. Vysvetlenie \u0161tandardu \u00fa\u010dinnosti IEC<\/a>
\n2. IE3 vs. IE4: Skuto\u010dn\u00e9 \u010d\u00edsla<\/a>
\n3. \u010co sp\u00f4sobuje stratu \u00fa\u010dinnosti striedav\u00fdch motorov<\/a>
\n4. Regul\u00e1cie pod\u013ea trhu<\/a>
\n5. V\u00fdpo\u010det doby n\u00e1vratnosti<\/a>
\n6. Kedy m\u00e1 IE4 ekonomick\u00fd zmysel?<\/a>
\n7. \u010casto kladen\u00e9 ot\u00e1zky<\/a><\/div>\n<\/div>\n

<\/p>\n

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1. Vysvetlenie \u0161tandardu \u00fa\u010dinnosti IEC<\/h2>\n

Norma IEC 60034-30-1:2014 \u201eTo\u010div\u00e9 elektrick\u00e9 stroje \u2013 Triedy \u00fa\u010dinnosti sie\u0165ovo nap\u00e1jan\u00fdch striedav\u00fdch motorov (k\u00f3d IE)\u201c definuje minim\u00e1lne po\u017eiadavky na \u00fa\u010dinnos\u0165 pre \u0161tyri triedy \u00fa\u010dinnosti jednor\u00fdchlostn\u00fdch trojf\u00e1zov\u00fdch asynchr\u00f3nnych motorov s v\u00fdkonom od 0,12 do 1 000 kW. Norma \u0161pecifikuje minim\u00e1lnu \u00fa\u010dinnos\u0165 pri menovitom v\u00fdkone, menovitom nap\u00e4t\u00ed, menovitej frekvencii a menovitej prev\u00e1dzkovej teplote, sk\u00fa\u0161an\u00e9 pod\u013ea met\u00f3d IEC 60034-2-1.<\/p>\n

\u201eIE\u201c v IE3, IE4 znamen\u00e1 medzin\u00e1rodn\u00fa \u00fa\u010dinnos\u0165 (International Efficiency), ktor\u00fa nemo\u017eno zamie\u0148a\u0165 so star\u0161\u00edmi n\u00e1rodn\u00fdmi ozna\u010deniami (EFF1, EFF2 v Eur\u00f3pe; EPAct v Severnej Amerike; MEPS v Austr\u00e1lii). Klasifik\u00e1cia IE nahradila tieto n\u00e1rodn\u00e9 syst\u00e9my, ke\u010f IEC v roku 2008 publikovala prv\u00e9 vydanie normy. IE3 je zhruba ekvivalentn\u00e1 starej eur\u00f3pskej triede EFF1, ale s pr\u00edsnej\u0161\u00edm protokolom merania; IE4 je nov\u00e1 trieda, ktor\u00e1 v r\u00e1mci n\u00e1rodn\u00fdch klasifika\u010dn\u00fdch syst\u00e9mov neexistovala.<\/p>\n

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D\u00f4le\u017eit\u00e1 pozn\u00e1mka k meraniu: Triedy IE sa ur\u010duj\u00fa pri plnom za\u0165a\u017een\u00ed (100% menovit\u00e9ho v\u00fdstupn\u00e9ho v\u00fdkonu), menovitom nap\u00e4t\u00ed a menovitej frekvencii. \u00da\u010dinnos\u0165 motora pri za\u0165a\u017een\u00ed 50%, 75% a 25% nie je \u0161pecifikovan\u00e1 triedou IE a mus\u00ed sa skontrolova\u0165 samostatne, ak je \u00fa\u010dinnos\u0165 pri \u010diasto\u010dnom za\u0165a\u017een\u00ed kritick\u00e1 \u2013 napr\u00edklad v aplik\u00e1ci\u00e1ch, kde motor pravidelne pracuje pod za\u0165a\u017een\u00edm 50%.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

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2. IE3 vs. IE4: Skuto\u010dn\u00e9 \u010d\u00edsla<\/h2>\n

V tabu\u013eke ni\u017e\u0161ie s\u00fa uveden\u00e9 minim\u00e1lne hodnoty \u00fa\u010dinnosti IE3 a IE4 pre 4-p\u00f3lov\u00e9 trojf\u00e1zov\u00e9 asynchr\u00f3nne motory pri vybran\u00fdch v\u00fdkonoch. Rozdiel v \u00fa\u010dinnosti medzi IE3 a IE4 sa zmen\u0161uje so zvy\u0161uj\u00facou sa ve\u013ekos\u0165ou motora, preto\u017ee ve\u013ek\u00e9 motory sa u\u017e bl\u00ed\u017eia k praktick\u00fdm limitom zn\u00ed\u017eenia str\u00e1t v medi a \u017eeleze, ktor\u00e9 s\u00fa dosiahnute\u013en\u00e9 s konven\u010dnou kon\u0161trukciou asynchr\u00f3nneho motora.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
Menovit\u00fd v\u00fdkon<\/th>\nMinim\u00e1lna \u00fa\u010dinnos\u0165 IE2 (%)<\/th>\nMinim\u00e1lna \u00fa\u010dinnos\u0165 IE3 (%)<\/th>\nMinim\u00e1lna \u00fa\u010dinnos\u0165 IE4 (%)<\/th>\nMedzera IE3\u2192IE4<\/th>\n<\/tr>\n<\/thead>\n
1,1 kW<\/td>\n77.7<\/td>\n80.7<\/td>\n82.8<\/td>\n2,1 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
2,2 kW<\/td>\n81.0<\/td>\n84.0<\/td>\n86.0<\/td>\n2,0 percentu\u00e1lnych bodov<\/td>\n<\/tr>\n
4,0 kW<\/td>\n84.7<\/td>\n87.0<\/td>\n88.9<\/td>\n1,9 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
7,5 kW<\/td>\n87.1<\/td>\n89.8<\/td>\n91.4<\/td>\n1,6 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
15 kW<\/td>\n89.7<\/td>\n91.5<\/td>\n93.0<\/td>\n1,5 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
30 kW<\/td>\n91.4<\/td>\n92.9<\/td>\n94.2<\/td>\n1,3 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
75 kW<\/td>\n93.1<\/td>\n94.5<\/td>\n95.6<\/td>\n1,1 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n
200 kW<\/td>\n94.7<\/td>\n95.8<\/td>\n96.7<\/td>\n0,9 percentu\u00e1lneho bodu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Zdroj: IEC 60034-30-1:2014, 4-p\u00f3lov\u00e9 motory pri 50 Hz. \u201epp\u201c = percentu\u00e1lne body. Skuto\u010dn\u00e1 \u00fa\u010dinnos\u0165 motora bude na \u00farovni minim\u00e1lnej \u00fa\u010dinnosti triedy alebo vy\u0161\u0161ia; spolo\u010dnos\u0165 Korea Ever-Power typicky prekra\u010duje minim\u00e1lne hodnoty o 0,2 a\u017e 0,8 pp v celom rade Y2.<\/p>\n<\/div>\n

<\/p>\n

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3. \u010co sp\u00f4sobuje stratu \u00fa\u010dinnosti v striedav\u00fdch asynchr\u00f3nnych motoroch<\/h2>\n

Motory IE4 dosahuj\u00fa vy\u0161\u0161iu \u00fa\u010dinnos\u0165 ako motory IE3 v\u010faka \u0161pecifick\u00fdm kon\u0161truk\u010dn\u00fdm zmen\u00e1m, ktor\u00e9 zni\u017euj\u00fa p\u00e4\u0165 hlavn\u00fdch kateg\u00f3ri\u00ed str\u00e1t. Pochopenie toho, ktor\u00e9 straty s\u00fa zn\u00ed\u017een\u00e9, pom\u00e1ha vysvetli\u0165, pre\u010do s\u00fa motory IE4 v\u00e4\u010d\u0161ie, \u0165a\u017e\u0161ie a drah\u0161ie ako IE3 pri rovnakom v\u00fdstupnom v\u00fdkone.<\/p>\n

\n
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Strata v statorovej medi (I\u00b2R)<\/div>\n

Teplo z pr\u00fadu pretekaj\u00faceho cez odpor statorov\u00e9ho vinutia. Typicky 30 \u2013 401 TP3T celkov\u00fdch str\u00e1t. V IE4 sa zni\u017euje pou\u017eit\u00edm v\u00e4\u010d\u0161ieho mno\u017estva medi (v\u00e4\u010d\u0161\u00ed prierez vodi\u010da), \u010do zni\u017euje odpor, ale tie\u017e zvy\u0161uje ve\u013ekos\u0165 a hmotnos\u0165 motora.<\/p>\n

Met\u00f3da redukcie IE4: viac medi, dlh\u0161ia akt\u00edvna d\u013a\u017eka<\/div>\n<\/div>\n
\n
Strata statorov\u00e9ho \u017eeleza<\/div>\n

Straty v\u00edriv\u00fdmi pr\u00fadmi a hyster\u00e9ziou v oceli statora. Typicky 15 \u2013 251 TP3T celkov\u00fdch str\u00e1t. Zn\u00ed\u017een\u00e9 v IE4 pou\u017eit\u00edm elektrotechnickej ocele vy\u0161\u0161ej triedy s ni\u017e\u0161\u00edmi \u0161pecifick\u00fdmi stratami v jadre (W\/kg pri 1,5 T, 50 Hz).<\/p>\n

Met\u00f3da redukcie IE4: laminovan\u00e1 oce\u013e prvotriednej triedy (M270-50A alebo lep\u0161ia)<\/div>\n<\/div>\n
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Strata medi\/hlin\u00edka rotora<\/div>\n

Teplo z pr\u00fadu v rotorov\u00fdch ty\u010diach a koncov\u00fdch kr\u00fa\u017ekoch. Typicky 20 \u2013 301 TP3T celkov\u00fdch str\u00e1t. Zn\u00ed\u017een\u00e9 v IE4 pou\u017eit\u00edm v\u00e4\u010d\u0161ieho prierezu rotorov\u00fdch ty\u010d\u00ed (zvy\u010dajne meden\u00e9 ty\u010de namiesto liateho hlin\u00edka) a optimaliz\u00e1ciou geometrie ty\u010d\u00ed pre minim\u00e1lny odpor rotora pri frekvencii sklzu pri plnom za\u0165a\u017een\u00ed.<\/p>\n

Met\u00f3da redukcie IE4: meden\u00e9 rotorov\u00e9 ty\u010de alebo v\u00e4\u010d\u0161ie hlin\u00edkov\u00e9 ty\u010de<\/div>\n<\/div>\n
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Trenie a vetranie<\/div>\n

Trenie v lo\u017eisk\u00e1ch a aerodynamick\u00fd odpor chladiaceho ventil\u00e1tora. Typicky 5 \u2013 151 TP3T celkov\u00fdch str\u00e1t, \u00famerne v\u00e4\u010d\u0161ie pri mal\u00fdch ve\u013ekostiach r\u00e1mu. V IE4 zn\u00ed\u017een\u00e9 optimaliz\u00e1ciou lo\u017e\u00edsk, zlep\u0161enou aerodynamikou ventil\u00e1tora a v niektor\u00fdch prevedeniach pou\u017eit\u00edm extern\u00e9ho n\u00faten\u00e9ho chladenia na oddelenie ve\u013ekosti ventil\u00e1tora od ot\u00e1\u010dok motora.<\/p>\n

Met\u00f3da redukcie IE4: optimalizovan\u00e1 kon\u0161trukcia ventil\u00e1tora, presn\u00e9 lo\u017eisk\u00e1<\/div>\n<\/div>\n
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Straty sp\u00f4soben\u00e9 bludn\u00fdm za\u0165a\u017een\u00edm<\/div>\n

Straty v\u00edriv\u00fdmi pr\u00fadmi vy\u0161\u0161\u00edch harmonick\u00fdch v kon\u0161truk\u010dn\u00fdch \u010dastiach a povrchov\u00e9 straty z harmonick\u00fdch v dr\u00e1\u017ekach. Typicky 5 \u2013 101 TP3T celkov\u00fdch str\u00e1t. Zn\u00ed\u017een\u00e9 v IE4 v\u010faka vylep\u0161enej geometrii dr\u00e1\u017eok, \u0161ikm\u00fdm dr\u00e1\u017ekam rotora a jemnej\u0161iemu rozstupu vinut\u00ed. Tieto straty sa \u0165a\u017eko meraj\u00fa priamo a najmenej sa daj\u00fa zn\u00ed\u017ei\u0165 jednoduch\u00fdmi zmenami materi\u00e1lu.<\/p>\n

Met\u00f3da redukcie IE4: optimaliz\u00e1cia zo\u0161ikmenia, zjemnenie geometrie dr\u00e1\u017eok<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

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4. Regul\u00e1cie pod\u013ea trhu<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n
Trh<\/th>\nAktu\u00e1lne minimum (stav k roku 2025)<\/th>\nRozsah v\u00fdkonu<\/th>\nPozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n
Eur\u00f3pska \u00fania<\/td>\nIE3<\/td>\n0,75 \u2013 1 000 kW<\/td>\nNariadenie E\u00da 2019\/1781. Od j\u00fala 2023 sa pre motory s v\u00fdkonom 75 \u2013 200 kW vy\u017eaduje trieda IE4 pri pou\u017eit\u00ed s \u200b\u200bpohonmi s premenlivou r\u00fdchlos\u0165ou.<\/td>\n<\/tr>\n
Spojen\u00e9 kr\u00e1\u013eovstvo<\/td>\nIE3<\/td>\n0,75 \u2013 1 000 kW<\/td>\nOdr\u00e1\u017ea nariadenie E\u00da po brexite pre motory uveden\u00e9 na trh Spojen\u00e9ho kr\u00e1\u013eovstva.<\/td>\n<\/tr>\n
Spojen\u00e9 \u0161t\u00e1ty americk\u00e9 (DOE)<\/td>\nNEMA Premium (\u2245 IE3)<\/td>\n1 \u2013 500 kon\u00ed<\/td>\nPravidl\u00e1 EISA 2007 a DOE 2016. Trh so 60 Hz; NEMA Premium nomin\u00e1lne ekvivalent IE3.<\/td>\n<\/tr>\n
\u010c\u00edna (GB 18613)<\/td>\nIE3 (od roku 2021)<\/td>\n0,55 \u2013 1 000 kW<\/td>\nNorma GB 18613-2020 nariadila minim\u00e1lne IE3 od j\u00fana 2021 a nahradila predch\u00e1dzaj\u00facu normu GB 18613-2012.<\/td>\n<\/tr>\n
Austr\u00e1lia \/ Nov\u00fd Z\u00e9land<\/td>\nIE3 (MEPS 2023)<\/td>\n0,73 \u2013 185 kW<\/td>\nAustr\u00e1lsky syst\u00e9m MEPS bol v roku 2023 aktualizovan\u00fd na ekvivalent IE3.<\/td>\n<\/tr>\n
V\u00e4\u010d\u0161ina ostatn\u00fdch trhov<\/td>\nIE2<\/td>\nL\u00ed\u0161i sa<\/td>\nMnoh\u00e9 trhy v juhov\u00fdchodnej \u00c1zii, Ju\u017enej Amerike, na Bl\u00edzkom v\u00fdchode a v Afrike st\u00e1le dosahuj\u00fa minim\u00e1lnu \u00farove\u0148 IE2 alebo nemaj\u00fa \u017eiadne povinn\u00e9 predpisy. Pre v\u0161etky nov\u00e9 in\u0161tal\u00e1cie sa bez oh\u013eadu na to odpor\u00fa\u010da \u00farove\u0148 IE3.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

<\/p>\n

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5. V\u00fdpo\u010det doby n\u00e1vratnosti<\/h2>\n

Doba n\u00e1vratnosti invest\u00edcie do moderniz\u00e1cie z IE3 na IE4 sa vypo\u010d\u00edta z troch vstupn\u00fdch \u00fadajov: rozdielu \u00fa\u010dinnosti v prev\u00e1dzkovom bode za\u0165a\u017eenia, ro\u010dn\u00e9ho po\u010dtu prev\u00e1dzkov\u00fdch hod\u00edn a n\u00e1kladov na elektrinu za kWh.<\/p>\n

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V\u00fdpo\u010det n\u00e1vratnosti invest\u00edci\u00ed \u2013 15 kW motor, 4-p\u00f3lov\u00fd, 4 500 h\/rok, 0,13 USD\/kWh<\/div>\n
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Ro\u010dn\u00e9 n\u00e1klady na energiu IE3<\/div>\n
15 \u00f7 0,915 \u00d7 4 500 \u00d7 0,13<\/div>\n
= 9 569 USD\/rok<\/div>\n<\/div>\n
\n
Ro\u010dn\u00e9 n\u00e1klady na energiu IE4<\/div>\n
15 \u00f7 0,930 \u00d7 4 500 \u00d7 0,13<\/div>\n
= 9 415 USD\/rok<\/div>\n<\/div>\n
\n
Ro\u010dn\u00e1 \u00faspora (IE4 vs. IE3)<\/div>\n
154 USD\/rok<\/div>\n
Dodato\u010dn\u00e9 n\u00e1klady na IE4 oproti IE3: ~350\u2013550 USD<\/div>\n<\/div>\n
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Jednoduch\u00e1 doba n\u00e1vratnosti<\/div>\n
2,3 \u2013 3,6 roka<\/div>\n
Zost\u00e1vaj\u00facich 6\u20137 rokov \u017eivotnosti motora je \u010dist\u00e1 \u00faspora<\/div>\n<\/div>\n<\/div>\n<\/div>\n

V\u00fdpo\u010det n\u00e1vratnosti invest\u00edci\u00ed je citliv\u00fd na ro\u010dn\u00fd po\u010det prev\u00e1dzkov\u00fdch hod\u00edn. Pri 8 000 hodin\u00e1ch ro\u010dne (dvojzmenn\u00e1 prev\u00e1dzka) sa ro\u010dn\u00e1 \u00faspora energie zdvojn\u00e1sob\u00ed a n\u00e1vratnos\u0165 kles\u00e1 pod 18 mesiacov. Pri 1 000 hodin\u00e1ch ro\u010dne (ve\u013emi preru\u0161ovan\u00e1 prev\u00e1dzka) sa n\u00e1vratnos\u0165 invest\u00edci\u00ed predl\u017euje na 9 a\u017e 14 rokov, \u010do s\u0165a\u017euje od\u00f4vodnenie pr\u00e9mie IE4 len z ekonomick\u00e9ho h\u013eadiska, pokia\u013e si to nevy\u017eaduje s\u00falad s predpismi.<\/p>\n<\/div>\n

\"cat-gearmotor-combo.webp\"<\/p>\n

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6. Kedy m\u00e1 IE4 ekonomick\u00fd zmysel?<\/h2>\n
\n
\n
\u2705<\/div>\n
Nepretr\u017eit\u00e1 prev\u00e1dzka (S1), viac ako 6 000 hod\u00edn\/rok<\/div>\n

\u010cerpadl\u00e1, ventil\u00e1tory, kompresory a mie\u0161adl\u00e1 be\u017eiace nepretr\u017eite v dvoj- alebo trojzmennej prev\u00e1dzke nahromadia dostatok prev\u00e1dzkov\u00fdch hod\u00edn na to, aby v priebehu 2 a\u017e 3 rokov ospravedlnili pr\u00e9miu IE4.<\/p>\n<\/div>\n

\n
\u2705<\/div>\n
Miesta s vysok\u00fdmi n\u00e1kladmi na elektrinu<\/div>\n

Pri cene 0,20 USD\/kWh alebo vy\u0161\u0161ej (be\u017en\u00e1 vo ve\u013ekej \u010dasti z\u00e1padnej Eur\u00f3py a Japonska) sa ro\u010dn\u00e1 \u00faspora energie pre 15 kW motor pri 4 500 hodin\u00e1ch zdvojn\u00e1sob\u00ed na viac ako 230 USD, \u010d\u00edm sa n\u00e1vratnos\u0165 invest\u00edcie skr\u00e1ti na menej ako 2 roky.<\/p>\n<\/div>\n

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\u2705<\/div>\n
Ve\u013ek\u00e9 motorov\u00e9 flotily<\/div>\n

Zariadenia s 50 alebo viacer\u00fdmi motormi podobnej ve\u013ekosti a v\u00fdkonu m\u00f4\u017eu dosiahnu\u0165 kumulat\u00edvne \u00faspory. 50 motorov u\u0161etr\u00ed 154 USD\/rok = 7 700 USD\/rok, \u010do vytv\u00e1ra presved\u010div\u00fd finan\u010dn\u00fd argument pre program moderniz\u00e1cie vozov\u00e9ho parku motorov\u00fdch vozidiel.<\/p>\n<\/div>\n

\n
\u2705<\/div>\n
Ciele zni\u017eovania emisi\u00ed uhl\u00edka<\/div>\n

V pr\u00edpade zariaden\u00ed so z\u00e1v\u00e4zkami zni\u017eovania emisi\u00ed uhl\u00edka v r\u00e1mci firemn\u00fdch programov ESG alebo n\u00e1rodn\u00fdch polit\u00edk nulov\u00fdch \u010dist\u00fdch emisi\u00ed motory IE4 zni\u017euj\u00fa emisie s\u00favisiace s elektrinou v r\u00e1mci rozsahu 2. \u00dasporu CO2 na motor je mo\u017en\u00e9 kvantifikova\u0165 na \u00fa\u010dely \u00fa\u010dtovania uhl\u00edka.<\/p>\n<\/div>\n

\n
\u274c<\/div>\n
Preru\u0161ovan\u00e1 alebo \u013eahk\u00e1 prev\u00e1dzka<\/div>\n

Motory be\u017eiace menej ako 2 000 hod\u00edn ro\u010dne pri \u010diasto\u010dnom za\u0165a\u017een\u00ed bud\u00fa ma\u0165 dobu n\u00e1vratnosti 8 a\u017e 15 rokov, \u010do zvy\u010dajne presiahne zost\u00e1vaj\u00facu \u017eivotnos\u0165 motora v pr\u00edpade v\u00fdmeny. V t\u00fdchto pr\u00edpadoch je vhodnou \u0161pecifik\u00e1ciou IE3.<\/p>\n<\/div>\n

\n
\u274c<\/div>\n
Mal\u00e9 motory pod 2,2 kW<\/div>\n

Pri mal\u00fdch ve\u013ekostiach r\u00e1mov je absol\u00fatna \u00faspora energie z IE4 oproti IE3 mierna (zvy\u010dajne 20 a\u017e 80 USD\/rok na motor pri 4 000 hodin\u00e1ch) a pr\u00e9mia IE4 predstavuje vy\u0161\u0161ie percento n\u00e1kladov na motor. IE3 je zvy\u010dajne najn\u00e1kladovo efekt\u00edvnej\u0161ou vo\u013ebou pod 2,2 kW.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

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

V\u00fdroba rotorov<\/div>\n<\/div>\n
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\"Presn\u00e9<\/p>\n

CNC obr\u00e1banie<\/div>\n<\/div>\n
\n

\"Testovanie<\/p>\n

Testovanie \u00fa\u010dinnosti IE3<\/div>\n<\/div>\n
\n

\"Certifik\u00e1cie<\/p>\n

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

<\/p>\n

\n

7. \u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n
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\n
\n
Je IE4 v\u017edy efekt\u00edvnej\u0161\u00ed ako IE3 v re\u00e1lnej prev\u00e1dzke, nielen v technickom liste?<\/div>\n<\/div>\n
\n

Motor IE4 bude v\u017edy ma\u0165 \u00fa\u010dinnos\u0165 IE3 alebo vy\u0161\u0161iu pri menovitom plnom za\u0165a\u017een\u00ed, preto\u017ee to vy\u017eaduje defin\u00edcia triedy. Pri \u010diasto\u010dnom za\u0165a\u017een\u00ed (pod 75% menovit\u00e9ho v\u00fdkonu) sa relat\u00edvny rozdiel medzi \u00fa\u010dinnos\u0165ou IE3 a IE4 m\u00f4\u017ee mierne zmen\u0161i\u0165 v z\u00e1vislosti od vyv\u00e1\u017eenia str\u00e1t v ka\u017edom preveden\u00ed. Obidva typy zvy\u010dajne dosahuj\u00fa maxim\u00e1lnu \u00fa\u010dinnos\u0165 medzi 70 a 90 percentami za\u0165a\u017eenia. V\u00fdhoda IE4 je najkonzistentnej\u0161ia a najpredv\u00eddate\u013enej\u0161ia pri nepretr\u017eitej prev\u00e1dzke s pln\u00fdm za\u0165a\u017een\u00edm alebo bl\u00edzko neho, \u010do je stav, pre ktor\u00fd je trieda IE definovan\u00e1 a stav, ktor\u00fd je najrelevantnej\u0161\u00ed pre nepretr\u017eite be\u017eiace pohony \u010derpadiel, ventil\u00e1torov a kompresorov.<\/p>\n<\/div>\n<\/div>\n

\n
\n
Pre\u010do je motor IE4 fyzicky v\u00e4\u010d\u0161\u00ed a \u0165a\u017e\u0161\u00ed ako IE3 pri rovnakom v\u00fdkone?<\/div>\n<\/div>\n
\n

Na dosiahnutie \u00fa\u010dinnosti IE4 mus\u00ed kon\u0161trukt\u00e9r motora zn\u00ed\u017ei\u0165 straty, predov\u0161etk\u00fdm zv\u00fd\u0161en\u00edm mno\u017estva medi vo vinut\u00ed statora (viac z\u00e1vitov, v\u00e4\u010d\u0161\u00ed prierez dr\u00f4tu) a pou\u017eit\u00edm elektrotechnickej ocele vy\u0161\u0161ej triedy. Obe zmeny si vy\u017eaduj\u00fa v\u00e4\u010d\u0161\u00ed objem materi\u00e1lu. Lamelov\u00fd zv\u00e4zok statora a rotora sa mus\u00ed axi\u00e1lne pred\u013a\u017ei\u0165, aby sa do\u0148 zmestila dodato\u010dn\u00e1 me\u010f, pri\u010dom sa pomer plnenia dr\u00e1\u017eok udr\u017e\u00ed v medziach, ktor\u00e9 umo\u017e\u0148uj\u00fa spo\u013eahliv\u00fa impregn\u00e1ciu vinutia. V\u00fdsledkom je, \u017ee motor IE4 m\u00f4\u017ee by\u0165 o jednu ve\u013ekos\u0165 r\u00e1mu IEC dlh\u0161\u00ed ako jeho ekvivalent IE3 pri rovnakom v\u00fdkone \u2013 \u010do ovplyv\u0148uje rozmerov\u00fa zamenite\u013enos\u0165 v aplik\u00e1ci\u00e1ch retrofitu.<\/p>\n<\/div>\n<\/div>\n

\n
\n
Dod\u00e1va spolo\u010dnos\u0165 Korea Ever-Power motory IE4 ako \u0161tandardn\u00e9 produkty?<\/div>\n<\/div>\n
\n

Spolo\u010dnos\u0165 Korea Ever-Power dod\u00e1va ako \u0161tandardn\u00fa triedu \u00fa\u010dinnosti IE3 pre v\u0161etky motory s\u00e9rie Y2, ktor\u00e9 sp\u013a\u0148aj\u00fa alebo prekra\u010duj\u00fa minimum IE3 v celom v\u00fdkonovom rozsahu. Motory IE4 s\u00fa k dispoz\u00edcii na po\u017eiadanie pre vybran\u00e9 v\u00fdkony a konfigur\u00e1cie p\u00f3lov, zvy\u010dajne 7,5 kW a viac, kde je zv\u00fd\u0161enie \u00fa\u010dinnosti a doba n\u00e1vratnosti najpriaznivej\u0161ie. Kontaktujte spolo\u010dnos\u0165 Korea Ever-Power s po\u017eadovan\u00fdm v\u00fdkonom, po\u010dtom p\u00f3lov, ve\u013ekos\u0165ou r\u00e1mu a ro\u010dn\u00fdmi prev\u00e1dzkov\u00fdmi hodinami, aby ste z\u00edskali potvrdenie o dostupnosti IE4 a porovnanie n\u00e1kladov na \u017eivotn\u00fd cyklus. Pre S\u00e9ria YVF2 s meni\u010dom VFD<\/a>\u00da\u010dinnos\u0165 IE3 sa udr\u017eiava v celom rozsahu prev\u00e1dzkov\u00fdch ot\u00e1\u010dok v\u010faka extern\u00e9mu chladiacemu ventil\u00e1toru IC416.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

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<\/div>\n

 <\/p>\n

\n
Korea Ever-Power \u00b7 \u0160tandard IE3 vo v\u0161etk\u00fdch s\u00e9ri\u00e1ch Y2<\/div>\n

Ste pripraven\u00ed prejs\u0165 na IE3 alebo presk\u00fama\u0165 mo\u017enosti IE4?<\/h2>\n

Motory Korea Ever-Power IE3 s\u00fa skladom v celom rozsahu od 0,18 do 200 kW. Motory IE4 s\u00fa k dispoz\u00edcii na po\u017eiadanie pre pr\u00edslu\u0161n\u00e9 v\u00fdkony a aplik\u00e1cie.<\/p>\n

Zobrazi\u0165 sortiment motorov IE3<\/a><\/p>\n<\/div>\n<\/div>\n

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

Korea Ever-Power \u00b7 Efficiency Guide \u00b7 IEC 60034-30-1 IE3 vs IE4 Motor Efficiency: What Is the Difference and Which Should You Specify? The difference between IE3 and IE4 efficiency class can look small on a datasheet \u2014 a fraction of a percent at any given power rating. But over 10 years of continuous operation at […]<\/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-149","post","type-post","status-publish","format-standard","hentry","category-industrial-electric-motor"],"_links":{"self":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/149","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=149"}],"version-history":[{"count":2,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/149\/revisions"}],"predecessor-version":[{"id":153,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/posts\/149\/revisions\/153"}],"wp:attachment":[{"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/media?parent=149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/categories?post=149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/industrialelectricmotor.net\/sk\/wp-json\/wp\/v2\/tags?post=149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}