{"id":1107,"date":"2024-06-03T15:50:33","date_gmt":"2024-06-03T07:50:33","guid":{"rendered":"https:\/\/www.tflequip.com\/?post_type=products&p=1107"},"modified":"2024-09-26T14:05:08","modified_gmt":"2024-09-26T06:05:08","slug":"yfb4","status":"publish","type":"products","link":"https:\/\/www.tflequip.com\/lv\/products\/yfb4\/","title":{"rendered":"YFB4"},"content":{"rendered":"

p\u0101rskats<\/span><\/h2>\n

Motors ir elektromagn\u0113tiska ier\u012bce, kas, pamatojoties uz elektromagn\u0113tisk\u0101s indukcijas likumu, p\u0101rveido vai p\u0101rvada elektrisko ener\u0123iju vai p\u0101rveido vienu elektrisk\u0101s ener\u0123ijas veidu cit\u0101. Elektromotori p\u0101rv\u0113r\u0161 elektrisko ener\u0123iju meh\u0101niskaj\u0101 ener\u0123ij\u0101 (parasti paz\u012bstami k\u0101 motori), savuk\u0101rt \u0123eneratori p\u0101rv\u0113r\u0161 meh\u0101nisko ener\u0123iju elektriskaj\u0101 ener\u0123ij\u0101. Elektromotorus sh\u0113m\u0101s apz\u012bm\u0113 ar burtu \"M\" (vecaj\u0101 standart\u0101 lietoja \"D\"). T\u0101 galven\u0101 funkcija ir rad\u012bt piedzi\u0146as griezes momentu k\u0101 elektroener\u0123ijas avotu elektroier\u012bc\u0113m vai da\u017e\u0101d\u0101m ma\u0161\u012bn\u0101m.<\/p>\n

YFB4 s\u0113rijas putek\u013cu spr\u0101dziendro\u0161s zemsprieguma tr\u012bsf\u0101\u017eu asinhronais motors
\nR\u0101mja numurs: H80-355
\nJauda: 0,55 ~ 315 kW
\nPolu skaits: 2~10P
\nSpriegums: 1140 V un zem\u0101ks<\/p>\n

 <\/p>\n

Galven\u0101s kategorijas<\/h2>\n

1. Atkar\u012bb\u0101 no baro\u0161anas avota tipa tos var iedal\u012bt l\u012bdzstr\u0101vas un mai\u0146str\u0101vas motoros.
\n1) L\u012bdzstr\u0101vas motorus p\u0113c to uzb\u016bves un darb\u012bbas principa var iedal\u012bt bezsuku l\u012bdzstr\u0101vas motoros un bezsuku l\u012bdzstr\u0101vas motoros.
\nL\u012bdzstr\u0101vas motorus ar suk\u0101m var iedal\u012bt l\u012bdzstr\u0101vas motoros ar past\u0101v\u012bgajiem magn\u0113tiem un elektromagn\u0113tiskajos l\u012bdzstr\u0101vas motoros.
\nElektromagn\u0113tiskos l\u012bdzstr\u0101vas motorus iedala virknes ierosmes l\u012bdzstr\u0101vas motoros, paral\u0113las ierosmes l\u012bdzstr\u0101vas motoros, atsevi\u0161\u0137i ierosmes l\u012bdzstr\u0101vas motoros un saliktas ierosmes l\u012bdzstr\u0101vas motoros.
\nPast\u0101v\u012bgo magn\u0113tu l\u012bdzstr\u0101vas motorus iedala retzemju past\u0101v\u012bgo magn\u0113tu l\u012bdzstr\u0101vas motoros, fer\u012bta past\u0101v\u012bgo magn\u0113tu l\u012bdzstr\u0101vas motoros un alum\u012bnija ni\u0137e\u013ca kobalta past\u0101v\u012bgo magn\u0113tu l\u012bdzstr\u0101vas motoros.
\n2) Mai\u0146str\u0101vas motorus var iedal\u012bt ar\u012b vienf\u0101zu un tr\u012bsf\u0101zu motoros.
\n2. P\u0113c uzb\u016bves un darb\u012bbas principa tos var iedal\u012bt l\u012bdzstr\u0101vas dzin\u0113jos, asinhronos dzin\u0113jos un sinhronos dzin\u0113jos.
\n1) Sinhronos motorus var iedal\u012bt past\u0101v\u012bgo magn\u0113tu sinhronajos motoros, reluktances sinhronajos motoros un hister\u0113zes sinhronajos motoros.
\n2) Asinhronos motorus var iedal\u012bt indukcijas motoros un mai\u0146str\u0101vas komutatora motoros.
\nIndukcijas motorus var iedal\u012bt tr\u012bsf\u0101zu asinhronajos motoros, vienf\u0101zu asinhronajos motoros un asinhronajos motoros ar ekran\u0113tu polu.
\nMai\u0146str\u0101vas komutatora motorus var iedal\u012bt vienf\u0101zu virknes ierosmes motoros, mai\u0146str\u0101vas\/l\u012bdzstr\u0101vas divfunkcion\u0101los motoros un atgr\u016b\u017eamos motoros.
\n3. P\u0113c palai\u0161anas un darb\u012bbas re\u017e\u012bmiem to var iedal\u012bt \u0161\u0101dos variantos: kondensatora palai\u0161anas vienf\u0101zes asinhronais motors, kondensatora palai\u0161anas vienf\u0101zes asinhronais motors, kondensatora palai\u0161anas vienf\u0101zes asinhronais motors un dal\u012bt\u0101s f\u0101zes vienf\u0101zes asinhronais motors.
\n4. Atkar\u012bb\u0101 no izmanto\u0161anas veida tos var iedal\u012bt piedzi\u0146as un vad\u012bbas dzin\u0113jos.
\n1) Elektromotorus piedzi\u0146ai var iedal\u012bt: elektromotori elektriskajiem instrumentiem (tostarp urb\u0161anai, pul\u0113\u0161anai, pul\u0113\u0161anai, sl\u012bp\u0113\u0161anai, grie\u0161anai, grie\u0161anai, caurumu papla\u0161in\u0101\u0161anai u. c.), elektromotori sadz\u012bves tehnikai (tostarp ve\u013cas ma\u0161\u012bn\u0101m, elektriskajiem ventilatoriem, ledusskapjiem, gaisa kondicionieriem, magnetofoniem, videomagnetofoniem, DVD atska\u0146ot\u0101jiem, putek\u013cu s\u016bc\u0113jiem, fotoapar\u0101tiem, matu \u017e\u0101v\u0113t\u0101jiem, elektriskajiem skuvek\u013ciem u. c.) un cit\u0101m visp\u0101r\u0113j\u0101m mazaj\u0101m meh\u0101niskaj\u0101m iek\u0101rt\u0101m (tostarp da\u017e\u0101diem maziem darbgaldiem, mazaj\u0101m ma\u0161\u012bn\u0101m, medic\u012bnas iek\u0101rt\u0101m, elektroniskajiem instrumentiem u. c.).
\n2) Vad\u012bbas motori tiek iedal\u012bti so\u013cu motoros un servomotoru motoros.
\n5. P\u0113c rotora konstrukcijas tos var iedal\u012bt b\u016br\u012b\u0161u indukcijas dzin\u0113jos (agr\u0101k paz\u012bstami k\u0101 v\u0101veru b\u016br\u012b\u0161u asinhronie dzin\u0113ji) un tinumu rotora indukcijas dzin\u0113jos (agr\u0101k paz\u012bstami k\u0101 tinumu asinhronie dzin\u0113ji).
\n6. P\u0113c darb\u012bbas \u0101truma to var iedal\u012bt: \u0101trgaitas motor\u0101, zema \u0101truma motor\u0101, past\u0101v\u012bga \u0101truma motor\u0101 un main\u012bga \u0101truma motor\u0101. Zema \u0101truma motorus s\u012bk\u0101k iedala zobratu reduktoru motoros, elektromagn\u0113tiskos reduktoru motoros, griezes momenta motoros un klo\u0137polu sinhronajos motoros.
\n\u0100truma regul\u0113\u0161anas motorus var iedal\u012bt bezpak\u0101pju nemain\u012bga \u0101truma motoros, bezpak\u0101pju nemain\u012bga \u0101truma motoros, bezpak\u0101pju main\u012bga \u0101truma motoros un bezpak\u0101pju main\u012bga \u0101truma motoros, k\u0101 ar\u012b elektromagn\u0113tiskos \u0101truma regul\u0113\u0161anas motoros, l\u012bdzstr\u0101vas \u0101truma regul\u0113\u0161anas motoros, PWM main\u012bgas frekvences \u0101truma regul\u0113\u0161anas motoros un komut\u0101cijas \u0101truma regul\u0113\u0161anas motoros.
\nAsinhron\u0101 motora rotora \u0101trums vienm\u0113r ir nedaudz maz\u0101ks par rot\u0113jo\u0161\u0101 magn\u0113tisk\u0101 lauka sinhrono \u0101trumu.
\nSinhron\u0101 motora rotora \u0101trums nav atkar\u012bgs no slodzes lieluma un vienm\u0113r ir sinhronais \u0101trums.<\/p>\n

 <\/p>\n

Motora jaudas apr\u0113\u0137ins:<\/h2>\n

Iestatiet v\u0101rpstas jaudu k\u0101 Ne, motora jaudu k\u0101 P un K k\u0101 koeficientu (savstarp\u0113jais lietder\u012bbas koeficients). <\/span><\/span><\/p>\n

Motora jauda P=Ne*K (K ir da\u017e\u0101das v\u0113rt\u012bbas, ja Ne ir at\u0161\u0137ir\u012bgs) <\/span><\/span><\/p>\n

Ne\u226422 K=1,25 <\/span><\/span><\/p>\n

22<Ne\u226455 K=1,15 <\/span><\/span><\/p>\n

55<Ne K=1,00<\/span><\/span><\/p>\n

 <\/p>\n

BIE\u017d\u0100K UZDOTIE JAUT\u0100JUMI<\/h2>\n

J: Pie cik augstas temperat\u016bras visp\u0101r\u0113jais motors var norm\u0101li darboties?<\/span><\/span> Cik augstu motors var st\u0101v\u0113t <\/span><\/span><\/p>\n

K\u0101da ir temperat\u016bra? <\/span><\/span><\/p>\n

A: Ja motora v\u0101ka temperat\u016bra p\u0101rsniedz apk\u0101rt\u0113j\u0101s vides temperat\u016bru par vair\u0101k nek\u0101 25 gr\u0101diem, tas nor\u0101da, ka motora temperat\u016bras paaugstin\u0101\u0161an\u0101s ir p\u0101rsniegusi norm\u0101lo diapazonu, un visp\u0101r\u0113jai motora temperat\u016bras paaugstin\u0101\u0161anai j\u0101b\u016bt zem 20 gr\u0101diem.<\/span><\/span> Parasti motora spole ir uzt\u012bta ar emalj\u0113tu stiepli, un, kad emalj\u0113t\u0101s stieples temperat\u016bra ir augst\u0101ka par 150 gr\u0101diem, kr\u0101sas pl\u0113ve augstas temperat\u016bras d\u0113\u013c nokr\u012btas, k\u0101 rezult\u0101t\u0101 notiek spoles \u012bssavienojums.<\/span><\/span> Kad spoles temperat\u016bra ir virs 150 gr\u0101diem, motora korpusa temperat\u016bra ir aptuveni 100 gr\u0101di, t\u0101p\u0113c, ja korpusa temperat\u016bra ir balst\u012bta uz motoru, lai iztur\u0113tu maksim\u0101lo temperat\u016bru 100 gr\u0101di.<\/span><\/span><\/p>\n

J: Motora temperat\u016brai j\u0101b\u016bt zem\u0101kai par 20 gr\u0101diem p\u0113c Celsija, tas ir, motora gala v\u0101ka temperat\u016brai j\u0101b\u016bt augst\u0101kai par apk\u0101rt\u0113j\u0101s vides temperat\u016bru. <\/span><\/span><\/p>\n

Maz\u0101k par 20 gr\u0101diem p\u0113c Celsija, bet k\u0101ds ir iemesls, k\u0101p\u0113c motors sakarst vair\u0101k par 20 gr\u0101diem p\u0113c Celsija? <\/span><\/span><\/p>\n

A: Tie\u0161ais motora sild\u012b\u0161anas c\u0113lonis ir liela str\u0101va.<\/span><\/span> Parasti to var izrais\u012bt spoles \u012bssavienojums vai va\u013c\u0113js savienojums, magn\u0113tisk\u0101 t\u0113rauda demagnetiz\u0101cija vai motora zema efektivit\u0101te, un norm\u0101la situ\u0101cija ir t\u0101da, ka elektrisk\u0101 str\u0101va darbojas ilgu laiku.<\/span><\/span><\/p>\n

J: K\u0101ds ir pie\u013caujamais temperat\u016bras paaugstin\u0101jums visp\u0101r\u0113jam klik\u0161\u0137im?<\/span><\/span> Kuru motora da\u013cu visvair\u0101k ietekm\u0113 motora temperat\u016bras paaugstin\u0101\u0161an\u0101s?<\/span><\/span> K\u0101 tas ir defin\u0113ts? <\/span><\/span><\/p>\n

A: Kad motora slodze darbojas, no t\u0101 viedok\u013ca, ka t\u0101 cen\u0161as sp\u0113l\u0113t savu lomu, jo liel\u0101ka ir slodze, tas ir, jo lab\u0101ka ir izejas jauda (ja ne\u0146em v\u0113r\u0101 meh\u0101nisko iztur\u012bbu).<\/span><\/span> Ta\u010du, jo liel\u0101ka izejas jauda, jo liel\u0101ki zudumi, jo augst\u0101ka temperat\u016bra.<\/span><\/span> M\u0113s zin\u0101m, ka motora temperat\u016bras pretest\u012bbas v\u0101j\u0101kais elements ir izol\u0101cijas materi\u0101ls, piem\u0113ram, emalj\u0113ta stieple.<\/span><\/span> Izol\u0101cijas materi\u0101lu temperat\u016bras iztur\u012bba ir ierobe\u017eota, un \u0161aj\u0101 robe\u017e\u0101s izol\u0101cijas materi\u0101la fizik\u0101lie, \u0137\u012bmiskie, meh\u0101niskie, elektriskie un citi aspekti ir \u013coti stabili, un t\u0101 darbm\u016b\u017es parasti ir aptuveni 20 gadi.<\/span><\/span> P\u0101rsniedzot \u0161o robe\u017eu, izol\u0101cijas materi\u0101la kalpo\u0161anas laiks krasi sa\u012bsin\u0101s un pat sadegs.<\/span><\/span> \u0160o temperat\u016bras robe\u017eu sauc par izol\u0101cijas materi\u0101la pie\u013caujamo temperat\u016bru.<\/span><\/span> Izol\u0101cijas materi\u0101la pie\u013caujam\u0101 temperat\u016bra ir motora pie\u013caujam\u0101 temperat\u016bra;<\/span><\/span> Izol\u0101cijas materi\u0101la kalpo\u0161anas laiks parasti ir vien\u0101ds ar motora kalpo\u0161anas laiku.<\/span><\/span><\/p>\n

J: Kas izraisa zvan\u012bt\u0101ja augsto temperat\u016bru?<\/p>\n

A:1. Ja motora t\u016bl\u012bt\u0113jais spriegums p\u0101rsniedz nomin\u0101lo spriegumu par vair\u0101k nek\u0101 10% vai motora t\u016bl\u012bt\u0113jais spriegums ir zem\u0101ks par nomin\u0101lo spriegumu par vair\u0101k nek\u0101 5%, motors sakarst un temperat\u016bra paaugstin\u0101s pie nomin\u0101l\u0101s slodzes, t\u0101p\u0113c spriegums j\u0101p\u0101rbauda un j\u0101noregul\u0113.<\/span><\/span><\/p>\n

2, motora tr\u012bsf\u0101\u017eu baro\u0161anas sprieguma nel\u012bdzsvarot\u012bba ar\u012b izrais\u012bs motora siltumu, tas ir t\u0101p\u0113c, ka, ja tr\u012bsf\u0101\u017eu baro\u0161anas sprieguma nel\u012bdzsvarot\u012bba ir liel\u0101ka par 5%, tas izrais\u012bs tr\u012bsf\u0101\u017eu str\u0101vas nel\u012bdzsvarot\u012bbu, risin\u0101jums ir p\u0101rbaud\u012bt un piel\u0101got spriegumu. <\/span><\/span><\/p>\n

3, motora str\u0101vas sl\u0113d\u017ea kontakta probl\u0113ma un f\u0101zes dro\u0161in\u0101t\u0101ja p\u0101rr\u0101vums izrais\u012bs f\u0101zes darb\u012bbas tr\u016bkumu, k\u0101 rezult\u0101t\u0101 paaugstin\u0101s motora temperat\u016bra, risin\u0101jums ir remont\u0113t vai nomain\u012bt boj\u0101t\u0101s deta\u013cas. <\/span><\/span><\/p>\n

4, motora tinumu vadu vadi ir nepareizi, t\u0101p\u0113c motors darbojas zem nomin\u0101l\u0101s slodzes p\u0101rkar\u0161anas par\u0101d\u012bbas, risin\u0101jums ir izlabot tinumu vadu vadu vadu vadu k\u013c\u016bdu. <\/span><\/span><\/p>\n

5, motora statora tinuma pagriezieni vai starpf\u0101\u017eu \u012bssavienojums vai zeme, \u0161\u0101da situ\u0101cija izrais\u012bs motora str\u0101vas palielin\u0101\u0161anos un temperat\u016bras paaugstin\u0101\u0161anos, risin\u0101jums ir pievienot izol\u0101ciju centr\u0101 vai tie\u0161i nomain\u012bt tinumu.<\/span><\/span> <\/span><\/span><\/p>\n

6. Motora b\u016br\u012b\u0161a rotors ir salauzts vai tinuma rotora spoles savienojums ir va\u013c\u012bgs, t\u0101p\u0113c palielin\u0101s un sakarst uztur\u0113\u0161anas t\u012bkla str\u0101va. Risin\u0101jums ir rotora metin\u0101\u0161ana vai nomai\u0146a. <\/span><\/span><\/p>\n

7,\u00a0<\/span><\/span>, motors tiek iedarbin\u0101ts p\u0101r\u0101k bie\u017ei, apk\u0101rt\u0113j\u0101s vides temperat\u016bra ir p\u0101r\u0101k augsta, slikta ventil\u0101cija utt., ar\u012b motora temperat\u016bra ir p\u0101r\u0101k augsta, t\u0101p\u0113c j\u0101samazina iedarbin\u0101\u0161anas rei\u017eu skaits, j\u0101samazina apk\u0101rt\u0113j\u0101s vides temperat\u016bra, j\u0101nodro\u0161ina, lai gaisa vads b\u016btu gluds, j\u0101nov\u0113r\u0161 putek\u013ci un e\u013c\u013ca, k\u0101 ar\u012b j\u0101nodro\u0161ina laba ventilatora darb\u012bba, kas var pal\u012bdz\u0113t atrisin\u0101t l\u012bdz\u012bgas p\u0101rkar\u0161anas probl\u0113mas.<\/span><\/span><\/p>\n

Motora darb\u012bb\u0101, ja str\u0101va nep\u0101rsniedz motora nomin\u0101lo str\u0101vu, tas noz\u012bm\u0113, ka \u0137\u0113d\u0113 b\u016bt\u012bb\u0101 nav probl\u0113mu, ja s\u0101kotn\u0113j\u0101 slodze netiek main\u012bta, lai noteiktu, vai spriegums ir pie nomin\u0101l\u0101 sprieguma, parasti 380 V ir plus vai m\u012bnus 5% norm\u0101ls.<\/span><\/span> P\u0101rbaudiet, vai apk\u0101rt\u0113j\u0101s vides temperat\u016bra nav p\u0101r\u0101k augsta.<\/span><\/span> Vai gultnim tr\u016bkst e\u013c\u013cas.<\/span><\/span> Siltuma izklied\u0113\u0161anas ventilators ir boj\u0101ts. <\/span><\/span><\/p>\n

(1) P\u0101rm\u0113r\u012bga slodze.<\/span><\/span> Slodze ir j\u0101samazina vai j\u0101nomaina liel\u0101kas jaudas motors. <\/span><\/span><\/p>\n

(2) divf\u0101\u017eu darb\u012bba.<\/span><\/span> P\u0101rbaudiet, vai dro\u0161in\u0101t\u0101js nav p\u0101rp\u016bsts, vai sl\u0113d\u017ea kontakta punkts ir labs, un nov\u0113rsiet k\u013c\u016bdu; <\/span><\/span><\/p>\n

(3) Motora gaisa vads ir blo\u0137\u0113ts.<\/span><\/span> No gaisa kan\u0101la j\u0101nov\u0101c putek\u013ci vai e\u013c\u013cas net\u012brumi; <\/span><\/span><\/p>\n

(4) apk\u0101rt\u0113j\u0101s vides temperat\u016bra paaugstin\u0101s.<\/span><\/span> J\u0101veic dzes\u0113\u0161anas pas\u0101kumi; <\/span><\/span><\/p>\n

(5) \u012bssavienojums starp statora tinuma vijumiem vai starp f\u0101z\u0113m.<\/span><\/span> P\u0101rbaudiet izol\u0101cijas pretest\u012bbu starp abiem f\u0101\u017eu tinumiem ar megomu m\u0113r\u012bt\u0101ju vai multimetru;<\/span><\/span> Lai p\u0101rbaud\u012btu tr\u012bsf\u0101\u017eu tinuma str\u0101vu, izmanto str\u0101vas l\u012bdzsvara metodi. F\u0101ze ar lielu str\u0101vu ir \u012bssavienojuma f\u0101ze. \u012assl\u0113guma detektoru var izmantot ar\u012b, lai p\u0101rbaud\u012btu, vai tinuma vijumi ir \u012bssavienoti.<\/span><\/span><\/p>\n

(6) Statora tinums ir iezem\u0113ts.<\/span><\/span> Izmantojiet multimetru vai indikatoru, lai p\u0101rbaud\u012btu, pretest\u012bba ir nulle zemes f\u0101zei; <\/span><\/span><\/p>\n

(7) Baro\u0161anas spriegums ir p\u0101r\u0101k zems vai p\u0101r\u0101k augsts.<\/span><\/span> P\u0101rbaudiet str\u0101vas padeves spriegumu motora ieejas gal\u0101 ar sprieguma aptur\u0113\u0161anas ier\u012bci vai multimetra voltmetru.<\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"

YFB4 s\u0113rijas putek\u013cu spr\u0101dziendro\u0161s zemsprieguma tr\u012bsf\u0101\u017eu asinhronais motors<\/p>\n

YFB4 s\u0113rijas putek\u013cu spr\u0101dziendro\u0161s zemsprieguma tr\u012bsf\u0101\u017eu asinhronais motors <\/span><\/p>\n

R\u0101mja numurs: H80-355 <\/span><\/p>\n

Jauda: 0,55 ~ 315 kW <\/span><\/p>\n

Polu skaits: 2~10P <\/span><\/p>\n

Spriegums: 1140 V un zem\u0101ks<\/span><\/p>","protected":false},"featured_media":1109,"template":"","adweb_product_categories":[115],"adweb_product_tags":[278,123,280,279,274,276,277,275],"gallery":[1108],"order":null,"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/adweb_products\/1107"}],"collection":[{"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/media\/1109"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/media?parent=1107"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/adweb_product_categories?post=1107"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/lv\/wp-json\/wp\/v2\/adweb_product_tags?post=1107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}