Peb coj meej hwj chim rau lub ntiaj teb no

YUAV UA LI CAS RAU XAIV IB IEC contactor

1. W kaus mom yog lub IEC Contactor?

IEC Contactor yog ib hom uas tsis siv neeg switching apparatus uas siv cov electromagnetic hlau lag luam raws li lub teb chaws tswv yim teeb liab, thiab nquag txuas los yog disconnects lub AC, DC ntsiab Circuit Court thiab peev xwm loj tswj Circuit Court. Mas siv rau kev tswj lub cev muaj zog, vuam siv lub tshuab, hluav taws xob khoom, capacitor pab pawg neeg, thiab lwm yam Nws ua hauj lwm hauv paus ntsiab lus yog: thaum lub electromagnetic hlau kauj kom tau hluav taws xob, electromagnet suction lub sij hawm, uas tau tsav contactor hu kaw, yog li ntawd lub Circuit Court kev cob cog rua.

Thaum lub kauj loses lub hwj chim, lub electromagnet yog tso tawm nyob rau hauv qhov kev txiav txim ntawm caij nplooj ntoos hlav kev quab yuam, lub contactor hu yog kaw, thiab rau hauv Circuit Court yog txiav tawm.

Lub contactor tsis tsuas realizes qhov ntev-deb centralized tswj, tab sis kuj muaj high kev khiav hauj lwm zaus, loj tswj peev xwm, uas tsis muaj voltage tso tawm tiv thaiv, txhim khu kev qha ua hauj lwm, ntev kev pab cuam lub neej thiab loj me me, thiab yog ib tug ntawm cov tseem ceeb tshaj plaws thiab feem ntau siv cheebtsam hauv relay-contactor tswj system. Cov yooj yim tsis muaj contactor muaj xws li: Nyob voltage ntawm lub ntsiab kev sib cuag, pub cut-off tam sim no ntawm lub ntsiab kev sib cuag, tus naj npawb ntawm cov neeg, kauj voltage, lag luam zaus, neeg kho tshuab lub neej thiab hluav taws xob lub neej thiab lwm yam

Nofuel contactor, lub siab tshaj plaws nyob tam sim no mus txog rau 2500A, cia tus xov tooj ntawm lub sij hawm rau 150 ~ 1500 / h, tag nrho cov lub neej yuav mus txog 15 lab ~ 20 lab lub sij hawm.

2.  YUAV UA LI CAS RAU XAIV IB IEC contactor

 

1.Full Thauj khoom Amperage ntawm Kab Voltage

Tus thawj yam khoom yuav tau xav txog yog qhov load, nyob rau hauv amps. Qhov no load tam sim no yog tus nqi ntawm cov tam sim no yuav tsum tau faiv fab tso lub ntaus ntawv ntawm kab voltage. Nws yog ib qho tseem ceeb kom paub tias cov voltage ntsuam xyuas koj yeej yuav tau siv, raws li tam sim no yuav sib txawv raws li lub voltage ntawm P = IV (tej thaum hu P = VA), qhov chaw uas P yog lub chaw ua hauj lwm ua ib chav tsev lub sij hawm, feem ntau yog qhia nyob rau hauv Watts ( KW). Ampere (A) yog cov tam sim no nyob rau hauv amps thiab V yog lub voltage. Txij li thaum P nyob ntawm koj ntaus lub hwj chim uas yuav tsum tau, nws yuav nyob twj ywm li qub. Yog hais tias koj txo lub voltage, koj yuav tsum kom tus tam sim no mus sib npaug rau kab zauv thiab vice versa. Nyob rau hauv Feem ntau, koj yuav tsum tau mus nrhiav nyob rau nameplate kom paub meej tias lub tswv yim voltage thiab tag nrho load tam sim no (Fla).

2.Contactor Chev Voltage

Koj yuav tsum tom ntej no paub meej tias cov kev tswj voltage yuav tsum tau siv faiv fab tso lub contactor. Qhov no yuav ua tau tib yam li tus kab voltage, tiam sis feem ntau ntawm ib tug qis voltage yog xaiv rau lub contactor rau kev ruaj ntseg hom phiaj. Feem ntau, kauj voltages 2

AC Control voltage

36V, 110V, 127V, 220V, 380V

DC Contrl Voltage

24V, 48V, 110V, 220V, 440V

 

3.IEC Siv Pawg

IEC siv siv pawg, los yog "leb", los mus piav qhia hais hom hluav taws xob load thiab luag hauj lwm voj voog ntawm lub load (s). Qhov no yog ib qho tseem ceeb vim hais tias cov yuav nyob rau hauv ib feem, txiav txim uas contactor koj siv. Piv txwv li, yog tias koj muaj ob daim ntaub ntawv, ob qho tib si siv lub caij nyoog tib lub cev muaj zog, tab sis nyob rau hauv ib tug cov ntaub ntawv tsav yuav tsuas yuav muab nyob rau ntev lub sij hawm ntawm lub sij hawm, thaum lub lwm yam yuav muab rau / tawm lossi, koj yuav siv ob tug sib txawv IEC contactors rau txhua daim ntawv thov. Lub cev muaj zog uas yuav muab rau / tawm lossi yuav yuav tsum tau ntau dua tam sim no loads thiab yog li yuav tsum tau ib tug loj contactor. Hauv qab no yog ib daim ntawv ntawm cov kev siv pawg rau IEC contactors. Xaiv txoj kev siv code yuav ntev lub neej ntawm lub contactor. Ib tug incorrectly teev IEC contactor yuav ua hauj lwm rau ib lub sij hawm ntawm lub sij hawm, tab sis lub lifespan yuav loj txo.

AC-1

Tsis inductive los yog tsis muaj zog inductive load, kuj furnaces

AC-2

Tiab hauv qab-ntiv nplhaib motors: pib, disconnecting

AC-3

Nas ncuav-tawb motors: pib, disconnecting thaum khiav

AC-4

Nas ncuav-tawb motors: pib, plug rhuav reversing, jogging.

DC-1

Tsis-inductive los yog weakly inductive load, kuj furnaces

DC-3

Shunt motors: pib, plug rhuav, reversing, jogging, kuj tawg.

 

4.Reversing vs Tsis-Reversing Contactors

Lwm tus saib xyuas yog seb lub cev muaj zog lub lag luam yuav tsum tau reversing ntawm cov kev taw qhia, nyob rau hauv uas cov ntaub ntawv ib tug reversing contactor yuav yuav tsum tau. Ib tug reversing contactor yog ib qho los ua ke ntawm ob tug contactors (ib qho rau ib cov kev taw qhia) tuaj koom los ntawm ib tug neeg kho tshuab thiab / los yog hluav taws xob QHAIB los xyuas kom meej tsuas yog ib contactor yog energized ntawm ib lub sij hawm.

5.Auxiliary mob

Koom haum pab hu pub ntxiv ua hauj lwm mus rau qhov chaw thaum lub contactor yog energized. Ntau koom haum pab hu yuav muab ntxiv nyob rau hauv yog feem ntau qhib (1 TSIS MUAJ) los yog feem ntau kaw (1NC) configurations. Ib tug piv txwv zoo rau siv koom haum pab hu yuav tsum xa rau ib tug tsav teeb rau qhia cov lub cev muaj zog yog khiav. Ntxiv ntxiv hu mus rau ib tug contactor yog pheej yig thiab yuav txuag tau koj lub sij hawm thiab nyiaj yog hais tias koj siv sij hawm los saib xyuas cov lag luam raws li ib tug tag nrho. Feem ntau Contactor koom haum pab hu yog: 1NO, 1NC, 2NO, 2NC, 1NO + 1NC, 2NO + 2NC ... ..

5.IEC Contactor Xaiv piv txwv 

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Post time: Aug-13-2018

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