Tsis siv neeg seem tam sim no Circuit Court breakers (RCBO): yam ntxwv, khoom siv thiab lub hom phiaj

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Tsis siv neeg seem tam sim no Circuit Court breakers (RCBO): yam ntxwv, khoom siv thiab lub hom phiaj
Tsis siv neeg seem tam sim no Circuit Court breakers (RCBO): yam ntxwv, khoom siv thiab lub hom phiaj

Video: Tsis siv neeg seem tam sim no Circuit Court breakers (RCBO): yam ntxwv, khoom siv thiab lub hom phiaj

Video: Tsis siv neeg seem tam sim no Circuit Court breakers (RCBO): yam ntxwv, khoom siv thiab lub hom phiaj
Video: Беслан. Помни / Beslan. Remember (english & español subs) 2024, Hlis ntuj nqeg
Anonim

Hluav taws xob hauv lub ntiaj teb niaj hnub no yog lub zog tsis muaj zog. Nws yog siv nyob rau hauv txhua lub tsev. Txhawm rau kom ntseeg tau tias kev ua haujlwm ntawm cov khoom siv hluav taws xob muaj kev nyab xeeb, cov khoom siv tshwj xeeb yog siv. Lawv tsim thiab kev ua haujlwm yuav txawv.

Tsis siv neeg cov khoom seem tam sim no yog tsim los rau kev lag luam thiab tsev neeg cov khoom siv hluav taws xob. Lawv muaj cov yam ntxwv tshwj xeeb. Ua tsaug rau cov kab ke no, kev ua haujlwm ntawm daim phiaj hluav taws xob tau yooj yim thiab nyab xeeb.

yam ntxwv dav dav

Cov khoom seem tam sim no (RCBO) yog ib qho khoom siv hluav taws xob. Nws yog tsim los tiv thaiv cov hluav taws xob hluav taws xob los ntawm kev xau tam sim no, nrog rau los ntawm nws cov overload. Lawv kuj tshem tawm qhov ua tau ntawm qhov luv luv.

Duab
Duab

Difavtomat muab cov txiaj ntsig zoo ntawm lub tshuab hluav taws xob thiab RCD. Yog hais tias ib tug neeg tuaj rau hauv kev sib cuag nrog cov xaim, RCBO yuav tiv thaiv hluav taws xob poob siab. Cov haujlwm no zoo ib yam li RCD. Yog tias pom muaj overloads nyob rau hauv lub network, lub cuab yeej, ib yam li lub Circuit Court breaker, yuav nresmuab hluav taws xob rau lub voj voog.

Txawm li cas los xij, difavtomat muaj ntau qhov sib txawv ntawm cov chav sib xws. Tus tsim implies lub xub ntiag nyob rau hauv ib tug me me ntawm ob pab kiag li lawm teev saum toj no ib zaug. Cov ntsiab lus tseem ceeb ntawm kev nthuav qhia ntau yam ntawm cov keyboards tso cai rau lawv siv nyob rau hauv ntau qhov chaw ntawm tib neeg kev ua ub no.

Tsim

Qhov txawv ntawm qhov seem tam sim no Circuit Court breaker thiab RCD yog txiav txim siab feem ntau hauv thaj tsam ntawm lawv qhov tsim. Chav tsev uas nthuav tawm muaj ob ntu. Lawv ua haujlwm tiv thaiv thiab tswj kev ua haujlwm. Cov tom kawg ua haujlwm raws li txoj cai ntawm RCD. Qhov chaw ua haujlwm uas ua haujlwm tswj tau yog qhov hloov pauv hloov pauv raws li qhov xav tau. Nws tuaj yeem yog ib leeg, ob lossis plaub npaug.

Duab
Duab

Yog tias qhov chaw ua haujlwm ntawm chav tsev pom tias muaj hluav taws xob xau, nws cov txheej txheem tiv thaiv tau qhib. Qhov no tso cai rau koj los tiv thaiv tsev neeg, cov khoom siv hauv tsev, nrog rau ib tus neeg los ntawm hluav taws xob poob siab. Ib qho tshwj xeeb module muab tua ua ntu zus ntawm kev ua haujlwm thiab tom qab ntawd qhov kev tswj hwm ntawm lub cuab yeej.

Qhov txawv ntawm difavtomat thiab RCD feem ntau nyob hauv lub peev xwm ntawm cov khoom siv los tiv thaiv tsis yog tib neeg nkaus xwb, tab sis kuj yog cov cuab yeej siv los ntawm kev sib txuas network overvoltage.

Txoj Cai Ua Haujlwm

Cov yam ntxwv ntawm tsis siv neeg sib txawv tam sim no Circuit Court breakers tso cai rau lawv siv ntau hom kev sib txuas. Txhawm rau kom cov khoom siv tau nthuav tawm tuaj yeem saib xyuas thiab paub txog qhov tam sim no hauv Circuit Court, ib qho me me transformer tau tsim rau hauv lawv. Cov khoom no fires thaum lub inputthiab cov zis voltage muaj qhov sib txawv. Nrog cov ntsuas sib npaug ntawm cov khoom xa tawm thiab cov khoom xa tuaj, lub tsev ua haujlwm hauv hom qub.

Duab
Duab

Lub transformer muaj lub hauv paus. Nyob rau hauv nws, cov ntaub ntawv tam sim no qhia magnetic fluxes. Nyob ntawm qhov kev taw qhia uas lawv txav mus, qhov voltage ntawm qhov thib ob winding yog txiav txim siab. Yog tias muaj hluav taws xob xau, qhov ntsuas tam sim no yuav raug pom ntawm lub kauj, uas yuav tsis yog xoom. Nyob rau hauv rooj plaub no, lub magnetic hloov tau qhib.

Lub tshuab pheej sib piv cov hluav taws xob nkag thiab tawm. Yog tias qhov sib npaug ntawm cov hlau nplaum raug cuam tshuam rau qee yam, lub latch yuav ua haujlwm. Lub zog tawm.

Ntau yam

Muaj ntau qhov sib txawv ntawm RCBOs. Lawv tuaj yeem ua ib theem lossis peb theem. Nyob ntawm hom kev xaim, nws yog qhov tsim nyog los xaiv qhov tsim nyog.

Txhim kho cov tshuab raws li lub hauv paus ntsiab lus ntawm lawv qhov siab tshaj plaws tso cai tam sim no hauv lub network. Muaj AVDT 32, 25, 100, 40A. Qhov ntsuas no ua rau nws paub meej tias lub tshuab yog tsim los rau, qhov ntsuas tam sim no hauv Amperes. Thiab yog tias nws dhau lawm, lub tshuab yuav tua hluav taws xob rau hauv Circuit Court. Tus nqi ntsuas tam sim no yog qhia los ntawm tsab ntawv "C". Hauv kev sib txuas hauv tsev, C16 lossis C25 feem ntau yog siv (qhov xwm txheej ntawm cov xaim raug suav nrog).

Duab
Duab

Qee zaum, thaum lub sijhawm pib qee tus neeg siv khoom, qhov tam sim no tuaj yeem nce ntau zaus. Chav tsev yuav tsum tiv taus xws li dhia. Muaj peb hom khoom siv sib txawv ntawm qhov sib txawv ntawm qhov tsis kam mus rau cov dej ntws tawm. Rauqeb B suav nrog RCBOs tsim rau overload thaum lub sijhawm pib los ntawm 3-5 zaug. Hom C li yog tsim los rau kev pib load uas yog 5-10 npaug ntawm kev ua haujlwm. Qeb D units tuaj yeem tiv taus lub zog 10-20 zaug thaum pib.

Leak tam sim no ntsuas thiab RCD yam ntxwv

Ib-, plaub- lossis ob-ncej seem tam sim no cov hluav taws xob hluav taws xob muaj cov yam ntxwv sib txawv ntawm cov khoom siv hluav taws xob thiab RCD. Cov xau tam sim no uas lub automation reacts yog qhia los ntawm lub cim "delta". Tus lej uas nyob ib sab qhia tus nqi ntawm qhov ntsuas no. Nws units yog milliamps (ma).

Duab
Duab

Hauv kev teeb pom kev zoo, kev sib txuas hauv tsev, cov khoom siv tsis siv neeg nrog rau qhov ntsuas ntawm 10 txog 30 mA feem ntau siv. Rau cov pab pawg sib koom, cov khoom siv nrog qhov qhia tau ntawm yam tsawg kawg 30mA yuav tsum tau. Introductory RCBOs tuaj yeem muaj RCDs nrog qhov ntsuas ntawm 100 txog 300 mA.

Cov cuab yeej tiv thaiv ua ke tuaj yeem ua ntau yam chav kawm. Yog hais tias RCD ntawm chav tsev yog hom AC, nws teb tshwj xeeb rau cov alternating hom tam sim no. Cov khoom siv Class A yog tsim los tswj cov tam sim no ncaj qha hauv cov khoom siv hluav taws xob hloov hluav taws xob. Hom A feem ntau yog siv hauv kev sib txuas hauv tsev.

Kev tiv thaiv kab mob nruab nrab

Tsis siv neeg sib txawv tam sim no Circuit Court breaker 25A, 10A, 16A thiab lwm yam muaj ntau yam sib txawv ntawm RCD. Nws xav tau lub hwj chim. Nws yog muab los ntawm cov tswv yim ntawm qhov sib txawv tiv thaiv chav tsev. Nyob rau hauv lwm yam lus, rau kev tiv thaiv tiv thaiv tam sim no to ua hauj lwm, lub xub ntiag ntawm voltage nyob rau hauv lub network yog yuav tsum tau. ATkev txiav txim yuav tsum yog ob theem thiab nruab nrab cov xov hlau.

Duab
Duab

Yog tias qhov kev tawg tshwm sim hauv "theem", qhov xau yuav raug cais tawm. Tab sis yog tias kev ua haujlwm ntawm qhov nruab nrab tus neeg xyuas pib raug cuam tshuam, RCD yuav tsis ua haujlwm vim tsis muaj hwj chim rau chav tsev. Txhawm rau tshem tawm qhov muaj peev xwm ntawm qhov xwm txheej zoo li no, qee cov difautomats muaj nyob rau hauv lawv cov qauv tsim tshwj xeeb thaiv kev tiv thaiv kev tawg ntawm cov hlau tsis huv. Nov yog qhov hluav taws xob relay.

Yog hais tias qhov kev nthuav qhia thaiv tsis nyob hauv qhov system, nws raug nquahu kom nruab nws ntxiv. Thaum xaiv cov cuab yeej, koj yuav tsum xyuas qhov muaj qhov hluav taws xob relay uas tso cai rau RCD ua haujlwm txawm tias qhov nruab nrab tus neeg xyuas pib tawg.

Producers

Cov kws tshaj lij pom zoo kom yuav cov cuab yeej tiv thaiv tsuas yog los ntawm cov npe ntseeg siab hauv khw tshwj xeeb. Kev nyab xeeb ntawm cov neeg siv thiab cov neeg siv khoom ntawm daim phiaj hluav taws xob nyob ntawm qhov no.

Cov khoom xaiv xaiv thiab tsis xaiv yog muag. Thawj qeb suav nrog cov khoom siv uas cuam tshuam tsuas yog ib lub voj voog. Tus so ntawm cov neeg siv khoom yuav ua haujlwm zoo li yav dhau los. Cov khoom xws li, piv txwv li, difavtomat "IEK", "Schneider Electric", "Legrand", thiab ABB.

Cov khoom siv tsis xaiv xaiv tua txhua qhov txuas txuas nrog lawv. Cov khoom zoo li no tau muab rau hauv kev lag luam los ntawm EKF, DPN N Vigi cov cim lag luam. Ntau yam xaiv tau nrov dua.

nrov ntau yam

Hauv tsev hluav taws xob network, xaiv ntau yam khoom siv feem ntau siv. Lawv muaj tsab ntawv"S". Ib qho nrov tshaj plaws nyob rau hauv peb lub teb chaws yog cov qauv ntawm ABB sib txawv tam sim no Circuit Court breakers. Tus nqi ntawm ib tug ncej 16A yog hais txog 1800-1900 rubles

Duab
Duab

Lub tuam txhab "Legrand" nthuav tawm ntawm cov khoom lag luam ntawm chav kawm no los ntawm 2000 rubles. Qhov no yog tus nqi nruab nrab ntawm cov khoom siv zoo.

IEK difavtomat yog qhov pheej yig dua. Cov khoom siv nrog cov yam ntxwv zoo sib xws yuav raug nqi rau tus neeg yuav khoom txog 800-900 rubles. Txawm li cas los xij, qhov zoo ntawm European hom yog suav tias yog qhov kev txiav txim siab dua.

Nws yuav tsum tau muab sau tseg tias nyob rau hauv lub network difavtomatov tsis tshua muaj duplicated los ntawm lwm yam zoo xws li cov khoom tiv thaiv. Yog li ntawd, tag nrho lub luag haujlwm rau kev ua haujlwm nyab xeeb ntawm cov khoom siv hluav taws xob yog nyob nrog RCBO. Txhawm rau tshem tawm qhov muaj xwm txheej tshwm sim, kev puas tsuaj rau cov cuab yeej, kev xaiv ntawm cov khoom siv nthuav tawm yuav tsum tau ua kom muaj lub luag haujlwm.

Txoj kev xaiv

Txhawm rau kom ua haujlwm ib txwm muaj ntawm daim phiaj hluav taws xob, nws yog qhov yuav tsum tau xaiv ib qho difavtomat uas yuav ua raws li cov kev ua haujlwm uas twb muaj lawm. Ua ntej koj yuav tsum xam tus naj npawb ntawm amperes ntawm lub cuab yeej.

Nws yog qhov tsim nyog los sau tawm lub zog ntawm txhua tus neeg siv khoom ntawm lub network. Lawv ntxiv, thiab cov txiaj ntsig tau muab faib los ntawm qhov ntsuas hluav taws xob ntawm lub network. Piv txwv li, yog tias cov khoom siv txuas nrog cov kab uas siv tag nrho ntawm 7 kW, kev suav yuav ua raws li hauv qab no: 7,000 W: 220 V=31.8 A.

Tom ntej, xaiv lub automaton ze tshaj rau tus nqi tau. Hauv qhov piv txwv pom, qhov no yuav yog 32 A RCBO. Qhov ntsuas ampere ntawm chav tsev yuav tsum siab dua me ntsis tshaj qhov tau txais ntawmxam cov txiaj ntsig. Qhov no yog tsim nyog los xyuas kom meej kev tiv thaiv tag nrho.

Specification symbols

Tsis siv neeg seem tam sim no hluav taws xob sib txawv ntawm RCDs hauv cov cim cim. Nws yog siv rau lub cev. Thaum muas ib lub cuab yeej, thov ua tib zoo xav txog cov npe uas tau teev tseg los ntawm cov chaw tsim khoom. Lub tshuab yuav tsum qhia lub zog tam sim no, qhov hluav taws xob, nrog rau qhov taw qhia ntawm qhov siab tshaj plaws tam sim no Circuit Court kom kaw lub network. Tsis tas li ntawd, tag nrho cov yam ntxwv ntawm cov cuab yeej tau qhia hauv nws daim ntawv hla tebchaws thiab daim ntawv pov thawj zoo.

Ntawm lub cuab yeej qhia nws hom (xaiv lossis tsis xaiv), tus lej ntawm theem, nrog rau qhov loj ntawm lub cuab yeej (yuav tsum tau txiav txim siab hom kev teeb tsa). Kev kos npe rau cov khoom siv txawv teb chaws thiab hauv tsev yuav txawv.

Cov cuab yeej qhia txog qhov ntsuas kub uas cov cuab yeej ua haujlwm, hom RCD. Yuav luag txhua yam khoom siv ntawm kev muag khoom yog tsim los ua haujlwm hauv chav qhuav, cua sov.

Tsis tas li, lub cuab yeej yuav muaj lub pob "test". Nias nws xyuas cov haujlwm ntawm lub tshuab. Kev tsim hluav taws xob hluav taws xob yog tsim. Nyob rau tib lub sijhawm, nws hloov tawm los ntsuas qhov kev ntseeg tau ntawm lub kaw lus, kev teeb tsa raug.

Kev sib txuas

Cov khoom siv hluav taws xob tam sim no xav tau kev sib txuas kom raug rau lub ntsiab. Tom qab xaiv lub cuab yeej sib raug rau cov kev ua haujlwm, nws yog ib qho tsim nyog yuav tsum ua tib zoo kawm cov chaw tsim khoom cov lus qhia. Kev sib txuas yog ua rau lub network uas lub tshuab yuav tsum tiv thaiv. Txwv tsis pub, nws txoj haujlwm yuav tsis raug.

Txhim khoom siv nrovniaj hnub no cov khoom lag luam raug tsim raws li cov qauv qub. Kev teeb tsa yog nqa tawm saum cov kab txuas. Feem ntau, cov txheej txheem no suav nrog kev txhim kho chav nyob ntawm DIN rail.

Tus neeg coj yuav tsum tau txuas nrog hauv koob. Cables ntawm txawv circuits yuav tsum tsis txhob txuas. Qhov kev xav tau no yuav tsum tau ua tib zoo saib xyuas. Txwv tsis pub, cov khoom xaiv yuav tsis ua cov haujlwm uas tau muab rau nws tag nrho. Cov hlau lead yuav tsum yog av.

Tom qab kev teeb tsa, nws yuav tsum tau kuaj xyuas. Txhawm rau ua qhov no, nias lub pob "test", ib qho khoom xau yog tsim. Yog tias chav tsev ua haujlwm, ces qhov kev teeb tsa tau ua tiav.

Tau txiav txim siab tias qhov sib txawv tam sim no yog dab tsi, nrog rau lawv cov yam ntxwv, koj tuaj yeem xaiv thiab nruab nws tus kheej ntawm cov khoom siv hauv lub network.

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