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Thibelo ea tšireletso ea ho itšehla thajana ea malakabe le mosi
Litaba

Thibelo ea tšireletso ea ho itšehla thajana ea malakabe le mosi

2025-07-15

Selelekela

Polokeho le thibelo ea mollo li bohlokoa sebakeng sefe kapa sefe. Li bohlokoa haholo libakeng tse kotsi tse kotsing ea mollo le ho phatloha. Tabeng ena, Polokeho ea Ka Hare Disebediswa tsa ho lemoha mollo le dithibelo tsa tshireletso tsa ka hare di na le molemo o moholo. Ditsamaiso tsena tse ikgethang di etseditswe ho thibela mollo le ho phatloha. Di fihlella sena ka ho fokotsa matla a motlakase le a mocheso tsamaisong ya ho lemoha.

Lintlha tsa bohlokoa:

nDisebediswa tsa ho lemoha mollo tse sireletsehileng ka hare ho tsona ke mehato ya bohlokwa ya polokeho dibakeng tse kotsi tse nang le dikgase tse phatlohang kapa dintho tse tukang.

nMofuta ona oa lisebelisoa tse khethehileng o felisa likotsi tse ka bang teng tsa ho hotetsa ka ho fokotsa ka tieo tlhahiso ea matla a ho futhumatsa a motlakase.

nMafapheng a kotsi e kholo joalo ka lik'hemik'hale tsa peterole, tlhahiso ea meriana le polokelo ea thepa e kotsi, theknoloji ena ha e nkeloe sebaka.

nHo tseba litšobotsi le maemo a sebetsang a mefuta e fapaneng ea li-sensor tsa polokeho tsa kahare ke karolo ea bohlokoa ho aheng sistimi e nepahetseng ea thibelo ea mollo.

nTshebetso ya polokeho le botsitso ba tshebetso ya di-detector tse netefaditsweng ke mekgatlo ya matjhaba jwalo ka Atex li netefalitsoe ka molao.

Sesebelisoa sa ho lemoha mollo ka polokeho se sebetsa joang?

nLibakeng tse ka tukang le tse phatlohang tse kang oli le khase, lik'hemik'hale le lijo-thollo, lisebelisoa tsa ho lemoha mollo tsa setso li baka likotsi tsa polokeho ka lebaka la monyetla oa ho hlahisa litlhase tsa motlakase kapa ho chesa haholo holim'a metsi, ha lisebelisoa tsa ho lemoha polokeho ea tlhaho (IS) li netefatsa ts'ebetso e sireletsehileng libakeng tse kotsi ka moralo o khethehileng.

nTheknoloji ea eona ea mantlha e lutse mokhoeng oa ho fokotsa matla: ka ho laola ka nepo matla a hona joale le a mocheso potolohong, e netefatsa hore lisebelisoa li ke ke tsa hlahisa litlhase tsa ho hotetsa kapa mocheso o kotsi o phahameng tlas'a maemo afe kapa afe a ho sebetsa. Ho fihlela sepheo sena, sistimi e tlameha ho hlomelloa ka thibelo ea polokeho - karolo ea bohlokoa e kentsoeng pakeng tsa molaoli oa alamo le lisebelisoa tsa IS, tse ka thibelang phetiso ea matla a feteletseng ka katleho le ho boloka matla a potoloho a le ka tlase ho moeli oa polokeho ka linako tsohle.

nMoralo ona wa tshireletso e habeli (moeli wa matla a ka hare + thibelo ya polokeho ya kantle) o etsa hore sesupa-tsela sa IS e be tharollo e tshepahalang ka ho fetisisa ya ho beha leihlo mollo bakeng sa dibaka tse kotsing e kgolo, ha ka nako e ts'oanang se fihlela maemo a matjhaba a sa phatloheng jwalo ka ATEX.

Ho latela melao le maemo a lisebelisoa tsa ho lemoha mollo tsa polokeho tsa tlhaho UK

UK, ho na le melao e thata bakeng sa tshebediso ya disebediswa tsa polokeho ya mollo dibakeng tse kotsi. Ho latela melao ena ha se feela tlhoko ya molao, empa hape ke habohlokoa bakeng sa ho netefatsa polokeho ya basebetsi le tshebetso e boreleli.

Melao ea bohlokoa ke Melao ea AtexMelao ena e nkiloe litaelong tsa EU tse reretsoeng ho hokahanya maemo a polokeho bakeng sa lisebelisoa tse sebelisoang libakeng tseo ho ka bang le ho phatloha ho tsona.

Melao ea ATEX e bohlokoa bakeng sa mang kapa mang ea etsang, ea rekisang, kapa ea sebelisang lisebelisoa tsa polokeho libakeng tseo ho ka bang le ho phatloha ho hoholo ho tsona. Libakeng tse kotsi ka hare ho European Union (ho kenyeletsoa le UK), lisebelisoa tsohle le litsamaiso tsa tšireletso li tlameha ho latela melao ea ATEX.

E tloaelehileng

Tlhaloso

Taelo ea ATEX 2014/34/EU

Sena se kenyeletsa disebediswa le ditsamaiso tsa tshireletso tse sebediswang dibakeng tseo ho ka bang le ho phatloha ho tsona.

IEC 60079

Sete ea melao ea machaba ea mokhoa oa ho rala, ho kenya le ho sebelisa lisebelisoa tsa motlakase ka mokhoa o sireletsehileng libakeng tse phatlohang.


Ho utloisisa le ho latela melao ena ho bohlokoa. Sena se thusa ho netefatsa polokeho ha o sebedisa disebediswa tsa ho lemoha mollo tsa polokeho ya tlhaho dibakeng tse kotsi.

Khetha lithibelo tsa tšireletso tsa tlhaho tse loketseng

Rona, Beijing Pinghe, re le mofani oa litšitiso tsa boleng bo holimo, re na le moralo oa nts'etsopele o reretsoeng ho fokotsa boholo ba litšitiso, ho li etsa tse bobebe le tse bonolo ho li sebelisa, ho nolofatsa ho li kenya, ho fokotsa kotsi ea ho hloleha, le ho fana ka litšitiso tse loketseng litsamaiso tsa ts'ebetso ka botlalo.

PHD-11TN-11 le PHD-22TN-1111 tsa rona li etselitsoe ka ho khetheha ho sebelisoa le lisebelisoa tsa ho lemoha mosi.

Ho kenngwa ha matshwao a di-detector tsa malakabe le mosi ke dithibelo tse ikemetseng tsa polokeho, tse ka fanang ka matla a ho arola di-detector tsa malakabe libakeng tse kotsi. Di-detector tsa malakabe di hlahisa matshwao a 0-40mA a arohaneng le dibakeng tse kotsi mme a fetisetswa dibakeng tse bolokehileng, a bapala karolo ya alamo ya mosi. Sehlahiswa sena se tsamaiswa ke potoloho ya tlhahiso mme se loketse ditsamaiso tsa DCS/PLC tse tsamaisang di-loop.

Sehlahisoa sena ha se hloke phepelo ea motlakase e ikemetseng, 'me li-terminal tsa ho kenya le ho ntša li arotsoe.


Beke ea bobeli ea Phupu