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Ennimi z’omuliro n’omukka detector input isolation safety barrier
Amawulire

Ennimi z’omuliro n’omukka detector input isolation safety barrier

2025-07-15 nga bwe kiri

Okwanjula

Obukuumi n’okuziyiza omuliro kikulu nnyo mu kifo kyonna. Zikulu nnyo naddala mu bifo eby’obulabe ebitera omuliro n’okubwatuka. Mu mbeera eno, . Obukuumi obw’omunda ebyuma ebizuula omuliro n’ebiziyiza eby’obukuumi eby’omunda biba bya mugaso nnyo. Enkola zino ez’enjawulo zikoleddwa okutangira omuliro n’okubwatuka. Kino bakituukako nga bakendeeza ku maanyi g’amasannyalaze n’ebbugumu mu nkola ya detector.

Ensonga enkulu:

nEbintu ebizuula omuliro ebitaliiko bulabe mu butonde bye bintu ebikulu eby’obukuumi mu mbeera ez’obulabe ezirimu ggaasi ezitulika oba ebintu ebiyinza okukwata omuliro.

nEkika kino eky’ebyuma eby’enjawulo mu musingi kimalawo obulabe obuyinza okuva mu kukwata omuliro nga kikoma nnyo ku kufulumya amaanyi g’amasannyalaze ag’ebbugumu.

nMu bintu eby’akabi ennyo nga eddagala ly’amafuta, okukola eddagala, n’okutereka ebintu eby’obulabe, tekinologiya ono takyusibwa.

nOkukuguka mu mpisa n’embeera ezikozesebwa ez’ebika eby’enjawulo ebya sensa z’obukuumi ez’omunda kintu kikulu nnyo mu kuzimba enkola entuufu ey’okuziyiza omuliro.

nEnkola y’obukuumi n’obutebenkevu bw’emirimu gya detectors ezikakasibwa ebibiina by’ensi yonna nga Atex zikakasiddwa mu butongole.

Ekintu ekizuula omuliro eky’obukuumi obw’omubiri (intrinsic safety fire detector) kikola kitya?

nMu bifo ebiyinza okukwata omuliro n’okubwatuka nga okulongoosa amafuta ne ggaasi, eddagala, n’empeke, ebyuma ebikebera omuliro eby’ekinnansi biba bya bulabe eri obukuumi olw’okusobola okukola ennimi z’amasannyalaze oba okubuguma ennyo kungulu, ate ebizuula obukuumi obw’omunda (IS) bikakasa nti bikola bulungi mu mbeera ez’obulabe nga biyita mu nteekateeka ey’enjawulo.

nTekinologiya waayo omukulu ali mu nkola y’okukomya amasoboza: ng’efuga bulungi amasoboza ga kasasiro n’ebbugumu mu nkulungo, ekakasa nti ebyuma tebijja kukola nnimiro za ignition oba ebbugumu erya waggulu ery’akabi mu mbeera yonna ey’okukola. Okutuukiriza ekigendererwa kino, enkola erina okuba n’ekiziyiza eky’obukuumi - ekitundu ekikulu ekiteekeddwa wakati w’ekifuga alamu n’ebyuma bya IS, ekiyinza obulungi okuziyiza okutambuza amaanyi agasukkiridde n’okukuuma amaanyi ga circuit wansi w’omusingi gw’obukuumi ekiseera kyonna.

nEnkola eno ey’obukuumi obw’emirundi ebiri (okukoma ku maanyi ag’omunda+okuziyiza obukuumi obw’ebweru) efuula IS detector eky’okulondoola omuliro ekisinga okwesigika mu bitundu eby’akabi ennyo, ate nga kituukana n’omutindo gw’ensi yonna oguziyiza okubwatuka nga ATEX.

Okugoberera n’omutindo gw’ebyuma ebizuula omuliro eby’obukuumi obw’omunda mu Bungereza

Mu Bungereza, waliwo amateeka amakakali agafuga okukozesa ebyuma ebikuuma omuliro mu bifo eby’obulabe. Okugoberera amateeka gano si kyetaagisa mu mateeka kyokka, naye era kikulu nnyo mu kulaba ng’abakozi obukuumi n’emirimu gikola bulungi.

Amateeka amakulu ge ga... Ebiragiro bya Atex. Amateeka gano gaggiddwa mu biragiro bya EU ebigendereddwamu okukwasaganya emitendera gy’obukuumi ku byuma ebikozesebwa mu bitundu awali okubwatuka.

Ebiragiro bya ATEX bikulu nnyo eri omuntu yenna akola, atunda, oba akozesa ebyuma ebikuuma mu bitundu ebiyinza okubwatuka. Mu bitundu eby’obulabe mu mukago gwa Bulaaya (nga ne Bungereza mw’otwalidde), ebyuma byonna n’enkola ez’obukuumi birina okugoberera amateeka ga ATEX.

Omutindo

Okunnyonnyola

Ekiragiro kya ATEX 2014/34/EU

Kuno kw’ogatta ebyuma n’enkola z’obukuumi ezikozesebwa mu bifo awayinza okubwatuka.

IEC 60079

Amateeka g’ensi yonna ku ngeri y’okukola dizayini, okuteeka, n’okukozesa ebyuma by’amasannyalaze mu bifo ebitulika mu ngeri ey’obukuumi.


Okutegeera n’okugoberera amateeka gano kikulu nnyo. Kino kiyamba okukakasa obukuumi nga okozesa ebyuma ebizuula omuliro eby’obukuumi obw’omunda mu bifo eby’obulabe.

Londa ebiziyiza eby’obukuumi eby’omunda ebituufu

Ffe, Beijing Pinghe, ng’abagaba ebiziyiza eby’omutindo ogwa waggulu, tulina enteekateeka y’enkulaakulana egendereddwamu okukendeeza ku bunene bw’ebiziyiza mu mubiri, okubifuula ebizitowa era ebyangu okukozesa, okwanguyiza okubiteeka, okukendeeza ku bulabe bw’okulemererwa, n’okuwa ebiziyiza ebisaanira mu bujjuvu enkola z’enkola.

PHD-11TN-11 ne PHD-22TN-1111 zaffe zikoleddwa nnyo okukozesebwa n’ebyuma ebizuula omukka.

Siginini eyingizibwa mu byuma ebizuula ennimi z’omuliro n’omukka bye biziyiza eby’obukuumi ebyawuddwamu, ebiyinza okuwa amaanyi ag’okwawula eri ebizuula ennimi z’omuliro mu bifo eby’obulabe. Ebintu ebizuula ennimi z’omuliro bikola obubonero bwa 0-40mA obweyawuliddwa okuva mu bifo eby’obulabe ne buyisibwa mu bifo ebitaliiko bulabe, nga bukola kinene mu alamu y’omukka. Ekintu kino kiweebwa amaanyi okuva mu nkulungo efuluma era nga kirungi ku nkola za DCS/PLC ezikozesa amaanyi ga loopu.

Ekintu kino tekyetaagisa masannyalaze geetongodde, era ebifo ebiyingira n’ebifuluma byawuddwamu.


Wiiki eyookubiri mu mwezi gwa July