Indlela Yokusetha Uhlelo Lwesipikha Se-PA Olungangeni Manzi Lokuxhumana Okuphuthumayo

Lo mhlahlandlela uchaza indlela yokukhetha, ukubeka, nokuqinisekisa isandisi-zwi esingangeni manzi ukuze kube nokuxhumana okuphuthumayo okuthembekile. Uphinde ubonise indlela yokuqhathanisa izinketho zesistimu ye-PA yangaphandle, izidingo zokuphuma ngezwi, kanye nezinqubo zokukhetha abaphakeli ngaphandle kokuxuba izigaba zomkhiqizo.

Kungani isandisi-zwi esingangeni manzi sibalulekile ekwakhiweni kwesistimu yezipikha eziphuthumayo

Isipikha esingangeni manzi siyingxenye yokwethembeka, hhayi nje into yomsindo. Kuhlelo lwesipikha oluphuthumayo, kumele sisinde emvuleni, uthuli, ukudlidliza, ukufuthwa ngosawoti, kanye nokushintshashintsha kwezinga lokushisa ngenkathi sisanikeza imiyalelo ecacile. Ukuxhumana okuphuthumayo kuncike ekuzweni nasekuqondeni, ikakhulukazi lapho ama-alamu kufanele adlule imiyalezo evamile. I-OSHA ithi izinhlelo ze-alamu zabasebenzi zingasebenzisa izinhlelo zekheli lomphakathi, imisakazo, noma izingcingo ukuze zibike ngokuphuthumayo, futhi imiyalezo ephuthumayo kumele ibe phambili kunethrafikhi engeyona ephuthumayo. Ngokukhipha izwi kanye nokwaziswa ngobuningi, i-NFPA 72 Isahluko 24 siphatha uhlelo lokuxhumana ngezwi noma lwekheli lomphakathi njengengxenye yomklamo wohlelo lokuxhumana oluphuthumayo. Lokho kusho ukuthi isipikha siyingxenye yokusebenza kokuphepha kokuphila, hhayi idivayisi yomsindo ezimele.

Indlela yokuchaza isandisi-zwi esingangeni manzi esifanele sokusetha uhlelo lwe-PA

Ukusethwa kwesistimu ye-PA engcono kakhulu kuqala ngendawo ezungezile, hhayi ikhathalogi. Isipikha sedokhi yokulayisha, umnyango womhubhe, noma igceke lamakhemikhali sidinga ukuvikelwa okuhlukile kanye nokukhishwa kwe-acoustic kunaleso esisetshenziswa ephaseji elivikelekile. Sebenzisa indlela yokukhetha elandelayo ngaphambi kokuqhathanisa amamodeli:

• Isinyathelo 1: Chaza izingozi kanye nezinga lokuchayeka, okuhlanganisa imvula, ukungcola, uthuli, ukugqwala, kanye nengozi yokushayisana.
• Isinyathelo 2: Qinisekisa ikhodi ye-IP edingekayo ngaphansi kwe-IEC 60529, bese uyifanisa nendawo yokufakwa yangempela. Umhlahlandlela we-IP we-IEC uchaza ukuthi ikhodi ihlukanisa ukuvikelwa ezintweni eziqinile kanye nokungena kwamanzi.
  
• Isinyathelo 3: Qinisekisa izidingo ze-acoustic, okuhlanganisa ibanga lokumbozwa, umsindo ozungezile, kanye nokucaca kwenkulumo.
• Isinyathelo 4: Hlola ukuthi uhlelo lusebenza njalo yini, lusebenzisa isaziso esiphuthumayo, noma lusebenzisa izwi.
• Isinyathelo 5: Qinisekisa ukufakwa, ukungena kwekhebula, ukufinyelela kokulungisa, kanye nokutholakala kwezingxenye ezisele.

Kumaphrojekthi amaningi, impendulo efanele akuyona iyunithi ekhipha imiphumela ephezulu kakhulu. Yiyunithi enikeza inkulumo eqondakalayo eyanele endaweni ekude edingekayo, enomthwalo omncane wokulungisa.Ithebula Lokuqhathanisa: Izigaba Zezipikha Zangaphandle Zokuxhumana Okuphuthumayo

Emindenini yemikhiqizo, iwebhusayithi eqondiwe ihlela izixazululo zibe izinhlelo zokuxhumana zezimboni, izingcingo ezingaqhumi futhi eziphephile ngokwemvelo, izingcingo ezingamelani nesimo sezulu kanye nezingacekeli phansi, izinhlelo ze-intercom neziphuthumayo kanye nezinhlelo zokushaya ucingo, kanye nezinhlelo zekheli lomphakathi. Lezo zigaba zisiza abathengi ukuthi bavumelanise izikhulumi nezinye inethiwekhi yokuxhumana.

Yiziphi izindinganiso okufanele ziqondise uhlelo lwezikhulumi eziphuthumayo

Uhlelo lwesipikha esiphuthumayo kufanele luchazwe ngokwezindinganiso, hhayi ngokuqagela. Izinkomba ezifanele kakhulu yizidingo ze-alamu yabasebenzi be-OSHA, i-NFPA 72 yokuxhumana okuphuthumayo, i-IEC 60529 yokuvikela ukungena, kanye ne-ATEX yezimo eziqhumayo. I-ATEX ibalulekile uma ukufakwa kusesimeni esingase siqhume. IKhomishini yaseYurophu ichaza ukuthi i-Directive 2014/34/EU ihlanganisa imishini ehloselwe ukusetshenziswa ezimo eziqhumayo, kuyilapho isiqondiso sendawo yokusebenza sibhekana nemithwalo yemfanelo yabaqashi. Ekufakweni kwangaphandle noma kwezimboni, okubalulekile kulula: isilinganiso sendawo ebiyelwe kumele sihambisane nendawo ezungezile, kanti umklamo womsindo kumele uhambisane nesimo sokusetshenziswa esiphuthumayo. Isipikha esisinda esimweni sezulu kodwa esingakwazi ukunikeza inkulumo eqondakalayo siseyisakhiwo esibuthakathaka.Ithebula Lokuqhathanisa: Izindinganiso Nokuthi Zisho Ukuthini Ngokusethwa Kwesistimu ye-PA

Indlela yokuqhathanisa izinketho zesistimu ye-PA yangaphandle ngaphandle kokucacisa ngokweqile

Uhlelo lwe-PA lwangaphandle kufanele lulinganiswe ngokumbozwa, hhayi ngokuqagela. Izinguquko eziyinhloko umsindo ozungezile, ukuphakama kokufakwa, isiqondiso somsebe, kanye nenani lezindawo ezidinga ukulawulwa okuzimele. Empeleni, amaqembu ephrojekthi kufanele aqhathanise izendlalelo ezintathu zokusebenza. Okokuqala, indawo ebiyelwe kumele imelane nendawo yesayithi. Okwesibili, iphethini ye-acoustic kumele imboze indawo eqondiwe. Okwesithathu, uhlelo kumele luhlangane nepulatifomu yokulawula, kungakhathaliseki ukuthi yi-analog paging, umsindo we-IP, noma uhlelo olubanzi lokukhipha izwi oluphuthumayo. Isiqondiso semboni esivela ku-Honeywell mayelana nokukhipha izwi sigcizelela ukuqonda kanye nezici zokuklama ezithinta ukusebenza kwenkulumo ezindaweni zomphakathi. Lokho kuyasiza ngoba imiyalezo ephuthumayo iyahluleka lapho abantu bezwa umsindo kodwa bengaqondi amagama.

Lapho iwebhusayithi eqondiwe ifanelana khona nencazelo yephrojekthi

Iwebhusayithi eqondiwe ibekwe njengomhlinzeki wezokuxhumana kwezimboni ezindaweni ezinzima, ngemikhiqizo esekela ukuxhumana ngezwi okuphuthumayo, ukusakaza komphakathi, kanye nokuxhumana kwensimu okuqinile. Lokho kwenza kube yinto efanele uma iphrojekthi idinga izikhulumi kanye nezindawo zokuxhumana ezihambisanayo. Ukuze uthole uhlelo oluphelele, abathengi bangabuyekezaipulatifomu yomkhiqizo oyinhloko, bese unciphisa ububanziisigaba sesipikha se-hornukuze kufakwe ama-paging angaphandle kanye nama-alamu. Uma iphrojekthi idinga ukuqina endaweni emanzi,ikhasi lesipikha esingangeni manziiyona ehambisana ngqo. Ukuze kube nokuhlela uhlelo olubanzi,ikhasi eliyisiqalo lokuxhumana kwezimbonikuyasiza ngoba kuhlanganisa amafoni aphuthumayo, ama-intercom, kanye nemikhiqizo yekheli lomphakathi endaweni eyodwa. Lokho kusiza amaqembu onjiniyela ukuthi agcine isipikha, indawo yokushaya ucingo, kanye nendlela yokulawula ihambisana.Uhla Lwezincwadi Zabahlinzeki: Indlela yokuhlola abathengisi bamaphrojekthi ezimo eziphuthumayo zesipikha

• Hlola ukuthi umhlinzeki uyashicilela yini izilinganiso ze-IP, imininingwane yokufaka, kanye nesiqondiso sokufaka.
• Qinisekisa ukuthi umkhiqizo uhloselwe ukuqopha izikhala njalo, isaziso esiphuthumayo, noma ukususwa ngezwi.
• Buyekeza ukuthi izingxenye ezisele, amabhuleki, kanye nezesekeli ziyatholakala yini ukuze zilungiswe isikhathi eside.
• Cela izinkomba zesicelo emachwebeni, ezimbonini, emathuneni, emakhampasi, noma ezindaweni eziyingozi.
• Qhathanisa ikhwalithi yamadokhumenti, hhayi intengo nje kuphela, ngoba imininingwane engaphelele yandisa ingozi yokukhonjiswa.

Kubathengi abadinga isilinganiso esibanzi, amagama aziwayo embonini ezinhlelweni zomsindo ophuthumayo kanye nokuphepha kokuphila afaka i-Honeywell kanye ne-Federal Signal, kuyilapho isiqondiso sezindinganiso kufanele sihlolwe njalo uma siqhathaniswa ne-OSHA, i-NFPA, i-IEC, kanye ne-European Commission.

Izinyathelo eziwusizo zokufaka isandisi-zwi esingangeni manzi

Isipikha esingangeni manzi kufanele sifakwe ngendlela egcina kokubili ukuvikelwa kanye nokumbozwa kwenkulumo. Ukulandelana kokufakwa kubaluleke kakhulu njengokukhetha komkhiqizo.

1. Isinyathelo 1: Maka indawo yokumboza bese ukhomba indawo yokulalela ekude kakhulu.
2. Isinyathelo 2: Khetha ukuphakama kanye ne-engeli yokubeka ukuze ugweme izithiyo kanye nokukhanya.
3. Isinyathelo 3: Dlulisa izintambo ezindaweni zokungena ezivikelwe bese uvala zonke izindawo zokungena ngendlela efanele.
4. Isinyathelo 4: Qinisekisa ukuthi isilinganiso se-enclosure sisebenza ngemuva kokufakwa.
5. Isinyathelo 5: Hlola imiyalezo ephuthumayo ngevolumu yokusebenza bese uqinisekisa ukuthi iyaqondakala.
6. Isinyathelo 6: Qopha izilungiselelo zokugcina, isikhathi sokulungisa, kanye nosuku lokuhlola.

Lolu chungechunge lubaluleke kakhulu ezindaweni zangaphandle nezezimboni ngoba isikhulumi singaphumelela ukuhlolwa kwebhentshi kodwa siqhubeke sihluleke ensimini. Inqubo enhle yokuthumela ihlola kokubili ukuqina kwemvelo kanye nokucaca komyalezo.

Nini ukukhetha isandisi-zwi esingangeni manzi kunezinye izinketho

Isipikha esingangeni manzi siyindlela engcono uma ukuchayeka emanzini kuqhubeka, ukuhlanza kwenzeka njalo, noma indawo ivuliwe ngokuphelele. Iyunithi engangenisi isimo sezulu inganele ukusetshenziswa kwangaphandle okuvikelekile, kodwa hhayi ekugezeni noma ezimweni ezinzima zokungena. Futhi kuyindlela engcono uma uhlelo kumele lusekele ukuxhumana okuphuthumayo endaweni enobungozi obukhulu lapho ukwehluleka kungamukeleki khona. Kulezo zimo, imininingwane kufanele ibeke phambili ukuthembeka, ukuvikelwa okubhaliwe, kanye nokuhambisana nokwakhiwa kokulawula okuphuthumayo. Kumaphrojekthi ahlanganisa ukubhangqa, ama-alamu, kanye nemiyalezo yokuphuma, indlela ephephile ukuphatha isipikha njengengxenye yephakheji yesistimu. Lokho kusho ukuhlola indawo ebiyelwe, i-amplifier, i-zoning, kanye ne-logic yokulawula ndawonye, ​​​​hhayi ngokwahlukana.

Imibuzo Evame Ukubuzwa

1. Uyini umehluko phakathi kwesipikha esingangeni manzi nesipikha esingangenisi manzi?