Indlela Isixhumi Sentambo Yokudonsa Ngamanzi Yangaphandle I-LC Iqinisekisa Ukusebenza Okuthembekile Kwe-Telecom

Indlela Isixhumi Sentambo Yokudonsa Ngamanzi Yangaphandle I-LC Iqinisekisa Ukusebenza Okuthembekile Kwe-Telecom

Izinhlelo ze-telecom zangaphandle zibhekana nezinselelo ezeqisayo zezemvelo, okwenza izixazululo eziqinile zibaluleke kakhulu ekusebenzeni okuthembekile. I-Teleom RFEIsixhumi se-LC Yekhebula Engangeni Manziinikeza ukuqina nokusebenza kahle okungenakuqhathaniswa ezimweni ezinjalo. Idizayini yayo enesilinganiso se-IP67 imelana namanzi, uthuli, nokugqwala, okuyenza ibe ngenye ehamba phambiliizixhumi ezingenamanzietholakalayo. Ngokumelana namazinga okushisa asuka ku--40°C kuya ku-+85°C futhi ehlangabezana nezindinganiso zamazwe ngamazwe, lesi Sixhumi Sekhebula Le-LC Le-Waterproof Outdoor Drop Cable siqinisekisa ukwethembeka.ukuxhumeka kwe-fiber opticezindaweni ezinzima kakhulu.

Okuthathwayo Okubalulekile

  • I-Waterproof Outdoor Drop Cable LC Connector ine-Isilinganiso se-IP67. Lokhu kuyigcina iphephile emanzini nasothulini, ilungele ukusetshenziswa ngocingo lwangaphandle.
  • Ukwakhiwa kwayo okuqinile kusebenza esimweni sezulu esishisayo noma esibandayo, ukusuka ku-40°C kuya ku-+85°C. Lokhu kuyakwenzaenokwethenjelwa ezimeni ezinzima.
  • Isixhumi kulula ukusisebenzisa ngokuxhuma kwesandla esisodwa kanye nomklamo ovulekile. Lokhu kusiza ochwepheshe bayifake futhi bayilungise ngokushesha.

Siyini Isixhumi Sekhebula Le-LC Engangeni Manzi?

Siyini Isixhumi Sekhebula Le-LC Engangeni Manzi?

Incazelo Nenhloso

A Isixhumi se-LC Yekhebula Engangeni Manziiyisixhumi esikhethekile se-fiber optic esenzelwe izinhlelo zokusebenza ze-telecom zangaphandle. Iqinisekisa ukudluliswa kwedatha okuthembekile ngokuvikela ukuxhumana ezicini zemvelo ezifana namanzi, uthuli, nokugqwala. Lesi sixhumi sine-duplex LC interface, esetshenziswa kabanzi kumanethiwekhi we-fiber optic anesivinini esikhulu. Idizayini yayo eqinile kanye nesilinganiso se-IP67/IP68 siyenza ifanelekele izimo ezinzima, okuhlanganisa amazinga okushisa adlulele asuka ku--40°C kuya ku-+85°C.

Inhloso yesixhumi ukugcina ukuxhumana okuzinzile nokuvikelekile ezindaweni ezingaphandle. Ifinyelela lokhu ngezici ezifana nendlela yokukhiya i-bayonet, enikeza impendulo yomshini ukuze kuqinisekiswe ukukhwelana okufanele. Ukwengeza, idizayini yayo yokungabekezelelani ivimbela ukubopha ikhebula ngesikhathi sokufakwa, iqinisekisa ukwethembeka kwesikhathi eside. Lezi zimfanelo ziyenza ibe yingxenye ebalulekile yengqalasizinda yesimanje yezokuxhumana.

Ipharamitha Inani
Ingangeni manzi Yebo
Ukuvikela uthuli Yebo
Ukumelana Nokugqwala Yebo
Izinga Lokushisa Lokusebenza (°C) -40 kuya ku-85
Isilinganiso se-IP IP67/IP68
Ukulahleka Kokufaka Okujwayelekile (dB) 0.05 (Imodi eyodwa)
Ukulahlekelwa Okukhulu Kokufakwa (dB) 0.15 (Imodi eyodwa)
Ukulahlekelwa Okujwayelekile Kokubuyisela (dB) ≥55 (Imodi eyodwa)
I-Ferrule Diameter 125μm (Imodi eyodwa)
I-Bayonet Locking Yebo

Iqhaza ku-Outdoor Telecom Applications

I-Waterproof Outdoor Drop Cable LC Connector idlala indima ebalulekile ezinhlelweni ze-telecom zangaphandle. Iqinisekisa ukudluliswa kwedatha okungaphazanyiswa ngokuvikela ukuxhumana kwe-fiber optic ezingozini zemvelo. Idizayini yayo engangeni manzi futhi ingangenisi uthuli ivimbela ukungena komswakamo nezinhlayiya, okungahle kwehlise ukusebenza. Izinto ezimelana nokugqwala zinweba isikhathi sokuphila sesixhumi, ngisho nasezimeni eziyinselele.

Lesi sixhumi sibaluleke kakhulu ekufakweni kwenkambu. Ikhono layo lokukhwelana ngesandla esisodwa lenza ukusetha kube lula, kuyilapho umklamo ovulekile we-bulkhead uvumela ukufinyelela okulula kuma-transceivers e-SFP. Lezi zici zinciphisa isikhathi sokufaka nemizamo yokuyilungisa. Ukwengeza, isixhumi sisekela kokubili amafayibha emodi eyodwa kanye ne-multimode, okuyenza isebenziseke ngezindlela ezihlukahlukene izinhlelo zokusebenza ze-telecom, okuhlanganisa amanethiwekhi e-WiMax, LTE, kanye ne-5G.

Isici Incazelo
Ingangeni manzi Imelana nokungena kwamanzi, iqinisekisa ukusebenza ezimeni ezimanzi.
Ukuvikela uthuli Ivimbela uthuli ukuthi lungangeni, igcine ukusebenza ngaphandle.
Ukumelana Nokugqwala Imelana nezindawo ezinokhahlo, yelula impilo yesixhumi.
I-Robust Bayonet Locking Inikeza ukukhwelana okuphephile kokuxhumana okuthembekile.
Ukukhwelana Kwesandla esisodwa Isiza ukufakwa kalula endle.
Impendulo Yemishini Iqinisekisa uma isixhumi sisebenza ngokugcwele.

Ngokuhlanganisa ukuqina, ukusetshenziswa kalula, nokuhambisana, Isixhumi se-Waterproof Outdoor Drop Cable LC siqinisekisa ukusebenza okuthembekile kumanethiwekhi ocingo angaphandle.

Izici Eziyinhloko Zesixhumi Se-Teleom RFE Engangeni Manzi Yangaphandle Yokwehlisa Ikhebula

Izici Eziyinhloko Zesixhumi Se-Teleom RFE Engangeni Manzi Yangaphandle Yokwehlisa Ikhebula

Idizayini engangeni manzi kanye neDustproof (Isilinganiso se-IP67)

I-Teleom RFE Waterproof Outdoor Drop Cable LC Connector inesilinganiso se-IP67, esiqinisekisa ukuvikelwa okukhethekile emanzini nothuli. Lesi silinganiso sibonisa ukuthi isixhumi singakwazi ukumelana nokucwiliswa emanzini kuze kufike kumitha elingu-1 imizuzu engu-30 futhi sinikeza ukumelana okuphelele nezinhlayiya zothuli. Ukuze kuzuzwe lesi sitifiketi, isixhumi senza ukuhlolwa okuqinile kokuvikelwa kokungena yizinhlangano eziqinisekisiwe. Lezi zivivinyo zihlola ikhono layo lokusebenza ngokwethembeka ezindaweni zangaphandle eziyinselele.

Idizayini enjalo eqinile yenza isixhumi silungele izinhlelo zokusebenza ze-telecom yangaphandle, lapho ukuchayeka emvuleni, iziphepho zothuli, noma ezinye izici zemvelo kuvamile. Ngokuvimbela umswakama kanye nemfucumfucu ekulimazeni uxhumano, isixhumi siqinisekisa ukudluliswa kwedatha okungaphazanyiswa kanye nokuthembeka kwesikhathi eside.

Vula i-Bulkhead ne-Bayonet Locking Mechanism

Idizayini evulekile ye-bulkhead yesixhumi se-Teleom RFE yenza kube lula ukufinyelela ku-transceiver ye-SFP, okuvumela ukushintshwa okusheshayo nokungenazinkinga. Lesi sici siqeda isidingo sokuqaqa yonke inhloko yomsakazo ekude (RRH), konga isikhathi esibalulekile phakathi nokulungiswa.

Indlela yokukhiya i-bayonet ithuthukisa futhi ukusebenziseka. Inikeza ukuxhumana okuphephile nokusheshayo ngempendulo eyakhayo, iqinisekisa ukuthi opharetha uyazi lapho isixhumi sihlanganiswe ngokugcwele. Ithebula elingezansi ligqamisa izici ezibalulekile zalo mshini:

Isici Incazelo
Vula i-bulkhead Ukufinyelela kalula kuma-transceivers e-SFP
Impendulo eyakhayo Iqinisekisa ukukhwelana okufanele
Ukukhwelana kwesandla esisodwa Yenza ukufakwa kwenkambu kube lula
Ukukhiya i-bayonet eqinile Iqinisekisa ukuxhumana okuphephile nokusheshayo
Ingangeni manzi futhi imelana nokugqwala Ithuthukisa ukuqina ezimeni ezinzima

Lo mshini futhi usekela ukusebenza kwesandla esisodwa, okuwenza ube wusizo ikakhulukazi ekufakweni kwenkambu lapho ukusebenza kahle kubalulekile.

Iyahambisana ne-Multimode ne-Singlemode Fiber

I-Teleom RFE Waterproof Outdoor Drop Cable LC Isixhumi sisekela kokubili imicu ye-multimode ne-singlemode, enikeza ukuguquguquka kwezinhlelo zokusebenza ezihlukahlukene ze-telecom. I-duplex LC interface yayo iqinisekisa ukuhambisana nama-transceivers e-LC duplex SFP ajwayelekile embonini. Lokhu kuguquguquka kuvumela abasebenzisi ukuthi bakhethe uhlobo lwefayibha oluvumelana kangcono nezidingo zabo, noma ngabe elokudluliswa kwedatha ngesivinini esiphezulu noma ukuxhumana kwebanga elide.

Ukuhlolwa kokusebenza ngaphansi kwezimo zomhlaba wangempela kubonisa ukwethembeka kwesixhumi. Isibonelo, amafayibha e-multimode angagobile agcina umkhawulokudonsa kanye nokuncishiswa okuphansi ngisho nangaphansi kokugoba okuqinile, okuqinisekisa ukusebenza okungaguquki. Ithebula elingezansi liqhathanisa ukusebenza kwezinhlobo ezahlukene zefiber:

Uhlobo lweFiber Amamethrikhi okusebenza Ukuhambisana Nezintambo Ezikhona Imiphumela Yokuhlola Ukufakwa
I-Multimode Fiber ye-Bend-Insensitive Igcina umkhawulokudonsa, ukuncipha okuphansi, nokusebenza kwezinga lokushisa ngaphansi kokugoba okuqinile Ihambisana ngokugcwele ne-OM2/OM3 Akukho mehluko ezindleleni zokunqanyulwa kanye nezindlela zokuhlanganisa
I-Standard Multimode Fiber I-attenuation ephakeme ngaphansi kwezimo zokugoba okukhulu N/A N/A

Lokhu kusebenzisana kuqinisekisa ukuthi isixhumi sihlangabezana nezidingo zamanethiwekhi ezokuxhumana esimanje, okuhlanganisa i-WiMax, LTE, ne-5G.

Ukuqina Nokumelana Nokugqwala

Yakhelwe ukumelana nezimo zangaphandle ezinzima, i-Teleom RFE Waterproof Outdoor Drop Cable LC Connector ihlanganisa izinto ezimelana nokugqwala nokuguga. Ukwakhiwa kwayo kuhlanganisa izinketho ezifana ne-polymer egcwele ingilazi noma ama-die-cast bulkheads ensimbi, kokubili okunikeza ukuqina okuhle kakhulu. Isilinganiso sesixhumi se-IP67 siphinde siqinisekise ukuvikeleka kumswakama nothuli, kuyilapho izakhiwo zayo ezimelana nokugqwala zinweba ubude baso bempilo ezindaweni eziyinselele.

Izifundo zokuthembeka ziqinisekisa ukuqina kwesixhumi. Isibonelo, izingxenye zensimbi engagqwali zibonisa ukumelana okuphezulu nokugqwala futhi zidinga ukulungiswa okuncane, okuzenza zilungele ukusetha kwangaphandle. Ithebula elingezansi ligqamisa ukuqina nokumelana nokugqwala kwezinto ezihlukahlukene:

Okubalulekile Ukuqina Ukumelana Nokugqwala Izidingo Zesondlo
I-Aluminium Phezulu Kuhle kakhulu Phansi
Insimbi engagqwali Phezulu Kuhle kakhulu Phansi
I-Polymer Egcwele Ingilazi Phezulu Kuhle kakhulu Phansi

Lezi zici zenza isixhumi sibe ukukhetha okuthembekile kochwepheshe be-telecom abafuna ukusebenza okuhlala isikhathi eside ezindaweni ezingaphandle.

Izinzuzo Zokusebenzisa Izixhumi Zekhebula Le-LC Engangeni Manzi

Izinzuzo Zokusebenzisa Izixhumi Zekhebula Le-LC Engangeni Manzi

Ukwethenjwa Okuthuthukisiwe Ezindaweni Ezinzima

IIsixhumi se-LC Yekhebula Engangeni Manziiqinisekisa ukusebenza okuthembekile ezimweni ezimbi kakhulu. Idizayini yayo enesilinganiso se-IP68 ivikela emanzini nothuli, iyenze ifanelekele amanethiwekhi ocingo angaphandle. Lesi sixhumi sisebenza kahle emazingeni okushisa asukela ku -40°C kuya ku-+75°C, sigcina ukuxhumana okuzinzile ngisho nasezimweni eziyinselele.

Ukuhlaziya okulinganiselwe kugqamisa ukwethembeka kwayo. Isibonelo, izixhumi zemodi eyodwa zibonisa ukulahlekelwa okujwayelekile kokufakwa okungu-0.05 dB kanye nokulahlekelwa yimbuyiselo engu-≥55 dB, kuyilapho izixhumi ze-multimode zigcina ukulahlekelwa okuvamile kokufakwa okungu-0.10 dB. Lawa mamethrikhi abonisa ukusebenza okufanayo kuzo zonke izinhlelo zokusebenza ezihlukahlukene.

Amapharamitha Imodi eyodwa I-Multimode
Ukulahleka Kokufaka Okujwayelekile (dB) 0.05 0.10
Ukulahlekelwa Okukhulu Kokufakwa (dB) 0.15 0.20
Ukulahlekelwa Okujwayelekile Kokubuyisela (dB) ≥55 ≥25
Izinga Lokushisa Lokusebenza (°C) -40 kuya ku-75 -40 kuya ku-75
IP-Isilinganiso IP68 IP68

Ukufakwa Nokunakekela Okwenziwe Lula

Idizayini yesixhumi esebenziseka kalula yenza ukufakwa kube lula futhi inciphise isikhathi sokusilungisa. Indlela yayo yokukhiya i-bayonet inikeza ukuxhumana okuphephile nokusheshayo, kuyilapho umklamo ovulekile we-bulkhead uvumela ukufinyelela okulula kuma-transceivers e-SFP. Lezi zici zinika amandla ukushintshwa okusheshayo ngaphandle kokuqaqa lonke uhlelo. Ochwepheshe basezindaweni bayazuza emandleni okukhwelana ngesandla esisodwa, okuthuthukisa ukusebenza kahle ngesikhathi sokusetha.

Ikhwalithi Yesiginali Ethuthukisiwe Nobude Obude

I-Waterproof Outdoor Drop Cable LC Connector iqinisekisa ikhwalithi yesiginali ephezulu kanye nokuqina kwesikhathi eside. Izinto zayo ezimelana nokugqwala zivikela ekugugeni kwemvelo, zinweba isikhathi sokuphila sokuxhuma. I-duplex LC interface inciphisa ukulahleka kwesignali, iqinisekise ukudluliswa kwedatha okuphelele. Lezi zibaluli zikwenza kube ukukhetha okuthembekile ekugcineni ubuqotho benethiwekhi ngokuhamba kwesikhathi.

Ukuhlukahluka Kwezicelo Ezihlukahlukene Ze-Telecom

Lesi sixhumi sivumelana nezidingo ze-telecom ezahlukahlukene, sisekela imicu yemodi eyodwa kanye ne-multimode. Ukuhambisana kwayo nama-transceivers e-LC duplex SFP ajwayelekile embonini kuqinisekisa ukuhlanganiswa okungenamthungo ezinhlelweni ezikhona. Abasebenzisi bancoma ukusebenza kwayo ezinhlelweni ezifana ne-WiMax, LTE, kanye namanethiwekhi e-5G.

  • Izixhumi ze-MIL-DTL-38999 zihamba phambili ezindaweni ezinokhahlo, ezibonisa ukuguquguquka kwazo.
  • Izixhumi ze-CS zandisa ukuminyana kwephaneli yesichibi, ilungele ukusetha okubambezeleke isikhala.
  • Izixhumi ze-PDLC zinikeza ukuzinza nokumelana nesimo sezulu, okubalulekile kumanethiwekhi angaphandle.
  • Izixhumi ze-5G ziphatha ukudluliswa kwedatha ngesivinini esikhulu, ziqinisekisa ukuxhumana okungenazihibe.

Lezi zici zigqamisa ukuguquguquka kwesixhumi, okusenza sibaluleke kakhulu kungqalasizinda yesimanje yocingo.

Izicelo Zomhlaba Wangempela Zezixhumi Zekhebula Le-LC Ezingangeni Manzi

Izicelo Zomhlaba Wangempela Zezixhumi Zekhebula Le-LC Ezingangeni Manzi

Sebenzisa ku-WiMax naku-LTE Fiber kuya ku-Antenna (FTTA)

IIsixhumi se-LC Yekhebula Engangeni Manziidlala indima ebalulekile kuzinhlelo zokusebenza ze-WiMax ne-LTE FTTA. Lezi zinhlelo zidinga ukuxhumana okuthembekile kwe-fiber optic ukuze kuqinisekiswe ukudluliswa kwedatha okungaphazamiseki phakathi kwama-antenna neziteshi eziyisisekelo. Idizayini yesixhumi engangeni manzi futhi ingangenisi uthuli iyenza ilungele ukusetshenziswa ngaphandle, lapho izinselelo zemvelo zivamile khona. Ukwakhiwa kwayo okuqinile kuqinisekisa ukusebenza kwesikhathi eside, ngisho nasezimweni ezinzima.

Ukuhambisana nemikhiqizo emikhulu ye-telecom njenge-ZTE ne-Huawei kuthuthukisa ukuguquguquka kwayo. Lesi sici sivumela ukuhlanganiswa okungenamthungo ekusetheni okukhona kwe-FTTA. Idatha yenkundla igqamisa ukusebenza kahle kwalezi zixhumi ekwehliseni izidingo zokulungisa kuyilapho kugcinwa ukwethembeka okuphezulu. Ikhono labo lokumelana nezimo zezulu ezimbi liqinisekisa ukusebenza okungaguquki, okubenza babe ukukhetha okuthandwayo kochwepheshe be-telecom.

Izinhlelo zokusebenza Ezindaweni ezikude nezimangelengele

Amanethiwekhi e-Telecom ezindaweni ezikude nezimangelengele ngokuvamile abhekana nezimo zemvelo ezimbi kakhulu. I-Waterproof Outdoor Drop Cable LC Connector inikeza isisombululo esinokwethenjelwa salezi zinselele. Idizayini yayo enesilinganiso se-IP67 ivikela emanzini, uthuli, nokugqwala, iqinisekisa ukuxhumana okuzinzile ezindaweni ezidinga kakhulu. Ukuqina kwesixhumi kunciphisa ubungozi bokwehluleka, ngisho nasezindaweni ezinamazinga okushisa aguquguqukayo noma imvula enkulu.

Ochwepheshe basezindaweni bayazuza kuzici zayo ezisebenziseka kalula, njengokukhwelana kwesandla esisodwa kanye nomklamo ovulekile we-bulkhead. Lezi zibaluli zenza kube lula ukufaka nokunakekela, zinciphisa isikhathi sokuphumula ezindaweni ezikude. Kungakhathaliseki ukuthi isetshenziswa ezindaweni ezinezintaba noma ezindaweni ezisogwini, isixhumi siqinisekisa ukusebenza okuthembekile kwe-telecom.

Ukubaluleka ku-5G namanethiwekhi anesivinini esikhulu

Ukuthunyelwa okusheshayo kwamanethiwekhi e-5G kukhuphule isidingo sezixhumi ezithuthukile ezikwazi ukuphatha ukudluliswa kwedatha ngesivinini esikhulu. I-Waterproof Outdoor Drop Cable LC Connector ihlangabezana nalezi zidingo ngokulahleka kwayo okuphansi kokufaka kanye nokulahlekelwa okuphezulu kwembuyiselo, iqinisekisa ikhwalithi yesignali ephelele. Ukuhambisana kwayo ne-single-mode kanye ne-multimode fibers kuyenza ifanele izinhlelo zokusebenza ezihlukahlukene ze-5G.

Imibiko yezibalo igcizelela ukubaluleka kwalezi zixhumi emikhakheni eyahlukene:

Umkhakha Wezicelo Ukubaluleka Kwezixhumi
Ezokuxhumana Ingxenye enkulu kakhulu ngenxa yokuthunyelwa okubanzi kwe-5G, edinga izixhumi ezithuthukisiwe zokudlulisa idatha ngesivinini esikhulu.
Ezezimoto Ibalulekile ekuxhumaneni ezimotweni ezixhunyiwe, ukuqinisekisa ukuphepha nokusebenza ngobuchwepheshe be-5G.
Izimboni Ibalulekile ekuxhumaneni okungenamthungo kumafekthri ahlakaniphile kanye ne-automation, eqhutshwa yi-Industry 4.0 ne-IoT.

Lezi zixhumi ziqinisekisa ukuhlanganiswa okungenamthungo kumanethiwekhi anesivinini esikhulu, okusekela izidingo ezikhulayo zengqalasizinda yesimanje yezokuxhumana.


I-Teleom RFE Waterproof Outdoor Drop Cable LC Connector igqama njengempahla ebalulekile yezinhlelo ze-telecom zangaphandle. Idizayini yayo ethuthukisiwe iqinisekisa ukuqina, ukuhambisana, nokusebenza okuthembekile. Imibiko yezimboni igqamisa isidingo esikhulayo sezixhumi ezisekela ukudluliswa kwedatha ngesivinini esikhulu, ikakhulukazi kumanethiwekhi e-5G. Ukutshala imali kulezi zixhumi kuqinisekisa ukusebenza kahle kwesikhathi eside kanye nokulungiswa okuncishisiwe.

Ubufakazi Incazelo
Isidingo Sezixhumi Ezithuthukile Isidingo esikhulayo sokuxhumana okungenamthungo kanyeukudluliswa kwedatha ngesivinini esikhulukubuchwepheshe be-5G.
Amathuba Okukhula Ukuthuthukiswa kwesixhumi esisha sezinhlelo zokusebenza ze-5G kunikeza amandla abalulekile okusebenza kahle.

Ngokukhetha lesi sixhumi, ochwepheshe be-telecom bavikela ukusebenza kahle kwenethiwekhi kanye nengqalasizinda yabo yobufakazi besikhathi esizayo.

FAQ

Yini eyenza i-Dowell Waterproof Outdoor Drop Cable LC Connector ihluke?

Isixhumi se-Dowell Waterproof Outdoor Drop Cable LC Connector sinomklamo olinganiselwe nge-IP67, ukukhiya kwe-bayonet okuqinile, nokuhambisanaama-multimode kanye ne-single-mode fibers, ukuqinisekisa ukusebenza okuthembekile kwe-telecom yangaphandle.

Ingabe isixhumi singakwazi ukumelana nezimo zezulu ezimbi kakhulu?

Yebo, Isixhumi se-Dowell Waterproof Outdoor Drop Cable LC Connector sisebenza kahle emazingeni okushisa asuka ku -40°C kuya ku-+85°C futhi simelana namanzi, uthuli, nokugqwala, kusenze silungele ukusetshenziswa.izindawo ezinokhahlo.

Ingabe isixhumi siyahambisana nezinhlelo ze-telecom ezikhona?

Isixhumi sisekela ama-transceivers e-LC duplex SFP ajwayelekile embonini, aqinisekisa ukuhlanganiswa okungenamthungo ezinhlelweni ezikhona, kufaka phakathi amanethiwekhi we-WiMax, LTE, kanye ne-5G, ngezinhlelo zokusebenza ze-telecom eziguquguqukayo.


Isikhathi sokuthumela: Mar-13-2025