Boholo le Litekanyo tsa Rack ea Li-inch tse 19 li Hlalositsoe: Tataiso e Felletseng ea Maemo a Server le Rackmount PC

Rake ea lisenthimithara tse 19 ke foreimi e tloaelehileng lefatšeng ka bophara e sebelisetsoang li-server tse kenyang, lisebelisoa tsa marang-rang, taolo ea indasteri le lisebelisoa tsa pono ea molumo. Qalong e ne e hlalosoa ke maemo a EIA-310, rake e totobatsa bophara ba phanele e ka pele ea lisenthimithara tse 19 (482.6 mm), e lumellang lisebelisoa tse fapaneng ho tsoa ho bahlahisi ba fapaneng ho lekana ka har'a sekwahelo se le seng. Ho lumellana hona ho entse hore litsamaiso tsa rackmount e be mokokotlo oa litsi tsa data, likamore tsa puisano, li-studio tsa phatlalatso le lits'ebeletso tsa othomathike tsa indasteri.

Litekanyo tsa rack li thehiloe khopolong ea yuniti ea rack (U), moo 1U e lekanang le lisenthimithara tse 1.75 (44.45 mm) ka bolelele. Lisebelisoa tse kang seva ea 1U, sehlopha sa polokelo sa 2U, kapa PC ea indasteri ea 4U li ka beoa ka holimo ka har'a rack e le 'ngoe, ho eketsa bongata ha ho ntse ho bolokoa boholo bo ka lebelloang. Botebo boa fetoha haholo, ho tloha ho 600 mm ho isa ho 1200 mm (24-48 inches), 'me hangata bo khethoa ho latela litlhoko tsa ho pholisa, taolo ea cable, le mofuta oa lisebelisoa tse ka kenngoang rack tse sebelisoang.

Melemo ea bohlokoa ea sebopeho sa rack sa lisenthimithara tse 19 e kenyelletsa:

• Tšebelisano-'moho ho pholletsa le barekisi
• Tšebeliso e sebetsang ea sebaka ka ho bokellana ka ho otloloha
• Ho khoneha bakeng sa ho holisa tikoloho ea IT kapa ea indasteri
• Tšehetso bakeng sa lisebelisoa tse kang matsoho a taolo ea lithapo, li-unit tsa kabo ea motlakase le taolo ea phallo ea moea.

Libakeng tsa sejoale-joale tsa IT le tsa indasteri, boholo le litekanyo tsa raka ea lisenthimithara tse 19 li sebetsa e le motheo oa ho haha ​​​​moralo oa motheo o tšepahalang, o ka atolosoang le o lumellanang le maemo.

Rake ea lisenthimithara tse 19 e bile motheo oa li-PC tse kenyang rack, li-server le lisebelisoa tsa puisano ka nako e fetang lekholo. Tšimoloho ea eona e simoloha ho AT&T ka 1922, ha li-repeater tsa mohala li fana ka sistimi e tloaelehileng ea ho kenya ho nolofatsa ho kenya le ho hlokomela. Seo se qalileng e le tharollo ea puisano ka mohala kapele se ile sa fetoha tekanyetso ea lefats'e bakeng sa litsi tsa data, othomathike ea indasteri le lisebelisoa tsa audiovisual.

Ho netefatsa hore lia lumellana nako e telele, ho hlahisitsoe litekanyetso tse 'maloa tsa machaba tsa rack:

• EIA-310-D – E hlalosa bophara ba semmuso ba rack ea lisenthimithara tse 19, yuniti ea bolelele (U) ea lisenthimithara tse 1.75 (44.45 mm) le sebaka sa masoba.
• IEC 60297 – Tekanyetso ea machaba bakeng sa litekanyo tsa rack, mekhoa ea ho kenya masoba le ho lumellana ha libaka.
• DIN 41494 – Tekanyetso ea Europe e thehiloeng ho litlhaloso tsa IEC 'me e sebelisoa khafetsa likhaboteng tsa taolo ea indasteri.
• CEA-310-E – mohlahlami oa litataiso tsa EIA, ho netefatsa litekanyo tse tšoanang tsa rack bakeng sa IT le lisebelisoa tsa elektroniki.

Khopolo ea bohlokoa ke yuniti ea rack (U), e lekanyang bophahamo ba sesebelisoa ka makhetlo a mangata a lisenthimithara tse 1.75. Sena se lumella seva ea rackmount ea 1U, sesebelisoa sa polokelo sa 2U, kapa chassis ea PC ea indasteri ea 4U ho kena ka mokhoa o se nang sekoli ka har'a sekwahelo se le seng.

Tafole ea kakaretso e potlakileng

Litekanyetso tsena tsa rack li ntse li le bohlokoa ho netefatsa hore li-PC tsa rackmount, li-server, li-switch le litsamaiso tsa indasteri li lula li sebelisana, li ka atolosoa ebile li tšepahala ho pholletsa le liindasteri.

Ho utloisisa litekanyo tsa mantlha tsa rack ea lisenthimithara tse 19 ho bohlokoa ha ho sebelisoa li-PC tsa rackmount, li-server le lisebelisoa tsa marang-rang. Litekanyo tse tharo tsa bohlokoa ke bophara, bophahamo le botebo, e 'ngoe le e 'ngoe e hlalosoa ke maemo a indasteri, empa ka liphetoho bakeng sa lits'ebetso tse itseng.

• Bophara ba rack – Bophara ba phanele e ka pele bo tloaelehileng ke lisenthimithara tse 19 (482.6 mm) joalo ka ha ho hlalositsoe ke EIA-310. Lireile tse khomaretsoang li batla li le tšesaane, ka sebaka sa kahare sa lisenthimithara tse 17.75, ho netefatsa hore lisebelisoa tse nang le li-handle kapa li-bezel li ntse li tla lekana. Liindasteri tse ling le tsona li sebelisa li-racks tsa lisenthimithara tse 23, empa boholo ba li-racks tsa lisenthimithara tse 19 bo ntse bo le matla lits'ebetsong tsa taolo ea IT le indasteri.
• Bophahamo ba rack – e lekanngoa ka diyuniti tsa rack (U), moo 1U e lekanang le di-inchi tse 1.75 (44.45 mm). Disebediswa tse kang di-server tsa rackmount tsa 1U, di-array tsa polokelo tsa 2U, le di-PC tsa indasteri tsa 4U di etseditswe tekanyo ena. Boholo bo tlwaelehileng ba chassis ke 42U kapa 48U, bo nang le bokgoni bo otlolohileng ba ho feta maoto a 6.
• Botebo ba rack – Ho fapana le bophara le bophahamo, botebo ha boa lekanngoa ka botlalo. Mefuta e tloaelehileng ke 600 mm (24″), 800 mm (31.5″), 1000 mm (39.4″), le 1200 mm (47.2″). Khetho ea botebo e ama tsamaiso ea cable, phallo ea moea, le ho lumellana le li-server tse kholo.

Kakaretso ea litekanyo tsa rack

Ka ho ikamahanya le litekanyo tsena tsa rack, mekhatlo e netefatsa hore ho na le tšebelisano-'moho, tšebeliso e sebetsang ea sebaka, le meralo ea motheo e ka atolosoang bakeng sa ts'ebetso ea IT le ea li-PC tsa rackmount tsa indasteri.

Rake ea lisenthimithara tse 19 e fumaneha ka mefuta le litlhophiso tse 'maloa, e 'ngoe le e 'ngoe bakeng sa li-PC tse ikhethileng tsa ho kenya li-rack, li-server, likhokahano tsa mohala le lits'ebetso tsa indasteri. Ho khetha setaele se nepahetseng ho netefatsa tšebeliso e ntle ea sebaka, phallo ea moea le tšehetso ea lisebelisoa.

• Liraka tsa poso tse peli (relay) – e tshesane, e bobebe, mme hangata e kentswe fatshe, tsena di loketse di-switch tsa netweke, diphanele tsa patch, le disebediswa tse bobebe tsa ho kenya rack. Hangata di fumaneha dikhabotheng tsa puisano moo botebo le boima di lekanyeditsweng.
• Liraka tsa poso tse 'ne li fana ka lireile tsa ho kenya ka pele le ka morao, tse fanang ka kabo e betere ea boima bakeng sa li-server, litsamaiso tsa UPS, le li-PC tse boima tsa indasteri. Li ka buloa bakeng sa phihlello kapa tsa koaloa bakeng sa ts'ireletso le taolo ea phallo ea moea.
• Li-rack enclosures (likhabinete) – E koetsoe ka botlalo ka mamati a notleloang, diphanele tse ka thoko, le ditsamaiso tsa taolo ya dikheibole. E tumme haholo ditsing tsa data le dikamoreng tsa othomathiki tsa diindasteri moo tshireletso ya lerōle, taolo ya ho phodisa le tshireletso di leng bohlokwa haholo.
• Liraka tse kentsoeng leboteng – dikobo tse nyane bakeng sa diofisi tsa makala, dikenyo tsa AV, kapa dimela tse nyane tsa diindasteri. Hangata di na le bokgoni ba ho tloha ho 6U ho isa ho 18U.
• Liraka tse khethehileng – E kenyeletsa liraka tse sa keneleng molumo bakeng sa libaka tsa ofisi, liraka tse nang le litšisinyeho tsa lefatše tse lumellanang le Telcordia GR-63-CORE, le mabokose a sefofane a tsamaeang a ATA bakeng sa lisebelisoa tsa phatlalatso le liketsahalo tse etsahalang ka kotloloho.

Kakaretso ea tlhophiso ea rack

Ka ho khetha tlhophiso e nepahetseng ea rack, mekhatlo e ka fumana tekano pakeng tsa ho teteana, ho pholisa, tsamaiso ea cable le ts'ireletso ho theha meralo ea motheo ea rackmount e sebetsang hantle le e tšepahalang.

Karolo ea bohlokoa ea sistimi efe kapa efe ea rack ea lisenthimithara tse 19 ke li-rails tsa eona tsa ho kenya le lisebelisoa, tse hlalosang hore na li-PC tsa rack, li-server le lisebelisoa tsa marang-rang li kentsoe ka mokhoa o sireletsehileng le o sebetsang hantle hakae. Leha boholo ba rack le litekanyo li theha moralo, ke li-rails, lipaterone tsa masoba le li-fasteners tse netefatsang botsitso ba nako e telele, phihlello e bonolo, le ho lumellana le lisebelisoa tse fapaneng.

Mefuta ea masoba a ho kenya

Litekanyetso tsa indasteri li hlalosa mefuta e meraro e tloaelehileng ea masoba e sebelisoang lireng tsa rack:

• Masoba a nang le khoele - Masoba a nang le khoele a tjhekilweng esale pele (hangata 10-32, 12-24, kapa M6) a amohelang dikurufu ka ho toba. A tshepahala, empa ha a tenyetsehe hakaalo, kaha ho tiisa ho feteletseng ho ka senya dikhoele.
• Ka masoba (a chitja) - masoba a se nang likhoele a hlokang likurufu le linate. Ha a atile haholo lirakeng tsa IT tsa sejoale-joale, empa a ntse a fumaneha lirakeng tsa indasteri.
• Masoba a sekwere - moralo o atileng haholo kajeno. Tsena li amohela linate tsa likheishene, li lumella mefuta e fapaneng ea likurufu le ho nkeloa sebaka ka potlako. E tloaelehileng lirakeng tse ngata tsa seva, litsi tsa data, le likhabinete tsa khoebo.

Litšepe tsa ho kenya le litsamaiso tsa ho thellisa

Li-rails ke lipalo tse otlolohileng ka har'a raka tse bolokang lisebelisoa. Lisebelisoa tse ngata, haholo-holo li-server tsa rackmount le li-PC tsa indasteri, li sebelisa lisebelisoa tsa literene tse thellang tse hokeloang litereneng tse ka pele le tse ka morao. Litsamaiso tsena li lumella:

• Phihlello e bonolo bakeng sa tlhokomelo kapa sebaka
• Tšehetso e fetohang ka potlako bakeng sa li-server tsa khoebo
• Matsoho a taolo ea likhoele (CMA) bakeng sa ho hlophisa likhoele ka mor'a seva

Lireile tsa boleng bo holimo hangata li etsoa ka tšepe e teteaneng ea 2 mm, e leng se eketsang bokhoni ba ho jara mojaro bakeng sa li-PC tse boima tsa 2U kapa 4U rackmount.

Tšehetso ea sebopeho le lintho tse amanang le litšisinyeho tsa lefatše

Bakeng sa botsitso, liraka tsa post-four li aba boima ba lisebelisoa ka ho lekana, ka hona li fokotsa khatello ea likarolo tse kenngoang. Libakeng tse nang le ts'ebetso ea ho thothomela kapa ea ho sisinyeha ha lefatše, liraka li tlameha ho fihlela litekanyetso tsa ho latela melao ea Telcordia GR-63-CORE le GR-3108-CORE. Tsena li hloka lireile tse matlafalitsoeng, tšehetso le lisebelisoa tse ka mamellang meroalo e phahameng.

Lisebelisoa le katoloso ea hardware

Hangata tikoloho e felletseng ea lisebelisoa tsa rackmount e kenyelletsa:

• Linate tsa cage le linate tsa clip - bakeng sa ho fetola boholo bo fapaneng ba likurufu
• Adaptara ea terene – bakeng sa ho kenya lisebelisoa tse sa tloaelehang
• Literei tsa cable le li-ducts - bakeng sa taolo ea lithapo tse hlophisitsoeng
• Diyuniti tsa kabo ya motlakase (PDUs) – di kentswe ka ho otloloha kapa sebakeng sa zero-U bakeng sa phepelo ya motlakase e sebetsang hantle
• Li-slots tsa fene le li-deflector tsa moea - ho boloka pholiso e sebetsang hantle ka har'a li-server tse tletseng batho ba bangata

Tafole ea litšupiso bakeng sa likarolo tsa kopano

Ka ho khetha sistimi e nepahetseng ea terene e hokelang le lisebelisoa tsa hardware, mekhatlo e netefatsa hore meralo ea motheo ea bona ea ho hokela rack ha e sireletsehe feela empa hape e ntlafalitsoe bakeng sa tlhokomelo e bonolo, phallo ea moea le ts'epo ea nako e telele.

Rake ea lisenthimithara tse 19 ha se foreimi feela; ke motheo oa ho boloka mefuta e mengata ea li-rack PC tse sebelisoang litsing tsa data, likhokahanong tsa mohala, khasong le boiketsetso ba indasteri. Boholo ba eona ba rack bo tloaelehileng le litekanyo li lumella lisebelisoa tse fapaneng ho tsoa ho barekisi ba bangata ho phela hammoho ka har'a sekwahelo se le seng, ho netefatsa hore lia sebelisana 'moho le hore li ka atoloha.

Lisebelisoa tse tloaelehileng tsa ho kenya li-rackmount

• Likhomphutha tsa Rackmount le likhomphutha tsa indasteri – hangata ho tloha ho 1U ho isa ho 4U e phahameng, e etselitsoeng taolo ea indasteri, boiketsetso ba fektheri le khomphutha e ka thoko.
• Liseva – Li-server tsa mahare, li-server tsa kopo ea 1U le li-server tsa polokelo tsa 2U–4U li laola li-rack tsa setsi sa data.
• Lisebelisoa tsa marang-rang – li-router, li-switch, li-firewall le liphanele tsa li-patch tse etsang mokokotlo oa marang-rang a IT le a puisano ea khoebo.
• Phepelo ea motlakase le li-unit tsa ho pholisa – ditsamaiso tsa rackmount UPS, di-PDU (Diyuniti tsa Kabo ya Matla) le diterei tsa difene bakeng sa taolo ya phallo ya moya.
• Lisebelisoa tsa pono ea molumo – ho kopanya li-consoles, li-amplifier le li-encoder tsa phatlalatso, tse sebelisoang haholo li-rack tsa tlhahiso ea AV le mecha ea phatlalatso.

Sebelisa libakeng tse fapaneng

• Litsi tsa data –Liraka li nolofalletsa ho kenngoa ha li-server tse nang le basebetsi ba bangata, ho pholisa moea ka katleho (ho tloha ka pele ho ea ka morao) le tsamaiso ea cable e hlophisitsoeng.
• Lisebelisoa tsa puisano – Liraka tsa relay tsa post-two-post li tšoara li-switch tse bobebe tsa puisano le lisebelisoa tsa patch.
• Libaka tsa indasteri – Liraka tse koetsoeng li sireletsa li-PC tsa li-rack tsa indasteri lerōleng, ho thothomela le ho feto-fetoha ha mocheso.
• Kgaso le AV – liraka tse khethehileng li fana ka sebaka sa ho thibela molumo, ho tsamaea (maemong a ho fofa) le polokeho ea litšisinyeho tsa lefatše.

Tafole ea ho Romela Lisebelisoa tsa Rack

Ka ho sebelisa mokhoa oa rack oa lisenthimithara tse 19, mekhatlo e fihlella bokhoni ba sebaka, kholo e hlophisitsoeng, le tlhokomelo e ntlafetseng, e leng se etsang hore e be khetho e akaretsang bakeng sa meralo ea motheo ea sejoale-joale ea rackmount. (Ithute haholoanyane ka li-PC tsa rackmount tsa 1U, li-PC tsa rackmount tsa 2U, jj.)

Leha rack ea lisenthimithara tse 19 e le tekanyetso ea lefats'e bakeng sa li-server tse hokelang, lik'homphieutha tsa liindasteri tse kenyang rackmount , le lisebelisoa tsa marang-rang, ho na le maemo a mang a rack a ntseng a sebelisoa liindastering tse itseng. Ho utloisisa liphapang tsena ho bohlokoa ha ho raloa le ho atolosoa ha meralo ea motheo.

Melao e meng ea liraka

• Liraka tsa lisenthimithara tse 10 - Liraka tse nyane, tse atisang ho sebelisoa bakeng sa lisebelisoa tse nyane tsa marang-rang, lisebelisoa tsa AV kapa lilaboratori tsa lapeng. Li boloka sebaka, empa ha li ka atolosoa bakeng sa tšebeliso likhoebong kapa indastering.
• Liraka tsa lisenthimithara tse 23 - Tekanyetso ea khale ea puisano ea mohala, e tloaelehileng litsing tsa khale tsa ho fetola. Liraka tsena li fana ka bophara bo bongata ba phanele (584 mm) empa boholo ba tsona li nkeloa sebaka ke liraka tsa lisenthimithara tse 19 litsing tsa data tsa sejoale-joale.
• Open Rack Standard (OCP) – E ntlafalitsoe ke Open Compute Project, liraka tsena li boloka bophara bo tšoanang ba chassis ba 600 mm empa li tšehetsa li-module tse pharaletseng tsa lisebelisoa tsa IT (21 inches / 533 mm). Li ratoa haholo litsing tsa data tsa hyperscale bakeng sa bongata bo phahameng le phallo ea moea e ntlafetseng.
• Eurocard / DIN 41494 – E sebelisoa haholo taolong ea indasteri le litsamaisong tse kentsoeng, e tsamaellanang le litlhaloso tsa IEC 60297. Hangata e sebelisoa bakeng sa lisebelisoa tse thehiloeng ho PCB litsamaisong tsa othomathiki le liteko.

Tafole ea papiso

Ho bapisa rack ea lisenthimithara tse 19 le mekhoa ena e meng ho hlakisa hore na ke hobane'ng ha e ntse e le khetho e ka sehloohong: ho lumellana ho pharaletseng, ho latela maemo a indasteri, le ho khona ho hola. Libaka tse ikhethileng—tse kang likhokahano tsa mohala kapa k'homphieutha e phahameng—li ntse li ka khetha mekhoa e meng bakeng sa litlhoko tse itseng tsa ts'ebetso.

Rake ea lisenthimithara tse 19 e ntse e le moralo o akaretsang oa li-PC tsa rackmount tsa bolulo, li-server, lisebelisoa tsa marang-rang le litsamaiso tsa taolo ea indasteri. Boholo ba eona ba rack bo tloaelehileng le litekanyo - bophara ba lisenthimithara tse 19, bophahamo ba yuniti ea rack ea lisenthimithara tse 1.75 (U), le botebo ba 600–1200 mm - e fana ka tšebelisano-'moho e hlokahalang bakeng sa lits'ebetso tsa sejoale-joale tsa IT, puisano ea mohala le indasteri. Ka ho khomarela litekanyetso tse thehiloeng tsa EIA-310 le IEC 60297, lik'hamphani li netefatsa hore lisebelisoa tse tsoang ho barekisi ba fapaneng li kena hantle ka har'a sekwahelo se le seng.

Liphihlelo tsa bohlokoa

• Bophara: E tsitsitse ho lisenthimithara tse 19 (482.6 mm), e netefatsang hore e lumellana le lefats'e ka bophara.
• Bolelele: E lekanngoa ka diyuniti tsa rack (U), mme rack tsa 42U le 48U di atile haholo ditsing tsa data.
• Botebo: E tenyetseha pakeng tsa 600 mm le 1200 mm, e kgethilwe ho latela bolelele ba seva, sebaka sa thapo le phallo ya moya.
• Mefuta ea liraka: Liraka tsa relay tse nang le poso tse peli bakeng sa lisebelisoa tse bobebe tsa puisano, liforeimi tse bulehileng tse nang le poso tse 4 bakeng sa li-server tse boima, le libaka tse koetsoeng bakeng sa tikoloho e sireletsehileng, e laoloang ke lerōle.
• Lisebelisoa tsa ho kenya: Masoba a sekwere a nang le linate tsa lihoko jwale ke maemo a indasteri, a kopantswe le di-slide rails, di-CMA (matsoho a taolo ya dikheibole) le di-PDU bakeng sa tshebetso e sebetsang hantle.

Mekhoa e metle ea ho kenya li-rackmount

• Rera bakeng sa kholo – Khetha rack e nang le diyuniti tse ding tsa rack ho amohela di-server tsa nakong e tlang, ditsamaiso tsa UPS, kapa dikhomphutha tsa indasteri.
• Beha pele ho pholisa – Netefatsa hore moea o phalla ho tloha ka pele ho ea ka morao, siea sebaka bakeng sa liphaephe tsa fene, 'me u nahane ka ho se behe lipoleiti tse se nang letho ho qoba libaka tse chesang.
• Hlophisa likhoele tsa cable - Sebelisa balaoli ba lithapo tse otlolohileng, li-PDU tse se nang U, le li-CMA ho boloka lithapo li hlophisitsoe hantle ebile li sebetsa.
• Netefatsa botsitso – Libakeng tse nang le litšisinyeho tsa lefatše kapa tsa indasteri, sebelisa liraka tse netefalitsoeng ho latela maemo a Telcordia GR-63-CORE.
• Lekanya habeli, kenya hang – Kamehla netefatsa botebo ba raka, mokhoa oa ho kenya lesoba le boima ba lona pele le kenngoa.

Ka ho sebelisa mekhoa ena e metle bakeng sa ho kenya liraka, batsamaisi le baenjiniere ba IT ba ka haha ​​meralo ea motheo ea liraka e ka atolosoang, e sireletsehileng le e tšepahalang e eketsang nako ea ho sebetsa, e ntlafatsang katleho ea phallo ea moea, le ho nolofatsa tlhokomelo ea nako e telele.