Thaub qab UPS roj teeb

Cov khoom siv hluav taws xob tsis sib cuam tshuam tau txhim kho txij li General Electric pib tshawb nrhiav thiab tsim lawv hauv xyoo 1960, tab sis cov ntsiab lus hauv qab tau tseem zoo li qub. UPS loj siv nyob rau hauv cov chaw zov me nyuam yog feem ntau peb-theem 480V nyob rau hauv North America, as opposed to the mains three-phase 208V. Kev siv hluav taws xob hluav taws xob hauv Tebchaws Europe tau muab peb-theem 400V los ntawm cov chaw khaws ntaub ntawv.

Cov khoos phis tawj PC, cov ntawv sau nyiaj ntsuab, tshuab POS, kev saib xyuas, cov khoom siv hauv chaw ua haujlwm, cov kev sib txuas lus me me, cov khoom siv hauv network me, thiab lwm yam tuaj yeem siv cov roj teeb thaub qab.

Nws khaws cov hluav taws xob hluav taws xob hauv nws cov roj teeb thiab xa nws thaum xav tau, muab cov khoom siv txuas ntxiv ntawm lub zog thaum lub zog hluav taws xob. Cov cuab yeej txuas mus rau lub zog tseem ceeb los ntawm txoj hlua hluav taws xob, uas tso cai rau nws rov them dua thaum lub zog ntws. Nws saib xyuas cov kab hluav taws xob thiab cia li hloov mus rau hom roj teeb thaum lub zog tawm.

Cov lus qhia txog kev nyab xeeb:

1. Ua raws li cov chaw tsim khoom siv phau ntawv.

2. Tsuas yog txuas cov cuab yeej siv tau nrog lub cuab yeej.

3. Paub meej tias lub roj teeb muaj nqi txaus ua ntej siv.

4. Tsis txhob tso lub roj teeb rau qhov kub, dej, lossis tshav ntuj ncaj qha.

5. Khaws lub cuab yeej nyob rau hauv qhov chaw uas muaj cua zoo kom tsis txhob muaj cua sov.

6. Tua lub cuab yeej thiab txiav lub roj teeb ua ntej kev pabcuam lossis ntxuav.
Hauv kev xaus, cov khoom lag luam yog ib qho tseem ceeb ntawm cov khoom siv uas muab cov khoom siv hluav taws xob rov qab thaum lub sijhawm tawg lossis hloov pauv. Nws qhov zoo muaj xws li kev tiv thaiv, hluav taws xob thaub qab, yooj yim, thiab tus nqi-zoo. Kev ntim khoom kom zoo, kev thauj mus los, thiab kev siv txhua hnub yog qhov tseem ceeb rau kev ua kom nws muaj kev nyab xeeb thiab siv tau ntev.

FAQ

Nqe Lus Nug 1: Kuv tuaj yeem tso qhov kev txiav txim li cas?

Rau kev txiav txim, tiv tauj nrog ib qho ntawm peb cov neeg muag khoom muag. Thov ua raws li qhov koj ua tau thaum piav txog koj cov kev xav tau. yog li ntawd peb tuaj yeem xa koj qhov deal tam sim ntawd.

Nqe lus nug 2. Thaum twg koj yuav tso tus nqi?

Feem ntau, peb teb koj cov lus nug nrog cov lus hais hauv 24 teev.

Nqe lus nug 3. Koj ua li cas them nyiaj?

1) Rau kev txiav txim mus sib hais, TT lossis Western Union; 2) Rau OEM lossis ODM xaj, 30% tso nyiaj thiab 70 feem pua ​​​​ntawm daim B / L.

Cim npe nrov: Backups roj teeb, Tuam Tshoj backup ups roj teeb lwm tus neeg