Page 75 - intelligent encyclopedia ( equipment issue 1 )
P. 75
intelligent
UPS
An uninterruptible
UPS
power supply
$Q XQLQWHUUXSWLEOH SRZHU VXSSO\ 836 LV UHTXLUH-
PHQW RI HYHU\ RIÀFH KRPH SODFH RU V\VWHP 836
LV SRZHU VXSSO\ SURYLGHV FRXQWLHV SRZHU DQG JLYHV
IHZ EHQHÀWV WR ERWK KRPH RIÀFH DQG EXVLQHVV 0RVW-
O\ UHTXLUHG WR NHHSLQJ WKH 3& DQG RWKHU HOHFWURQLF
V\VWHPV LQ UXQQLQJ PRGH ,W NHHSV VDIH IURP SRZHU
VXUJHV DQG ÀJKW DOVR DJDLQVW ORDG VKHGGLQJ
,W GHYLFH WKDW DOORZV D FRPSXWHU WR NHHS UXQQLQJ IRU
DW OHDVW D VKRUW WLPH ZKHQ WKH SULPDU\ SRZHU VRXUFH
LV ORVW ,W DOVR SURYLGHV SURWHFWLRQ IURP SRZHU ,W
FDEOH WR FKDUJH LW VDYH WKH HOHFWULFDO SRZHU WR IHG
WKH PDFKLQH RU GHYLFH WKH HOHFWULFDO FXUUHQW ZKHQ WKH
PDLQ SRZHU GLVFRQQHFWHG DQG LW XVXDOO\ XVHG ZLWK
VPDOO ORDGV ZKLFK GRQ·W H[FHHG .9$
Ups consist of:
&RQYHUW WKH $& SRZHU WR
5HFWLÀHU '& SRZHU WR FKDUJH WKH
battery.
8VHG WR FRQWURO LQ WKH
Controller: VWDUWLQJ DQG HQGLQJ WKH
FKDUJLQJ SURFHVV
8VHG WR FRQYHUW WKH '&
Inverter: SRZHU ZKLFK FRPLQJ IURP
WKH EDWWHU\ WR $& SRZHU WR
fed the loads
(OHFWURQLF UHFWLÀHU
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