Siemens 7SA513 - Page 123

0HWKRG RI RSHUDWLRQ6$
9
&*&
 6RIWZDUH PRQLWRULQJ
)RU FRQWLQXRXV PRQLWRULQJ RI WKH SURJUDP VH
TXHQFHV D ZDWFKGRJ WLPHU LV SURYLGHG ZKLFK ZLOO UH
VHW WKH SURFHVVRU LQ WKH HYHQW RI SURFHVVRU IDLOXUH RU
LI D SURJUDP IDOOV RXW RI VWHS )XUWKHU LQWHUQDO SODXVL
ELOLW\ FKHFNV HQVXUH WKDW DQ\ IDXOW LQ SURFHVVLQJ RI
WKH SURJUDPV FDXVHG E\ LQWHUIHUHQFH ZLOO EH UHFRJ
QL]HG 6XFK IDXOWV OHDG WR UHVHW DQG UHVWDUW RI WKH SUR
FHVVRU
,I VXFK D IDXOW LV QRW HOLPLQDWHG E\ UHVWDUWLQJ IXUWKHU
UHVWDUWV DUH LQLWLDWHG ,I WKH IDXOW LV VWLOO SUHVHQW DIWHU
WKUHH UHVWDUW DWWHPSWV ZLWKLQ  V WKH SURWHFWLYH V\V
WHP ZLOO VZLWFK LWVHOI RXW RI VHUYLFH DQG LQGLFDWH WKLV
FRQGLWLRQ E\ GURSRII RI WKH DYDLODELOLW\ UHOD\ WKXV LQ
GLFDWLQJ lHTXLSPHQW IDXOWl DQG VLPXOWDQHRXVO\ WKH
/(' l%ORFNHGl FRPHV RQ
 0RQLWRULQJ RI H[WHUQDO PHDVXULQJ
WUDQVIRUPHU FLUFXLWV
7R GHWHFW LQWHUUXSWLRQV RU VKRUW FLUFXLWV LQ WKH H[WHU
QDO PHDVXULQJ WUDQVIRUPHU FLUFXLWV RU IDXOWV LQ WKH
FRQQHFWLRQV DQ LPSRUWDQW FRPPLVVLRQLQJ DLG WKH
PHDVXUHG YDOXHV DUH FKHFNHG DW F\FOLF LQWHUYDOV DV
ORQJ DV QR SLFNXS FRQGLWLRQ H[LVWV
 &XUUHQW V\PPHWU\
,Q KHDOWK\ RSHUDWLRQ LW FDQ EH H[SHFWHG WKDW WKH
FXUUHQWV ZLOO EH DSSUR[LPDWHO\ V\PPHWULFDO 7KH
IROORZLQJ DSSOLHV
_,
PLQ
__ ,
PD[
_6<0)DFW,
LI
,
PD[
,
1
!6<0,WKUHV,
1
,
PD[
LV DOZD\V WKH ODUJHVW RI WKH WKUHH SKDVH FXU
UHQWV DQG ,
PLQ
DOZD\V WKH VPDOOHVW 7KH V\PPHWU\
IDFWRU 6<0)DFW, UHSUHVHQWV WKH PDJQLWXGH RI
DV\PPHWU\ RI WKH SKDVH FXUUHQWV DQG WKH WKUHVK
ROG 6<0,WKUHV LV WKH ORZHU OLPLW RI WKH SURFHVVLQJ
DUHD RI WKLV PRQLWRULQJ IXQFWLRQ VHH )LJXUH 
%RWK SDUDPHWHUV FDQ EH VHW VHH 6HFWLRQ 
6<0,WKUHV
6ORSH
6<0)DFW,
,
PD[
,
1
,
PLQ
,
1
)LJXUH  &XUUHQW V\PPHWU\ PRQLWRULQJ
 9ROWDJH V\PPHWU\
,Q KHDOWK\ RSHUDWLRQ LW FDQ EH H[SHFWHG WKDW WKH
YROWDJHV ZLOO EH DSSUR[LPDWHO\ V\PPHWULFDO
7KHUHIRUH WKH GHYLFH FKHFNV WKH WKUHH SKDVHWR
SKDVH YROWDJHV IRU V\PPHWU\
7KH IROORZLQJ DSSOLHV
_8
PLQ
__8
PD[
_6<0)DFW8
LI
_8
PD[
_!6<08WKUHV
ZKHUHE\ 8
PD[
LV WKH ODUJHVW RI WKH WKUHH YROWDJHV
DQG 8
PLQ
WKH VPDOOHVW 7KH V\PPHWU\ IDFWRU
6<0)DFW8 UHSUHVHQWV WKH PDJQLWXGH RI WKH
DV\PPHWU\ RI WKH VXP RI WKH YROWDJHV 7KH WKUHVK
ROG 6<08WKUHV LV WKH ORZHU OLPLW RI WKH SURFHVVLQJ
DUHD RI WKLV PRQLWRULQJ IXQFWLRQ VHH )LJXUH 
%RWK SDUDPHWHUV FDQ EH VHW VHH 6HFWLRQ 
6<08WKUHV
6ORSH
6<0)DFW8
8
PLQ
8
1
8
PD[
8
1
)LJXUH  9ROWDJH V\PPHWU\ PRQLWRULQJ
www . ElectricalPartManuals . com