Download Print this page

Siemens SIPROTEC 7SA511 Instruction Manual page 250

Numerical distance protection relay

Advertisement

6$
9

&RPPLVVLRQLQJ XVLQJ SULPDU\ WHVWV
$OO VHFRQGDU\ WHVWLQJ VHWV DQG HTXLSPHQW PXVW EH
UHPRYHG 5HFRQQHFW FXUUHQW DQG YROWDJH WUDQVIRUP
HUV )RU WHVWLQJ ZLWK SULPDU\ YDOXHV WKH OLQH PXVW EH
HQHUJL]HG
:DUQLQJ
3ULPDU\ WHVWV VKDOO EH SHUIRUPHG RQO\ E\
TXDOLILHG SHUVRQQHO ZKLFK LV WUDLQHG LQ
FRPPLVVLRQLQJ RI SURWHFWLRQ V\VWHPV DQG
IDPLOLDU ZLWK WKH RSHUDWLRQ RI WKH SURWHFWHG
REMHFW DV ZHOO DV WKH UXOHV DQG UHJXODWLRQV
VZLWFKLQJ HDUWKLQJ HWF

&XUUHQW YROWDJH DQG SKDVH VH
TXHQFH FKHFNV
&RQQHFWLRQV WR FXUUHQW DQG YROWDJH WUDQVIRUPHUV DUH
FKHFNHG ZLWK SULPDU\ YDOXHV )RU WKLV SXUSRVH D
ORDG FXUUHQW RI DW OHDVW 
QHFHVVDU\ ,I WKH PHDVXULQJ FLUFXLW FRQQHFWLRQV DUH
FRUUHFW QRQH RI WKH PHDVXUHG YDOXH PRQLWRULQJ V\V
WHPV LQ WKH UHOD\ ZLOO RSHUDWH ,I D IDXOW LQGLFDWLRQ DS
SHDUV WKH SRVVLEOH FDXVHV FDQ EH IRXQG LQ WKH RS
HUDWLRQDO DQQXQFLDWLRQV $GGUHVV  
)RU FXUUHQW VXP RU YROWDJH VXP HUURUV WKH PDWFKLQJ
IDFWRUV 6HFWLRQ  VKRXOG EH FKHFNHG
,I WKH V\PPHWU\ PRQLWRULQJ DSSHDUV LW LV SRVVLEOH
WKDW DV\PPHWU\ LV LQ IDFW SUHVHQW RQ WKH OLQH ,I WKLV LV
D QRUPDO RSHUDWLRQDO FRQGLWLRQ WKH FRUUHVSRQGLQJ
PRQLWRULQJ IXQFWLRQ VKRXOG EH VHW DW D OHVV VHQVLWLYH
YDOXH 6HFWLRQ  
7KH SKDVH URWDWLRQ PXVW EH FORFNZLVH RWKHUZLVH
WKH LQGLFDWLRQ k)DLO3KDVH6HTl ZLOO DSSHDU
&KHFN DQG FRUUHFW WKH SKDVH UHODWLRQVKLSV LQ WKH
PHDVXULQJ FLUFXLWV ,I WKH QHWZRUN KDV FRXQWHUFORFN
ZLVH URWDWLRQ WZR SKDVHV PXVW EH LQWHUFKDQJHG
7KLV SKDVH H[FKDQJH PXVW EH WDNHQ LQWR DFFRXQW LQ

RI WKH UDWHG FXUUHQW LV
WKH VHWWLQJ IRU GRXEOH HDUWK IDXOW SUHIHUHQFH LQ LVR
ODWHG RU FRPSHQVDWHG QHWZRUNV DGGUHVV 
6HFWLRQ  RU IRU GRXEOH HDUWK IDXOW WUHDWPHQW
LQ HDUWKHG QHWZRUNV DGGUHVV  6HFWLRQ
 DQG ZKHQ DSSURSULDWH LQ WKH DOORFDWLRQ RI
WKH LQGLYLGXDO SKDVH SLFNXS LQGLFDWLRQV DQG WULS
FRPPDQGV 6HFWLRQ  WR  
&XUUHQWV DQG YROWDJHV FDQ EH UHDG RII RQ WKH GLVSOD\
LQ WKH IURQW RU YLD WKH RSHUDWLQJ LQWHUIDFH LQ EORFN 
DQG FRPSDUHG ZLWK WKH DFWXDO PHDVXUHG YDOXHV
6ZLWFK RII YROWDJH WUDQVIRUPHU VHFRQGDU\ PLQLDWXUH
FLUFXLW EUHDNHU RI WKH IHHGHU YROWDJH &KHFN WKDW WKH
YROWDJHV LQGLFDWHG LQ WKH RSHUDWLRQDO PHDVXUHG YDO
XHV DGGUHVV EORFN  DUH QHDU  6PDOO YROWDJH YDO
XHV FDQ EH WROHUDWHG
&KHFN WKDW WKH UHOD\ KDV UHFRJQL]HG WKH SRVLWLRQ RI
WKH PFE 7KH PHVVDJH k97 PFE 7ULS &l PXVW
EH JLYHQ LQ WKH RSHUDWLRQDO DQQXQFLDWLRQV LQ DGGUHVV
EORFN 
,Q FDVH WKH EXVEDU YROWDJH LV FRQQHFWHG WR WKH UHOD\
LQ RUGHU WR REWDLQ V\QFKURQLVP FKHFN DOVR VZLWFK RII
WKH YROWDJH WUDQVIRUPHU VHFRQGDU\ PFE RI WKH EXV
EDU YROWDJH ,Q WKH RSHUDWLRQDO DQQXQFLDWLRQ DG
GUHVV EORFN  WKH PHVVDJH k9 PFE 7ULS &l
PXVW RFFXU
6ZLWFK WKH PFEV RQ 7KH DERYH PHVVDJH V PXVW
RFFXU LQ DGGUHVV EORFN  DJDLQ EXW ZLWK WKH k*R
LQJl LQGH[ HJ k97 PFE 7ULS *l
6KRXOG RQH RI WKH PHVVDJHV QRW EH JLYHQ XQGHU WKH
RSHUDWLRQDO DQQXQFLDWLRQ WKHQ FKHFN WKH FRQQHFWLRQ
RI WKH YROWDJH WUDQVIRUPHU VHFRQGDU\ FLUFXLWV DQG
FKHFN FRUUHFW PDUVKDOOLQJ RI WKH ELQDU\ LQSXWV IURP
WKH DX[LOLDU\ FRQWDFWV RI WKH PFEV UHIHU 6HFWLRQ
 
,I WKH LQGLFHV k&l IRU k&RPLQJl DQG k*l IRU k*RLQJl
DUH LQWHUFKDQJHG FKHFN DQG FRUUHFW WKH FRQWDFW
PRGH RI WKH ELQDU\ LQSXWV k12l RU k1&l FRQWDFW LQ
DFFRUGDQFH ZLWK 6HFWLRQ 
2SHUDWLQJ LQVWUXFWLRQV
&*&

Advertisement

loading