Download Print this page

Siemens siprotec 7sj602 Instruction Manual page 113

Multifunction overcurrent and motor protection relay
Hide thumbs Also See for siprotec 7sj602:

Advertisement

6-
9
:LWKLQ WKH EORFN  RQH FDQ SDJH ZLWK NH\
WKLUG RSHUDWLRQ OHYHO DQG VFUROO RQ ZLWK NH\ b RU VFUROO
EDFN ZLWK NH\ a (DFK SDJLQJ DFWLRQ OHDGV WR D IXU
WKHU RSHUDWLRQ REMHFW IRU WKH LQSXW RI D FRQILJXUDWLRQ
SDUDPHWHU ,Q WKH IROORZLQJ VHFWLRQV HDFK RSHUDWLQJ
REMHFW LV VKRZQ LQ D ER[ DQG H[SODLQHG ,Q WKH XSSHU
OLQH RI WKH GLVSOD\ EHKLQG WKH EORFN QXPEHU VWDQGV
WKH DVVRFLDWHG GHYLFH IXQFWLRQ ,Q WKH VHFRQG OLQH LV
WKH DVVRFLDWHG WH[W HJ k(;,67l  ,I WKLV WH[W LV DSSUR
SULDWH WKH DUURZ NH\V b RU a FDQ EH XVHG WR SDJH WKH
QH[W RU SUHYLRXV RSHUDWLQJ LWHP ,I WKH WH[W VKRXOG EH
DOWHUHG SUHVV WKH NH\V  RU   DIWHU KDYLQJ LQSXW
WKH FRGHZRUG DQ DOWHUQDWLYH WH[W WKHQ DSSHDUV HJ
kQRQ(;,67l  7KHUH PD\ EH RWKHU DOWHUQDWLYHV ZKLFK
FDQ WKHQ EH GLVSOD\HG E\ UHSHDWHG GHSUHVVLRQ RI
WKH NH\V  RU   :KHQ WKH ODVW SRVVLEOH DOWHUQDWLYH
LV UHDFKHG QR IXUWKHU FKDQJLQJ ZLWK WKH NH\  LV
SRVVLEOH 7KH VDPH LV YDOLG ZKHQ RQH WULHV WR FKDQJH
WKH ILUVW DOWHUQDWLYH ZLWK WKH NH\   7KH UHTXLUHG DO
WHUQDWLYH PXVW EH FRQILUPHG ZLWK WKH NH\ (
:KHQ WKH UHOD\ LV RSHUDWHG IURP D SHUVRQDO FRPSXW
HU E\ PHDQV RI WKH SURWHFWLRQ GDWD SURFHVVLQJ SUR
JUDP ',*6,  HDFK FRQILJXUDWLRQ SDUDPHWHU LV LGHQ
WLILHG E\ D IRXUGLJLW DGGUHVV QXPEHU ,Q WKH IROORZLQJ
FODULILFDWLRQV WKLV QXPEHU LV LQGLFDWHG DW WKH EHJLQ

&RQILJXULQJ WKH VFRSH RI IXQFWLRQV  DGGUHVV EORFN 
7KH DYDLODEOH SURWHFWLYH DQG DGGLWLRQDO IXQFWLRQV
FDQ EH SURJUDPPHG DV H[LVWLQJ RU QRW H[LVWLQJ )RU
VRPH IXQFWLRQV LW PD\ DOVR EH SRVVLEOH WR VHOHFW EH
WZHHQ PXOWLSOH DOWHUQDWLYHV
)XQFWLRQV ZKLFK DUH FRQILJXUHG DV QRQ(;,67 ZLOO
QRW EH SURFHVVHG LQ 6- 7KHUH ZLOO EH QR DQQXQ
FLDWLRQV DQG WKH DVVRFLDWHG VHWWLQJ SDUDPHWHUV
IXQFWLRQV OLPLW YDOXHV ZLOO QRW EH UHTXHVWHG GXULQJ
VHWWLQJ 6HFWLRQ   ,Q FRQWUDVW VZLWFKRII RI D
 
& 2 1 ) 
&*&
WR WKH
QLQJ RI WKH H[SODQDWLRQV LQ EUDFNHWV
,I RQH WULHV WR OHDYH DQ RSHUDWLQJ LWHP RU RSHUDWLQJ
OHYHO E\ SUHVVLQJ RQH RI WKH DUURZ NH\V ZLWKRXW KDY
LQJ FRQILUPHG DQ DOWHUDWLRQ ZLWK WKH HQWHU NH\ ( WKH
GLVSOD\ ZLOO VKRZ WKH TXHVWLRQ k6$9( 1(: 6(7
7,1*"l &RQILUP ZLWK WKH k<HVlNH\ <- WKDW WKH QHZ
VHWWLQJV VKDOO EHFRPH YDOLG QRZ ,I \RX SUHVV WKH
k1RlNH\ 1 LQVWHDG FRGHZRUG RSHUDWLRQ ZLOO EH
DERUWHG DQG WKH DOWHUDWLRQ ZKLFK KDV EHHQ FKDQJHG
VLQFH WKH ODVW HQWU\ LV ORVW 7KXV HUURQHRXV DOWHU
DWLRQV FDQ EH PDGH LQHIIHFWLYH 3UHVV WKH DUURZ NH\
RQFH DJDLQ LQ RUGHU WR FKDQJH UHDOO\ WKH RSHUDWLQJ
LWHP RU OHYHO
:KHQ WKH FRQILJXUDWLRQ RU VHWWLQJ SURFHVV LV WHUPL
QDWHG E\ SUHVVLQJ WKH HQWHU NH\ ( WKH DOWHUHG SD
UDPHWHUV DUH SHUPDQHQWO\ VHFXUHG LQ ((3520V
DQG SURWHFWHG DJDLQVW SRZHU RXWDJH
:LWK WKH DUURZ NH\
RSHUDWLRQ OHYHO FDQ EH UHDFKHG ZKHUH \RX PD\ VFUROO
ZLWK NH\ b WR WKH QH[W DGGUHVV EORFN ,I \RX SUHVV WKH
DUURZ NH\
UHDFKHG
IXQFWLRQ PHDQV WKDW WKH IXQFWLRQ ZLOO EH SURFHVVHG
WKDW LQGLFDWLRQ ZLOO DSSHDU HJ k VZLWFKHG
RIIl EXW WKDW WKH IXQFWLRQ ZLOO KDYH QR HIIHFW RQ WKH
UHVXOW RI WKH SURWHFWLYH SURFHVV HJ QR WULSSLQJ
FRPPDQG 
7KH IROORZLQJ ER[HV VKRZ WKH SRVVLELOLWLHV IRU WKH
PD[LPXP VFRSH RI WKH GHYLFH ,Q DQ DFWXDO FDVH
IXQFWLRQV ZKLFK DUH QRW DYDLODEOH ZLOO QRW DSSHDU LQ
WKH GLVSOD\
>@
%HJLQQLQJ RI EORFN k&RQILJXUDWLRQ RI WKH VFRSH RI
IXQFWLRQVl
,QVWDOODWLRQ LQVWUXFWLRQV
RQH OHYHO EDFN  WKH VHFRQG
RQFH DJDLQ WKH ILUVW RSHUDWLRQ OHYHO LV


Advertisement

loading