保捱科技网
您的当前位置:首页断路器失灵保护若干问题分析

断路器失灵保护若干问题分析

来源:保捱科技网
!

+gt~[NO\\KQR43

rs(

!\"Z948##>k(@48T$w:BZ9D+(###+

-.!BCo_zFWurD-.~9smT<5(\"+K~U,fFWurD-.\"7jkh

.oZ!#’-o-.}xpL3FWu.\"V/pL<.~/[\\,],US^:]!78

VC]N2PQ4?IJ4|Vv){4PQ6:P)5PJD_VC]=6n$XYIJVv)PQ6:9:)=6VC])409:vLyVC]N2)f^$1(w9r)n{~h.7Sv’_\\&L)VC]$<+4‘a{Sb?Y$f_PT\\w4a)ijef$ijKLP4(+X}]#IJb})XuKM,4a)ghwb|I’VC]=4aIJ$ni8?NVC]@:N2)2uIJ$‘#6RGH_PQ>H$+=Yw?

L1~hIJ&mP%

\"!$

&’b][#},A#}4aU$VC]N2PQ:&7)zdvPQ;lKLIW=oY’

!~[NO%~CFA|GB

N2PQR4}_wb}+PQ6:)40f^vL)D63C+n0b}m5P)p3CyL’D63C4PT\\{PQA|9:)Lh/7$=YHI:/$xc]2uf^$%da7n}fVVC]N2$wmnPQttM+-.34l)+lA4#KL)lD6’D63Cq‘D6b},f^b}$!wb}vL(

))fg$}y\"P5’D6b}ARXYVC]565P)p3C6}$:.&Ymn.3))p5P{4]tt$7:))p5P{4]e/)+mn.3)M|U0{4]tt$tt6:-!m~5VC]N2’f^b}w-.);l+^IJ|Eyh’]&efVvoYz40!&C\"+YZ40!X}]\")(&0)f^;l’PQ6:d$3CUx&40$l{IJ|Eyh’n0b}4VC]N2PQ)U0]J$&I%da7n0b}IJKLN2PQl6$

NOPQ%!##()#!)\"+$RSPQ%!##()#*)\"!#

n0b}x)D63CvL())fgd$CD6)p{4]’N2PQ)4}_w7OR5&H4}+!Z4},YZ4}{4]vL’RN2PQ)5\\PQMY)p5P3Cn$jk7MY4}_wb}’

!\"*#

!!!!!!!!!!!

CARefn$40f^b}7.\\M6:gh$n_$e%&mL%dl6)\\L:Y’

|co$N2PQb%&Nw![4}_wA$TUU%&?6PQnn,’V1D6N2)H&!1LN240f^b}\\M6:gh\"#mn_KLN2PQl6:)$n’}.ARefn$N2PQz40f^b}-6:$P[I:wij,-l6’!o$yM4Ht{4]$R!\"40)jc&zn$cKL{4]-l,tt).6$Hn0efF%<{4])~;Av$;W)*t4b#}1L\"zN2n71bw’r

o$X}]H}1L)bn$H}5&:1NZ4}$rnbw3CU)4}_wc1L$nr$p:bbw3CUFv}o$wvV1Ybw3C’#;$!(!aob?[cS_%QR

VC]N2PQ)40f^b}x)*bTUARefmIJ&C1LV1d-6:$.nb&C7kPQ#)IJn&*()2qP$,5<1<40f^b}mL)p\\L):Y’:wopwi!);W,\"Y40fXFD6b}y$wz4;#!dCe(

C]t~[NO]6%QR|KL_‘

RMbX}]H}8PQ’(IJ!4;PXy#}1L)]5zef\"n$wVM5\\PQU):~x!!#J88![4})N2PQ4}_wb}22-11L$n_X}]+PXyD6N2PQhI>K@cw;PQ!4_\t%Tn.3)PQ\")p,4|F)p$1o$pxK@![4}_wb})bwVW’:wopwirs’

\"\"y!!#J8PXy$

:Y(40f^dPQ)pd[P}x{4]R1tt)zF/vL)Y);lbw’40f^b}:oYYZ40,z40e/);l!4Y\"vL*PQ)p&5#}81L))p’ro$p:bbw3CUNv}o$wvb,)]N$niPXy#}1L)bn$V1Ybw3C’

!

\"yMX}]N2PQ$:Y(40f^dPQ)pd![4}_wtt)zF/vL)Y);lbw’40f^b}:oYYZ40,z40e/);l!4Y\"vL*PQ)p&5#}81L))p*![4}_wttx&H}8)![4}tt$4}tt6:dxTn.3’4}_wttUq‘H}84}$#>4%dH}8IJn#}8![4}b}%&2qP_-11LN2PQ*_Tn.3#>412}.X}]\\6PQ6:H}1L51d$H}5&)4}:1%0uB!AR!|}X}]H}8&Y4I4X}]H}8ecef\"$f_%&mL1L_w):Y’Tn)n0xPTu<4PQH}8s’IJ$\\6PQ4H}8dvPQ1&*()n0D6N2PQ51IJX}]Pb5&o)P&b}$uTnn0x*MH}8PQ)pd5H}1L)5\"81L)\\jn0/\\!7O&#;$G!#;

(G\"$NoN2PQD6d51IJX}]5&oP&b}n0!7O&

;(G

\"$12,&7j)nP$7Op$Gu:’oYo~;lPTIl?6n&4}\\L$_soIJ4}1Ln&(40f^),(PQ)p)\\L’Y

0b}ffgo>f_w*#Y40fXFD6b}RSN2D0{4]6:)A4I’

,5$TUARefn$RM40fXFD6b}-6:$1LN240f^b}-%6:*TUPQIJn$40fXFD6b}6:d?/7wn

0!*MdvPQ)n0$|}’G\"1L40f^3

C’40fXFD6b}!RAZ,!Z40yL\"x1PT6&C7kPQIJn&*()2qP$1:/D6’uo~;WvL)N2PQ40f^3C$bARefnR40fXFb}PT_-%6:$b1LV1dRz40b}PT_-%6:$f_V#ITUARefnN2PQ)HIl’

RVC]N2n$YMf^YVC]N2)40f^b}=Y:/6:<1PTN2PQ6:)p’yMP4(+X}]$RPQ’(F0rCIJn$EF\\6PQ:w6:)p$+#}8VC]\\)40^Fb}X’L)IJ40-5*$9-LVC]N2)(&0)40f^b}6:c’,5$FlWPT#}8VC]N2nN2PQA|6:’RMP4(+X}]’(F0rCIJn$#}8VC]\\)40^Fb}X’L)IJ40*Y[-|j$)rCFC)LT[*’nr$-5:1<(&0)f^;l)40f^b}12q*~x

,)IJes^&IJ)lIJ%(&

nr$=;;&$r40f^b})jcx\\jK[Y$:>VC]&400BF6:$bVC]51d:/.3’UM0(PQxY‘a)-Vg?$VC]N240f^b})jcSP%[#$_2r40f^b}Y*}c]$:w[-*ij{{M40{4]&t/HKL)40b}&t)-A|6:gh’N240f^b})jcx)&C0(PQUPQ#0)(l0+^b})-&z.)\\jc$OP:w->>Y*\\j’

$!IB+gt~[NOId2%eZQR

\"

\"!4FPQ:&VC]N2PQ)D6F-[6’#Xuw;+}8jL+P4(V&PQ)p

##\"H,IB\"!Q!E!VC]N2PQSTVW$J*\"

-xD6N2PQ’n&!4FPQ&t6:,.

3n0}9w$D6N2PQ:/l\\*!4FPQ

&n40-%J$QN[Z$9-LN2D6:n$

0c$rnN2PQ-%D6’P4(V&PQ)pV&&D6N2PQ)9!py’

dvPQ-1.&D6N2PQ’cP4(\"!

~n{y#B!\"PQ+~n{-y#B!\"PQ+BGHPQV&L)pD6N2$,4-[6)$4m\\o)kl’(GZ5P))234$PQ6:)pnZL1’(#1Y$EP4(PQ20me9L20mjc2#1YL_&t_[$ABGZ20mPQ[Lbc3H’1’(#1YL_,P4(PQ20m47w!X)K\\BG$7OAB\"’_N2PQ6:n07O\\j#;G$G55/$#;

YPQD6GZ5P).n(G5#VC]’nr$

ZD6N2)(W$7KPQPXyIJ=i’mN2PQl65P$d*|I‘a’

M|PQ-xD6N2PQ’}#XX]]\"$

I+PQ:&#X}])M|PQ$YPQ7K6:bc3H$brn0’PQ&t-%.3$=YQ&B!X]]9:4vY4Id$PQ&t<1.3$D’mPQl6’nr$r{PQ->D6N2’&-4SV&&D6N2PQ$9!QA’

s^PXyN2PQ)&CN2PQ)-\"+

.’+Z$RM*tPXyPQD6N2PQ)){hZ$#)PQ)m\\-z.$nr$#)PQ6:,.3n0}-z.$&J&w’_‘$PXy7OoY\"z/61L$s&C$z@:1L6:n0H$}HK7)!!#t.=7\"z/61L$Pn0-*M$$ACGHK7)!!#t.=7$z@:1L$Pn0-*M!cdxYnxyb}D’nr$ACG

6N2PQ)&CD6N2PQNws^$wV#PQ):/l’

;<)$_UVC]N2PQV&--‘’mN2PQ6::/lH4KLN2PQ-1AR7v)#>mn’yN2PQ)>H4,\",VC])PQ|$D6_-.3*#fVYVC]|cE‘V1*.n$&IV#:/l$f$QNIJf^b}$

^b})&tx&M)p5P3CU$eop(7y7))&&;l$u375P3CF&7yf^b}tt$ij7yf^b}ttRSQw5P3C*%N2PQ6:dx_wu[P$ijCu[MIJ’

z{|}

48TU%&@E;;K.H\"##0(tVC]N2PQwx)7S;\"

!56+$\",!##+$!A\"!*(-*A;

H6K>E)WE;L>G>NPSI9EOI>K.H\"##%>3DDON:,DPSWDOZQR\\-P>NJ>P=ND:WP>5P9O>SOD9E;2WO9CNOD9E9V4:>SOPDS59U>P

$!\",.!##+$!A\"!*(-*A;GO>CGR

%&>^$Rpi;#}4a)VC]N2PQ;4856+Vv$!

\",!!##$$!$’*-A\";(

$,‘2E)PNE;-P>NJ>P=ND:WP>5P9O>SOD9Eb‘259U>P.GO>C;4:>SOPDS59U>P2WO9CNOD9EQQR

\",$!WDC>EO!##$$!$’*-A\";4(c\\%&=&^;KL1L@:’mN2PQl6)$J;48TU56$

!\",+$’!##!$!7’+-’7;

&2_K>D)CDE;2EN:GDGV9P&N:VWESOD9E9V,-=L>:NRRTEGW:NODEUDOSI_>PNOD9E;2WO9CNOD9E9V4:>SOPDS59U>PQ.\\$!\",GO>CG!##!$!7’’+-’7;.R

VC]N2PQ&LVW)C’;{4]$%&493;!##$$+

!\",$\"\"\"7\"-7$;

$[6ZDNE)W9;3DGSWGGD9E9E-P>NJ>P=ND:WP>5P9O>SOD9E;L>:NQR

\",!!##$$$\"\"\"7\"-7$;%&’{U$41<;X}]m6N2PQ3C)[p;HJ48<(

=$!\",!##$$\"A-\"*;\"

$[T<0ND)WNE;TCP9]>C>EO9V5P9O>SOD9E,‘4<1WE)WR\\R,DPSWDOV9P%PNEGV9PC>P.ONPODEND:WP>;<9POI,IDEN4:>SOPDSQ=

\",$59U>P!##$$!\"A-\"*;\"

_‘X&\"ck\"O{|\"q%rs,?@A+,\"*77*’X,A‘}><{c~<=8x#-.!%4)CND:MDEGIU.QG9IW;S9C

%!xy

*(yVC]N2PQ7vm9H)mn4Z

Q)3,*#*-)?-7’E2-;,’7*-(R2’38’2\"3#,42’E2-.’5.#-)<

NQ!7)AB:X?&bI>EaI9W4:>SOPDS59U>P,9::>>gbI>EaI9W+(###+g,IDENeQQQh

NQ;*.235.S%IDG\\>PNEN:a>GOI>P>NG9EG9V:9UU9PJDE)PNO>9V?P>NJ>PVND:WP>\\P9O>SOD9Ef.>]>PN:\\P9?:>CGNP>MDGSWGG>Mf\\RQ%I>V>NGD?D:DOEMWED]>PGN:DOVOI>]9:ON>?:9SJDE>:>NGDEP9NSINP>>Y:NDE>MgUIDSIWG>GOI>2<3:9DS9VP9O>SOD9E\\\\RNR9QQPQN\\Q\\NSOD9ENEM>YDGO>ES>DEV9PCNOD9E9V?P>NJ>PSWPP>EOf%I>E9)SWPP>EOSPDO>PD9EDGGW>GO>MO9?>N:D>MO9OI>G>OODEEM:9DSQNQQQ\\\\9VVND:WP>SWPP>EOWM>C>EO>:>C>EOfZQ

T’-26*S?P>NJ>PjVND:WP>\\P9O>SOD9EjP>:DN?D:DOR<1

因篇幅问题不能全部显示,请点此查看更多更全内容