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EAGLE TECHNOLOGYhttp://eaglewanlida.com, http://yantrabazaar.comSupplier of Magnetic Controlled Rectifier Type Static Var Compensator (MCR Type SVC), Medium Voltage Drives, Active Power Filter, Protection Relays and Intelligent Switchgear at reasonable price in India. Contact Mr. Sunil Jha Mobile: +91-9590273474, E-mail: [email protected], [email protected]
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
8
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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6
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
da}sp zbca pcupdaj pk hwkd` nhvjc udjahn h}}ndc` uk hu pk hwkd` `hihjc pk
eki}kacapu!
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du suc`. dp ubksn` fc h}}ndc` zdpb vcepdgdcv ha` gdnpcv!
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Dp du }vkbdfdpc` pk `k `djdphn ksp}sp pcup zbca pbc `cwdec du vsaadaj zdpb }vdihvt
cxsd}icapu!
5
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
8!!! ]vk`sep `cuevd}pdka!!!!!!!!!!!!!!!!!!8!8 Uek}c kg h}}ndehpdka
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0
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
dapcvahn eknncepdka!
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3
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Gvcxscaet< 3=B|
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8=Da. hnnkzdaj 8=U
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7
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
enkeo utaebvkad|hpdka cvvkv ≠6iu
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fc jvchpcv pbha 4=# ikapbnt. pbc hwcvhjc idadisi pci}cvhpsvc kg pbdu ikapb akp nkzcv
pbha 63 ha` pbcvc ubhnn fc ak usvghec eka`cauhpdka? hp pbc bdjbcup pci}cvhpsvc kg ℅
/0= . pbc hwcvhjc ihrdisi bsid`dpt ubhnn akp crecc` 3=#!℅
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}nsj)da ik`sncu hvc vchv iksapc`! Gvki pbc vchv wdcz. pbc }kzcv. D+K. E]S ha` HE
}nsj)da ik`sncu hvc gvki pbc ncgp pk pbc vdjbp!
Crpcvahn `dicaudkau ha` fkvdaj `dhjvhi
Upvsepsvhn ha` `dicaudkahn `dhjvhi Fkvdaj `dhjvhi gkv dauphnnhpdka
@cwdecu ghfvdehpc` ka)uevcca upc}u< gdvup vcnchuc ka)uevcca upcapu saghupcadaj
uevczu. vcikwc pbc upcapu? dauphnnc` pbc `cwdec ka pbc uevcca gvki pbc gvkap ha` }sub sapdn
:
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
enkuc pk pbc gdrc` }nhpc? dauphnn pbc upcap 6. ha` pbca upcap 8. ha` pbca suc ghupcadaj uevcz
pk daucvpdka bknc gvki vchv kg upcap8. ha` pbca uevczc` dapk upcap 6 ha` pdjbpca uevcz? pbc
upcapu gvki s} ha` `kza hvc dauphnnc` da pbc uhic zht? suc jvksa`daj uevczu pk ekaacep
jvksa`daj ndac!
2
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj cwdec ZN@_OY)LT)666)6==4
6!!! Gsaepdka kg pbc `cwdec
6!8 5 ucepdkau kg eki}ksa`c` wknphjc fnkeo kwcvesvvcap }vkpcepdka
Pbdu `cwdec bhu 5 ucepdkau kg eki}ksa`c` wknphjc fnkeo kwcvesvvcap }vkpcepdka! Pbct hvc
dauphaphacksu kwcvesvvcap }vkpcepdka. pbc pdic)ndidp dauphaphacksu kwcvesvvcap }vkpcepdka.
kwcvesvvcap `cgdadpc)pdic ndidp }vkpcepdka vcu}cepdwcnt! Pbc esvvcap ha` pdic ucppdaj whnscu kg cheb
ucepdka eha ucp uc}hvhpcnt! Zbca pbc ihrdisi }bhuc esvvcap du jvchpcv pbha pbc ucppdaj whnsc kg
pbc esvvcap. ha` pbc acjhpdwc ucxscaec wknphjc "pbc acjhpdwc ucxscaec wknphjc du utapbcud|c`
gvki pbc }bhuc wknphjcu$ kv Sa`cvwknphjc "fcdaj pbc ndac wknphjc? dg kac kv ikvc kg pbc 5 ndac
wknphjcu du+hvc ncuu pbha pbc Sa`cvwknphjc ucppdaj whnsc. Sa`cvwknphjc eki}kacap k}cvhpcu pk
k}ca pbc kwcvesvvcap }vkpcepdka$ eka`dpdka du icp. dp zdnn k}cvhpc ka pvd} hgpcv h `cnht! Pbc
}vkpcepdka k}cvhpdka nkjde du ubkza da gdjsvc 6)8"sudaj dauphaphacksu kwcvesvvcap }vkpcepdka hu ha
crhi}nc$!Da h``dpdka. hgpcv pbc k}cvhpdka kg pbc eki}ksa`c` wknphjc eki}kacap. h ekaphep eha fc
ksp}sp uc}hvhpcnt hp pbc ekvvcu}ka`daj }kudpdka! "Pbc }vceka`dpdka pk k}cvhpdka kg pbc
eki}ksa`c` wknphjc eki}kacap du pbc esvvcap du akp |cvk!$
Gdjsvc 6)8 K}cvhpdka nkjde kg eki}ksa`c` wknphjc nkeo kwcvesvvcap }vkpcepdka
≣8
Dh≣Kwcv)esvvcapdauphaphacksu ucppdaj whnsc
Ka+Kgg Eki}ksa`c` wknphjc
nkeo udjahn
4
6!6 Dawcvuc pdic ndidp kwcvesvvcap }vkpcepdka
Hu upd}snhpc` ft pbc DCE "DCE633)0$. pbc gknnkzdaj 0 upha`hv` ebhvhepcvdupde cxshpdkau hvc
sushnnt suc`! Pbc sucv iht ucncep kac hu pbc ehuc iht fc<
Upha`hv` dawcvuc pdic ndidp< "8$
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du pbc pvhaugkvicv—u kwcvesvvcap dawcvuc pdic ndidp ekauphap. ekvvcu}ka`daj pk pbc kwcvnkh`
eh}hedpt kg pbc pvhaugkvicv. `cvdwc` gvki ehnesnhpdka!
Zbca pbc hi}ndps`c kg pbc dawcvuc pdic ndidp kwcvesvvcap kg hat kg }bhucu H. F ha` E du
jvchpcv pbha pbc ucppdaj whnsc kg pbc dawcvuc pdic ndidp uphvpdaj esvvcap. pbc `cwdec zdnn k}cvhpc ka
pvd} heekv`daj pk pbc dawcvuc pdic ndidp ebhvhepcvdupde esvwc! Pbc ukgpzhvc ihocu ucncepdka ft dawcvuc
pdic ndidp ebhvhepcvdupde ekapvkn zkv`! Pbc }vkpcepdka k}cvhpdka nkjde du ubkza da Gdjsvc 6)6!
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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iht cncep pk k}cvhpc ka udjahn kv pvd}! Pbc |cvk ucxscaec Kwcvwknphjc pvd} du fnkeoc` wdh pbc
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ehfnc |cvk ucxscaec EP esvvcap heesvhpcnt! Zbca pbc esvvcap crecc`u pbc ucppdaj whnsc ha` pbc
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kv pvd}!Gkv sajvksa`c` utupciu. zbca h jvksa` ghsnp keesvu da pbc utupci. pbc |cvk ucxscaec
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8=
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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jshvhapcc`! Pbc `cwdec s}nkh`u pbc hi}ndps`c ha` `dvcepdka kg pbc |cvk ucxscaec esvvcap ft
ekiisadehpdka. ha` pbc s}}cv eki}spcv }cvgkviu nkz esvvcap jvksa` zdvc ucncepdka! Pbc
}vkpcepdka k}cvhpdka nkjde du ubkza da Gdjsvc 6)0!
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pbc ucppdaj `cnht du vchebc`. pbc }vkpcepdka zdnn k}cvhpc ka pvd} ha` du fnkeoc` ft pbc uzdpeb
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ucppdaj `cnht du vchebc`. pbc }vkpcepdka zdnn k}cvhpc ka pvd} ha` du fnkeoc` ft pbc uzdpeb }kudpdka!
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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ghdnsvc!
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]P 5)}bhuc ghdnsvc!
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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udjahn!
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ls`jicap du vcxsdvc`<
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}bhuc ncuu pbha =!=2 Da du ls`jc` hu EP ghdnsvc!
85
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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80
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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83
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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87
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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8:
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
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Wknphjc Nkeo Ka+Kgg
"@P KE EW Nkeo$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Dawcvuc pdic Ndidp
Kwcvesvvcap ]vkpcepdka
Ka+Kgg
"DP Kwcvesvvcap$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Acjhpdwc Ucxscaec
Kwcvesvvcap @cgdadpc Pdic
Ndidp Ka+Kgg
"AU KE @P$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Acjhpdwc Ucxscaec
Kwcvesvvcap Dawcvuc Pdic
Ndidp Ka+Kgg
"AU KE DP$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Kwcvnkh` Hnhvi Ka+Kgg
"Kwcvnkh` Hnhvi$8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Kwcvnkh` Pvd} Ka+Kgg
"Kwcvnkh` Pvd}$8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
\cvk Ucxscaec
Kwcvwknphjc Hnhvi
Ka+Kgg
"\U KW Hnhvi$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
\cvk Ucxscaec
Kwcvwknphjc Pvd} Ka+Kgg
"\U KW Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
\cvk Ucxscaec
Kwcvesvvcap Ucepdka D
Ka+Kgg
"\U KE 8 Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
\cvk UcxscaecKwcvesvvcap Ucepdka DD
Ka+Kgg
"\U KE 6 Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
\cvk Ucxscaec
Kwcvesvvcap Ucepdka DDD
Hnhvi Ka+Kgg
"\U KE 5 Hnhvi$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
82
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
\cvk Ucxscaec
Kwcvesvvcap Ucepdka DDD
Pvd} Ka+Kgg
"\U KE 5 Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Sa`cvwknphjc \cvkUcxscaec @cgdadpcPdic
Ndidp Kwcvesvvcap Ka+Kgg
"SW \U KE @P$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Sa`cvwknphjc \cvk
Ucxscaec Dawcvuc Pdic
Ndidp Kwcvesvvcap Ka+Kgg
"SW \U KE DP$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Sa`cvwknphjc ]vkpcepdka
Ka+Kgg
"Sa`cvwknphjc$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Kwcvwknphjc ]vkpcepdka
Ka+Kgg
"Kwcvwknphjc$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Bchwt Jhu Pvd} Ka+Kgg
"Bchwt Jhu Pvd}$8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Ndjbp Jhu Hnhvi Ka+Kgg
"Ndjbp Jhu Hnhvi$8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Kwcv pci}cvhpsvc Pvd}Ka+Kgg
"Kwcv Pci}!Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Pci}cvhpsvc Hnhvi
Ka+Kgg
"Pci}cvhpsvc HNI$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
]vcuusvc Vcndcg Pvd}
Ka+Kgg
"])vcndcg Pvd}$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Aka)cncepvde Xshapdpt 8
]vkpcepdka Ka+Kgg
"Aka)cncepvde 8$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Aka)cncepvde Xshapdpt 6
]vkpcepdka Ka+Kgg
"Aka)cncepvde 6$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
]P Ghdnsvc Hnhvi Ka+Kgg "]P Ghdnsvc Hnhvi$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
]P Ghdnsvc Fnkeo Ka+Kgg "]P Ghdnsvc Nkeo$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
EP Ghdnsvc Hnhvi Ka+Kgg "EP Ghdnsvc Hnhvi$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
84
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Eki}ksa`c` Wknphjc
Ekaphep Ksp}sp Ka+Kgg
"EW ]kdap Ksp}sp$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Sa`cv)gvcxscaetSankh`daj Ka+Kgg
"Sa`cv)gvcxscaet$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Und} Fnkeo Ka+Kgg "Und} Nkeo$
8+= 8+=< Ka+Kgg "ghepkvt `cghsnp Kgg$
Kwcvesvvcap }vkpcepdka
Sa`cvwknphjc fnkeo
"Sa`cvwknphjc$7=!==)4=!==W Ucp upc}<=!=8W"ghepkvt `cghsnp 4=W$
Acjhpdwc ucxscaec
wknphjc fnkeo
"AU Wknphjc$
3!==)5=!==W Ucp upc}<=!=8W"ghepkvt `cghsnp 8=W$
Dauphaphacksu esvvcap
"Daup!Esvvcap$"=!8)6=$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 6=Da$
Dauphaphacksu `cnht
"Daup!Pdic$=!==)8==!==U Ucp upc}<=!=8u"ghepkvt `cghsnp 8==U$
Pbc pdic `cnht
dauphaphacksu esvvcap
"@cnht Daup!E$
"=!8)6=$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 6=Da$
Pbc pdic `cnht
dauphaphacksu `cnht
"@cnht Daup!Pdic$
=!==)8==!==U Ucp upc}<=!=8u"ghepkvt `cghsnp 8==U$
@P kwcvesvvcap
"@P Kwcvesvvcap$"=!8)6=$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 6=Da$
@P kwcvesvvcap
"@P KE Pdic$=!==)8==!==U Ucp upc}<=!=8u"ghepkvt `cghsnp 8==U$
Kwcvesvvcap dawcvuc pdic ndidp }vkpcepdka
Dawcvuc pdic ndidp
ebhvhepcvdupde esvwc
"DP Pvhdp Esvwc$
8)0 Ucp upc}<8"ghepkvt `cghsnp 8$
Dawcvuc pdic ndidp
ekauphap
"DP Pdic Ekaphap$
=!==)8!==U Ucp upc}<=!=8U "ghepkvt `cghsnp 8U$
Dawcvuc pdic ndidp uphvpdaj
esvvcap
"DP Uphvp Esvvcap$
"=!8)6$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 8Da$
Acjhpdwc ucxscaec kwcvesvvcap
6=
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Acjhpdwc ucxscaec
esvvcap
"AU @P Esvvcap$
"=!8)6=$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 6=Da$
Acjhpdwc ucxscaec
kwcvesvvcap `cnht
"AU @P Pdic$
=!==)8==!==U Ucp upc}<=!=8u"ghepkvt `cghsnp 8==U$
Acjhpdwc ucxscaec
dawcvuc pdic ndidp
ebhvhepcvdupde esvwc
"AU DP Esvwc$
8)0 Ucp upc}<8"ghepkvt `cghsnp 8$
Acjhpdwc ucxscaec
dawcvuc pdic ndidp
ekauphap"AU DP Ekauphap$
=!==)8!==U Ucp upc}<=!=8U "ghepkvt `cghsnp 8U$
Acjhpdwc ucxscaec
dawcvuc pdic ndidp uphvpdaj
esvvcap
"AU DP Uphvp E$
"=!8)6$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 8Da$
Kwcvnkh`
Kwcvnkh` esvvcap
"Kwcvnkh` Esvvcap$
"=!8)6=$Da Ucp upc}<=!=8H"ghepkvt `cghsnp 6=Da$
Kwcvnkh` `cnht
"Kwcvnkh` Pdic$=!==)8==!==U Ucp upc}<=!=8u"ghepkvt `cghsnp 8==U$
\cvk ucxscaec Kwcvwknphjc
\cvk ucxscaec
Kwcvwknphjc
"\U KW Whnsc$
6)8==W Ucp upc}< =!=8W "ghepkvt `cghsnp 8==W$
\cvk ucxscaec
Kwcvwknphjc `cnht
"\U KW Pdic$
=!==)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8==U$
Bdjb)wknphjc ud`c |cvk ucxscaec kwcvesvvcap
Ucppdaj whnsc kg \cvk
ucxscaec kwcvesvvcap
Ucepdka D
"\U Kwcvesvvcap 8$
=!==)6!==HUcp upc}< =!=8H "ghepkvt
`cghsnp 6H$
\cvk ucxscaec
kwcvesvvcap Ucepdka D
`cnht"\U KE 8 Pdic$
=!==)8==UUcp upc}< =!=8U "ghepkvt
`cghsnp 8==U$
Upha`hv`
}vk`sepu
hvc
`cudjac`
fhuc` ka
h acspvhn
}kdap
68
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Ucppdaj whnsc kg \cvk
ucxscaec kwcvesvvcap
Ucepdka DD
"\U Kwcvesvvcap 6$
=!==)6!==HUcp upc}< =!=8H "ghepkvt
`cghsnp 6H$
\cvk ucxscaec
kwcvesvvcap Ucepdka DD
`cnht
"\U KE 6 Pdic$
=!==)8==UUcp upc}< =!=8U "ghepkvt
`cghsnp 8==U$
Ucppdaj whnsc kg \cvk
ucxscaec kwcvesvvcap
Ucepdka DDD
"\U Kwcvesvvcap 5$
=!==)6!==HUcp upc}< =!=8H "ghepkvt
`cghsnp 6H$
\cvk ucxscaeckwcvesvvcap Ucepdka DDD
`cnht
"\U KE 5 Pdic$
=!==)8==UUcp upc}< =!=8U "ghepkvt
`cghsnp 8==U$
sajvksa
`c`
utupci!
U}cedgt
hat
kpbcv
ik`c
s}ka
kv`cvdaj
dg hat!
Nkz)wknphjc ud`c |cvk ucxscaec kwcvesvvcap
Ucppdaj whnsc kg
nkz)wknphjc |cvk
ucxscaec esvvcap
"@P Esvvcap$
"=!8)6=$Da Ucp upc}< =!=8H "ghepkvt `cghsnp 6=Da$
@cgdadpc pdic ndidp `cnht
"@P Pdic$=!==)8==!==U Ucp upc}< =!=8u "ghepkvt `cghsnp 8==U$
Dawcvuc pdic ndidp
ebhvhepcvdupde esvwc
ucncepdka
"DP Pvhdp Esvwc$
8)0 Ucp upc}< 8 "ghepkvt `cghsnp 8$
Dawcvuc pdic ndidp
ekauphap
"DP Pdic Ekaphap$
=!==)8!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8U$
Dawcvuc pdic ndidp uphvpdaj
esvvcap
"DP Uphvp Esvvcap$
"=!8)6$Da Ucp upc}< =!=8H "ghepkvt `cghsnp 8Da$
Wknphjc }vkpcepdka
Sa`cvwknphjc ucppdaj
whnsc
"Sa`cvwknp! Whnsc$
7=!==)4=!==W Ucp upc}< =!=8W "ghepkvt `cghsnp 4=W$
Sa`cvwknphjc `cnht
"Sa`cvwknp! Pdic$=!3=)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8==U$
66
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Kwcvwknphjc ucppdaj whnsc
"Kwcvwknp! Whnsc$8==!==)83=!==W Ucp upc}< =!=8W "ghepkvt `cghsnp 88=W$
Kwcvwknphjc `cnht
"Kwcvwknp! Pdic$=!==)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8==U$
Ghdnsvc ucppdaj whnsc
]P ghdnsvc `cnht
"]P Ghdnsvc Pdic$=!3=)8=!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8=U$
EP ghdnsvc `cnht
"EP Ghdnsvc Pdic$=!3=)8=!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8=U$
Aka)cncepvde xshapdpt }vkpcepdka
Ucppdaj whnsc kg
Aka)cncepvde xshapdpt 8
esvvcap"Aka)cnce!8 Whnsc$
0!==)6=!==iH Ucp upc}< =!=8iH "ghepkvt `cghsnp 6=iH$
Ucppdaj whnsc kg
Aka)cncepvde xshapdpt 8
`cnht
"Aka)cnce!8 Pdic$
=!==)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp =U$
Ucppdaj whnsc kg
Aka)cncepvde xshapdpt 6
esvvcap
"Aka)cnce!6 Whnsc$
0!==)6=!==iH Ucp upc}< =!=8iH "ghepkvt `cghsnp 6=iH$
Ucppdaj whnsc kg
Aka)cncepvde xshapdpt 6
`cnht
"Aka)cnce!6 Pdic$
=!==)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp =U$
Sa`cv)gvcxscaet sankh`daj
Ucppdaj whnsc kg
sa`cv)gvcxscaet
sankh`daj
"Sa`cv)gvcx!Whnsc$
03!==)3=!==B| Ucp upc}< =!=8B| "ghepkvt `cghsnp 02B|$
Ucppdaj whnsc kg
sa`cv)gvcxscaet
sankh`daj `cnht
"Sa`cv)gvcx!Pdic$
=!3=)8==!==U Ucp upc}< =!=8U "ghepkvt `cghsnp 8==U$
65
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Ucppdaj whnsc kg
sa`cv)gvcxscaet
sankh`daj nkz esvvcap
fnkeo
"Nkz Esvvcap Nkeo$
=!6)3H Ucp upc}< =!=8H "ghepkvt `cghsnp Da$
Ucppdaj whnsc kg
sa`cv)gvcxscaet
sankh`daj Sa`cvwknphjc
fnkeo
"Sa`cvwknp! Nkeo$
7=!==)4=!==W Ucp upc}< =!=8W "ghepkvt `cghsnp 4=W$
Ucppdaj whnsc kg
sa`cv)gvcxscaet
sankh`daj und} fnkeo
"`g+`p Nkeo$
=!3)2!==B|+u Ucp upc}< =!=8B|+u "ghepkvt `cghsnp 8B|+u$
60
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
0!!! @cuevd}pdka kg fdahvt da}sp. ksp}sp ha` hahnkj xshapdpt!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!0!8 Ikadpkvdaj kg hahnkj xshapdpdcu
Hahnkj xshapdpdcu eha fc ikadpkvc` sa`cv pbc _]vkpcepdka @hph @du}nhtY. _Ichusvc` @hph
@du}nhtY ha` _]snuc CacvjtY icasu.zbdeb hvc sa`cv pbc _Uphpc @du}nhtY icas. }vcuu pbc „„.
„„ octu pk gnd} kwcv! Pbc ghepkvt }vcedudka kg pbc cwdec bhu fcca ehndfvhpc`! Pbc }vkpcepdkaesvvcap du ehndfvhpc` hp ksfnc pbc vhpc` esvvcap ha` pbc ichusvdaj esvvcap hp h udajnc vhpc`
esvvcap! Pbc ndup du hu gknnkzu<
Akpc< gkv }vkpcepdka EP 5)}bhuc. ]P T)T zdvdaj? `sc pk pbc sa`cv)gvcxscaet sankh`daj
}vkpcepdka kg pbdu cwdec. pbc gvcxscaet du}nht du }sp da pbc }vkpcepdka hph!
Hahnkj xshapdpt
pcvidahnHahnkj xshapdpt ahic Pcup icpbk`
Pcvidahnu @=8. @=6]vkpcepdka ]bhuc H
esvvcap "DH8$
H`` `ksfnc pbc vhpdaj. `du}nhtc` `cwdhpdka
akp crecc`daj 8#
Pcvidahnu @=5. @=0]vkpcepdka ]bhuc F
esvvcap "DF8$H`` `ksfnc pbc vhpdaj. `du}nhtc` `cwdhpdka
akp crecc`daj 8#
Pcvidahnu @=3. @=7]vkpcepdka ]bhuc E
esvvcap "DE8$
H`` `ksfnc pbc vhpdaj. `du}nhtc` `cwdhpdka
akp crecc`daj 8#
Pcvidahnu @=:. @=2\cvk ucxscaec esvvcap
"D=$
H`` 8H. `du}nhtc` `cwdhpdka akp crecc`daj
=!6#
Pcvidahnu @=4. @8=Ichusvcicap ]bhuc H
esvvcap "Dh$
H`` h udajnc vhpdaj. `du}nhtc` `cwdhpdka akp
crecc`daj =!6#
Pcvidahnu @88. @86Ichusvcicap ]bhuc F
esvvcap "Df$
H`` h udajnc vhpdaj. `du}nhtc` `cwdhpdka akp
crecc`daj =!6#
Pcvidahnu @85. @80
Ichusvcicap ]bhuc E
esvvcap "De$
H`` h udajnc vhpdaj. `du}nhtc` `cwdhpdka akp
crecc`daj =!6#
Pcvidahnu @83. @87 ]bhuc H wknphjc "Sh$H`` 3=W. `du}nhtc` `cwdhpdka akp crecc`daj
=!3#
Pcvidahnu @83. @87 G utupci gvcxscaetH`` 3=W 3=B|. `du}nhtc` `cwdhpdka akp
crecc`daj ¸=!=6B|
Pcvidahnu @8:. @82 ]bhuc F wknphjc "Sf$H`` 3=W. `du}nhtc` `cwdhpdka akp crecc`daj
=!3#
Pcvidahnu @84. @6= ]bhuc E wknphjc "Se$H`` 3=W. `du}nhtc` `cwdhpdka akp crecc`daj
=!3#
Pcvidahnu @68. @66\cvk ucxscaec wknphjc
"S=$
H`` 3=W. `du}nhtc` `cwdhpdka akp
crecc`daj =!3#
Pcvidahnu @65. @60Nkz)wknphjc ud`c |cvk
ucxscaec esvvcap "D=N$
H`` ksfnc pbc vhpdaj. `du}nhtc` cwdhpdka
akp crecc`daj 8#
Pcvidahnu @63. @67 0q6=iH @E Da}sp 8H`` 8=iH. `du}nhtc` `cwdhpdka akp
crecc`daj 5#
Pcvidahnu @6:. @62 0q6=iH @E Da}sp 6H`` 8=iH. `du}nhtc` `cwdhpdka akp
crecc`daj 5#
H` esvvcap pk Pcvidahnu
@=4. @8=? @85. @80 ft
}knhvdpt? H` wknphjc pk
@83. @87? @8:. @82?
@84. @6= ft }knhvdpt
5)}bhuc hepdwc }kzcv
H`` h udajnc vhpdaj pk esvvcap ha` 8==W pk
ndac wknphjc
Hnpcv }bhuc hajnc. `du}nhtc` }kzcv `cwdhpdka akp crecc`daj =!3#
63
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Hahnkj xshapdpt
pcvidahnHahnkj xshapdpt ahic Pcup icpbk`
H` esvvcap pk Pcvidahnu
@=4. @8=? @85. @80 ft
}knhvdpt? H` wknphjc pk
@83. @87? @8:. @82?
@84. @6= ft }knhvdpt
5)}bhuc vchepdwc }kzcv
H`` h udajnc vhpdaj pk esvvcap ha` 8==W pk
ndac wknphjc
Hnpcv }bhuc hajnc. `du}nhtc` }kzcv `cwdhpdka akp crecc`daj 6#
Pcvidahn E86 pk Pcvidahn
E87 "ekiika pcvidahn kg
]snuc/60W$
]snuc8 "IE8$Ekaacep cheb }kdap kaec. h`` 8 pk pbc
eksap
Pcvidahn E85 pk Pcvidahn
E87 "ekiika pcvidahn kg
]snuc/60W$
]snuc6 "IE6$Ekaacep cheb }kdap kaec. h`` 8 pk pbc
eksap
Pcvidahn E80 pk Pcvidahn
E87 "ekiika pcvidahn kg
]snuc/60W$
]snuc5 "IE5$Ekaacep cheb }kdap kaec. h`` 8 pk pbc
eksap
Pcvidahn E83 pk Pcvidahn
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]snuc/60W$
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eksap
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}vcuu pbc „„. „„ octu pk gnd} kwcv!
Pcvidahnu kg
ekaphep da}spAhic kg fdahvt da}sp Ebceodaj icpbk`
F=8 Ekiika pcvidahn kg fdahvt
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F=0 Pvknnct pcup }kudpdka
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@E eha fc h}}ndc`. ekaacep pbc
acjhpdwc pcvidahn pk pcvidahn F=8.
}kudpdwc pcvidahn pk pcvidahn F=6qF85.
da _Fdahvt da}spY icas da pbc _Uphpc
@du}nhtY. pbc uphpsu kg fdahvt da}sp eha fc
ucca!
Pbc `cwdec hnuk bhu h 60W @E
us}}nt. dg dp du suc`. pcvidahn F80 eha fc
ekaacepc` pk pcvidahn F=6 q F85. da
_Fdahvt da}spY icas da pbc _Uphpc @du}nhtY.
pbc uphpsu kg fdahvt da}sp eha fc ucca!
]nchuc akpc hfksp pbc fdahvt da}sp
wknphjc s}ka kv`cvdaj. dp du ucp pk
@E66=W ft `cghsnp!
67
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
"U}vdaj$
F=: Bchwt jhu pvd}
"Bchwt Jhu$
F=2 Ndjbp jhu zhvadaj
"Ndjbp Jhu$
F=4 Kwcv pci}cvhpsvc pvd}
"Kwcv P Pvd}$
F8= Pci}cvhpsvc zhvadaj
"Pci}! Hnhvi$
F88 ]vcuusvc vcndcg pvd}
"])vcndcg Pvd}$
F86 Da}sp 88
F85 Da}sp 86
Ihashn pvd}}daj udjahn da}sp
"Ihashn Pvd}$
Ihashn enkudaj udjahn da}sp
"Ihashn Enkuc$
Da}spu kg pbc
ekapvkn edvesdp
ekapvkn edvesdp
"K}cvhpc EDV$
F80 Ucng)}vk`sepdaj @E/60W
0!5 Ikadpkvdaj kg fdahvt ksp}sp
Fdahvt ksp}sp eha fc ikadpkvc` sa`cv pbc _Fdahvt ksp}spY icas. }vcuu pbc „„. „„ octu
pk gnd} kwcv!
Pcvidahnu kg ekaphep
ksp}sp
Ahic kg fdahvt
ksp}sp
Ebceodaj icpbk`
F83)F87 @cwdec ghsnp udjahn
F8:)F82 ]vkpcep hepdka udjahn
F84)F6= Hnhvi udjahn
F68)F66 Ksp}sp ekaphep 0
F65)F60 Ksp}sp ekaphep 3
F63)F67 Pvd} ekaphep 8
F6:)F62 Pvd} ekaphep 6
F64)F5= Ksp}sp ekaphep 2
F58)F56"ekiika k}ca$ Ksp}sp ekaphep 4
Ucncep k}ca ha` enkuc icas. suc „/’.
„)’ oct pk k}cvhpc ha` pcup pbc
ekvvcu}ka`daj pcvidahnu! F58)F56
ha` F50)F53 hvc ekiika k}ca
pcvidahnu pbhp ubksn` enkuc!
6:
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
F56)F55
F50)F53"ekiika k}ca$
F53)F57Ksp}sp ekaphep 8=
H66)H65
Vcikpc ekapvkn
enkudaj ksp}sp
H66)H60Vcikpc ekapvkn pvd}
ksp}sp
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
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Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
3!!! K}cvhpdka daupvsepdkau!!!!!!!!!!!!!!!!!!!!!3!8 Ekapvkn }hacn kg `cwdec
862,70 ihpvdr NE@ "Pbc NE@ zdnn jk kgg hgpcv h }cvdk` kg pbc hfucaec kg octfkhv`
k}cvhpdka? pbc NE@ zdnn fc dnnsidahpc` hspkihpdehnnt zbca hat oct du }vcuuc` kv da
ehuc kg }vkpcepdka pvd} kv hnhvi!$ Udjahn da`dehpkv< vsa. ekiisadehpdka. k}cvhpdka. hnhvi. fk`t. ghsnp "kg pbc `cwdec$
Edvesdp fvchocv uphpc da`dehpdka< da`dehpdaj pbc esvvcap uphpc kg pbc edvesdp fvchocv "„K}ca’.
„Enkuc’ }kudpdka da`dehpdka$
Vcikpc+nkehn ucncepdka udjahn. nkehn k}cadaj+enkudaj fsppka
Oct }h`< . . . . Ehaecn. ). /. Capcv. Vcwcvp
Pbc 7)fdp adrdc psfc `du}nhtu pbc }vdihvt ichusvc` whnscu da vchn pdic< DH. DF. DE. Shf.
Sfe. Seh. ]. X. Ekuχ! "]nchuc ucp pbc ]P. EP pvhaugkvihpdka vhpdku }vk}cvnt da pbc Utupci
]hvhicpcvu icas$! Pbc ihrdisi `du}nht vhajc kg pbc }kzcv ka pbc adrdc psfc du< 44444!
Akpc< Ichusvcicap DH< HH. ichusvcicap DF< fH. ichusvcicap
DE< EH.
wknphjc Shf< HfOW. wknphjc Sfe< fEOW. wknphjc Seh< EHOW.
hepdwc }kzcv< ]OZ. vchepdwc }kzcv< xOWhv. }kzcv ghepkv< B
3!6 Daupvsepdkau gkv suc kg oct }h` ha` NE@ `du}nht
@svdaj pbc `cwdec—u akvihn k}cvhpdka. dp zdnn `du}nht pbc ichusvdaj esvvcap. }kzcv.
pdic da etenc! ]vcuu pbc „Capcv’ oct pk capcv pbc ihda icas. zbdeb du h isnpd)ncwcn pvcc
icas! ]vcuu pbc „„. „„ octu pk ikwc pbc esvukv pk pbc `cudvc` capvt. }vcuu pbc „Capcv’
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
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Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
oct pk capcv pbdu capvt. ha` }vcuu pbc „Ehaecn’ oct pk vcpsva pk pbc acrp bdjbcv ncwcn kg
uevcca! Dg pbdu uevcca du updnn h icas. ekapdasc pk }vcuu pbc „„. „„ oct pk ucncep pbc
`cudvc` capvt. }vcuu pbc „Capcv’ oct pk capcv pbc acrp ncwcn kg uevcca. ha` }vcuu pbc
„Ehaecn’ oct pk vcpsva pk pbc acrp bdjbcv ncwcn kg icas! Dg pbcvc du ak icas uevcca. fc usvc
pk }vcuu pbc „Ehaecn’ oct pk vcpsva pk pbc acrp bdjbcv ncwcn kg icas! Pbc ihda icas du
ubkza hp pbc ecapcv kg pbc gknnkzdaj gdjsvc. zdpb pbc ekvvcu}ka`daj usficasu ka fkpb
ud`cu!
Pbc ihda dapcvghec `du}nhtu pbc }vdihvt k}cvhpdaj }hvhicpcvu da psva! Pbc ihrdisi
`du}nhtc` whnsc kg pbc }vdihvt du 7===!=H! Gkv utupciu zdpb h vhpc` esvvcap kg 3H. pbc ucp
EP pvhaugkvihpdka vhpdk ubhnn akp crecc` 6===! Dg pbc }vdihvt }kzcv du jvchpcv pbha
8===OZ. pbc `du}nht sadp du IZ. kpbcvzduc du
5=
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Akpc 8<Kant ikpkv }vkpcep ichusvc ha` ekapvkn `cwdec bhu pbdu dpci!
Akpc 6<Gkv fhude }hvhicpcvu ha` @+H ucppdaj da icas „Utupci ]hvhicpcvu’.
`dggcvcap `cwdecu bhwc `dggcvcap fhude }hvhicpcvu ucppdaj. gkv pbc Ucppdaj icas. ucc pbc
`cuevd}pdka kg cheb `cwdec!
Akpc 5<Gkv ucppdaj whnsc icas. ucc pbc `cuevd}pdka kg cheb `cwdec!
Uphpc @du}nht
Pbc _Uphpc @du}nhtY icas ekaphdau 2 usficasu. daens`daj }vkpcepdka `hph. ichusvdaj
Ihda icas
8ºUphpc @du}nht
6ºUdjahn Vcwcvp
5ºVc}kvp @du}nht
0ºKsp}sp Pcup
3ºUTU ]hvhicpcvu
7ºUcppdaj Whnsc
:ºEnkeo Ucppdaj
2º]huuzkv`
4ºWcvudka Dagk!
3!]hvhicpcvu"Akpc 6$
Ucppdaj \cvk Ak!
Ekii! Ucppdaj
F! ]hvhicpcvu
@+H Ucppdaj
]snuc Cacvjt
Pvd} Pdicu Enchv
Ebhaacn Ekcg!
Ik`cn<I▨]V)7==Bf
Wcvudka<W▨!▨▨!▨▨
@hpc<6=▨▨)▨▨)▨▨
EVE<▨▨▨▨▨▨▨▨B
8! Uphpc @du}nht
]vkpcepdka @hph
Ichusvdaj @hph
Fdahvt Da}sp
]snuc Cacvjt
]bhuc Hajnc
Bhvikade @hph
@E Da}sp @hph
Pvd} Pdicu
5!Vc}kvp @du!
Pvd} Vc}kvp
Fdahvt Vc}kvp
Cwcap Vc}kvp
Ikpkv uphvp whnsc"akpc 8$
Vc}kvp Enchv
0!Ksp}sp Pcup
@cwdec Ghdnsvc
Pvd} Udjahn
Hnhvi Udjahn
Ksp}sp 0
Ksp}sp 3
]VKP Ksp}sp 8
]VKP Ksp}sp 6
Ksp}sp 2
Ksp}sp 4
Ksp}sp 8=
Vcikpc Enkuc
Vcikpc Pvd}
K}cvhpc Hnn Vcnhtu
7!Ucppdaju"Akpc 5$
]vkpcepdka Ka+Kgg
〆〆〆〆〆〆
Akpc< Ucc }vkpcepdka
ucppdaj phfnc gkv `cphdnc`
:!Enkeo ucppdaj
@hpc<▨▨)▨▨)▨▨
Pdic<▨▨<▨▨<▨▨
6!Udjahn Vcwcvp
Capcv
2! ]huuzkv`
▨▨▨▨
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Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
`hph. fdahvt da}sp. ]snuc Cacvjt. hajnc `du}nht. bhvikade `hph. @E ichusvcicap ha` pvd}
uphpdupdeu! Dp du `cuevdfc` hu gknnkzu<
]vkpcepdka @hph ↘↕
Dh9▨▨▨!▨▨H
Df9▨▨▨!▨▨H
De9▨▨▨!▨▨H
Shf9▨▨▨!▨▨W
Sfe9▨▨▨!▨▨W
Seh9▨▨▨!▨▨W
D89▨▨▨!▨▨H
D69▨▨▨!▨▨H
D=9▨▨! ▨▨▨HS89▨▨▨!▨▨H
S69▨▨▨!▨▨H
S=9▨▨▨!▨▨H
D=N9▨▨▨!▨▨H
G9▨▨▨!▨▨B|
D=lu9▨▨▨!▨▨H
S=lu9▨▨▨!▨▨W
]vkpcepdka EP uceka`hvt esvvcap whnsc
]P uceka`hvt ndac wknphjc whnsc
]vkpcepdka }kudpdwc ucxscaec esvvcap
]vkpcepdka acjhpdwc ucxscaec esvvcap
Bdjb wknphjc ud`c |cvk ucxscaec esvvcap"Hahnkj xshapdpt$ ]kudpdwc ucxscaec wknphjc
Acjhpdwc ucxscaec wknphjc
\cvk ucxscaec wknphjc"Hahnkj xshapdpt$
Nkz wknphjc ud`c |cvk ucxscaec esvvcap
Gvcxscaet
\cvk ucxscaec esvvcap"ehnesnhpc xshapdpt$
\cvk ucxscaec wknphjc"ehnesnhpc xshapdpt$
Ichusvdaj @hph ↘↕
DH9▨▨▨!▨▨H
DF9▨▨▨!▨▨H
DE9▨▨▨!▨▨H
Sh9▨▨▨!▨▨W
Sf9▨▨▨!▨▨W
Se9▨▨▨!▨▨W
]9 ▨▨▨▨!▨Z
X9 ▨▨▨▨!▨Z
EkuΧ9▨!▨▨▨
Ichusvdaj EP uceka`hvt esvvcap whnsc
]P uceka`hvt }bhuc wknphjc whnsc"`k akp
`du}nht zbca W W zdvdaj ik`c$
Hepdwc }kzcv
Vchepdwc }kzcv
]kzcv ghepkv
56
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Hp Enkuc`. edvesdp fvchocv du hp enkuc` }kudpdka? hp K}ca. edvesdp
Akpc< Da pbc upha`hv` ekagdjsvhpdkau. pbc da}sp edvesdp bhu pbc ekaacepdka pk ha
crpcvahn 66=W@E ekapvkn }kzcv us}}nt! Zbca ak @E ekapvkn }kzcv us}}nt kv ekapvkn
utupci du hwhdnhfnc ka udpc. fsp h 88=W@E ekapvkn }kzcv us}}nt du hwhdnhfnc. h 88=W@E
ekapvkn }kzcv us}}nt iht fc suc` gkv `dvcep ekaacepdka pbvksjb nkehn bhv`zhvc
h`lsupicap. kv pbc 60W }kzcv us}}nt kg pbc `cwdec iht fc suc` hu pbc da}sp }kzcv us}}nt
"zbca pbc da}sp ekiika pcvidahn du /60W. pcvidahn asifcv< F80. Pcvidahn F=8 du oc}p
gnkhp$! Bkzcwcv. pbdu isup fc u}cedgdc` zbca kv`cvdaj!
Fdahvt Da}sp ↘ ↕
<▨
knnct Vsa<▨
vknnct Pcup<▨
<▨
}vdaj< ▨
wt Jhu <▨
Jhu <▨
Pvd} <▨
i}! Hnhvi <▨
])vcndcg Pvd} <▨
〆〆〆〆〆〆
fvchocv du hp k}ca }kudpdka! Akpc< Pbc }kudpdka kg pbc edvesdp
fvchocv vcnhpcu pk }vkpcepdka nkjde. zdpb gdrc` }kudpdka!
Zbca enkuc`. pvknnct hp k}cvhpdaj }kudpdka
Zbca enkuc`. pvknnct hp pcup }kudpdka
Zbca enkuc`. enkuc` }kudpdka
Zbca enkuc`. cacvjt upkvhjc akp eki}ncpc`
Fvchocv
Pv
P
Chvpb Uzdpeb
U
Bch
Ndjbp
@cuevd}pdka whvdcu zdpb ik`cn. ucc ekvvcu}ka`daj
pcvidahn `dhjvhi gkv `cphdnu
Kwcv P
Pc
]snuc Cacvjt ↘ ↕
IE8<▨▨▨▨▨▨▨▨▨▨
IE6<▨▨▨▨▨▨▨▨▨▨
IE5<▨▨▨▨▨▨▨▨▨▨
IE0<▨▨▨▨▨▨▨▨▨▨
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/▨▨▨▨▨▨▨º▨▨▨OWB
)▨▨▨▨▨▨▨º▨▨▨OZB
)▨▨▨▨▨▨▨º▨▨▨OWB
Heesisnhpdka kg pbc cwdec—u vchn)pdic hepdwc ha vchepdwc ehnesnhpdkau
kwcv pdic. / gkv }kudpdwc dvcepdka. ) gkv acjhpdwc dvcepdka!
Crpcvahn di}snuc cacvjt da}sp eksapdaj "0)zht$
]bhuc Hajnc ↘ ↕
Sh< = = = º= =½
Sf<▨▨▨º▨▨½
Se<▨▨▨º▨▨½
Dh<▨▨▨º▨▨½
Df<▨▨▨º▨▨½
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DF<▨▨▨º▨▨½
DE<▨▨▨º▨▨½
]bhuc hajnc vcnhpdwc pk Sh. Sh hu =½ ft cghsnp! Zbca zdvdaj
icpbk du WW. dp du}nhtu ndac wknphjcu vcnhpdwc pk Shf.pbc uhic hu
gknnkzu
]bhuc hajnc kg }vkpcepdka esvvcap vcnhpdwc pk Sh
]bhuc hajnc kg ichusvdaj esvvcap vcnhpdwc pk Sh
55
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Bhvikade ↘ ↕
D6< ▨▨▨º▨▨#
D5< ▨▨▨º▨▨#
D0< ▨▨▨º▨▨#D3< ▨▨▨º▨▨#
〆〆〆〆〆〆
D88< ▨▨▨º▨▨#
6q88up bhvikadeu gkv zbdeb hahnkj ebhaacnu bhwc fcca ucncepc da utupci
@E Da}sp ↘ ↕
@E8<▨▨▨º▨▨iH
@E6<▨▨▨º▨▨iHCrpcvahn @E da}sp 0q6=iH "6)zht$
Udjahn vcwcvp
Pvd} Pdicu
Pkphn▨▨▨▨pdicu
Da pbc _Udjahn VcwcvpY icas. }vcuu pbc „Capcv’ oct. pbc udjahn vcnht ha` pbc „K}cvhpdka’
da`dehpkv ka pbc }hacn zdnn fc vcucp!
Vc}kvp @du}nht
Pbc _Vc}kvp @du}nhtY icas daens`cu 0 usficasu. daens`daj pvd} vc}kvp. vcikpc udjahnvc}kvp. cwcap vc}kvp ha` enchv vc}kvp! Cwcap vcekv`daj daens`cu< `cwdec ucng)ebceo ghsnp.
`cwdec ucppdaj whnsc ik`dgdehpdka. utupci }hvhicpcv ik`dgdehpdka ha` ucppdaj |kac
asifcv ik`dgdehpdka. cpe! Pvd} vc}kvp eha fc vcekv` gkv pbc nhup 3= cwcapu. vcikpc udjahn
vc}kvp gkv 8==. cwcap vc}kvp gkv 5= hp ikup! Fctka` pbdu. pbc nhpcup vc}kvp zdnn kwcvzvdpc pbc
chvndcup kac! ]vcuu pbc „Capcv’ oct pk capcv pbc ekvvcu}ka`daj _Pk wdcz rr vc}kvp. }nchuc
capcv vc}kvp asifcv< == Y icas. ha` capcv hat gdjsvc zdpbda upkvhjc wknsic. }vcuu pbc
„Capcv’ oct pk `du}nht pbc ekapcapu kg pbhp vc}kvp! Pbc uevcca du hu gknnkzu<
Vc}kvp Ak<▨▨ ↕
6=▨▨)▨▨)▨▨
▨▨<▨▨<▨▨<▨▨▨
▨▨▨▨▨▨
Vc}kvp Ak! kg pbdu vc}kvp
Tchv. ikapb. `ht. bksv. idaspc. uceka` ha`
idnnduceka` zbca dp pkko }nhec
Vc}kvp ekapcap `cuevd}pdka
]vcuu oct pk ucc pbc u}cedgde k}cvhpdka whnsc! ]vcuu ha` octu pk gnd} kwcv!
50
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
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Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
K}cvhpdka whnscu
Dh 9 ▨▨▨º▨▨ H
Df 9 ▨▨▨º▨▨ H
De 9 ▨▨▨º▨▨ HShf 9 ▨▨▨º▨▨ W
Sfe 9 ▨▨▨º▨▨ W
Seh 9 ▨▨▨º▨▨ W
D8 9 ▨▨▨º▨▨ H
D6 9 ▨▨▨º▨▨ H
D= 9 ▨▨º▨▨▨ H
S8 9 ▨▨▨º▨▨ H
S6 9 ▨▨▨º▨▨ H
S= 9 ▨▨▨º▨▨ H
Sh 9 ▨▨▨º▨▨ H
Sf 9 ▨▨▨º▨▨ H
Se 9 ▨▨▨º▨▨ H
D=lu 9 ▨▨▨º▨▨ H
S=lu 9 ▨▨▨º▨▨ H
D=N 9 ▨▨▨º▨▨ H
@E8 9 ▨▨▨º▨▨ iH
@E6 9 ▨▨▨º▨▨ iH
G 9 ▨▨▨º▨▨ B|
]vkpcepdka EP uceka`hvt whnsc
]vkpcepdka ]P uceka`hvt whnsc
]kudpdwc. acjhpdwc. |cvk ucxscaec }vkpcepdka
esvvcap
]kudpdwc ucxscaec wknphjc
Acjhpdwc ucxscaec wknphjc
\cvk ucxscaec wknphjc
Fsu }bhuc wknphjc
Bdjb wknphjc ud`c |cvk ucxscaec esvvcap ehnesnhpc whnsc
|cvk ucxscaec wknphjc ehnesnhpc whnsc
Nkz wknphjc ud`c |cvk ucxscaec esvvcap ehnesnhpc whnsc
Aka cncepvde @E
Gvcxscaet
Ksp}sp pcup
Hgpcv capcvdaj pbc _Ksp}sp PcupY icas. pbc ekvvcep }huuzkv` du vcxsdvc` pk capcv pbc
_Ksp}sp PcupY icas! Dp `du}nhtu pbc gknnkzdaj<
]vcuu „Capcv’ oct
‐‐‐‐‐‐1
>‐‐‐‐‐‐
]vcuu „Ehaecn’ oct
0!Ksp}sp pcup ↘ ↕
@cwdec Ghdnsvc
Pvd} Udjahn
Hnhvi Udjahn
Ksp}sp 0
Ksp}sp 3
]VK Ksp}sp8
]VK Ksp}sp6
〆〆〆〆〆〆
K}cvhpc Hnn
@cwdec Ghdnsvc
Ka Kgg
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5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
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Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Utupci }hvhicpcvu
Hgpcv capcvdaj pbc _Utupci ]hvhicpcvuY icas. pbc ekvvcep }huuzkv` du vcxsdvc` pk
capcv pbc _Utupci ]hvhicpcvuY icas! Dp `du}nhtu pbc gknnkzdaj<
3!]hvhicpcvu ↘↕
Ucppdaj \kac Ak!
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Fhude ]hvhicpcvu
@+H ucppdaj
]snuc Cacvjt
Pvd} Pdic Enchv
Ebhaacn Ekcg!
Ucppdaj |kac asifcv< vhajc ==q=:!
Ekiisadehpdka ucppdaj
Ekii! ucppdaj ↘ ↕
VU023 H``vcuu
▨▨
VU023 Fhs` vhpc
▨▨
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▨▨▨▨iU
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▨▨▨! ▨▨▨! ▨▨▨! ▨▨▨
O Z @cghsnp
▨▨▨! ▨▨▨! ▨▨▨! ▨▨▨
Ekiisadehpdka h vcuu kg cwdec =8q44
==<6!0OF?=8<0!2OF?=6<4!7OF?=5<
84!6OF?=0<52!0OF?=3<883!6OF
Ekagdvihpdka pdic kg 0)zht di}snuc
cacvjt. 18=iU. > di}snuc zd`pb kg
odnkzhpp)bksv icpcv
Gkv Cpbcvacp ekiisadehpdka
57
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Ucppdaj kg fhude }hvhicpcvu "ucc pbc `cuevd}pdka kg pbc }vkpcepdka `cwdec gkv fhude
}hvhicpcvu$
F! ]hvhicpcvu< ↘↕
Vhpdaj Esvvcap▨▨
]P Vhpdk
▨▨▨▨
EP Vhpdk
▨▨▨▨
EP Zdvdaj Ik`c
▨▨
]P Zdvdaj Ik`c
▨▨
Bhvikade Ebhaacn
▨▨
〆〆〆〆〆〆
Ucppdaj pbc EP uceka`hvt esvvcap vhpdaj ==<8H?
=8<3H
Ucppdaj pbc ]P pvhaugkvihpdka vhpdk< 8q83==
Ucppdaj pbc EP pvhaugkvihpdka vhpdk< 8q3===
Ucppdaj pbc EP uceka`hvt zdvdaj ik`c
==<5)}bhuc?=8<6)}bhuc
Ucppdaj pbc EP uceka`hvt zdvdaj ik`c==<<TT?=8<W W
Ucppdaj hahnkj xshapdpt ebhaacnu =q86 gkv bhvikade
ikadpkvdaj. ucncep= pk crdp gvki pbc bhvikade
ehnesnhpdka gsaepdka
@+H ucppdaj
Pbc `cwdec bhu pzk 0q6=iH ksp}spu! Pbc @H8q@H6 h`lsupicap ghepkv du suc` pk
h`lsup pbc heesvhet kg pbc ebhaacn ksp}sp! Pbc @H8q@H6 ebhaacn ucncepdka du suc` pk
ucncep pbc ekvvcu}ka`daj hahnkj xshapdpt ebhaacn "ucc pbc `cuevd}pdka kg pbc }vkpcepdka`cwdec gkv u}cedgde vcgcvcaec xshapdpdcu$! Da pbc heesvhet pcup. ihoc usvc pbc gdcn` jvksa`
du da jkk` ekaphep? kpbcvzduc pbc heesvhet idjbp fc hggcepc`!
]snuc cacvjt ucppdaj
Cacvjt fhuc asifcvu eha fc ucp. daens`daj Di}snuc 8. Di}snuc 6. Di}snuc 5. Di}snuc
0. }kudpdwc hepdwc cacvjt. }kudpdwc vchepdwc cacvjt. acjhpdwc hepdwc cacvjt ha` acjhpdwc
vchepdwc cacvjt!
Enchv pvd} eksap
Suc` gkv enchvdaj pbc pvd} eksap!
Ucppdaju
Hgpcv capcvdaj pbc }huuzkv`. tks eha capcv pbc _Whnsc UcppdajY icas! Ucc pbc ucppdaju
`cuevd}pdka kg pbc }vkpcepdka `cwdec gkv pbc `cphdnc` `cuevd}pdka!
Enkeo ucppdaj
H fhppcvt)fheo vchn)pdic enkeo du }vkwd`c` da pbc `cwdec. zbdeb eha }cvgkvi pdic
h`lsup vcikpcnt wdh pbc ekiisadehpdka acpzkvo kv da)udpc pdic h`lsup da pbc _Pdic UcppdajY
icas!
5:
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Capcv pbdu icas ha` }vcuu pbc „Capcv’ oct. pbc
enkeo zdnn upk} vcgvcubdaj ha` h esvukv zdnn h}}chv!
Ikwc pbc esvukv pk pbc `cudvc` }kudpdka gkv
ik`dgdehpdka ft }vcuudaj pbc „„. „„ octu. ik`dgt
pk pbc `cudvc` whnsc zdpb pbc „/’. „)’ octu! ]vcuu pbc
„Capcv’ oct pk eki}ncpc ucppdaj! Dg pbc „Ehaecn’ oct
du }vcuuc`. pbc ucppdaj zdnn fc ehaecnnc` ha` pbc
uevcca ekapdascu pk vcgvcub pbc enkeo!
]huuzkv`
Pbc _]huuzkv`Y icas du suc` pk ik`dgt pbc }huuzkv` gkv capvt dapk pbc Ucppdaju.
Utupci }hvhicpcvu ha` Ksp}sp Pcup usficasu! Pbc dadpdhn }huuzkv` du }vkwd`c` ft pbc
ghepkvt! Pbc sadwcvuhn }huuzkv` du „8===’!
Ikwc pbc esvukv pk pbc `cudvc` }kudpdka gkv
ik`dgdehpdka ft }vcuudaj pbc „„. „„ octu.
ik`dgt pk pbc `cudvc` }huuzkv` zdpb pbc „/’. „)’
octu! ]vcuu pbc „Capcv’ oct pk capcv pbc acz
}huuzkv` ucppdaj icas hu hfkwc? }vcuu pbc
„Ehaecn’ oct pk ehaecn pbc ucppdaj!
:! Enkeo ucppdaj
@hpc<6=▨▨)▨▨)▨▨
Pdic< ▨▨<▨▨<▨▨
]nu capcv }huuzkv`
= = = =
J]U enkeo utaebvkad|hpdka
Pbc J]U enkeo utaebvkad|hpdka udjahn du da}sp hu vu023 `dggcvcapdhn wknphjc. pbc `cwdecdu hfnc pk vcecdwc J]U enkeo idaspc utaebvkad|hpdka"kv uceka` utaebvkad|hpdka$! Dg pbcvc
du J]U udjahn. pbcvc zdnn fc ha` gnhubdaj ka pbc fkppki kg etenc icas? kpbcvzduc
zka—p!
Pbc }vdaed}nc kg J]U enkeo utaebvkad|hpdka< Pbc uceka` }snuc kv idaspc }snuc hep
zdpb pbc ikadpkvdaj utupci. pbc pdic fhuc zdpb uceka` }vcedudka du ucap ft ikadpkvdaj
utupci. zbca pbc J]U uceka` `dggcvcapdhn udjahn hvvdwcu. pbc pdic fhuc du sadgdc` ha` pbc
idnnduceka`u hvc enchvc`!
Wcvudka Dagk
Capcv pbc _4! Wcvudka DagkY icas sa`cv pbc ihda icas. pbc ik`cn. ukgpzhvc wcvudka
ha` `hpc kg pbc `cwdec zdnn fc `du}nhtc`!
Akpc< Gkv h ekvvcu}ka`daj akaupha`hv` ik`cn. pbc `cwdec—u `du}nhtc` ik`cn `kcu akp
bhwc pk fc ebhajc`!
7!!! Ebceo!!!!!kg }vkpcepdka gsaepdka!!!!!!!!!!!!!!!!!!!!7!8 Ebceo kg kwcvesvvcap }vkpcepdka "Kwcvesvvcap$
Kwcvesvvcap }vkpcepdka bhu pbvcc ucjicapu? pbcuc hvc dauphaphacksu kwcvesvvcap
}vkpcepdka. pbc pdic `cnht dauphaphacksu }vkpcepdka kwcvesvvcap `cgdadpc)pdic ndidp
52
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
IP]V)78=Bf
@8"5.3$
@6"0.7$ H=8
@83
@8:
@84 H=6
@87"82.6=$
Dh—"Df—.De—$
Dh"Df.De$
Sh
Sf]kzcv us}}nt
Se
Sh—"Sf—〈Se—$
}vkpcepdka! Dp eha fc ucp ha` }sp da+kgg vcu}cepdwcnt! Pbc pbvcc }vkpcepdkau bhwc uhic
}vdaed}nc! Phoc dauphaphacksu kwcvesvvcap }vkpcepdka hu ha crhi}nc pk cr}nhda! Ekaacep
hu gdjsvc 7)8. }sp dauphaphacksu kwcvesvvcap }vkpcepdka ha` dauphaphacksu kwcvesvvcap
eki}ksa`c` wknphjc fnkeo da vsaadaj!
Gdjsvc 7)8
Ucp da heekv`haec zdpb pbc phfnc hu gknnkz. phoc pbc k}cvhpdaj whnsc ha` occ} dp da pbc
phfnc! Zbca dauphaphacksu kwcvesvvcap }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82.F63)F67
ha` F6:)F62 ubksn` fc ekaacepc`!
Esvvcap ucppdaj kg
dauphaphacksu kwcv
esvvcap }vkpcepdka"H$
Da 6Da 3Da 8=Da
K}cvhpdaj whnsc
Da}sp 5=W gkv SFE
ha` esvvcap kg }bhuc
H. phoc SFE hu pbc
fhudu ha` ubdgp
esvvcap pk ebceo pbc
k}cvhpdaj |kacK}cvhpdaj |kac
Esvvcap ucppdaj kg
dauphaphacksu kwcv
esvvcap }vkpcepdka"H$
Da 6Da 3Da 8=Da
K}cvhpdaj whnsc
Da}sp 5=W gkv SEH
ha` esvvcap kg }bhuc
F. phoc SEH hu pbc
fhudu ha` ubdgp
esvvcap pk ebceo pbc
k}cvhpdaj |kacK}cvhpdaj |kac
Esvvcap ucppdaj kg
dauphaphacksu kwcv
esvvcap }vkpcepdka"H$
Da 6Da 3Da 8=Da
K}cvhpdaj whnsc
Da}sp 5=W gkv SHF
ha` esvvcap kg }bhuc
E. phoc SHF hu pbc
fhudu ha` ubdgp
esvvcap pk ebceo pbc
k}cvhpdaj |kacK}cvhpdaj |kac
54
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
Sa`cv wknphjc ucppdaj
"W$6= 0= 7= 2=
K}cvhpdaj whnsc kg
sa`cv wknphjc
Ucppdaj kg acjhpdwc
ucxscaec wknphjc"W$3 8= 83 6=
Ucp kwcvesvvcap
whnsc zdpb 3H. da}sp
esvvcap 7H
K}cvhpdaj whnsc kg
acjhpdwc ucxscaec
wknphjc
7!6 Ebceo kg dawcvuc pdic ndidp kwcvesvvcap }vkpcepdka "DP Kwcvesvvcap$
Ekaacep hu gdjsvc 7)8! ]sp dawcvuc pdic ndidp kwcvesvvcap }vkpcepdka da vsaadaj!
Ebkkuc h oda` kg esvwc da dawcvuc pdic ndidp ebhvhepcvdupde esvwc ucppdaj"=8<Upha`hv`
dawcvuc pdic ndidp?=6<Sasushn dawcvuc pdic ndidp?=5<Crpvcic dawcvuc pdic ndidp?=0<Nkaj
dawcvuc pdic ndidp$.ucp dawcvuc pdic ndidp ekauphapπ} =!3=u.dawcvuc pdic ndidp esvvcap D}
3H!Dawcvuc pdic ndidp ucppdaju hvc da heekv`haec zdpb phfnc hu gknnkz! Zbca pbc dawcvuc
pdic ndidp kwcvesvvcap }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82〈F63)67 ha` F6:)F62
ubksn` fc ekaacepc`!
Esvwc Pbc k}cvhpdaj esvvcap"H$ 6D}"H$ 5D}"H$ 3D}"H$
Pbckvcpdehn k}cvhpdaj pdic"u$ 3!8=3u 5!83u 6!80=u=8<Upha`hv`
dawcvuc
D}93H.π}9=!3u Pbc vchn k}cvhpdaj pdic"u$
Pbckvcpdehn k}cvhpdaj pdic"u$ 7!:3=u 5!5:3u 8!722u=6<Sasushn
dawcvuc
D}93H.π}9=!3u Pbc vchn k}cvhpdaj pdic"u$
Pbckvcpdehn k}cvhpdaj pdic"u$ 85!555u 3!===u 8!77:u=5<Crpvcic
dawcvuc
D}93H.π}9=!3u Pbc vchn k}cvhpdaj pdic"u$
Pbckvcpdehn k}cvhpdaj pdic"u$ 7=!===u 5=!===u 83!===u=0<Nkaj dawcvuc
D}93H.π}9=!3u Pbc vchn k}cvhpdaj pdic"u$
7!5 Ebceo kg acjhpdwc ucxscaec kwcvesvvcap }vkpcepdka "AU Kwcvesvvcap$
Pbc acjhpdwc ucxscaec esvvcap du ehnesnhpc` ft }vkpcepdka esvvcapu! Ekaacep hu gdjsvc
7)8!
7!:!8 Acjhpdwc ucxscaec kwcvesvvcap `cgdadpc pdic ndidp }vkpcepdka]sp acjhpdwc ucxscaec kwcvesvvcap `cgdadpc pdic ndidp }vkpcepdka da vsaadaj. da}sp pbvcc
0=
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
}vkpcepdka esvvcapu hu acjhpdwc ucxscaec ik`c! Ucp da heekv`haec zdpb pbc phfnc hu
gknnkz. phoc pbc k}cvhpdaj whnsc ha` occ} dp da pbc phfnc!
Acjhpdwc ucxscaec esvvcap "H$ =!6Da =!0 Da =!7 Da =!2 Da
Acjhpdwc ucxscaec `cnht "u$ 8= 3 6 8
Acjhpdwc ucxscaec esvvcap
k}cvhpdaj whnsc "H$
Acjhpdwc ucxscaec `cnht
k}cvhpdaj pdic "u$
7!:!6 Acjhpdwc ucxscaec kwcvesvvcap dawcvuc pdic ndidp }vkpcepdka
]sp acjhpdwc ucxscaec kwcvesvvcap dawcvuc pdic ndidp }vkpcepdka da vsaadaj. da}sp pbvcc
}vkpcepdka esvvcapu hu acjhpdwc ucxscaec ik`c! Dau}cep pbdu }vkpcepdka heekv`daj hu
kwcvesvvcap dawcvuc pdic ndidp }vkpcepdka phfnc!
Zbca acjhpdwc ucxscaec kwcvesvvcap }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82.
F63)67 ha` F6:)F62 ubksn` fc ekaacepc`!
7!0 Ebceo kg kwcvnkh` }vkpcepdka "Kwcvnkh`$
Kwcvnkh` }vkpcepdka sucu pbc ihrdihn esvvcap pk ls`jc. pvd} kv hnhvi eha fc ebkuca.
Dg }sp kwcvnkh` pvd} da vsaadaj. hnhvi gsaepdka crdpu hspkihpdehnnt! Ekaacep hu gdjsvc 7)6. }sp
kwcvnkh` hnhvi da vsaadaj!
Gdjsvc 7)6
Ucp da heekv`haec zdpb pbc phfnc hu gknnkz. phoc pbc k}cvhpdaj whnsc ha` occ} dp da pbc
phfnc! Zbca kwcvnkh` hnhvi du k}cvhpc`. pcvidahnu F84)6= ubksn` fc ekaacepc`!
]sp kwcvnkh` pvd} da vsaadaj. zbca kwcvnkh` pvd} du k}cvhpc`. pcvidahnu F8:)82. F63)67
ha` F6:)F62 ubksn` fc ekaacepc`!
Kwcvnkh` esvvcap"H$
Dh"Df〈De$
Dh—"Df—〈De—$
]kzcv us}}nt
IP]V)78=Bf
@8"5.3$ H=8
@6"0.7$
H=6
3 8= 83 6=
Kwcvnkh` `cnht"u$ 8= 3 6 8
Kwcvnkh` esvvcap
k}cvhpdaj whnsc "H$
Kwcvnkh` `cnht
k}cvhpdaj whnsc "u$
08
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
7!3 Ebceo kg |cvk ucxscaec Kwcvwknphjc }vkpcepdka "\U Kwcvwknphjc$
\cvk ucxscaec Kwcvwknphjc }vkpcepdka sucu k}ca ikspb pvdhajnc wknphjc gvki kspud`c!
Pvd} kv hnhvi eha fc ebkuca.Dg }sp kwcvnkh` pvd} da vsaadaj. hnhvi gsaepdka crdpu
hspkihpdehnnt! Ekaacep hu gdjsvc 7)5. }sp \cvk ucxscaec Kwcvwknphjc hnhvi da vsaadaj!
S=
S=—
/ZE
)ZE
]kzcv us}}nt
IP]V)78=Bf
@68 H=8
@66
F=6 H=6
F=8
Gdjsvc 7)5
Ucp da heekv`haec zdpb pbc phfnc hu gknnkz. phoc pbc k}cvhpdaj whnsc ha` occ} dp da pbc
phfnc! Zbca \cvk ucxscaec Kwcvwknphjc hnhvi du k}cvhpc`. pcvidahnu F84)6=. ubksn` fc
ekaacepc`!
]sp \cvk ucxscaec Kwcvwknphjc pvd} da vsaadaj. Zbca \cvk ucxscaec Kwcvwknphjc
pvd} du k}cvhpc`. pcvidahnu F8:)82. F63)67 ha` F6:)F62 ubksn` fc ekaacepc`!
\cvk ucxscaecKwcvwknphjc "W$
8= 6= 5= 3=
\cvk ucxscaec8 8= 3= 8==
Kwcvwknphjc `cnht"u$
\cvk ucxscaec Kwcvwknphjc
k}cvhpdaj whnsc "W$
\cvk ucxscaec Kwcvwknphjc
`cnht k}cvhpdaj whnsc "u$
7!7 Ebceo kg |cvk ucxscaec kwcvesvvcap }vkpcepdka "\U Kwcvesvvcap$
\cvk ucxscaec kwcvesvvcap }vkpcepdka bhu pbvcc ucjicapu! Dp eha fc ucp ha` }sp
da+ksp vcu}cepdwcnt! Pbcuc pbvcc }vkpcepdkau bhwc uhic }vdaed}nc.phoc |cvk ucxscaec
kwcvesvvcap }vkpcepdka D hu ha crhi}nc pk cr}nhda! Ekaacep hu gdjsvc 7)0. }sp |cvk
ucxscaec kwcvesvvcap }vkpcepdka D da vsaadaj!
06
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
IP]V)78=Bf
@83
@87 H=8
@68
@66 H=6
@=:
@=2
]kzcv us}}nt5S=
5S=
5D=
5D=
Sh
Sh—
Gdjsvc 7)0
Ucp da heekv`haec zdpb pbc phfnc hu gknnkz. phoc pbc k}cvhpdaj whnsc ha` occ} dp da pbc
phfnc! Zbca |cvk ucxscaec kwcvesvvcap }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82. F63)67
ha` F6:)F62 ubksn` fc ekaacepc`! "Phoc TT ekaacepdka hu ha crhi}nc$
Ichusvc` S="W$ ≣83 ≣83 ≣83 ≣83
Ehnesnhpc 5S=" S=lu$ ≣83 ≣83 ≣83 ≣83
\cvk ucxscaec esvvcap
ucppdaj "H$=!6= =!3= 8!== 8!3=
K}cvhpdaj whnsc
K}cvhpdaj hvch
7!: Ebceo kg nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap }vkpcepdka"SW \U KE$
Ekaacep hu gdjsvc 7)3. pk dau}cep nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap
}vkpcepdka!
7!:!8 Nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap zdpb `cgdadpc)pdic `cnht
]sp nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap zdpb `cgdadpc)pdic `cnht }vkpcepdka da
vsaadaj. da}sp esvvcapu. Ucp da heekv`haec zdpb pbc phfnc hu gknnkz. phoc pbc k}cvhpdaj
whnsc ha` occ} dp da pbc phfnc!
Nkz)wknphjc |cvkucxscaec esvvcap "H$
3 8= 83 6=
@cgdadpc pdic
ndidp `cnht "u$8= 3 6 8
Nkz)wknphjc |cvk ucxscaec
esvvcap k}cvhpdaj whnsc "H$
@cgdadpc pdic ndidp
`cnht k}cvhpdaj whnsc "u$
05
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
7!:!6 Nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap zdpb dawcvuc)pdic `cnht
]sp nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap zdpb dawcvuc)pdic `cnht }vkpcepdka da
vsaadaj. da}sp esvvcapu. ebceoksp icpbk` vcgcvu pk dawcvuc pdic ndidp kwcvesvvcap
}vkpcepdka!
Gdjsvc 7)3
Zbca nkz wknphjc ud`c |cvk ucxscaec kwcvesvvcap }vkpcepdka du k}cvhpc`. pcvidahnu
F8:)82. F63)67 ha` F6:)F62 ubksn` fc ekaacepc`!
7!2 Ebceo kg wknphjc }vkpcepdka "Wknphjc ]vkpcep$
7!2!8 Ebceo kg Sa`cvwknphjc }vkpcepdka"$
Sa`cvwknphjc }vkpcepdka sucu pbc ihrdihn ndac wknphjc pk ls`jc. dp eha ebkkuc ]P
ghdnsvc pk fnkeo Sa`cvwknphjc }vkpcepdka! Ekaacep hu gdjsvc 7)7. }sp Sa`cvwknphjc
}vkpcepdka. ]P ghdnsvc hnhvi ha` ]P ghdnsvc fnkeo da vsaadaj!
D=N
D=N
]kzcv us}}nt
IP]V)78=Bf
@65"5.3$ H=8
@60"0.7$
H=6
Sh"Sf.Se$
Sh—"Sf—.Se—$
]kzcv us}}nt
IP]V)78=Bf
@8"5.3$
H=8
@6"0.7$
F=8
H=6
F=6
Fvchocv huuduphap
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pbc phfnc! Zbca Sa`cvwknphjc }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82. F63)67 ha`
F6:)F62 ubksn` fc ekaacepc`! Udisnhpc ]P ghdnsvc. Zbca ]P ghdnsvc bh}}cau.
Sa`cvwknphjc }vkpcepdka zdnn fc fnkeoc`!
00
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
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pbc phfnc! Zbca Kwcvwknphjc }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82. F63)67 ha`
F6:)F62 ubksn` fc ekaacepc`!
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us}}nt"Phoc fdahvt da}sp ekaacepdaj zdpb @E66=W }kzcv hu ha crhi}nc$.hak`c ekaacepu
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F84)F6= ubksn` fc ekaacepc`!
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aka)cncepvde xshapdpt }vkpcepdka 8 hu ha crhi}nc!
03
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
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phfnc! Zbca pbc }vkpcepdka du k}cvhpc`. pcvidahnu F8:)82. F63)67 ha` F6:)F62 ubksn` fc
ekaacepc`!
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8 esvvcap "iH$3 8= 83 82
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ekaacepc`!
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gvcxscaet! Zbca ichusvc` pbc k}cvhpdaj whnsc kg gvcxscaet ha` `cnht pdic .}nchuc }sp
und} fnkeo ksp kg vsaadaj. da kv`cv pk }vcwcap dagnscaec kg hepdka heesvhet!
07
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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0:
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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02
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
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6!Hu ubkza da pbc gdjsvc.]P uceka`hvt du ztc)ekaacepc`. zbca W)W zdvdaj du }vcucap. pcvidahnu @83.@6= hvcekaacepc` pk }bhuc H kg ]P uceka`hvt.pcvidahnu @87.@8: hvc ekaacepc` pk }bhuc F kg ]P uceka`hvt.pcvidahnu @82.@84hvc ekaacepc` pk }bhuc E kg ]P uceka`hvt!
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04
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
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vchnd|cu cncepvde pvd} }vcwcapdka! Ha hapd)pvd} vcnht zdnn fc ucncepc` `c}ca`daj ka pbc esvvcap
kg pbc pvd}+enkudaj edvesdp kg pbc edvesdp fvchocv! Bkzcwcv. pbdu bhu }kkv jcacvhndpt ha` eha
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3=
5/11/2018 Transformer Protection Relays and Monitoring Device - slidepdf.com
http://slidepdf.com/reader/full/transformer-protection-relays-and-monitoring-device
Sucv—u Ihashn gkv IP]V)78=Bf pvhaugkvicv }vkpcepdka ha` ikadpkvdaj `cwdec ZN@_OY)LT)666)6=8=
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ihashn k}cvhpdaj edvesdp du esp kgg. `duhfndaj ihashn enkudaj ha` ihashn pvd}! Ka pbc
ekapvhvt. zbca \O du hp pbc „Nkehn’ }kudpdka. pbc }kzcv kg pbc ihashn k}cvhpdaj edvesdp du
uzdpebc` ka ha` pbhp kg pbc vcikpc ekapvkn edvesdp du esp kgg!
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ekvvcu}ka`daj }vkpcepdka ksp}sp ekapvkn zkv`! La eha fc hat kac kv ikvc kg ]vkpcepdka
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hnzhtu ekaacepc` pk /OI! Hgpcv ihashn kv vcikpc ekapvknnc` enkudaj. dg h ubkvp)edvesdp ghsnp
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`cwdec du ekaacepc` pk /OI. pbc enkudaj edvesdp du `duekaacepc` ft PFL8 ha` zdnn akp fc enkuc`
hjhda! Da pbdu zht. edvesdp fvchocv lsi} du cggcepdwcnt }vcwcapc`!
38