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MICOM P430 RELAY SETTING CALCULATION
For one km;s Val
Name o! s"a"#on $$$$$ %&'Pr#m( )
Name o! Fee*er $$$$$ %0'Pr#m( )
L#ne Len+", &00 %0) &
CT Ra"#o A -00 & %&) &
PT Ra"#o V &&0000 &&0 %0.%&)CT/PT Ra"#o 0-
L#ne Vol"a+e U &&01V R& 0320&5
Ma$A66aren" Po7er &00MVA 8& 05903&4
Fal" Res#s"an:e R+ m#n &5& O,ms R0 0320&5
Fal" Res#s"an:e R6, m#n 5& O,ms 80 05903&4
1.Shortes Line Length - km's 0 2.Longest Line Length-
R& R&
8& 8&R0 R0
80 80
3Rela Se:Se""#n+ "o
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Rela
e
68.13
68.13
m's
LL L+L Zone - 4 LL
&000> &&00> Rea:, 900>
R&
8&
R0
80
R+&
R6,&
1ana+ara@ TBC En++
SL
l
L+
L