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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