1 mrk506288 szh-en_line_distance_protection_ied_rel_670_(cn)

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X(ohm)

High resistiveveistiresighHfaulttfau

R(ohm)m)(ohR

X

Zm

RARGLd

RLd

ARGLd

ARGLd

ARGLd

R

X

Imag

enee

ring/

Prin

ted

in F

inla

nd/0

4/20

07

1MR

K 5

06 2

88-S

EN

© C

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ight

200

5 A

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serv

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www.abb.com/substationautomation 1MRK506288-SZH@Copyright2008ABB.Allrightsreserved.

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