IG-Protection Module – Ground Fault [ANSI 50N/G, 51N/G, 67N/G]
EN MRA4 04/09
Page 297
t [s]
t-char
Trip
Reset
t =
5*1
*t-char [s]
2
IG
( )
0
IGnom
x *
IGnom
(multiples of the nominal current)
Notice!
Various reset modes are available. Resetting via characteristic, delayed and
instantaneous.
Therm Flat
t =
5
*t-char [s]
IGnom
IG
( )
0
t = 5 *t-char [s]
Summary of Contents for SEG HighPROTEC MRA4
Page 1: ...MRA4 HighPROTEC Feeder Protection Device Manual DOK HB MRA4E...
Page 3: ...Order Code EN MRA4 04 09 Page 3...
Page 59: ...Navigation Operation Navigation Operation EN MRA4 04 09 Page 59 1 4 2 3 5 7 6 8 9...
Page 378: ...PQS Power Protection Module ANSI 32 37 Page 378 EN MRA4 04 09 P P Q P Q P Q Q Q P S S...
Page 379: ...PQS Power Protection Module ANSI 32 37 EN MRA4 04 09 Page 379 Pr Q P Q P Qr...