179 / 182
E-2
Earth fault protection (Micrologic 6.0)
DB101505
(1)
Ig = In x...
A B C D E F G H I
Ig < 400 A
0.3 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
400 A
y
Ig
y
1200 A
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
Ig > 1200 A
500 640 720 800 880 960 1040 1120 1200
IDMTL curve (Micrologic P and H)
DB101506
version: 6.0
207E4100.indd