Woodward HighPROtec MCDLV4, Manual, Page: 727 / 1275

Protective Elements
RXIDG
Various reset modes are available:
Resetting via characteristic, delayed and instantaneous.
Remark: The curve stops decreasing at
t = 0.02 s and is kept constant for higher I
G
values.
727 MCDLV4 DOK-HB-MCDLV4-2E
t [s]
IG / IG> (multiples of pickup)
tchar=
Trip
E
d
o
c_
Z
1
3
1 10 100
0.01
0.1
1
10
0.05
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
»Char« = RXIDG
t= 5.8
−
1.35 · ln
IG
IG> · tchar
If:
IG
IG>
1 < AND t ≥ 0.02 s