Technical data

IZMX circuit-breakers, INX switch-disconnectors
Tripping characteristics
CA01305001Z-EN www.eaton.com
61
IZMX16(40)…V(U)… Option Ground fault protection +IZMX-DTV(U)-G
G: Ground fault protection G: Ground fault protection, I
2
t-Characteristic curve
See Notes 2, 6, 12, 13, 14, 15, 16 ￫ page 62. See Notes 2, 6, 12, 13, 14, 15, 16 ￫ page 62.
K Set values for ground-fault protection N I
2
t characteristic curve for the delay time and ground fault protection
L Set values for ground-fault protection delay at flat Characteristic curve O Set values for I
2
t characteristic for ground-fault protection delay time
0.25
0.5
0.35
0.75
1.0
1230DIA-99 (5722B21)
0.2
0.1
0.3
0.4
0.5
0.2
0.3
0.4
0.70.5
25
438976
0.05 0.07 0.09
0.06
0.08 0.1 0.6 0.8 1
0.9
I
n
t
[s]
0.01
2
5
6
7
8
9
10
20
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
3
4
L
0.1 - 0.5 s
K
0.25 - 1.0 x I
n
g 10
0.3
0.25
0.4
0.6
0.1
0.3
0.5
0.2 0.3 0.4 0.5 0.7 0.9 2 3 4 5 6 7 8 910
0.6
0.8 1
I
n
t
[s]
0.01
2
5
6
7
8
9
10
20
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
3
4
O
N
0.1 , 0.3 ,
0.5 s
1230DIA-100 (5722B21)
IZMX16(40)…U…