Eaton Industrial Switchgear - xCommand xSystem Automation, control & visualization

25 / 253

Electronic relays
Measuring and monitoring relays
2010 CA08103002Z-EN
EMR 11/21
Engineering
Load limit curves, 22.5 mm range
AC load (resistive) DC load (resistive)
Derating factor with inductive AC load Contact life
Derating factor F with
inductive load
Contact life
Operations S
220 V 50 Hz AC-1
360 operations/h
Load limit curves, 45 mm range
AC load (resistive) DC load (resistive)
Derating factor with inductive AC load Contact life
Derating factor F with
inductive load
Contact life
Operations S
220 V 50 Hz AC-1
360 operations/h
300
200
10
20
30
40
60
50
80
100
0.1 0.2 0.5 1 2 4 6 10
[ V]
U
I [A]
300
200
10
20
30
40
60
80
100
0.1 0.2 0.5 1 2 4 6 10
I [A]
[V]
U
0.5
0.6
0.7
0.8
0.9
1.0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
cos v
F
I [ A]
S
2
3
4
6
8
1 2 3 4 5 6 7 8
105
106
400
300
200
10
20
30
40
60
80
100
0.1 0.2 0.5 1 2 4 6 10
I [A]
[V]
U 400
300
200
10
20
30
40
60
80
100
0.1 0.2 0.5 1 2 4 6 10
I [ A]
[V]
U
0.5
0.6
0.7
0.8
0.9
1.0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
cos v
F
I [A]
105
106
104
S
4 3 2 15 6 7 8