METREL MI 3122, Instruction Manual

Page: 52 / 59

MI 3122 Smartec Z Line-Loop / RCD Appendix A – Fuse table
52
Fuse type B
Rated
current
(A)
Disconnection time [s]
35m 0.1 0.2 0.4 5
Min. prospective short- circuit current (A)
6 30 30 30 30 30
10 50 50 50 50 50
13 65 65 65 65 65
15 75 75 75 75 75
16 80 80 80 80 80
20 100 100 100 100 100
25 125 125 125 125 125
32 160 160 160 160 160
40 200 200 200 200 200
50 250 250 250 250 250
63 315 315 315 315 315
Fuse type C
Rated
current
(A)
Disconnection time [s]
35m 0.1 0.2 0.4 5
Min. prospective short- circuit current (A)
0.5 5 5 5 5 2.7
1 10 10 10 10 5.4
1.6 16 16 16 16 8.6
2 20 20 20 20 10.8
4 40 40 40 40 21.6
6 60 60 60 60 32.4
10 100 100 100 100 54
13 130 130 130 130 70.2
15 150 150 150 150 83
16 160 160 160 160 86.4
20 200 200 200 200 108
25 250 250 250 250 135
32 320 320 320 320 172.8
40 400 400 400 400 216
50 500 500 500 500 270
63 630 630 630 630 340.2
Fuse type K
Rated
current
(A)
Disconnection time [s]
35m 0.1 0.2 0.4
Min. prospective short- circuit current (A)
0.5 7.5 7.5 7.5 7.5
1 15 15 15 15
1.6 24 24 24 24
2 30 30 30 30
4 60 60 60 60
6 90 90 90 90
10 150 150 150 150
13 195 195 195 195
15 225 225 225 225
16
240 240 240 240
20 300 300 300 300
25 375 375 375 375
32 480 480 480 480