67
Rated
system
voltage
[kV]
Transformer
Fuse-link
Switch-fuse
combination
dedicated
type
Rated
power S
R
[kVA]
Relative
impedance
voltage
uk [%]
Rated
current I
R
[A] 100%
Rated
current I
R
[A] 120 %
Type
Rated
voltage
U
R
[kV]
Rated
normal
current
I
R
[A]
Length
e [mm] Catalogue number
6.6-7.2
50
4
4.37
5.2
CEF
3/7.2
10
192
292
1YMB710716M1512
1YMB710716M2512
NALF 12 kV
100
4
8.75
10.5
CEF
3/7.2
20
192
292
1YMB710719M1512
1YMB710719M2512
200
4
17.50
21.0
CEF
3/7.2
31.5
192
292
1YMB710724M1512
1YMB710724M2512
315
4
27.56
33.1
CEF
3/7.2
50
192
292
1YMB710727M1512
1YMB710727M2512
500
4
43.74
52.5
CEF
3/7.2
63
192
292
1YMB710729M1612
1YMB710729M2612
630
4
55.11
66.1
CEF
3/7.2
100
192
292
1YMB710733M1612
1YMB710733M2612
800
5
69.98
84.0
CEF
3/7.2
100
192
292
1YMB710733M1612
1YMB710733M2612
1000
5
87.48
104.90
CEF
3/7.2
125
192
1)
292
1YMB710735M1812
1)
1YMB710735M2812
11-12
50
4
2.6
3.1
CEF
6/12
10
292
442
1YMB711216M2512
1YMB711216M4512
NALF 12 kV
100
4
5.2
6.3
CEF-S
6/12
16
292 1YMB741218M2611
200
4
10.5
12.6
CEF-S
6/12
20
292 1YMB741219M2611
315
4
16.5
19.8
CEF-S
6/12
25
292 1YMB741221M2611
500
4
26.2
31.5
CEF-S
6/12
40
292 1YMB741225M2611
630
4
33.1
39.7
CEF-S
6/12
50
292 1YMB741227M2611
800
5
42.0
50.4
CEF-S
6/12
63
292 1YMB741229M2611
1250
5
65.6
78.7
CEF-S
6/12
63
292 1YMB741229M2611
22-24
50
4
1.3
1.6
CEF
10/24
6.3
442 1YMB711713M4512
NALF 24 kV
100
4
2.6
3.1
CEF-S
10/24
10
442 1YMB742416M4611
200
4
5.2
6.3
CEF-S
10/24
16
442 1YMB742418M4611
315
4
8.3
9.9
CEF-S
10/24
16
442 1YMB742418M4611
500
4
13.1
15.7
CEF-S
10/24
20
442 1YMB742419M4611
630
4
16.5
19.8
CEF-S
10/24
25
442 1YMB742421M4611
800
5
21.0
25.2
CEF-S
10/24
40
442 1YMB742425M4611
1000
5
26.2
31.5
CEF-S
10/24
50
442 1YMB742425M4611
1250
5
32.8
39.4
CEF-S
10/25
50
442 1YMB742425M4611
Reference list for fuse-link CEF-S/CEF selection for the transformer protection for Swedish market with 100% and 120 %
load (§17; fuse with cut off time within 0,1 seconds “Sverigesäkring”)
—
1)
Available for 100% load only
Final product performance needs to be tested in final application.