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3
INDEX BY TYPES | INDEX BY ORDER NUMBERS
RESETTABLE FUSES
PFRA
www.schurter.com
Thermal Derating Chart Ihold / Itrip [A]
Order Number
-40 °C
-20 °C
0 °C
23 °C
40 °C
50 °C
60 °C
70 °C
85 °C
PFRA.010
PFRA.017
PFRA.020
PFRA.025
PFRA.030
PFRA.040
PFRA.050
PFRA.065
PFRA.075
PFRA.090
PFRA.110
PFRA.135
PFRA.160
PFRA.185
PFRA.250
PFRA.300
PFRA.400
PFRA.500
PFRA.600
PFRA.700
PFRA.800
PFRA.900
PFRA.1100
0.16 / 0.32
0.26 / 0.52
0.31 / 0.62
0.39 / 0.78
0.47 / 0.94
0.62 / 1.24
0.78 / 1.56
1.01 / 2.02
1.16 / 2.32
1.4 / 2.8
1.6 / 3.2
1.96 / 3.92
2.32 / 4.64
2.68 / 5.36
3.63 / 7.26
4.35 / 8.7
5.8 / 11.6
7.25 / 14.5
8.7 / 17.4
10.1 / 20.3
11.6 / 23.2
13 / 26.1
16.1 / 32
0.14 / 0.28
0.23 / 0.46
0.27 / 0.54
0.34 / 0.68
0.41 / 0.82
0.54 / 1.08
0.68 / 1.36
0.88 / 1.76
1.02 / 2.04
1.22 / 2.44
1.43 / 2.86
1.76 / 3.52
2.08 / 4.16
2.41 / 4.82
3.25 / 6.5
3.9 / 7.8
5.2 / 10.4
6.5 / 13
7.8 / 15.6
9.1 / 18.2
10.4 / 20.8
11.7 / 23.4
14.6 / 29.2
0.12 / 0.24
0.2 / 0.4
0.24 / 0.48
0.3 / 0.6
0.36 / 0.72
0.48 / 0.96
0.6 / 1.2
0.77 / 1.54
0.89 / 1.78
1.07 / 2.14
1.27 / 2.54
1.55 / 3.1
1.84 / 3.68
2.13 / 4.26
2.88 / 5.76
3.45 / 6.9
4.6 / 9.2
5.75 / 11.5
6.9 / 13.8
8.05 / 16.1
9.2 / 18.4
10.3 / 20.7
13.1 / 26.2
0.1 / 0.2
0.17 / 0.34
0.2 / 0.4
0.25 / 0.5
0.3 / 0.6
0.4 / 0.8
0.5 / 1
0.65 / 1.3
0.75 / 1.5
0.9 / 1.8
/ 2.2
1.35 / 2.7
1.85 / 3.7
2.5 / 5
3 / 6
4 / 8
5 / 10
6 / 12
7 / 14
8 / 16
9 / 18
11 / 22
0.08 / 0.16
0.14 / 0.28
0.16 / 0.32
0.2 / 0.4
0.24 / 0.48
0.32 / 0.64
0.41 / 0.82
0.53 / 1.06
0.61 / 1.22
0.73 / 1.46
0.91 / 1.82
1.12 / 2.24
1.33 / 2.66
1.54 / 3.08
2.08 / 4.16
2.49 / 4.98
3.32 / 6.64
4.15 / 8.3
4.98 / 9.96
5.81 / 11.6
6.64 / 13.2
7.47 / 14.9
9.4 / 18.4
0.07 / 0.14
0.12 / 0.24
0.14 / 0.28
0.18 / 0.36
0.22 / 0.44
0.29 / 0.58
0.36 / 0.72
0.47 / 0.94
0.54 / 1.08
0.65 / 1.3
0.85 / 1.7
1.04 / 2.08
1.32 / 2.46
1.42 / 2.84
1.93 / 3.86
2.31 / 4.62
3.08 / 6.16
3.85 / 7.7
4.62 / 9.24
5.39 / 10.7
6.16 / 12.3
6.93 / 12.7
8.8 / 17.6
0.06 / 0.12
0.11 / 0.22
0.13 / 0.26
0.16 / 0.32
0.19 / 0.38
0.25 / 0.5
0.32 / 0.64
0.41 / 0.82
0.47 / 0.94
0.57 / 1.14
0.75 / 1.5
0.92 / 1.84
1.09 / 2.18
1.26 / 2.52
1.7 / 3.4
2.04 / 4.08
2.72 / 5.44
3.4 / 6.8
4.08 / 8.16
4.76 / 9.52
5.44 / 10.8
6.12 / 12.2
7.8 / 15.6
0.05 / 0.1
0.09 / 0.18
0.11 / 0.22
0.14 / 0.28
0.16 / 0.32
0.22 / 0.44
0.27 / 0.54
0.35 / 0.7
0.41 / 0.82
0.49 / 0.98
0.67 / 1.34
0.82 / 1.64
0.98 / 1.96
1.13 / 2.26
1.53 / 3.06
1.83 / 3.66
2.44 / 4.88
3.05 / 6.1
3.66 / 7.32
4.27 / 9.44
4.88 / 9.76
5.49 / 10.9
6.9 / 13.8
0.04 / 0.08
0.07 / 0.14
0.08 / 0.16
0.1 / 0.2
0.12 / 0.24
0.16 / 0.32
0.2 / 0.4
0.26 / 0.52
0.3 / 0.6
0.36 / 0.72
0.57 / 1.14
0.7 / 1.4
0.83 / 1.66
0.96 / 1.92
1.3 / 2.6
1.56 / 3.12
2.08 / 4.16
2.6 / 5.2
3.12 / 6.24
3.64 / 7.28
4.16 / 8.32
4.68 / 9.36
5.2 / 10.4
Electrical Characteristics
Order Number
V max [VDC] I max [A]
I hold [A]
I trip [A]
R initial min
[m
]
R initial max
[m
]
R 1hour max
[
]
Max Time to
trip [A]
Max Time to
Trip [s]
Tripped Power
Dissipation [W]
PFRA.010
PFRA.017
PFRA.020
PFRA.025
PFRA.030
PFRA.040
PFRA.050
PFRA.065
PFRA.075
PFRA.090
PFRA.110
PFRA.135
PFRA.160
PFRA.185
PFRA.250
PFRA.300
PFRA.400
PFRA.500
PFRA.600
PFRA.700
PFRA.800
PFRA.900
PFRA.1100
60.0
60.0
60.0
60.0
60.0
60.0
60.0
60.0
60.0
60.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
16.0
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
100
0.1
0.17
0.2
0.25
0.3
0.4
0.5
0.65
0.75
0.9
0.2
0.34
0.4
0.5
0.6
0.8
1
1.3
1.5
1.8
2.2
2.7
3.2
3.7
5
6
8
10
12
14
16
18
22
2.5
2
1.5
1
0.76
0.52
0.41
0.27
0.18
0.14
0.1
0.065
0.055
0.04
0.025
0.02
0.01
0.01
0.005
0.005
0.005
0.005
0.003
4.5
3.2
2.84
1.95
1.36
0.86
0.77
0.48
0.4
0.31
0.18
0.115
0.105
0.07
0.048
0.05
0.03
0.03
0.02
0.02
0.02
0.01
0.01
7.5
8
4.4
3
2.1
1.29
1.17
0.72
0.6
0.47
0.27
0.17
0.15
0.11
0.07
0.08
0.05
0.05
0.04
0.03
0.03
0.02
0.01
0.5
0.85
1
1.25
1.5
2
2.5
3.25
3.75
4.5
5.5
6.75
8
9.25
12.5
15
20
25
30
35
40
45
40
4
3
2.2
2.5
3
3.8
4
5.3
6.3
7.2
6.6
7.3
8
8.7
10.3
10.8
12.7
14.5
16
17.5
18.8
20
20
0.38
0.48
0.40
0.45
0.50
0.55
0.75
0.90
0.90
1.00
0.70
0.80
0.90
1.00
1.20
2.00
2.50
3.00
3.50
3.80
4.00
4.20
4.50
1.35
1.6
1.85
2.5
3
4
5
6
7
8
9
11