Brochure

© 2017 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/03/17
Axial Lead & Cartridge Fuses
3AB > Slo-Blo
®
Fuse > 325/326 Series
Electrical Characteristic Specifications by Item
*Higher i
2
t version available. Please add suffix “D” to part numbers. For instance, 0325020.MXDP, 0326020.MXDP
I
2
t test at 10× rated current.
**Higher I
2
t version available. Please add suffix “W” to part numbers. For instance, 0325025.MXWP
***Approved for cartridge versions only, and interrupting rating is 400A@125Vac and 400A@250Vac
Amp
Code
Ampere
Rating
(A)
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I
2
t (A
2
sec)
Agency Approvals
PS
E
.010 0.01 250
100A@250Vac
3324.8000 0.00013 x
.031 0.031 250 332.5000 0.0110 x
.062
0.062 250 91.7000 0.0276
x
.10 0 0.1 250 33.5500 0.0870 x
.125 0.125 250 22.4500 0.100 x
.150 0.15 250 15.4500 0.143 x
.175 0.175 250 8.9200 0.350 x
.187 0.187 250 7.7250 0.330 x
.200 0.2 250 6.7700 0.316 x
.250 0.25 250
100A@250Vac
10KA@125Vac
10KA@125Vdc
4.4300 0.804 x x x
.300 0.3 250 3.2200 1.230 x x x
.375 0.375 250 2.1550 1.20 x x x
.400 0.4 250 1.9350 1.33 x x x
.500 0.5 250 1.3000 4.80 x x x
.600 0.6 250 0.9495 3.90 x x x
.700 0.7 250 0.7215 6.42 x x x
.750 0.75 250 0.6410 13.00 x x x
.800 0.8 250 0.5725 8.20 x x x
0 01. 1 250 0.3890 16.3 x x x x
01. 2 1. 2 250 0.2860 22.0 x x x x
1.25 1.25 250 0.2680 40.0 x x x x
01. 5 1. 5 250 0.1975 59.7 x x x x
01. 6 1. 6 250 0.1760 66.0 x x x x
002. 2 250 0.1210 118.0 x x x x
02.5 2.5 250 0.0835 185.0 x x x x x
02.8
2.8 250 0.0695 232.0
x x x x x
003. 3 250 0.0605 200.0 x x x x x
03.2 3.2 250
100A@250Vac
10KA@125Vac
0.0539 214.0 x x x x x
004. 4 250
400A@250Vac
10KA@125Vac
10KA@125Vdc
0.0761 9.71 x x x x
005. 5 250 0.0522 25.0 x x x x
6.25 6.25 250 0.0346 60.4 x x x x
0 0 7. 7 250 0.0227 47.3 x x x x x
008. 8 250 0.0193 67.1 x x x x x
010. 10 250 0.0132 137 x x x x x
012. 12 250
400A@250Vac
10KA@125Vac
600A@125Vdc
0.0067 129 x x x x x*** x
012.* 12 250
1500A@250Vac 0.0011 618 x x x
015. 15 250
400A@250Vac
10KA@125Vac
600A@125Vdc
0.0050 245 x x x x x*** x
015.* 15 250
1500A@250Vac 0.0083 760 x x x
020. 20 250
400A@250Vac
10KA@125Vac
600A@125Vdc
0.0034 575 x x x x x*** x
020.* 20 250
1500A@250Vac 0.0042 2500 x x x
025.** 25 250 1500A@250Vac 0.0032 4682 x x
025. 25 250
400A@250Vac
10KA@60Vdc
600A@125Vdc
0.0024 1030 x x x x
030. 30 250 0.0019 1690 x x x x