Axial Lead and Cartridge Fuses
407
w w w . l i t t e l f u s e . c o m
Ceramic Body
3AB
Slo-Blo
Fuse 325/326 Series
Ceramic body construction permits higher interrupting ratings and volt-
age ratings. Ideal for applications where high current loads are expected.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Ampere
Opening
Rating
Rating
Time
1
00% 1/10030 4 hours, Minimum
135%
1/10030
1 hour, Maximum
200%
1/1003.2
5 sec., Min.; 30 sec. Max.
4 30
5 sec., Min.; 60 sec. Max.
AGENCY APPROVALS:
Listed by Underwriters Laboratories from 1/4
through 10 amperes. Certified by CSA from 1/4 through 30 amperes.
Recognized under the component program of Underwriters Laboratories
for 12-30A.
AGENCY FILE NUMBERS:
UL E10480, CSA LR 29862.
PATENTED
INTERRUPTING RATING:
0.010 - 20A
10,000A @ 125 VAC
25 - 30A
400A @ 125 VAC
0.010 - 3.2A
100A @ 250 VAC
4 - 20A
400A @ 250 VAC
ORDERING INFORMATION:
1000
100
10
1
0.1
0.01
10
CURRENT IN AMPERES
TIME IN SECONDS
100
1000
0.1
1
0.05
5.0A
4.0A
3.5A
3.0A
2.5A
2.0A
1.5A
1.0A
.750A
.500A
.375A
20.0A
15.0A
12.0A
10.0A
8.0A
7.0A
6.25A
30.0A
25.0A
Cartridge
Axial Lead
Nominal
Nominal
Catalog
Catalog
Ampere
Voltage
Resistance
Melting I
2
t
Number
Number
Rating
Rating
Cold Ohms
A
2
Sec.
326.010
325.010
1/100
250
3300
.0000
0.00148
326.031
325.031
1/32
250
330
.
0.0110
326.062
325.062
1/16
250
91.0
0.0276
326.100
325.100
1/10
250
33.3
0.0870
326.125
325.125
1/8
250
22.3
0.100
326.150
325.150
15/100
250
15.3
0.143
326.175
325.175
.175
250
8.84
0.220
326.187
325.187
3/16
250
7.67
0.230
326.200
325.200
2/10
250
6.72
0.213
326.250
325.250
1/4
250
4.40
0.432
326.300
325.300
3/10
250
3.20
0.690
326.375
325.375
3/8
250
2.14
1.20
326.400
325.400
4/10
250
1.92
1.33
326.500
325.500
1/2
250
1.29
2.50
326.600
325.600
6/10
250
0.940
3.90
326.700
325.700
7/10
250
0.716
6.42
326.750
325.750
3/4
250
0.636
7.00
326.800
325.800
8/10
250
0.568
8.20
326 001
325 001
1
250
0.386
16.3
326 01.2
325 01.2
1
2
/
10
250
0.284
22.0
326 1.25
325 1.25
1
1
/
4
250
0.266
24.0
326 01.5
325 01.5
1
1
/
2
250
0.196
40.1
326 01.6
325 01.6
1
6
/
10
250
0.175
45.0
326 002
325 002
2
250
0.120
80.0
326 02.5
325 02.5
2
1
/
2
250
0.0830
136.0
326 02.8
325 02.8
2
8
/
10
250
0.0690
170.0
326 003
325 003
3
250
0.0600
200.0
326 03.2
325 03.2
3
2
/
10
250
0.0535
214.0
326 004
325 004
4
250
0.0755
9.71
326 005
325 005
5
250
0.0518
25.0
326 6.25
325 6.25
6
1
/
4
250
0.0343
60.4
326 007
325 007
7
250
0.0225
47.3
326 008
325 008
8
250
0.0191
67.1
326 010
325 010
10
250
0.0131
137.0
326 012
325 012
12
250
0.0066
129.0
326 015
325 015
15
250
0.0049
245.0
326 020
325 020
20
250
0.0033
575.0
326 025
325 025
25
125
0.0024
1030.0
326 030
325 030
30
125
0.0019
1690.0
Average Time Current Curves
326 000 Series
325 000 Series
6.35 (.25")
32.385
(1.275")
31.75
(1.25")
6.985 (.275")
38.1
(1.50") TYP.
Axial Lead Material: Solder coated copper.
1
100
/
0.813 (.032") ( -15A)
1.016 (.040") (20 -30A)
UL
11
AXIAL LEAD AND
CAR
TRIDGE FUSES
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