326 Datasheet, PDF (1/1 Pages) Littelfuse – 3AB Slo-Blo Fuse 325/326 Series

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Axial Lead and Cartridge Fuses
Ceramic Body
3AB Slo-Blo^® Fuse 325/326 Series
U_{® L}
®
®
QPL
Ceramic body construction permits higher interrupting ratings and volt-
age ratings. Ideal for applications where high current loads are expected.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
110%
135%
200%
Ampere
Rating
1/100–30
1/100–30
1/100–3.2
4 – 30
Opening
Time
4 hours, Minimum
1 hour, Maximum
5 sec., Min.; 30 sec. Max.
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.
FUSES TO MIL SPEC: See F03B cartridge type in Military Section.
PATENTED
INTERUPTING RATING:
0.010 - 20A
10,000A @ 125VAC
25 - 30A
400A @ 125VAC
0.010 - 3.2A
100A @ 250VAC
4 - 20A
400A @ 250VAC
ORDERING INFORMATION:
Cartridge
Catalog
Number
Axial Lead
Nominal
Catalog Ampere Voltage Resistance
Number Rating Rating Cold Ohms
Nominal
Melting I²t
A² Sec.
326.010
326.031
326.062
326.100
326.125
326.150
326.175
326.187
326.200
326.250
326.300
326.375
326.400
326.500
326.600
326.700
326.750
326.800
326 001
326 01.2
326 1.25
326 01.5
326 01.6
326 002
326 02.5
326 02.8
326 003
326 03.2
326 004
326 005
326 6.25
326 007
326 008
326 010
326 012
326 015
326 020
326 025
326 030
325.010 1/100 250
325.031 1/32 250
325.062 1/16 250
325.100 1/10 250
325.125
1/8
250
325.150 15/100 250
325.175 .175 250
325.187 3/16 250
325.200 2/10 250
325.250
1/4
250
325.300 3/10 250
325.375
3/8
250
325.400 4/10 250
325.500
1/2
250
325.600 6/10 250
325.700 7/10 250
325.750
3/4
250
325.800 8/10 250
325 001
1
250
325 01.2
1²/10
250
325 1.25
1¹/4
250
325 01.5
1¹/2
250
325 01.6
1⁶/10
250
325 002
2
250
325 02.5
2¹/2
250
325 02.8
2⁸/10
250
325 003
3
250
325 03.2
3²/10
250
325 004
4
250
325 005
5
250
325 6.25
6¹/4
250
325 007
7
250
325 008
8
250
325 010
10
250
325 012
12
250
325 015
15
250
325 020
20
250
325 025
25
125
325 030
30
125
3300.0000
330.
91.0
33.3
22.3
15.3
8.84
7.67
6.72
4.40
3.20
2.14
1.92
1.29
0.940
0.716
0.636
0.568
0.386
0.284
0.266
0.196
0.175
0.120
0.0830
0.0690
0.0600
0.0535
0.0755
0.0518
0.0343
0.0225
0.0191
0.0131
0.0066
0.0049
0.0033
0.0024
0.0019
0.00148
0.0110
0.0276
0.0870
0.100
0.143
0.220
0.230
0.213
0.432
0.690
1.20
1.33
2.50
3.90
6.42
7.00
8.20
16.3
22.0
24.0
40.1
45.0
80.0
136.0
170.0
200.0
214.0
9.71
25.0
60.4
47.3
67.1
137.0
129.0
245.0
575.0
1030.0
1690.0
326 000 Series
325 000 Series
6.35 (.25")
6.985 (.275")
0.813 (.032") ( ^1/100 -15A)
1.016 (.040") (20 -30A)
31.75
(1.25")
32.385
(1.275")
38.1
(1.50") TYP.
Axial Lead Material: Solder coated copper.
Average Time Current Curves
1000
8
100
10
1
0.1
0.01
0.05 0.1
1
10
100
CURRENT IN AMPERES
1000
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