325
© 2009 Littelfuse, Inc.
Specications are subject to change without notice.
Axial Lead & Cartridge Fuses
322 Series
3AB > Very Fast-Acting > 322 Series
Please refer to www.littelfuse.com/series/322.html for current information.
322 Series
322/332 Series Lead-free 3AB, Very Fast-acting Fuse
Agency Approvals
Features
Applications
Agency Agency File Number Ampere Range
E10480
12A - 30A
E10480 1A - 10A
PS
E
NBK080306-
JP1021A/B
1A - 10A
1A - 30A
Electrical Characteristics for Series
The 3AB Very Fast-Acting Fuse for protection of Silicon
Controlled Rectiers and similar solid-state devices.
% of Ampere
Rating
Ampere Rating Opening Time
100% 1 – 30 4 hours, Minimum
250%
1 – 10 .2 second, Maximum
12 – 30 1 sec.ond, Maximum.
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
001. 1 250
100A@250Vac
100A@125Vdc
200A@72Vdc
0.0927 0.100 x x x
1.25 1.25 250 0.0804 0.156 x x x
002. 2 250 0.0416 0.560 x x x
003. 3 250 0.0245 1.890 x x x
004. 4 250 0.0179 3.360 x x x
005. 5 250 0.0128 6.250 x x x
006. 6 250 0.0117 8.208 x x x
007. 7 250 0.0108 10.58 x x x
008. 8 250 0.0088 16.45 x x x
009. 9 250 0.0077 20.66 x x x
010. 10 250 0.0073 24.0 x x x
012. 12 65
200A@65Vac
1000A@65Vdc
0.0515 60.0 x x
015. 15 65 0.0043 90.0 x x
020. 20 65 0.0034 192.0 x x
025.* 25 65 0.0029 325.0 x x
030.* 30 65 0.0023 540.0 x x
Electrical Characteristic Specications by Item
* Ratings from 1A to 10A are available for 332 series
* Ratings from 12A to 30A are available for 322 series, these ratings are RoHS compliant version.
t *OBDDPSEBODFXJUI6-
Standard 248-14
t "WBJMBCMFJODBSUSJEHF
format only
t 3P)4DPNQMJBOUBOE
-FBEGSFF
6TFEBTTVQQMFNFOUBSZQSPUFDUJPOJOBQQMJBODFPS
utilization equipment to provide individual protection for
components or internal circuits.
PS
E
Description
Revised: September 9, 2010
