Littelfuse 234 Series User Manual
Axial lead & cartridge fuses
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Axial Lead & Cartridge Fuses
5×20 mm > Medium-Acting > 234 Series
Agency Approvals
Features
Applications
Agency
Agency File Number
Ampere Range
PS
E
Cartridge Certificates:
NBK290502-E10480 C
NBK280602-E10480 E
NBK280602-E10480 G
Leaded Certificates:
NBK290502-E10480 H
NBK280602-E10480 F
NBK280602-E10480 H
1A – 3.5A
4A & 5A
6A – 10A
1A – 3.5A
4A & 5A
6A – 10A
Certificates:
SU05001 – 3001
SU05001 – 4001
SU05001 – 2016
1A – 3.15A
3.5A
4A – 10A
Listed File:
E10480
Guide:
JDYX
1A – 10A
File:
029862
Certificate Class:
LR1422-01
• Designed to UL/CSA/
ANCE 248 Standard
• Available in cartridge and
axial lead format
• Glass body for 1-3.5A,
Ceramic body for 4-10A
• RoHS compliant and
lead-free
Electrical Characteristics for Series
% of Ampere
Rating
Ampere
Rating
Opening Time
100%
1 – 3.5
4 hours, Minimum
4 – 10
1 hour, Minimum
135%
1 – 3.5
3 sec., Min; 1 hr. Max
4 – 10
3 sec., Min; 1 hr. Max
200%
1 – 3.5
400ms., Min; 2.25 sec. Max
4 – 10
400ms., Min; 4 sec. Max
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 @ 250 VAC
10000A @ 125 VAC
0.1750
1.97500
x
x
x
x
x
1.25
1.25
250
0.1262
3.39000
x
x
x
x
x
01.6
1.6
250
0.0884
6.14000
x
x
x
x
x
002.
2
250
0.0684
9.97000
x
x
x
x
x
02.5
2.5
250
0.0521
17.04500
x
x
x
x
x
003.
3
250
0.0431
26.2400
x
x
x
x
x
3.15
3.15
250
0.0380
29.79500
x
x
x
x
x
03.5
3.5
250
0.0322
36.27500
x
x
x
x
x
004.
4
250
200A @ 250 VAC
10000A @ 125 VAC
0.0304
10.37000
x
x
x
x
x
005.
5
250
0.0214
20.64500
x
x
x
x
x
006.
6
250
0.0194
33.01500
x
x
x
x
x
06.3
6.3
250
0.0168
37.68500
x
x
x
x
x
008.
8
250
0.0144
80.67500
x
x
x
x
x
010.
10
250
0.0107
129.02500
x
x
x
x
x
Electrical Characteristic Specification by Item
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
234 Series, 5×20 mm, Medium-Acting Fuse
PS
E
5×20mm medium-acting glass/ceramic body cartridge fuse
designed to UL specification.
Description
Additional Information