314125 Datasheet, PDF (1/1 Pages) Littelfuse – Axial Lead and Cartridge Fuses

Axial Lead and Cartridge Fuses
Ceramic Body
3AB Fast-Acting Fuse 314/324 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
Rating
Ampere
Rating
Opening
Time
100%
1/8–30
4 hours, Minimum
135%
1/8–30
1 hour, Maximum
200%
1/8–12
15 – 30
15 seconds, Maximum
30 seconds, Maximum
AGENCY APPROVALS: Listed by Underwriters Laboratories
and Certified by CSA through 15 amperes at 250 VAC/125 VDC.
Recognized under the Components Program of Underwriters
Laboratories at 20-30A, certified by CSA at 20A, and approved by METI
from 10 through 30 amperes.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
INTERRUPTING RATINGS:
0.125 - 20A
10,000@ 125 VAC
25- 30A
400A @ 125 VAC
0.125 - .75A
35A @ 250 VAC
1 - 3A
100A @ 250VAC
4 - 15A
750A @ 250VAC
20A
1,000A @ 250VAC
200A @ 300VAC
25-30A
100A @ 250VAC
U_{® L}
®
®
314 000 Series
6.985 (.275")
324 000 Series
0.813 (.032") (^1/ ₈ - 15A)
1.016 (.040") (20 - 30A)
6.35 (.25")
31.75
(1.25")
32.72
(1.288")
38.1
(1.50") TYP.
Axial Lead Material: Solder coated copper.
ORDERING INFORMATION:
Average Time Current Curves
Cartridge Axial Lead
Nominal
Nominal
Catalog Catalog Ampere Voltage Resistance Melting I²t
1000
Number Number Rating Rating Cold Ohms
A² Sec.
11
314.125 324.125
1/8
250
6.20
0.00149
314.250 324.250
1/4
250
1.95
0.0140
314.375 324.375
3/8
250
0.820
0.050
314.500 324.500
1/2
250
314.750 324.750
3/4
250
0.500
0.250
0.115
0.466
100
314 001 324 001
1
250
0.189
0.690
314 002 324 002
2
250
0.0700
11.0
314 003 324 003
3
250
0.0432
14.6
314 004 324 004
4
250
0.0470
10.4
314 005 324 005
5
250
0.0300
26.0
10
314 006 324 006
6
250
0.0240
45.0
314 007 324 007
7
250
0.0187
71.0
314 008 324 008
8
250
0.0153
105.0
314 010 324 010
10
250
0.0105
206.0
314 012 324 012
12
250
0.00760
570.0
1
314 015 324 015
15
250
0.00505
292.0
314 020 324 020
20
250
0.00355
631.0
314 025 324 025
25
250
0.00235
1450.0
314 030 324 030
30
250
0.00182
2490.0
0.1
0.01
0.1
www.littelfuse.com
1
10
100
CURRENT IN AMPERES
1000
405