AXIAL LEAD AND CARTRIDGE FUSES
CERAMIC BODY
3AB
Fast-Acting Type
Ceramic body construction permits higher interrupting ratings
and voltage ratings. Ideal for applications where high current
loads are expected.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
135%
200%
Ampere
Rating
1/8鈥?0
1/8鈥?0
1/8鈥?2
15 鈥?30
Opening
Time
4 hours,
Minimum
1 hour,
Maximum
15 seconds,
Maximum
30 seconds,
Maximum
UL
庐
庐
庐
QPL
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 from 20 through 30
amperes, 20 amperes at 250 VAC/125 VDC, 25 through 30
amperes at 125 VAC/VDC. Approved by MITI from 10
through 15 amperes.
AGENCY FILE NUMBERS:
UL E10480, CSA LR 29862.
FUSES TO MIL SPEC:
See F03A cartridge type in
Military Section.
ORDERING INFORMATION:
Cartridge
Catalog
Number
314.125
314.250
314.375
314.500
314.750
314
001
314
002
314
003
314
004
314
005
314
006
314
007
314
008
314
010
314
012
314
015
314
020
314
025
314
030
Axial Lead
Catalog
Ampere Voltage
Number
Rating Rating
324.125
1/8
250
324.250
1/4
250
324.375
3/8
250
324.500
1/2
250
324.750
3/4
250
324
001
1
250
324
002
2
250
324
003
3
250
324
004
4
250
324
005
5
250
324
006
6
250
324
007
7
250
324
008
8
250
324
010
10
250
324
012
12
250
324
015
15
250
324
020
20
250
324
025
25
125
324
030
30
125
Nominal
Resistance
Cold Ohms
6.20
1.95
0.820
0.500
0.250
0.189
0.0700
0.0432
0.0470
0.0300
0.0240
0.0187
0.0153
0.0105
0.00760
0.00505
0.00355
0.00235
0.00182
Nominal
Melting I
2
t
A
2
Sec.
0.00149
0.0140
0.050
0.115
0.466
0.690
11.0
14.6
10.4
26.0
45.0
71.0
105.0
206.0
570.0
292.0
631.0
1450.0
2490.0
314
000
Series
324
000
Series
.032"(
1/ 8
- 15A)
.040"(20 - 30A)
.25"
1.25"
.275"
1.275"
1.50"
TYP.
Axial Lead Material: Solder coated copper.
Average Time Current Curves
1/8A
1/4A
3/8A
1/2A
3/4A
1A
1
1000
100
TIME IN SECONDS
10
1
0.1
0.01
0.1
10
100
CURRENT IN AMPERES
1000
2A
3A
4A
5A
6A
7A
8A
10A
12A
15A
20A
25A
30A
53
1
