Axial Lead and Cartridge Fuses
Glass Body
U
®
®L
RoHS
Pb
3AG Fast-Acting Type 312P/318P Series
A standard for cost-effective reliability and performance in circuit protec-
tion, the 3AG fuse satisfies a broad range of application requirements.
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
Ampere
Rating
Opening
Time
100%
1/32–35
1/32–35
1/32–10
12–30
35
4 hours, Minimum
1 hour, Maximum
5 sec., Maximum
10 sec., Maximum
20 sec., Maximum
135%
200%
AGENCY APPROVALS: Listed by Underwriters Laboratories and
Certified by CSA through 30 amperes.
1/100–10 amperes listed to UL 248-14 (UL 198-G)
12–30 amperes listed to UL 275.
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.
312 000P Series
318 000P Series
INTERUPTING RATING:
10,000A @ 125VAC
35A @ 250VAC
0.813
(.032")
6.985 (.275")
6.35
(.25")
ORDERING INFORMATION:
32.385
(1.275")
31.75
(1.25")
38.1
(1.50") TYP.
Cartridge
Catalog
Number
Axial Lead
Catalog
Number
Nominal
Resistance
Cold Ohms
Nominal
Melting I2t
A2 Sec.
Axial Lead Material: Tin coated copper.
Ampere Voltage
Rating
Rating
312.031P
312.062P
312.100P
312.125P
318.031P
318.062P
318.100P
318.125P
1/32
1/16
1/10
1/8
250
250
250
250
23.3
24.5
11.2
7.10
0.0000300
0.000249
0.00102
Average Time Current Curves
0.00289
312.150P
312.175P
312.187P
312.200P
312.250P
318.150P
318.175P
318.187P
318.200P
318.250P
15/100
.175
3/16
2/10
1/4
250
250
250
250
250
5.10
3.85
3.40
3.00
2.00
0.00550
0.00960
0.0128
0.0165
0.0355
1000
100
10
312.300P
312.375P
312.500P
312.600P
312.750P
318.300P
318.375P
318.500P
318.600P
318.750P
3/10
3/8
1/2
6/10
3/4
250
250
250
250
250
1.40
0.0689
0.185
0.483
0.880
1.84
0.820
0.495
0.360
0.243
312 001P
312 1.25P
312 01.5P
312 01.6P
312 1.75P
318 001P
318 1.25P
318 01.5P
318 01.6P
318 1.75P
1
250
250
250
250
250
0.189
0.138
0.103
0.0930
0.0850
0.760
1.45
2.35
2.80
3.60
1
4
1 /
1
2
1 /
6
10
1 /
3
4
1 /
8
10
312 01.8P
312 002P
312 2.25P
312 02.5P
312 003P
318 01.8P
318 002P
318 2.25P
318 02.5P
318 003P
1 /
250
250
250
250
250
0.0820
0.0700
0.0590
0.0510
0.0424
3.85
5.20
7.20
9.54
14.0
2
1
4
2 /
1
2
2 /
1
3
312 004P
312 005P
312 006P
312 007P
312 008P
318 004P
318 005P
318 006P
318 007P
318 008P
4
5
6
7
8
250
250
250
250
250
0.0291
0.0223
0.0177
0.0145
0.0121
28.5
50.0
81.1
118.0
166.0
0.1
0.01
312 010P
312 012P
312 015P
312 020P
312 025P
318 010P
10
12
15
20
25
250
32
32
32
32
0.00925
0.0071
0.0052
0.0034
0.0024
298.0
—
—
—
—
—
—
—
—
0.005 0.01
0.1
1
10
100
312 030P
312 035P
—
—
30
35
32
32
0.0019
0.0013
—
—
CURRENT IN AMPERES
402
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