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312.031

更新时间: 2024-10-31 21:53:35
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Axial Lead and Cartridge Fuses - Glass Body

312.031 数据手册

  
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Axial Lead and Cartridge Fuses  
Glass Body  
U
®
® L  
QPL  
3AG Fast-Acting Type 312/318 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  
110%  
135%  
1/3235  
1/3235  
1/3210  
1230  
35  
4 hours, Minimum  
1 hour, Maximum  
5 sec., Maximum  
10 sec., Maximum  
20 sec., Maximum  
200%  
AGENCY APPROVALS: Listed by Underwriters Laboratories and  
Certified by CSA through 30 amperes.  
1/10010 amperes listed to UL 248-14 (UL 198-G)  
1230 amperes listed to UL 275.  
AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.  
FUSES TO MIL SPEC: See F02A cartridge type in Military Section.  
INTERUPTING RATING:  
10,000A @ 125VAC  
35A @ 250VAC  
312 000 Series  
318 000 Series  
0.813  
(.032")  
6.985 (.275")  
6.35  
(.25")  
32.385  
(1.275")  
31.75  
(1.25")  
38.1  
(1.50") TYP.  
Axial Lead Material: Solder coated copper.  
ORDERING INFORMATION:  
Cartridge  
Catalog  
Number  
Axial Lead  
Catalog  
Number  
Nominal  
Resistance  
Cold Ohms  
Nominal  
2
Ampere Voltage  
Melting I t  
2
Rating  
Rating  
A Sec.  
312.031  
312.062  
312.100  
312.125  
312.150  
312.175  
312.187  
312.200  
312.250  
312.300  
312.375  
312.500  
312.600  
312.750  
312 001  
312 1.25  
312 01.5  
312 01.6  
312 1.75  
312 01.8  
312 002  
312 2.25  
312 02.5  
312 003  
312 004  
312 005  
312 006  
312 007  
312 008  
312 010  
312 012  
312 015  
312 020  
312 025  
318.031  
318.062  
318.100  
318.125  
318.150  
318.175  
318.187  
318.200  
318.250  
318.300  
318.375  
318.500  
318.600  
318.750  
318 001  
318 1.25  
318 01.5  
318 01.6  
318 1.75  
318 01.8  
318 002  
318 2.25  
318 02.5  
318 003  
318 004  
318 005  
318 006  
318 007  
318 008  
318 010  
1/32  
1/16  
1/10  
1/8  
15/100  
.175  
3/16  
2/10  
1/4  
3/10  
3/8  
1/2  
6/10  
3/4  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
250  
32  
23.3  
24.5  
11.2  
7.10  
5.10  
3.85  
3.40  
3.00  
0.0000300  
0.000249  
0.00102  
0.00289  
0.00550  
0.00960  
0.0128  
0.0165  
0.0355  
0.0689  
0.185  
0.483  
0.880  
1.84  
0.760  
1.45  
2.35  
2.80  
3.60  
3.85  
5.20  
7.20  
9.54  
14.0  
28.5  
50.0  
81.1  
118.0  
166.0  
298.0  
Average Time Current Curves  
1000  
100  
10  
2.00  
1.40  
0.820  
0.495  
0.360  
0.243  
0.189  
0.138  
0.103  
0.0930  
0.0850  
0.0820  
0.0700  
0.0590  
0.0510  
0.0424  
0.0291  
0.0223  
0.0177  
0.0145  
0.0121  
0.00925  
0.0071  
0.0052  
0.0034  
0.0024  
1
1
4
1 /  
1
2
1 /  
6
10  
1 /  
3
4
1 /  
8
10  
1 /  
2
1
4
2 /  
1
2
1
2 /  
3
4
5
6
7
0.1  
0.01  
8
10  
12  
15  
20  
25  
32  
32  
32  
0.005 0.01  
0.1  
CURRENT IN AMPERES  
1
10  
100  
312 030  
312 035  
30  
35  
32  
32  
0.0019  
0.0013  
290  
www. littelfuse. com  

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