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0481.250

更新时间： 2024-11-22 22:06:31
品牌 Logo 应用领域
力特 - LITTELFUSE 电路保护
页数 文件大小 规格书
1页 39K
描述
Blade Terminal & Special Purpose Fuses

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中文翻译

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0481.250 技术参数

是否Rohs认证： 不符合生命周期：Active
Reach Compliance Code：unknown风险等级：5.11
其他特性：RATED BREAKING CAPACITY AT 125 VDC: 300A内置特性：ALARM
电路保护类型：ELECTRIC FUSEJESD-609代码：e0
焦耳积分标称：安装特点：INLINE/HOLDER
最高工作温度：125 °C最低工作温度：-55 °C
包装方法：BOX额定分断能力：300 A
额定电流：0.25 A额定电压（交流）：125 V
额定电压（直流）：125 V参考标准：CSA; UL
表面贴装：NO端子面层：Tin/Lead (Sn/Pb)
端子形状：END CAPBase Number Matches：1

0481.250 数据手册

  
Blade Terminal & Special Purpose Fuses  
®
®
481 Series Alarm Indicating Fuse  
• Ideal for telecommunications and control panel circuits.  
• Eliminates down time by immediately pinpointing the blown (open)  
circuit while triggering LED or audio alarm, while placed in mating  
holder (482 Series).  
• Clear plastic lens option available for additional safety.  
ELECTRICAL CHARACTERISTICS:  
% of Ampere  
Rating  
100%  
150%  
Opening Time  
10 minutes, Minimum  
5 minutes, Maximum  
AGENCY APPROVALS: Recognized under the Components Program  
of Underwriters Laboratories and the Components Acceptance Program  
of CSA.  
Reference Dimensions:  
22.9mm  
(.90") MIN.  
17.8mm (.70")  
21.3mm  
(0.84")  
REF.  
AGENCY FILE NUMBERS: UL E71611, CSA LR 29862  
LENS  
INTERRUPTING RATINGS:  
19.6mm  
(.77")  
450 amperes at 60 VDC  
300 amperes at 125 VAC (up to 20 amperes)  
300 amperes at 125 VDC (up to 15 amperes)  
200 amperes at 125 VDC (up to 20 amperes)  
11.7mm  
(.46")  
16.9mm  
(.665") MAX.  
ENVIRONMENTAL SPECIFICATION:  
4.45  
(.175")  
2.77  
(.109")  
2.79  
(.110")  
Operating Temperature: –55°C to +125°C  
PHYSICAL SPECIFICATIONS:  
Construction Materials:  
5.8mm  
(.23")  
5.3mm  
(.21")  
Body:  
Polyphenylene Sulfide (UL 94V0)  
Terminations:  
Beryllium Copper/Tin Plated  
1-15A  
20A*  
Optional Lens: Nylon  
*20A Fuseholder must be used. Fuse is keyed to prevent insertion in lower rated holders.  
20A Fuseholder is designed to accept all ratings up to 20 amperes.  
PACKAGING SPECIFICATIONS:  
Available in five (5) packs or boxes of one hundred (100). When ordering  
a Five (5) Pack, please add the letter ‘V’ after the catalog number. When  
Average Time Current Curves  
ordering a one hundred (100) piece box, add a ‘H’.  
To order the part with  
a Protective Lens, add the letters ‘XL’ after the package code.  
ORDERING INFORMATION:  
1000  
Ampere  
Rating  
(A)  
Voltage  
Rating  
Body  
Color  
Code  
Nominal Cold  
Resistance  
Ohms  
Minimum  
Melting I2t  
(A2 Sec.)  
Catalog  
Number  
0481.180  
0481.200  
0481.250  
0481.375  
0481.500  
0481.650  
0481.750  
18/100  
1/5  
Yellow  
Red/Black  
Violet  
6.25  
5.70  
4.20  
2.00  
1.52  
1.25  
.980  
0.00808  
0.0140  
0.0356  
0.028  
100  
10  
1/4  
3/8  
1/2  
65/100  
3/4  
Gray/White  
Red  
0.139  
Black  
Brown  
0.278  
0.363  
0481001.  
04811.33  
048101.5  
0481002.  
048102.5  
1
Gray  
White  
.665  
.480  
.385  
.120  
.0904  
0.733  
1.58  
2.55  
5.29  
9.46  
1
3
1 /  
125 VAC  
&
125 VDC  
1
2
1 /  
Yellow/White  
Orange  
2
1
2
2 /  
Orange/White  
1
0481003.  
048103.5  
0481004.  
0481005.  
048107.5  
0481010.  
0481012.  
0481015.  
0481020.  
0481000.  
3
Blue  
.0670  
.0415  
.0350  
.0285  
11.2  
10.5  
15.4  
26.2  
42.8  
115.3  
222.5  
294.22  
570.0  
1
2
3 /  
Blue/White  
Brown/White  
Green  
4
5
1
2
7 /  
Black/White  
Red/White  
Green/Yellow  
Red/Blue  
Green/White  
ø
.0113  
0.1  
0.01  
10  
12  
.00840  
.00660  
.00580  
.00394  
15  
20*  
Dummy  
*20A Fuseholder must be used. Fuse is keyed to prevent insertion in lower rated holders.  
20A Fuseholder is designed to accept all ratings up to 20 amperes.  
0.1  
1
10  
100  
1000  
CURRENT IN AMPERES  
460  
www. lit t elf us e. c om  
1

中文翻译

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0481.250 替代型号

型号 品牌 替代类型 描述 数据表
0481.250V LITTELFUSE

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0481.250H LITTELFUSE

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 		电流额定值以色码指示标志显示。 管体采用黑色聚亚苯基硫化物制成，易燃额定值为UL-94

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