0481.250

更新时间： 2024-02-06 06:50:38

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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0481.250 技术参数

生命周期：	Active	Reach Compliance Code：	unknown
风险等级：	5.63	电路保护类型：	ELECTRIC FUSE
Base 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

(A²Sec.)

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

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

Gray

White

.665

.480

.385

.120

.0904

0.733

1.58

2.55

5.29

9.46

1 /

125 VAC

125 VDC

1 /

Yellow/White

Orange

2 /

Orange/White

0481003.

048103.5

0481004.

0481005.

048107.5

0481010.

0481012.

0481015.

0481020.

0481000.

Blue

.0670

.0415

.0350

.0285

11.2

10.5

15.4

26.2

42.8

115.3

222.5

294.22

570.0

3 /

Blue/White

Brown/White

Green

7 /

Black/White

Red/White

Green/Yellow

Red/Blue

Green/White

.0113

0.1

0.01

.00840

.00660

.00580

.00394

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

100

1000

CURRENT IN AMPERES

460

www. lit t elf us e. c om

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与0481.250相关器件

型号	品牌	描述	获取价格	数据表
0481.250H	LITTELFUSE	Special Application Fuses 481 Series Alarm Indicating Fuse	获取价格
0481.250HM	LITTELFUSE	暂无描述	获取价格
0481.250HXL	LITTELFUSE	Special Application Fuses 481 Series Alarm Indicating Fuse	获取价格
0481.250HXM	LITTELFUSE	Special Application Fuses 481 Series Alarm Indicating Fuse	获取价格
0481.250V	LITTELFUSE	暂无描述	获取价格
0481.250VM	LITTELFUSE	Electric Fuse,	获取价格

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