312.250P datasheet, PDF - EEWORLD Datasheet

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312.250P: DescriptionFAST BLOW ELECTRIC FUSE, 0.25A, 250VAC, 35A (IR), INLINE/HOLDER; CategoryCircuit protection Circuit protection; File Size39KB，1 Pages; ManufacturerLittelfuse; Websitehttp://www.littelfuse.com; Environmental Compliance

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312.250P Overview

FAST BLOW ELECTRIC FUSE, 0.25A, 250VAC, 35A (IR), INLINE/HOLDER

312.250P Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
package instruction	ROHS COMPLIANT
Reach Compliance Code	unknow
Fusing characteristics	FAST
body height	31.75 mm
Body length or diameter	6.35 mm
Circuit protection type	ELECTRIC FUSE
Joule integral nominal
Manufacturer's serial number	312P
Installation features	INLINE/HOLDER
physical size	6.35mm x 31.75mm
Rated breaking capacity	35 A
Rated current	0.25 A
Rated voltage (AC)	250 V
Guideline	CE; CSA; UL
surface mount	NO
Terminal surface	Nickel (Ni)
Terminal shape	END CAP
Base Number Matches	1

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Axial Lead and Cartridge Fuses

Glass Body

RoHS

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

100%

135%

200%

Ampere

Rating

1/32–35

1/32–10

12–30

Opening

Time

4 hours,

Minimum

1 hour,

Maximum

5 sec.,

Maximum

10 sec.,

Maximum

20 sec.,

Maximum

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

6.985 (.275")

6.35

(.25")

31.75

(1.25")

318

000P

Series

0.813

(.032")

INTERUPTING RATING:

10,000A @ 125VAC

35A @ 250VAC

ORDERING INFORMATION:

Cartridge

Catalog

Number

312.031P

312.062P

312.100P

312.125P

312.150P

312.175P

312.187P

312.200P

312.250P

312.300P

312.375P

312.500P

312.600P

312.750P

312

001P

312

1.25P

312

01.5P

312

01.6P

312

1.75P

312

01.8P

312

002P

312

2.25P

312

02.5P

312

003P

312

004P

312

005P

312

006P

312

007P

312

008P

312

010P

312

012P

312

015P

312

020P

312

025P

312

030P

312

035P

Axial Lead

Catalog

Number

318.031P

318.062P

318.100P

318.125P

318.150P

318.175P

318.187P

318.200P

318.250P

318.300P

318.375P

318.500P

318.600P

318.750P

318

001P

318

1.25P

318

01.5P

318

01.6P

318

1.75P

318

01.8P

318

002P

318

2.25P

318

02.5P

318

003P

318

004P

318

005P

318

006P

318

007P

318

008P

318

010P

—

Nominal

Resistance

Cold Ohms

23.3

24.5

11.2

7.10

5.10

3.85

3.40

3.00

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

0.0019

0.0013

Nominal

Melting I

Sec.

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

—

38.1

(1.50") TYP.

Axial Lead Material: Tin coated copper.

32.385

(1.275")

Ampere

Rating

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

Voltage

Rating

250

Average Time Current Curves

.031 A

.062 A

.125 A

1000

100

TIME IN SECONDS

0.1

0.01

0.005 0.01

.250 A

.375 A

.500 A

.750 A

1.5 A

2.5 A

10 A

0.1

CURRENT IN AMPERES

100

402

w w w. l i t t e l f u s e . c o m

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