Littelfuse 312 Series User Manual download pdf

Speciﬁcations are subject to change without notice.

Revised: 12/19/13

Axial Lead & Cartridge Fuses

3AG > Fast Acting > 312/318 Series

312/318 Series Lead-Free 3AG, Fast-Acting Fuse

The 3AG Fast-Acting Fuse solves a broad range

of application requirements while offering reliable

performance and cost-effective circuit protection.

Agency Approvals

Agency Agency File Number Ampere Range

E10480

AU1410

312 Series: 62mA - 10A

318 Series: 62mA - 10A

312 Series: 12A - 30A

LR 29862

312 Series: 62mA - 30A

318 Series: 62mA - 10A

NBK040205-

E10480B/F

312/318 Series: 1A - 10A

E10480 318 Series: 12A - 30A

SU05001-

5005/5006/6005/6008

312/318 Series:

1A/ 1.25A / 1.6A/

2A - 10A

312 Series: 62mA - 10A

318 Series: 62mA - 10A

Features

Electrical Characteristics for Series

Applications

% of Ampere

Rating

Ampere Rating Opening Time

100%

62mA – 35A 4 hours, Minimum

135%

62mA – 35A 1 hour, Maximum

200%

10mA – 10A 5 sec., Maximum

12A – 30A 10 sec., Maximum

35A 20 sec., Maximum

• InaccordancewithUL

Standard 248-14

• Availableincartridge

and axial lead format

and with various forming

dimensions

• RoHScompliantand

Lead-free

Used as supplementary protection in appliance or

utilization equipment to provide individual protection for

components or internal circuits.

Description

Additional Information

Datasheet

Samples

Resources

Datasheet

Samples

Resources

312 Series

318 Series

312 Series

318 Series

312 Series

318 Series

1 2 3 4

Summary of Contents

Page 1 - Datasheet

Page 2 - Revised: 12/19/13

Page 3

Page 4 - 0312 MX Pxxxx

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Littelfuse 312 Series User Manual

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Summary of Contents

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