Littelfuse LAxxxURD Series Square body User Manual download pdf

POWR-GARD

®

Fuse Datasheet

Littelfuse.com © 2013 Littelfuse POWR-GARD

®

Products

Rev: 031513

1 of 5

LA 070 URD 31 LI 350

Class

Littelfuse

Size

Mounting Type

Voltage

070=700 V

130 =130 0 V

Amp Rating

Straight-blade KI LI

Straight-blade LI LLI

Flat-type, one hole TTI TTI

700 V 1300 V

30

31

32

33

70

71

72

73

Description

Littelfuse North American style square body semiconductor

fuses provide maximum ﬂexibility in equipment design and

ultimate protection for today’s power conversion equipment.

Available in different body sizes and multiple mounting

styles, the broad range of ampere ratings allows great

ﬂexibility in equipment design.

Engineered to provide state-of-the-art protection for SCRs,

diodes, thyristors, GTOs, and IGBT devices, Littelfuse

square body fuses have pure die-cut elements embedded in

solidiﬁed sand to control arcing and lower I

2

t. All fuses are

also equipped with a blown fuse trip indicator.

Features

• Choice of mounting styles provides a wide choice for

equipment design.

• Broad range of ampere ratings in a given body size for

design ﬂexibility.

• Very low I

2

t minimizes damage to protected components.

• Superior cycling ability for long, reliable life on high

cyclic loading.

• Extremely fast-acting and current-limiting for improved

protection to equipment.

Applications

Protection of rectiﬁers, inverters, DC drives, UPS systems,

reduced voltage motor starters, and other equipment in

globally accepted applications.

Speciﬁcations

Voltage Rating AC: 700 V (LA070)

1300 V (LA130)

DC: Contact factory

Interrupting Rating AC: 200 kA (LA070)

100 kA (LA130)

DC: Contact factory

Ampere Range 63 – 2500 A

Approvals UL Recognized Component

Ordering Information

SQUARE BODY SEMICONDUCTOR FUSES

700/1300 VAC • Very Fast-Acting • 63-2500 A

Web Resources

For additional information, visit:

www.littelfuse.com/la070

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POWR-GARD 1
Fuse Datasheet 1

Summary of Contents

Page 1 - Fuse Datasheet

POWR-GARD® Fuse DatasheetLittelfuse.com © 2013 Littelfuse POWR-GARD® ProductsRev: 0315131 of 5LA 070 URD 31 LI 350ClassLittelfuseSizeMounti

Page 2

POWR-GARD® Fuse DatasheetLittelfuse.com © 2013 Littelfuse POWR-GARD® ProductsRev: 0315132 of 5SQUARE BODY SEMICONDUCTOR FUSES 700/1300 VAC • Very Fa

Page 3

POWR-GARD® Fuse DatasheetLittelfuse.com © 2013 Littelfuse POWR-GARD® ProductsRev: 0315133 of 5SQUARE BODY SEMICONDUCTOR FUSES 700/1300 VAC • Very Fa

Page 4

POWR-GARD® Fuse DatasheetLittelfuse.com © 2013 Littelfuse POWR-GARD® ProductsRev: 0315134 of 5SQUARE BODY SEMICONDUCTOR FUSES 700/1300 VAC • Very Fa

Page 5

POWR-GARD® Fuse DatasheetLittelfuse.com © 2013 Littelfuse POWR-GARD® ProductsRev: 0315135 of 5SQUARE BODY SEMICONDUCTOR FUSES 700/1300 VAC • Very Fa

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