700 V Fuses 440

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Part RoHS Manufacturer Circuit Protection Type Mounting Feature Rated AC Voltage Rated DC Voltage Rated Current Terminal Shape Nominal Joule Integral Minimum Operating Temperature Terminal Finish Rated Breaking Capacity Manufacturer Series Trip Time/Delay Additional Features Pre Arcing Rating (A2/s) Packing Method Body Length/Diameter Body Width Fuse Class JESD-609 Code Rated Voltage Resistance Minimum Pre Arcing Time Fuse Size Built-in Features Dimensions Body Height Reference Standard Maximum Operating Temperature Blow Characteristic

LA070URD31KI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

Tab/Blade

140 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0200

Littelfuse

Electric Fuse

Inline/Holder

700 V

200 A

Tab/Blade

2.5 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0250

Littelfuse

Electric Fuse

Inline/Holder

700 V

250 A

Tab/Blade

4.7 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0315

Littelfuse

Electric Fuse

Inline/Holder

700 V

315 A

Tab/Blade

7.5 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0350

Littelfuse

Electric Fuse

Inline/Holder

700 V

350 A

Tab/Blade

10.5 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

Tab/Blade

19 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0450

Littelfuse

Electric Fuse

Inline/Holder

700 V

450 A

Tab/Blade

26.5 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

Tab/Blade

37 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

Tab/Blade

52 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0630

Littelfuse

Electric Fuse

Inline/Holder

700 V

630 A

Tab/Blade

75 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

Tab/Blade

95 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31LI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

Tab/Blade

140 J

200 kA

2.008 in (51 mm)

2.008 in (51 mm)

Indicator

2.008 x 2.008 x 1.874 in (51 x 51 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD31TTI0200

Littelfuse

Electric Fuse

Inline/Holder

700 V

200 A

End Cap

2.5 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0250

Littelfuse

Electric Fuse

Inline/Holder

700 V

250 A

End Cap

4.7 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0315

Littelfuse

Electric Fuse

Inline/Holder

700 V

315 A

End Cap

7.5 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0350

Littelfuse

Electric Fuse

Inline/Holder

700 V

350 A

End Cap

10.5 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

End Cap

19 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0450

Littelfuse

Electric Fuse

Inline/Holder

700 V

450 A

End Cap

26.5 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

End Cap

37 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

End Cap

52 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0630

Littelfuse

Electric Fuse

Inline/Holder

700 V

630 A

End Cap

75 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

End Cap

95 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD31TTI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

End Cap

140 J

200 kA

2 in (50.8 mm)

2 in (50.8 mm)

Indicator

2 x 2 x 1.929 in (50.8 x 50.8 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32KI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

Tab/Blade

15 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0450

Littelfuse

Electric Fuse

Inline/Holder

700 V

450 A

Tab/Blade

22 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

Tab/Blade

28 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

Tab/Blade

37 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0630

Littelfuse

Electric Fuse

Inline/Holder

700 V

630 A

Tab/Blade

54 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

Tab/Blade

76 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

Tab/Blade

115 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI0900

Littelfuse

Electric Fuse

Inline/Holder

700 V

900 A

Tab/Blade

170 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32KI1000

Littelfuse

Electric Fuse

Inline/Holder

700 V

1 kA

Tab/Blade

240 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

Tab/Blade

15 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0450

Littelfuse

Electric Fuse

Inline/Holder

700 V

450 A

Tab/Blade

22 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

Tab/Blade

28 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

Tab/Blade

37 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0630

Littelfuse

Electric Fuse

Inline/Holder

700 V

630 A

Tab/Blade

54 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

Tab/Blade

76 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

Tab/Blade

115 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI0900

Littelfuse

Electric Fuse

Inline/Holder

700 V

900 A

Tab/Blade

170 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32LI1000

Littelfuse

Electric Fuse

Inline/Holder

700 V

1 kA

Tab/Blade

240 J

200 kA

2.362 in (60 mm)

2.362 in (60 mm)

Indicator

2.362 x 2.362 x 1.874 in (60 x 60 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD32TTI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

End Cap

15 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0450

Littelfuse

Electric Fuse

Inline/Holder

700 V

450 A

End Cap

22 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

End Cap

28 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

End Cap

37 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0630

Littelfuse

Electric Fuse

Inline/Holder

700 V

630 A

End Cap

54 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

End Cap

76 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA070URD32TTI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

End Cap

115 J

200 kA

2.374 in (60.3 mm)

2.374 in (60.3 mm)

Indicator

2.374 x 2.374 x 1.929 in (60.3 x 60.3 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

Fuses

A fuse is an electrical safety device that is designed to protect an electrical circuit from damage caused by overcurrent. Fuses are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

A fuse typically consists of a metal wire or filament that is enclosed in a fuse body, which is designed to protect the wire from damage. The fuse is connected in series with the electrical circuit, and when the current flowing through the circuit exceeds a preset level, the wire in the fuse will melt or blow, which opens the circuit and prevents further damage to the electrical system.

Fuses are available in a variety of types and sizes, and they can be classified based on their current rating, voltage rating, and speed of operation. Some common types of fuses include cartridge fuses, blade fuses, and plug fuses.

In addition to protecting electrical systems from overcurrent, fuses can also be used to protect electrical equipment and machinery from damage caused by short circuits or other types of electrical faults. They are a cost-effective and reliable method of electrical protection, and they are widely used in a variety of electrical applications.