700 V Fuses 896

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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

LA070URD31KI0350

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

LA070URD31KI0630

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

LA070URD30TTI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

End Cap

52 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.929 in (40 x 40 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

PSR032UL0800X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

800 A

Tab/Blade

60.125 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030FL0080Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

80 A

Threaded

304 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR031UL0800Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

800 A

Tab/Blade

137.208 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR031UL0350Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

350 A

Tab/Blade

9.523 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030FL0050Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Threaded

110 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

LA070URD33KI1400

Littelfuse

Electric Fuse

Inline/Holder

700 V

1.4 kA

Tab/Blade

480 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.874 in (74.5 x 74.5 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

L70QS050.V

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

50 A

Tab/Blade

196 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 700 VDC: 50000 A

Box

1 in (25.4 mm)

2.875 in (73.03 mm)

CUL; UL

125 °C (257 °F)

Very Fast

LA70QS125-4

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

125 A

Tab/Blade

6.9 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

1.22 in (31 mm)

1.22 x 2.874 in (31 x 73 mm)

2.874 in (73 mm)

CSA; UL

Fast

PSR031FS0250Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

250 A

Threaded

3.789 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.969 in (50 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

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

L70S60

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

60 A

Tab/Blade

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

1 in (25.4 mm)

1 x 2.874 in (25.4 x 73 mm)

2.874 in (73 mm)

CSA; UL

Fast

LA070URD33TTI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

End Cap

27 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.929 in (74.5 x 74.5 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

PSR031US0200Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

200 A

Tab/Blade

1.965 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

L70QS060.V

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

60 A

Tab/Blade

269 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 700 VDC: 50000 A

Box

1 in (25.4 mm)

2.875 in (73.03 mm)

CUL; UL

125 °C (257 °F)

Very Fast

PSR031UL0250Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

250 A

Tab/Blade

3.789 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FS0900Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

900 A

Threaded

122.619 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

2.008 in (51 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FS1250Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

1.25 kA

Threaded

476.902 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

2.008 in (51 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

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

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

PSR030US0550Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Tab/Blade

44.323 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

LA70QS150-4

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

150 A

Tab/Blade

11 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

1.22 in (31 mm)

1.22 x 2.874 in (31 x 73 mm)

2.874 in (73 mm)

CSA; UL

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

PSR030UL0160Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

160 A

Tab/Blade

1.359 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

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

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

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

PSR030US0450Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

450 A

Tab/Blade

23.133 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.878 in (47.7 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

LA070URD30TTI0400

Littelfuse

Electric Fuse

Inline/Holder

700 V

400 A

End Cap

23 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.929 in (40 x 40 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

PSR032US0800X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

800 A

Tab/Blade

60.125 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

1.937 in (49.2 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032FL0400Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

400 A

Threaded

11.104 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

2.008 in (51 mm)

Indicator

3.736 in (94.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

LA070URD33KI0800

Littelfuse

Electric Fuse

Inline/Holder

700 V

800 A

Tab/Blade

95 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.874 in (74.5 x 74.5 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

LA070URD33TTI0700

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 A

End Cap

55 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.929 in (74.5 x 74.5 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

PSR031UL0700Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Tab/Blade

98.187 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033UL0700X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Tab/Blade

56.763 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR031US0350Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

350 A

Tab/Blade

9.523 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.937 in (49.2 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

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

LA070URD33KI0500

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 A

Tab/Blade

19 J

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.874 in (74.5 x 74.5 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

PSR032FS0500Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Threaded

21.573 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.362 in (60 mm)

2.008 in (51 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

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

PSR030FS0063Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

63 A

Threaded

176 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

L70S400

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

400 A

Tab/Blade

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

2 in (50.8 mm)

2 x 2.843 in (50.8 x 72.2 mm)

2.843 in (72.2 mm)

CE; CSA; UL

Very Fast

L70S070

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

70 A

Tab/Blade

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

1.22 in (31 mm)

2.874 in (73 mm)

CE; CSA; UL

Very Fast

PSR033US0900X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

900 A

Tab/Blade

122.619 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FS0500H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Threaded

16.434 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.008 in (51 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CCC; CE; CUL; UL; IEC

125 °C (257 °F)

Fast

PSR030FL0040Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

40 A

Threaded

76 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

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.