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

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

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

PSR032US0700X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Tab/Blade

51.191 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

LA070URD33LI1100

Littelfuse

Electric Fuse

Inline/Holder

700 V

1.1 kA

Tab/Blade

240 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

LA070URD30KI0350

Littelfuse

Electric Fuse

Inline/Holder

700 V

350 A

Tab/Blade

15.5 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.874 in (40 x 40 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

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

L70QS035.V

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

35 A

Tab/Blade

129 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

PSR030FS0630Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 V

630 A

Threaded

57.404 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 550 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

PSR033FL1000H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

1 kA

Threaded

222.35 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

PSR030UL0200Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

200 A

Tab/Blade

3.012 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

PSR033FS0450H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

450 A

Threaded

13.6 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

LA070URD30LI0100

Littelfuse

Electric Fuse

Inline/Holder

700 V

100 A

Tab/Blade

470 mJ

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.874 in (40 x 40 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

PSR031FS0400Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

400 A

Threaded

14.77 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

LA070URD31KI0500

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

PSR033FS1400H

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 V

1.4 kA

Threaded

583.552 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 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

PSR033FL0700Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Threaded

56.763 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)

CCC; CUL; UL

125 °C (257 °F)

Fast

LA70P12004

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

1.2 kA

200 kA

LA70P

Rated Breaking Capacity at 650 VDC: 20000 A

CSA; UL

Fast

PSR030FL0500Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

500 A

Threaded

31.429 kJ

-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

PSR032FL0630Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

630 A

Threaded

34.79 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

PSR030UL0400Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

400 A

Tab/Blade

16.209 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

L70S40

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

40 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

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

L70S30

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

L70S300

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

300 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)

CSA; UL

Fast

PSR030FL0400Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

400 A

Threaded

16.209 kJ

-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

LA070URD30KI0160

Littelfuse

Electric Fuse

Inline/Holder

700 V

160 A

Tab/Blade

1.6 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.874 in (40 x 40 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

LA070URD30TTI0125

Littelfuse

Electric Fuse

Inline/Holder

700 V

125 A

End Cap

850 mJ

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

PSR030UL0050Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

50 A

Tab/Blade

110 J

-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

PSR033UL0630X

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

630 A

Tab/Blade

38.727 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

L70QS800.X

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

800 A

Tab/Blade

156.137 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 700 VDC: 50000 A

Box

2.5 in (63.5 mm)

2.844 in (72.24 mm)

CUL; UL

125 °C (257 °F)

Very Fast

L70QS400.X

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

400 A

Tab/Blade

34.225 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 700 VDC: 50000 A

Box

2 in (50.8 mm)

2.844 in (72.24 mm)

CUL; UL

125 °C (257 °F)

Very Fast

PSR031FL0800Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

800 A

Threaded

137.208 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.969 in (50 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

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

PSR032FS0900Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

900 A

Threaded

107.785 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

PSR033FS1000Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

1 kA

Threaded

222.35 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

LA70QS125-4K

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

PSR030FL0550Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Threaded

44.323 kJ

-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

PSR033FL1250H

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

2.008 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

LA70QS350-4

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

350 A

Tab/Blade

72 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

1.5 in (38.1 mm)

1.5 x 2.843 in (38.1 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

Fast

PSR031US0450Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

450 A

Tab/Blade

22.457 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

LA70QS700-4

Littelfuse

Electric Fuse

Inline/Holder

700 V

700 V

700 A

Tab/Blade

332 J

200 kA

Rated Breaking Capacity at 700 VDC: 100000 A

2.5 in (63.5 mm)

2.5 x 2.843 in (63.5 x 72.2 mm)

2.843 in (72.2 mm)

CSA; UL

Fast

PSR030FS0550Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Threaded

44.323 kJ

-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

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

PSR031UL0400Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

400 A

Tab/Blade

14.77 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

LA070URD30LI0550

Littelfuse

Electric Fuse

Inline/Holder

700 V

550 A

Tab/Blade

52 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.874 in (40 x 40 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

PSR033FS0700H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Threaded

56.763 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

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.