Threaded Fuses 278

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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

PSR072FS0630Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

630 A

Threaded

126.126 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070FS0200Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

200 A

Threaded

4.177 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030FL0250Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

250 A

Threaded

4.668 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

PSR073FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

13.586 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

18.727 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070FL0250Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Threaded

8.629 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR031FS0550Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Threaded

42.056 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

PSR071FS0400Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

400 A

Threaded

43.211 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR031FL0400Z

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)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR031FS0800Z

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)

CUL; UL

125 °C (257 °F)

Fast

PSR033FL1400H

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

PSR070FS0315Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Threaded

18.162 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FS1800Z

Littelfuse

Electric Fuse

Inline/Holder

650 V

500 V

1.8 kA

Threaded

952.196 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 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

PSR031FS0630Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

630 A

Threaded

45.403 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

PSR033FL0500Z

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

2.894 in (73.5 mm)

2.008 in (51 mm)

Indicator

4.268 in (108.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR072FS0250Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Threaded

7.737 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071FL0200Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

200 A

Threaded

4.918 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR071FS0160Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

160 A

Threaded

2.756 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070FL0400Z

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

900 V

400 A

Threaded

37.103 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 900 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FL1100H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

1.1 kA

Threaded

310.824 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

PSR070FL0160Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

160 A

Threaded

2.377 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR030FL0350Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

350 A

Threaded

12.007 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

PSR070FL0080Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

80 A

Threaded

583 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR070FS0250Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Threaded

8.629 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030FS0050Z

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)

CUL; UL

125 °C (257 °F)

Fast

PSR031FS0900Z

Littelfuse

Electric Fuse

Inline/Holder

600 V

550 V

900 A

Threaded

155.163 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 550 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

3998600.ZXM10-S

Littelfuse

Electric Fuse

Panel Mount

80 V

600 A

Threaded

1.705 in (43.3 mm)

1.22 in (31 mm)

80 V

0.866 in (22 mm)

PSR073FS0550Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

550 A

Threaded

55.513 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR030FS0125Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

125 A

Threaded

707 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

PSR033FS0450Z

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

2.894 in (73.5 mm)

2.008 in (51 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX1XLFL0550X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

550 A

Threaded

276.65 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071FL0315Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Threaded

20.882 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR033FS0900H

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

2.008 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

PSR033FL1100Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

1.1 kA

Threaded

310.824 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

PSR033FL1000Z

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)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR030FL0160Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

160 A

Threaded

1.359 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

PSR033FS1400Z

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

2.894 in (73.5 mm)

2.008 in (51 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072FS0280Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

280 A

Threaded

10.915 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSX3XLFL0450X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

450 A

Threaded

57.143 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FL0500H

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

PSX1XLFL0160X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

160 A

Threaded

13.704 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR033FL1500H

Littelfuse

Electric Fuse

Inline/Holder

650 V

500 V

1.5 kA

Threaded

674.538 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

PSR031FL0700Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

700 A

Threaded

98.187 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.969 in (50 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

PSR033FS0550H

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

550 A

Threaded

23.314 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

PSX3XLFL0800X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

800 A

Threaded

335.493 kJ

-55 °C (-67 °F)

250 kA

Bulk

5.043 in (128.1 mm)

2.894 in (73.5 mm)

Indicator

2.894 in (73.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR032FL0800Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

800 A

Threaded

60.125 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

PSR071FL0280Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

280 A

Threaded

13.763 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

23.301 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.913 in (74 mm)

2.028 in (51.5 mm)

Indicator

3.402 in (86.4 mm)

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.