1 KV Fuses 555

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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

SPFJ300

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

300 A

Tab/Blade

143 kJ

200 kA

12 m

Rated Breaking Capacity at 1000 VDC: 20000 A

2 in (50.8 mm)

Midget

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; IEC; UL; VDE

LA120X15-1

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

1 KV

15 A

End Cap

2.1 kJ

100 kA

Rated Breaking Capacity at 1000 VDC: 100000 A

0.811 in (20.6 mm)

1.2 KV

0.811 x 4.606 in (20.6 x 117 mm)

4.606 in (117 mm)

Very Fast

PSR072UL0315X

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Tab/Blade

16.187 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL0550X

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

550 A

Tab/Blade

55.513 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

0SPF008.TXS

Littelfuse

Electric Fuse

Inline/Holder

1 KV

8 A

End Cap

199 J

Silver

20 kA

4 m

Bulk

0.406 in (10.31 mm)

e4

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE; CSA; IEC; UL

EV1K150.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

150 A

Tab/Blade

5 kJ

-40 °C (-40 °F)

30 kA

Bulk

1.218 in (30.94 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K450

Littelfuse

Electric Fuse

Inline/Holder

1 KV

450 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

0828030.ZXISOP

Littelfuse

Electric Fuse

Inline/Holder

1 KV

30 A

Tab/Blade

1.5 kJ

-55 °C (-67 °F)

10 kA

1 h

Tray

0.482 in (12.25 mm)

1.543 in (39.2 mm)

CUL; UL

125 °C (257 °F)

EV1K350.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

350 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K450.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

450 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K175

Littelfuse

Electric Fuse

Inline/Holder

1 KV

175 A

Tab/Blade

7.2 kJ

-40 °C (-40 °F)

30 kA

Bulk

1.218 in (30.94 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K225.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

225 A

Tab/Blade

14 kJ

-40 °C (-40 °F)

30 kA

Bulk

1.218 in (30.94 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K070.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

70 A

Tab/Blade

890 J

-40 °C (-40 °F)

30 kA

Bulk

1 in (25.4 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K125

Littelfuse

Electric Fuse

Inline/Holder

1 KV

125 A

Tab/Blade

4.5 kJ

-40 °C (-40 °F)

30 kA

Bulk

1 in (25.4 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

0828020.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

20 A

Pin Wire

536 J

-55 °C (-67 °F)

10 kA

1 h

Tray

0.482 in (12.25 mm)

1.543 in (39.2 mm)

CUL; UL

125 °C (257 °F)

EV1K070

Littelfuse

Electric Fuse

Inline/Holder

1 KV

70 A

Tab/Blade

890 J

-40 °C (-40 °F)

30 kA

Bulk

1 in (25.4 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K225

Littelfuse

Electric Fuse

Inline/Holder

1 KV

225 A

Tab/Blade

14 kJ

-40 °C (-40 °F)

30 kA

Bulk

1.218 in (30.94 mm)

2.875 in (73.03 mm)

125 °C (257 °F)

EV1K350

Littelfuse

Electric Fuse

Inline/Holder

1 KV

350 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K250

Littelfuse

Electric Fuse

Inline/Holder

1 KV

250 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

0828015.ZXISOP

Littelfuse

Electric Fuse

Inline/Holder

1 KV

15 A

Tab/Blade

190 J

-55 °C (-67 °F)

10 kA

1 h

Tray

0.482 in (12.25 mm)

1.543 in (39.2 mm)

CUL; UL

125 °C (257 °F)

0828025.UXTHP

Littelfuse

Electric Fuse

Through Hole Mount

1 KV

25 A

Pin Wire

1.19 kJ

-55 °C (-67 °F)

10 kA

1 h

Tray

0.482 in (12.25 mm)

1.543 in (39.2 mm)

CUL; UL

125 °C (257 °F)

EV1K300.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

300 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K500.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

500 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K600.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

600 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

EV1K250.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

1 KV

250 A

Tab/Blade

-40 °C (-40 °F)

30 kA

Bulk

2 in (50.8 mm)

2.844 in (72.24 mm)

125 °C (257 °F)

PSR070UL0125

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

125 A

Tab/Blade

1.352 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825328

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Tab/Blade

42.751 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071UL0350

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Tab/Blade

23.301 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070UL0250

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Tab/Blade

8.629 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070UL0050

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

50 A

Tab/Blade

177 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825326

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

400 A

Tab/Blade

19.797 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072UL0450

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

450 A

Tab/Blade

35.927 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825297

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

50 A

Tab/Blade

177 J

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825307

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

160 A

Tab/Blade

2.756 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825327

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

450 A

Tab/Blade

29.834 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072UL0350

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Tab/Blade

18.727 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL0630

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

630 A

Tab/Blade

94.649 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825311

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Tab/Blade

20.882 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071UL0200

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

200 A

Tab/Blade

4.918 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825306

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Tab/Blade

18.162 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR073UL0450

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

450 A

Tab/Blade

29.834 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.921 in (74.2 mm)

2.894 in (73.5 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072UL0550

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

550 A

Tab/Blade

73.858 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

0FLU011.U

Littelfuse

Electric Fuse

Inline/Holder

1 KV

1 KV

11 A

End Cap

20 kA

Bulk

0.406 in (10.31 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

PSR071UL0250

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Tab/Blade

10.592 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072UL0500

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

500 A

Tab/Blade

50.398 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

07945825315

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

250 A

Tab/Blade

7.737 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.362 in (60 mm)

Indicator

2.598 in (66 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR070UL0280

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

280 A

Tab/Blade

11.844 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.823 in (71.7 mm)

1.693 in (43 mm)

Indicator

1.929 in (49 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR071UL0315

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

315 A

Tab/Blade

20.882 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.882 in (73.2 mm)

2.028 in (51.5 mm)

Indicator

2.264 in (57.5 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.