500 V Fuses 573

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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

KLK005

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

5 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0JTD350.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2 in (50.8 mm)

3.374 in (85.7 mm)

CSA; UL

Time Delay

07945825244

Littelfuse

Electric Fuse

Inline/Holder

650 V

500 V

1.8 kA

Tab/Blade

952.196 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 150000 A

Bulk

2.894 in (73.5 mm)

1.976 in (50.2 mm)

Indicator

3.13 in (79.5 mm)

CUL; UL

125 °C (257 °F)

Fast

CCMR025.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

25 A

End Cap

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

0KLK.250T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

250 mA

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

PSR033FL1800Z

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)

CCC; CUL; UL

125 °C (257 °F)

Fast

592.200

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

200 mA

End Cap

Nickel

592

CCMR030

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

30 A

End Cap

1.79 kJ

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

PSR033FS1500H

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

NLS020

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 A

End Cap

50 kA

Rated Breaking Capacity at 500 VDC; 20000

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

592003

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

3 A

End Cap

Nickel

592

LA50QS60-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

60 A

Tab/Blade

1.8 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1 in (25.4 mm)

500 V

1 x 2.13 in (25.4 x 54.1 mm)

2.13 in (54.1 mm)

CSA; UL

Fast

CCMR020

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 A

End Cap

918 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

592.125

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

125 mA

End Cap

Nickel

592

PSR033FS2000Z

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

2 kA

Threaded

1.234 MJ

-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

NLS600

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

600 A

Tab/Blade

6.92 MJ

50 kA

3.094 in (78.6 mm)

3.094 x 8.87 in (78.6 x 225.3 mm)

13.358 in (339.3 mm)

CE; CSA; UL

592008S

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

8 A

End Cap

Silver

592

e4

DZ27F6

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

6 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

0.846 in (21.5 mm)

Indicator

0.846 x 1.969 in (21.5 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Fast

LA50QS50-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

50 A

Tab/Blade

1.1 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1 in (25.4 mm)

500 V

1 x 2.13 in (25.4 x 54.1 mm)

2.13 in (54.1 mm)

CSA; UL

Fast

L50QS040.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

40 A

Tab/Blade

137 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 50000 A

Bulk

1 in (25.4 mm)

10 ms

2.125 in (53.98 mm)

CE; CUL; UL

125 °C (257 °F)

Very Fast

KLK10

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

10 A

End Cap

100 kA

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

0.406 in (10.31 mm)

600 V

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; QPL; UL

Fast

KLK6

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

6 A

End Cap

100 kA

2 m

Pre Arcing Time: Open within 120 s at 200% Rated Current

0.406 in (10.31 mm)

600 V

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; QPL; UL

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

LA50QS125-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

125 A

Tab/Blade

5.6 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1.22 in (31 mm)

500 V

1.22 x 2.13 in (31 x 54.1 mm)

2.13 in (54.1 mm)

CSA; UL

Fast

0KLK03.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

3.5 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

DZ27T25

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

25 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

0.846 in (21.5 mm)

Indicator

0.846 x 1.969 in (21.5 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Time Lag

PSR033FL1800H

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

2.008 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

KLK025

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

25 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

592030

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

30 A

End Cap

Nickel

592

592.500S

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

500 mA

End Cap

Silver

592

e4

KLK008

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

8 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

592020

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

20 A

End Cap

Nickel

592

20EV080.ZXBDM

Littelfuse

Electric Fuse

Inline/Holder

500 V

80 A

Tab/Blade

17.836 kJ

-40 °C (-40 °F)

20 kA

0.787 in (20 mm)

50 ms

1.654 in (42 mm)

125 °C (257 °F)

NLS500

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

500 A

Tab/Blade

50 kA

Rated Breaking Capacity at 500 VDC; 50000

3.094 in (78.6 mm)

3.094 x 8.87 in (78.6 x 225.3 mm)

8.87 in (225.3 mm)

CSA; UL

LA50QS90-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

90 A

Tab/Blade

3.6 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1 in (25.4 mm)

500 V

1 x 2.13 in (25.4 x 54.1 mm)

2.13 in (54.1 mm)

CSA; UL

Fast

CCMR020.HXP

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 A

End Cap

918 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

600 V

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

LA50QS450-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

450 A

Tab/Blade

130 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

2 in (50.8 mm)

500 V

2 x 2.22 in (50.8 x 56.4 mm)

2.22 in (56.4 mm)

CSA; UL

Fast

NLS250

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

250 A

Tab/Blade

50 kA

Rated Breaking Capacity at 500 VDC; 50000

2.594 in (65.9 mm)

2.594 x 7.878 in (65.9 x 200.1 mm)

7.878 in (200.1 mm)

CSA; UL

PSR033FS1600H

Littelfuse

Electric Fuse

Inline/Holder

650 V

500 V

1.6 kA

Threaded

779.948 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

F60C500V15A

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

15 A

End Cap

Nickel

200 kA

Rated Breaking Capacity at 500 VDC: 150000 A

0.406 in (10.31 mm)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

MIL-PRF-15160/60

DZ33T63

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

63 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

1.063 in (27 mm)

Indicator

1.063 x 1.969 in (27 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Time Lag

CCMR17.5T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

17.5 A

End Cap

200 kA

CCMR

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

0.406 in (10.3 mm)

0.406 x 1.5 in (10.3 x 38.1 mm)

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

PSR033US1500X

Littelfuse

Electric Fuse

Inline/Holder

650 V

500 V

1.5 kA

Tab/Blade

674.538 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 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

PSR033FS1800H

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

2.008 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

0KLK002.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

2 A

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

600 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0KLK.300T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

300 mA

End Cap

100 kA

Rated Breaking Capacity at 500 VDC: 50000 A

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

0505030.MX52LEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

30 A

Pin Wire

280 J

-55 °C (-67 °F)

Tin

30 kA

10 s

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

0.275 in (6.985 mm)

e3

500 V

3AB

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

592.375

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

375 mA

End Cap

Nickel

592

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.