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

JTD350ID

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)

Indicator

2.126 x 3.374 in (54 x 85.7 mm)

3.374 in (85.7 mm)

CSA; UL

Time Delay

592008

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

8 A

End Cap

Nickel

592

LA50QS700-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

700 A

Tab/Blade

270 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

2.5 in (63.5 mm)

500 V

2.5 x 2.22 in (63.5 x 56.4 mm)

2.22 in (56.4 mm)

CSA; UL

Fast

592010

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

10 A

End Cap

Nickel

592

CCMR025.H

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

25 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

DZ16F10

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

10 A

End Cap

80 kA

DZ

Rated Breaking Capacity at 500 VDC: 80000 A

0.52 in (13.2 mm)

Indicator

0.52 x 1.969 in (13.2 x 50 mm)

1.969 in (50 mm)

DIN; IEC; VDE

Fast

20EV125.ZXBDM

Littelfuse

Electric Fuse

Inline/Holder

500 V

125 A

Tab/Blade

33.856 kJ

-40 °C (-40 °F)

20 kA

0.787 in (20 mm)

50 ms

1.654 in (42 mm)

125 °C (257 °F)

LA50QS300-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

300 A

Tab/Blade

55 J

200 kA

Rated Breaking Capacity at 500 VDC: 100000 A

1.5 in (38.1 mm)

500 V

1.5 x 2.091 in (38.1 x 53.1 mm)

2.091 in (53.1 mm)

CSA; UL

Fast

L50QS325.V

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

325 A

Tab/Blade

13.183 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 50000 A

Bulk

1.5 in (38.1 mm)

10 ms

2.093 in (53.16 mm)

CE; CUL; UL

125 °C (257 °F)

Very Fast

L50QS035.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

35 A

Tab/Blade

111 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

PSR033UL1250X

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 V

1.25 kA

Tab/Blade

476.902 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

NLS010

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

10 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

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

0505016.MX52LEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

500 V

16 A

Pin Wire

68 J

-55 °C (-67 °F)

Tin

50 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)

CE; CUL; TUV; UL

125 °C (257 °F)

Fast

JTD110

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

110 A

Tab/Blade

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

1.5 in (38.1 mm)

3 in (76.2 mm)

CSA; UL

Time Delay

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

L50QS225.V

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

225 A

Tab/Blade

5.379 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 50000 A

Bulk

1.5 in (38.1 mm)

10 ms

2.093 in (53.16 mm)

CE; CUL; UL

125 °C (257 °F)

Very Fast

KLK010

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

10 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

0JTD600.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

600 A

Tab/Blade

1.97 MJ

200 kA

Rated Breaking Capacity at 500 VDC: 20000 A

Bulk

2.5 in (63.5 mm)

600 V

3.752 in (95.3 mm)

CSA; UL

Time Delay

088501.6DR

Littelfuse

Electric Fuse

Surface Mount

350 V

500 V

1.6 A

Wraparound

2.3 J

-40 °C (-40 °F)

Tin

100 A

1 s

Tape And Reel

0.428 in (10.86 mm)

0.188 in (4.78 mm)

e3

Nano

0.428 x 0.188 x 0.188 in (10.86 x 4.78 x 4.78 mm)

0.188 in (4.78 mm)

CUL; TUV; UL

105 °C (221 °F)

PSR033US1400X

Littelfuse

Electric Fuse

Inline/Holder

700 V

500 V

1.4 kA

Tab/Blade

583.552 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

PSR033UL1800X

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

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

LA50QS500-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

500 A

Tab/Blade

160 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

592002

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

2 A

End Cap

Nickel

592

KLK.125

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

125 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)

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Fast

JTD250

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

250 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

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

088502.5DR

Littelfuse

Electric Fuse

Surface Mount

350 V

500 V

2.5 A

Wraparound

6.9 J

-40 °C (-40 °F)

Tin

100 A

1 s

Tape And Reel

0.428 in (10.86 mm)

0.188 in (4.78 mm)

e3

Nano

0.428 x 0.188 x 0.188 in (10.86 x 4.78 x 4.78 mm)

0.188 in (4.78 mm)

CUL; TUV; UL

105 °C (221 °F)

L50QS275.V

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

275 A

Tab/Blade

9.655 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 500 VDC: 50000 A

Bulk

1.5 in (38.1 mm)

10 ms

2.093 in (53.16 mm)

CE; CUL; UL

125 °C (257 °F)

Very Fast

CCMR020.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

20 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

592015

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

15 A

End Cap

Nickel

592

59201.5S

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

1.5 A

End Cap

Silver

592

e4

CCMR6

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

6 A

End Cap

200 kA

Interrupting Current Max(DC): 20000 A

0.406 in (10.3 mm)

CC

600 V

1.5 in (38.1 mm)

CSA, UL

Fast

DZ27T20

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

20 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

F60C500V20A

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

20 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

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.