500 V Fuses 931

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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

LA50QS350-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

350 A

Tab/Blade

88 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

59201.5

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

1.5 A

End Cap

Nickel

592

7945807768

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

12 A

Tab/Blade

-55 °C (-67 °F)

10 kA

Rated Breaking Capacity at 300 VDC: 10000 A

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE, UL

125 °C (257 °F)

Time Delay

FLQ012R

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

12 A

End Cap

10 kA

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

592030S

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

30 A

End Cap

Silver

592

e4

NH00CM16

Littelfuse

Electric Fuse

Inline/Holder

500 V

440 V

16 A

Tab/Blade

120 kA

Rated Breaking Capacity at 440 VDC: 25000 A

2.02 in (51.3 mm)

0.787 in (20 mm)

Indicator

2.02 x 0.787 x 2.126 in (51.3 x 20 x 54 mm)

2.126 in (54 mm)

VDE

L50S100

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

100 A

Tab/Blade

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

1 in (25.4 mm)

1 x 2.126 in (25.4 x 54 mm)

2.126 in (54 mm)

CSA; UL

Fast

LA50QS225-4

Littelfuse

Electric Fuse

Inline/Holder

500 V

500 V

225 A

Tab/Blade

25 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

0504020.MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

420 V

20 A

End Cap

760 J

-60 °C (-76 °F)

200 A

Bulk

0.25 in (6.35 mm)

120 s

3AG

0.049 in (1.25 mm)

CE; CU; CUL

125 °C (257 °F)

L50S020.T

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

20 A

End Cap

48 J

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

Bulk

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

125 °C (257 °F)

Very Fast

051412.5MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

12.5 A

Pin Wire

114 J

-55 °C (-67 °F)

5 kA

2 m

Bulk

0.275 in (6.985 mm)

3AB

1.288 in (32.72 mm)

125 °C (257 °F)

Fast

0FLQ01.6HXR

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

1.6 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CSA; UL

Time Delay

FLQ.300T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

300 mA

End Cap

-55 °C (-67 °F)

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA, UL

125 °C (257 °F)

Time Lag

FLQ.600T

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

600 mA

End Cap

-55 °C (-67 °F)

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA, UL

125 °C (257 °F)

Time Lag

FLQ3

Littelfuse

Electric Fuse

Inline/Holder

500 V

3 A

End Cap

10 kA

0.406 in (10.31 mm)

500 V

Midget

0.406 x 1.5 in (10.31 x 38.1 mm)

1.5 in (38.1 mm)

CSA; UL

Slow

7945894975

Littelfuse

Electric Fuse

Inline/Holder

500 V

300 V

25 A

Tab/Blade

-55 °C (-67 °F)

10 kA

Rated Breaking Capacity at 300 VDC: 10000 A

Bulk

0.406 in (10.31 mm)

0.394 x 1.496 in (10 x 38 mm)

1.5 in (38.1 mm)

CE, UL

125 °C (257 °F)

Time Delay

097706.3MXP

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

6.3 A

End Cap

188 J

-55 °C (-67 °F)

100 A

Rated Breaking Capacity at 450 VDC: 200 A, Pre-Arcing Time: Open within 10 ms at 1000% Rated Current

188

Bulk

0.205 in (5.2 mm)

500 V

0.197 x 0.787 in (5 x 20 mm)

0.205 x 0.787 in (5.2 x 20 mm)

0.787 in (20 mm)

CE; PSE; SEMKO

125 °C (257 °F)

Time Lag

LA50P12004

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

1.2 kA

200 kA

LA50P

Rated Breaking Capacity at 450 VDC: 20000 A

CSA; UL

Fast

L50S450

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

450 A

Tab/Blade

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

2 in (50.8 mm)

2 x 2.22 in (50.8 x 56.4 mm)

2.22 in (56.4 mm)

CE; CSA; UL

Very 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.