275 A Fuses 19

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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

EVK40-275

Eaton Corporation

Electric Fuse

Inline/Holder

1 KV

275 A

Tab/Blade

11.796 kJ

-40 °C (-40 °F)

25 kA

Box

1.5 in (38.1 mm)

2.843 in (72.2 mm)

UL

125 °C (257 °F)

0CNN275E.V

Littelfuse

Electric Fuse

Inline/Holder

80 V

275 A

Tab/Blade

2.7 kA

3.181 in (80.8 mm)

80 V

3.18 in (80.77 mm)

CUL; UL

Very Fast

CNN275E

Littelfuse

Electric Fuse

Inline/Holder

125 V

80 V

275 A

Tab/Blade

2.7 kA

3.181 in (80.8 mm)

3.18 in (80.77 mm)

CUL; UL

Very Fast

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

KLH275

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

275 A

Tab/Blade

200 kA

KLH

Rated Breaking Capacity at 450 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 2.094 in (38.1 x 53.2 mm)

2.094 in (53.2 mm)

CSA; UL

Fast

0CNN275.V

Littelfuse

Electric Fuse

Inline/Holder

125 V

48 V

275 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

48 V

3.18 in (80.77 mm)

UL

Very Fast

KLB275

Littelfuse

Electric Fuse

Inline/Holder

250 V

200 V

275 A

Tab/Blade

200 kA

KLB

Rated Breaking Capacity at 200 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 1.594 in (38.1 x 40.5 mm)

1.594 in (40.5 mm)

CSA; UL

Fast

CNL275

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

275 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

2.43 in (61.72 mm)

UL

Fast

L25S275

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

275 A

Tab/Blade

200 kA

Rated Breaking Capacity at 250 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 1.594 in (38.1 x 40.5 mm)

1.594 in (40.5 mm)

CE; CSA; UL

Very Fast

157.5701.6271

Littelfuse

Electric Fuse

Inline/Holder

48 V

275 A

Tab/Blade

-40 °C (-40 °F)

1.65 kA

200 ms

Bulk

1.26 in (32 mm)

0.866 in (22 mm)

48 V

1.26 x 0.866 x 0.413 in (32 x 22 x 10.5 mm)

0.413 in (10.5 mm)

CUL; UL

125 °C (257 °F)

581275

Littelfuse

Electric Fuse

Inline/Holder

48 V

48 V

275 A

Tab/Blade

2.5 kA

1.535 in (39 mm)

1.195 in (30.35 mm)

1.535 x 1.195 x 0.683 in (39 x 30.35 x 17.35 mm)

0.683 in (17.35 mm)

UL

Fast

0581275

Littelfuse

Electric Fuse

Inline/Holder

48 V

48 V

275 A

Tab/Blade

2.5 kA

1.535 in (39 mm)

1.195 in (30.35 mm)

48 V

1.535 x 0.683 in (39 x 17.35 mm)

0.683 in (17.35 mm)

UL

Fast

L50S275

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

275 A

Tab/Blade

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 2.094 in (38.1 x 53.2 mm)

2.094 in (53.2 mm)

CE; CSA; UL

Very Fast

157.5917.6271

Littelfuse

Electric Fuse

Inline/Holder

80 V

275 A

Tab/Blade

Bulk

1.26 in (32 mm)

0.866 in (22 mm)

1.26 x 0.866 x 0.413 in (32 x 22 x 10.5 mm)

0.413 in (10.5 mm)

0298275.ZXEH-LT

Littelfuse

Electric Fuse

Inline/Holder

32 V

275 A

Tab/Blade

800 kJ

-40 °C (-40 °F)

2 kA

100 ms

800000

Bulk

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

1.15 x 0.75 x 0.39 in (29.2 x 19.05 x 9.9 mm)

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

157.5700.6271

Littelfuse

Electric Fuse

Inline/Holder

48 V

275 A

Tab/Blade

-40 °C (-40 °F)

1.65 kA

200 ms

Bulk

3.228 in (82 mm)

0.787 in (20 mm)

0.031 in (0.8 mm)

125 °C (257 °F)

0CNL275.V

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

275 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

UL

Fast

CNN275

Littelfuse

Electric Fuse

Inline/Holder

125 V

48 V

275 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

2.43 in (61.72 mm)

UL

Very Fast

157.5917.6281

Littelfuse

Electric Fuse

Inline/Holder

48 V

275 A

Tab/Blade

-40 °C (-40 °F)

1.65 kA

200 ms

Bulk

1.26 in (32 mm)

0.866 in (22 mm)

48 V

1.26 x 0.413 x 0.866 in (32 x 10.5 x 22 mm)

0.413 in (10.5 mm)

CUL; UL

125 °C (257 °F)

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.