2.25 kA Fuses 9

Reset All
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

W301089

Mersen S A

Electric Fuse

Panel Mount

500 V

2.25 kA

Threaded

1.25 MJ

200 kA

Bulk

1.992 in (50.6 mm)

2.874 in (73 mm)

33

Indicator

3.091 in (78.5 mm)

CCC; CE; CSA; EAC; IEC; UL; VDE

Ultra Fast

LA055URD33TTI2250

Littelfuse

Electric Fuse

Inline/Holder

550 V

2.25 kA

End Cap

1.25 kJ

200 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 1.929 in (74.5 x 74.5 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

LA050URD33LI2250

Littelfuse

Electric Fuse

Inline/Holder

550 V

2.25 kA

Tab/Blade

1.25 kJ

200 kA

LA

2.933 in (74.5 mm)

1.874 in (47.6 mm)

Indicator

2.933 x 1.874 x 2.933 in (74.5 x 47.6 x 74.5 mm)

2.933 in (74.5 mm)

UL

Very Fast

PSR033US2250X

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Tab/Blade

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

PSR033UL2250X

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Tab/Blade

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

PSR033FS2250Z

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Threaded

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

PSR033FL2250Z

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Threaded

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

PSR033DS2250X

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Tab/Blade

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

PSR033DL2250X

Littelfuse

Electric Fuse

Inline/Holder

550 V

450 V

2.25 kA

Tab/Blade

1.236 MJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 450 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

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.