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Part# Info Electrical Specifications Physical Dimensions Fuse Characteristics Operational Environment Design and Compliance Mounting and Packing
Part RoHS Manufacturer Description Circuit Protection Type Rated Current Rated Breaking Capacity Rated AC Voltage Rated DC Voltage Rated Voltage Minimum Pre Arcing Time Pre Arcing Rating (A2/s) Resistance Body Diameter Body Height Body Width Dimensions Blow Characteristic Fuse Size/Group Trip Time/Delay Fuse Class Built-in Features Additional Features Nominal Joule Integral Minimum Operating Temperature Maximum Operating Temperature Reference Standard JESD-609 Code Manufacturer Series Terminal Shape Terminal Finish Mounting Feature Packing Method
LA055URD33TTI2250 by Littelfuse

LA055URD33TTI2250

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated Current: 2250 A; Terminal Shape: END CAP; Dimensions: 74.5mm x 74.5mm x 49mm;

Electric Fuse

2.25 kA

200 kA

550 V

2.933 in (74.5 mm)

1.929 in (49 mm)

2.933 in (74.5 mm)

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

Very Fast

Indicator

1.25 kJ

UL

End Cap

Inline/Holder

PSR033UL2250X by Littelfuse

PSR033UL2250X

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: TAB/BLADE;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

1.976 in (50.2 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Tab/Blade

Inline/Holder

Bulk

PSR033US2250X by Littelfuse

PSR033US2250X

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: TAB/BLADE;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

1.976 in (50.2 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Tab/Blade

Inline/Holder

Bulk

PSR033FL2250Z by Littelfuse

PSR033FL2250Z

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: THREADED;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

2.008 in (51 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Threaded

Inline/Holder

Bulk

PSR033FS2250Z by Littelfuse

PSR033FS2250Z

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: THREADED;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

2.008 in (51 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Threaded

Inline/Holder

Bulk

PSR033DL2250X by Littelfuse

PSR033DL2250X

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: TAB/BLADE;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

1.976 in (50.2 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Tab/Blade

Inline/Holder

Bulk

PSR033DS2250X by Littelfuse

PSR033DS2250X

Littelfuse

ELECTRIC FUSE; Mounting Feature: INLINE/HOLDER; Rated AC Voltage: 550 V; Rated DC Voltage: 450 V; Rated Current: 2250 A; Terminal Shape: TAB/BLADE;

Electric Fuse

2.25 kA

200 kA

550 V

450 V

2.894 in (73.5 mm)

4.268 in (108.4 mm)

1.976 in (50.2 mm)

Fast

Indicator

Rated Breaking Capacity at 450 VDC: 150000 A

1.236 MJ

-55 °C (-67 °F)

125 °C (257 °F)

CUL; UL

Tab/Blade

Inline/Holder

Bulk