30 A Fuses 661

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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

KLH30

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

30 A

End Cap

200 kA

KLH

Rated Breaking Capacity at 450 VDC: 20000 A

0.563 in (14.3 mm)

0.563 x 2 in (14.3 x 50.8 mm)

2 in (50.8 mm)

CSA; UL

Fast

0326030.VXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

30 A

End Cap

-55 °C (-67 °F)

Nickel

4 h

1690

0.25 in (6.35 mm)

250 V

3AB

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE, CSA, PSE, UL

125 °C (257 °F)

Time Lag

0275030.VXT1L

Littelfuse

Electric Fuse

30 A

-55 °C (-67 °F)

Tin

300 A

4 h

355

0.133 in (3.38 mm)

e3

32 V

Pico

0.133 x 0.31 in (3.38 x 7.87 mm)

0.31 in (7.87 mm)

UL

125 °C (257 °F)

Very Fast

0318030VX

Littelfuse

Electric Fuse

Through Hole Mount

32 V

30 A

Pin Wire

3.717 kJ

-55 °C (-67 °F)

Tin

300 A

318

Bulk

0.275 in (6.99 mm)

e3

0.275 x 1.288 in (6.99 x 32.72 mm)

1.288 in (32.72 mm)

CE; UL

125 °C (257 °F)

Fast

0309624M

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

30 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

7AG

0.875 in (22.22 mm)

Normal

SPF030

Littelfuse

Electric Fuse

Inline/Holder

1 KV

30 A

End Cap

2.209 kJ

20 kA

40 m

0.406 in (10.31 mm)

Midget

1.5 in (38.1 mm)

CE; IEC; UL

0309623H

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

30 A

End Cap

Bulk

0.25 in (6.35 mm)

32 V

3AG

1.25 in (31.75 mm)

Normal

30E-1C-25.8S

Littelfuse

Electric Fuse

Inline/Holder

25.8 KV

30 A

End Cap

40 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 24.625 in (76.2 x 625.48 mm)

24.625 in (625.48 mm)

Medium

0275030.VRT1L

Littelfuse

Electric Fuse

Through Hole Mount

32 V

32 V

30 A

Wire

355 J

-60 °C (-76 °F)

Tin

100 A

10 s

Rated Breaking Capacity at 32 VDC: 300 A

355

Tape And Reel

0.133 in (3.38 mm)

e3

32 V

Pico

0.133 x 0.31 in (3.38 x 7.87 mm)

0.31 in (7.87 mm)

CUL; UL

125 °C (257 °F)

Very Fast

0312030HX

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

End Cap

3.717 kJ

-55 °C (-67 °F)

Tin

300 A

312

Bulk

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

125 °C (257 °F)

Fast

0315030.MXP

Littelfuse

Electric Fuse

Through Hole Mount

32 V

30 A

Pin Wire

26.9 kJ

-60 °C (-76 °F)

Matte Tin

300 A

5 s

Bulk

0.275 in (6.99 mm)

e3

3AG

1.273 x 0.275 in (32.34 x 6.98 mm)

1.288 in (32.72 mm)

UL

125 °C (257 °F)

Time Lag

156.5610.5302

Littelfuse

Electric Fuse

Inline/Holder

36 V

30 A

Tab/Blade

-40 °C (-40 °F)

625 A

1 m

Bulk

1.614 in (41 mm)

0.433 in (11 mm)

0.01 in (0.25 mm)

125 °C (257 °F)

166.7000.5306

Littelfuse

Electric Fuse

Inline/Holder

80 V

30 A

Tab/Blade

1.5 kJ

Tin

1 kA

20 ms

Pre Arcing Time: Open within 0.02 s at 600% Rated Current

0.748 in (19 mm)

0.197 in (5 mm)

ATO

e3

80 V

0.748 x 0.197 x 0.52 in (19 x 5 x 13.2 mm)

0.52 in (13.2 mm)

UL

0257030PXPV

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

Tab/Blade

1.51 kJ

-40 °C (-40 °F)

Tin

1 kA

0257

Rated Breaking Capacity at 32 VDC: 1000 A

Bulk

0.75 in (19.05 mm)

0.2 in (5.08 mm)

e3

0.75 x 0.2 x 0.48 in (19.05 x 5.08 x 12.19 mm)

0.48 in (12.19 mm)

UL

105 °C (221 °F)

KLK030

Littelfuse

Electric Fuse

Inline/Holder

600 V

500 V

30 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

0295030.U

Littelfuse

Electric Fuse

30 A

-40 °C (-40 °F)

0.898 in (22.8 mm)

0.638 in (16.2 mm)

32 V

0.898 x 0.638 x 0.846 in (22.8 x 16.2 x 21.5 mm)

0.846 in (21.5 mm)

125 °C (257 °F)

KLNR030

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

30 A

End Cap

200 kA

KLNR

Rated Breaking Capacity at 125 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CSA; UL

Fast

0495030.T

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

1.48 kJ

-40 °C (-40 °F)

1 kA

0495

Bulk

0.555 in (14.1 mm)

0.472 in (12 mm)

0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

Time Delay

0895030TXN

Littelfuse

Electric Fuse

Inline/Holder

58 V

30 A

Tab/Blade

-40 °C (-40 °F)

1 kA

Bulk

0.571 in (14.5 mm)

0.472 in (12 mm)

0.571 x 0.472 x 0.63 in (14.5 x 12 x 16 mm)

0.63 in (16 mm)

125 °C (257 °F)

313030M

Littelfuse

Electric Fuse

30 A

Pin Wire

-55 °C (-67 °F)

300 A

4 h

26900

1.25 in (31.75 mm)

Supplemental

32 V

1.2 mΩ

3AG

1.25 in (31.75 mm)

UL

125 °C (257 °F)

Time Lag

L50S030

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 450 VDC: 20000 A

0.563 in (14.3 mm)

2 in (50.8 mm)

CE; CSA; UL

Very Fast

0695030.PXP

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

Tab/Blade

1 kJ

-40 °C (-40 °F)

1 kA

40 ms

Bulk

0.421 in (10.7 mm)

0.244 in (6.2 mm)

0.421 x 0.244 x 0.689 in (10.7 x 6.2 x 17.5 mm)

0.689 in (17.5 mm)

125 °C (257 °F)

JLLN030

Littelfuse

Electric Fuse

Inline/Holder

300 V

160 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 160 VDC: 50000 A

0.406 in (10.3 mm)

0.406 x 0.874 in (10.3 x 22.2 mm)

0.874 in (22.2 mm)

CE; CSA; CUL; UL

Fast

326030

Littelfuse

Electric Fuse

Inline/Holder

250 V

30 A

End Cap

1.69 kJ

0.25 in (6.35 mm)

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA

Slow

30E-1C-15.5L

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

30 A

End Cap

60 kA

30E-1C-15.5

3 in (76.2 mm)

3 x 18.874 in (76.2 x 479.4 mm)

18.874 in (479.4 mm)

0495030U

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

1.48 kJ

-40 °C (-40 °F)

1 kA

0495

Bulk

0.555 in (14.1 mm)

0.472 in (12 mm)

0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

Time Delay

0312030.P

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

End Cap

3.717 kJ

-55 °C (-67 °F)

Tin

300 A

312

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CSA; UL

125 °C (257 °F)

Fast

0327030.YX2T

Littelfuse

Electric Fuse

Inline/Holder

32 V

30 A

Tab/Blade

1 kJ

-40 °C (-40 °F)

Tin

1 kA

20 ms

Bulk

0.358 in (9.1 mm)

0.15 in (3.8 mm)

e3

32 V

Micro

0.602 in (15.3 mm)

125 °C (257 °F)

0315030.MXBP

Littelfuse

Electric Fuse

Through Hole Mount

32 V

30 A

Pin Wire

26.9 kJ

-55 °C (-67 °F)

300 A

5 s

Bulk

0.275 in (6.985 mm)

3AG

1.275 in (32.39 mm)

UL

125 °C (257 °F)

Slow

IDSR030.T

Littelfuse

Electric Fuse

Inline/Holder

600 V

600 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 600 VDC: 20000 A

Bulk

0.815 in (20.7 mm)

5 in (127 mm)

CSA; UL

Time Delay

SPXV030.L

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

30 A

End Cap

3.77 kJ

50 kA

Bulk

0.54 in (13.72 mm)

GPV

1.5 KV

240 s

0.409 x 3.358 in (10.4 x 85.3 mm)

3.333 in (84.65 mm)

CUL

Fast

8NLE30E

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

30 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 17.87 in (76.2 x 453.89 mm)

17.875 in (454.03 mm)

Medium

SFE30

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

30 A

End Cap

TLS-LB030

Littelfuse

Electric Fuse

Inline/Holder

170 V

30 A

Tab/Blade

Silver

Rated Breaking Capacity at 170 VDC: 100000

0.563 in (14.3 mm)

e4

0.563 x 1.367 in (14.3 x 34.72 mm)

1.367 in (34.72 mm)

UL

30E-1CL-8.25

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

30 A

Tab/Blade

80 kA

4.75 in (120.65 mm)

4.75 x 16.131 in (120.65 x 409.72 mm)

16.131 in (409.72 mm)

Medium

FLQ030.T

Littelfuse

Electric Fuse

30 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

Time Lag

LDN30ES

Littelfuse

Electric Fuse

Inline/Holder

15.5 KV

30 A

End Cap

80 kA

LDN

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 18.875 in (76.2 x 479.43 mm)

18.875 in (479.43 mm)

Medium

0HEV030.ZXBD

Littelfuse

Electric Fuse

Inline/Holder

450 V

30 A

Tab/Blade

993 J

-40 °C (-40 °F)

10 kA

50 ms

0.406 in (10.3 mm)

450 V

1.531 in (38.9 mm)

CSA; UL

125 °C (257 °F)

LLSRK030

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 A

End Cap

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

0.811 in (20.6 mm)

0.811 x 5 in (20.6 x 127 mm)

5 in (127 mm)

CSA; UL

Time Delay

LDZ30ES

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

30 A

End Cap

80 kA

LDZ

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 15.875 in (76.2 x 403.23 mm)

15.875 in (403.23 mm)

Medium

0388030.MXP

Littelfuse

Electric Fuse

Inline/Holder

250 V

30 A

End Cap

-55 °C (-67 °F)

Tin

100 A

Bulk

0.25 in (6.35 mm)

e3

0.25 x 1.25 in (6.35 x 31.75 mm)

1.25 in (31.75 mm)

CE; KTL; PSE

125 °C (257 °F)

LVSP30-2

Littelfuse

Electric Fuse

Inline/Holder

600 V

30 A

End Cap

11.95 kJ

200 kA

0.812 in (20.62 mm)

2.25 in (57.15 mm)

UL

0995030Z

Littelfuse

Electric Fuse

Inline/Holder

58 V

30 A

1.48 kJ

-40 °C (-40 °F)

1 kA

Bulk

0.555 in (14.1 mm)

0.472 in (12 mm)

0.555 x 0.472 x 1.063 in (14.1 x 12 x 27 mm)

1.063 in (27 mm)

125 °C (257 °F)

0275030.MRL

Littelfuse

Electric Fuse

30 A

-55 °C (-67 °F)

Tin

300 A

4 h

355

Tape And Reel

0.133 in (3.38 mm)

e3

32 V

Pico

0.133 x 0.31 in (3.38 x 7.87 mm)

0.31 in (7.87 mm)

UL

125 °C (257 °F)

Very Fast

0504030.MXEP

Littelfuse

Electric Fuse

Through Hole Mount

500 V

420 V

30 A

Pin Wire

2.6 kJ

-60 °C (-76 °F)

200 A

Bulk

0.275 in (6.985 mm)

420 V

120 s

3AG

0.275 x 1.288 in (6.985 x 32.72 mm)

1.288 in (32.72 mm)

CE; CU; CUL

125 °C (257 °F)

30E1C38.0

Littelfuse

Electric Fuse

Inline/Holder

38 KV

30 A

End Cap

20 kA

5 m

3 in (76.2 mm)

Striker

3 x 30.625 in (76.2 x 777.88 mm)

30.875 in (784.23 mm)

Medium

KLDR030

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

30 A

End Cap

299.6 J

200 kA

12 s

Rated Breaking Capacity at 300 VDC: 20000 A

0.406 in (10.3 mm)

600 V

1.5 in (38.1 mm)

CE; CSA; UL

Time Delay

142.7020.5302

Littelfuse

Electric Fuse

30 A

-40 °C (-40 °F)

Tin

1 kA

5100

0.63 in (16 mm)

0.472 in (12 mm)

e3

58 V

0.63 x 0.472 x 0.315 in (16 x 12 x 8 mm)

0.315 in (8 mm)

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.