350 A Fuses 229

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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

0JLS350.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

350 A

Tab/Blade

200 kA

Bulk

2 in (50.8 mm)

J

600 V

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; CSA; QPL; UL

Fast

350E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

350 A

End Cap

80 kA

350E-2C-2.75

6.378 in (162 mm)

6.378 x 10.874 in (162 x 276.2 mm)

10.874 in (276.2 mm)

FLNR350ID

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.094 in (53.2 mm)

Indicator

2.094 x 8.626 in (53.2 x 219.1 mm)

8.626 in (219.1 mm)

CSA; QPL; UL

Time Delay

0898350.U-2M6

Littelfuse

Electric Fuse

Inline/Holder

70 V

350 A

Tab/Blade

495 kJ

-40 °C (-40 °F)

2.5 kA

100 ms

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

PSX1XLDB0350X

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

350 A

Tab/Blade

86.623 kJ

-55 °C (-67 °F)

250 kA

Bulk

4.988 in (126.7 mm)

2.028 in (51.5 mm)

Indicator

2.028 in (51.5 mm)

CUL; UL

125 °C (257 °F)

Fast

LA100P350-4TI

Littelfuse

Electric Fuse

Inline/Holder

1 KV

750 V

350 A

Tab/Blade

220 J

100 kA

Rated Breaking Capacity at 750 VDC: 100000 A

2 in (50.8 mm)

Indicator

2 x 3.469 in (50.8 x 88.1 mm)

3.469 in (88.1 mm)

UL

Very Fast

RLN350

Littelfuse

Electric Fuse

Inline/Holder

250 V

350 A

Tab/Blade

10 kA

2.094 in (53.2 mm)

8.626 in (219.1 mm)

CE; CSA; UL

SPFR350

Littelfuse

Electric Fuse

Inline/Holder

1 KV

350 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

2.594 x 7.478 in (65.9 x 189.94 mm)

7.478 in (189.94 mm)

UL

Fast

350E3C8.25

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

350 A

End Cap

80 kA

10 m

9.752 in (247.7 mm)

Striker

9.75 x 15.875 in (247.65 x 403.23 mm)

15.874 in (403.2 mm)

Medium

LA120URD70LI0350

Littelfuse

Electric Fuse

Inline/Holder

1.2 KV

350 A

Tab/Blade

28 J

100 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 2.854 in (40 x 40 x 72.5 mm)

2.854 in (72.5 mm)

UL

Very Fast

LCU350ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

350 A

End Cap

80 kA

LCU

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 17.875 in (162.05 x 454.03 mm)

17.875 in (454.03 mm)

Medium

FLNR350

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

Bulk

2 in (50.8 mm)

8.626 in (219.1 mm)

CSA; UL

Time Delay

JLLS350

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.594 in (40.5 mm)

1.594 x 1.72 in (40.5 x 43.7 mm)

1.72 in (43.7 mm)

CSA; UL

Fast

LLSRK3.50ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

2.594 x 11.626 in (65.9 x 295.3 mm)

11.626 in (295.3 mm)

CSA; UL

Time Delay

350E-2C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

350 A

End Cap

80 kA

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 15.875 in (162.05 x 403.23 mm)

15.875 in (403.23 mm)

Medium

LA30QS350-4

Littelfuse

Electric Fuse

Inline/Holder

300 V

300 V

350 A

Tab/Blade

62 J

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

1.5 in (38.1 mm)

1.5 x 1.579 in (38.1 x 40.1 mm)

1.579 in (40.1 mm)

UL

Very Fast

PSR072FL0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

18.727 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

350E-2CL-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

350 A

Tab/Blade

80 kA

7.94 in (201.68 mm)

7.94 x 16.13 in (201.68 x 409.7 mm)

16.13 in (409.7 mm)

Medium

CNN350

Littelfuse

Electric Fuse

Inline/Holder

125 V

48 V

350 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

2.43 in (61.72 mm)

UL

Very Fast

PSR031FL0350Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

350 A

Threaded

9.523 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

2.028 in (51.5 mm)

1.969 in (50 mm)

Indicator

3.402 in (86.4 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

L17T350

Littelfuse

Electric Fuse

Inline/Holder

170 V

350 A

Tab/Blade

100 kA

Bulk

1.5 in (38.1 mm)

1.5 x 1.252 in (38.1 x 31.8 mm)

1.252 in (31.8 mm)

CSA; UL

NLN350

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

350 A

Tab/Blade

50 kA

Rated Breaking Capacity at 250 VDC; 50000

2.094 in (53.2 mm)

2.094 x 4.878 in (53.2 x 123.9 mm)

4.878 in (123.9 mm)

CSA; UL

SPFR350.X

Littelfuse

Electric Fuse

Inline/Holder

1 KV

350 A

Tab/Blade

10 kA

2.594 in (65.9 mm)

7.478 in (189.94 mm)

UL

Fast

L15S350

Littelfuse

Electric Fuse

Inline/Holder

150 V

100 V

350 A

Tab/Blade

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 100 VDC: 20000 A

1 in (25.4 mm)

1 x 1.157 in (25.4 x 29.4 mm)

1.157 in (29.4 mm)

CSA; UL

125 °C (257 °F)

Very Fast

KLPC0350

Littelfuse

Electric Fuse

Inline/Holder

600 V

480 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 480 VDC: 20000 A

2.5 in (63.5 mm)

2.5 x 3.752 in (63.5 x 95.3 mm)

3.752 in (95.3 mm)

CSA; UL

Time Delay

CNL350

Littelfuse

Electric Fuse

Inline/Holder

32 V

32 V

350 A

Tab/Blade

2.5 kA

3.181 in (80.8 mm)

2.43 in (61.72 mm)

UL

Fast

3298350.ZXM10

Littelfuse

Electric Fuse

Panel Mount

32 V

350 A

Wraparound

583.9 kJ

-40 °C (-40 °F)

2 kA

100 ms

1.232 in (31.3 mm)

0.984 in (25 mm)

0.63 in (16 mm)

125 °C (257 °F)

Time Delay

0898350.U-1M6

Littelfuse

Electric Fuse

Inline/Holder

70 V

350 A

Tab/Blade

495 kJ

-40 °C (-40 °F)

2.5 kA

100 ms

1.15 in (29.2 mm)

0.748 in (19 mm)

Mega

0.39 in (9.9 mm)

125 °C (257 °F)

Time Delay

LA070URD30LI0350

Littelfuse

Electric Fuse

Inline/Holder

700 V

350 A

Tab/Blade

15.5 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.874 in (40 x 40 x 47.6 mm)

1.874 in (47.6 mm)

UL

Very Fast

PSR073FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

13.586 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.894 in (73.5 mm)

Indicator

4.268 in (108.4 mm)

CUL; UL

125 °C (257 °F)

Fast

PSR072FS0350Z

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

1 KV

350 A

Threaded

18.727 kJ

-55 °C (-67 °F)

100 kA

Rated Breaking Capacity at 1000 VDC: 150000 A

Bulk

2.953 in (75 mm)

2.362 in (60 mm)

Indicator

3.736 in (94.9 mm)

CUL; UL

125 °C (257 °F)

Fast

L25S350

Littelfuse

Electric Fuse

Inline/Holder

250 V

250 V

350 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

L70S350

Littelfuse

Electric Fuse

Inline/Holder

700 V

650 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 650 VDC: 20000 A

2 in (50.8 mm)

2 x 2.843 in (50.8 x 72.2 mm)

2.843 in (72.2 mm)

CE; CSA; UL

Very Fast

L60S350.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

350 A

Tab/Blade

-55 °C (-67 °F)

200 kA

Box

1.579 in (40.1 mm)

2.906 in (73.8 mm)

CSA; UL

125 °C (257 °F)

Very Fast

FLSR350ID

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

2.594 in (65.9 mm)

Indicator

2.594 x 11.626 in (65.9 x 295.3 mm)

11.626 in (295.3 mm)

CSA; QPL; UL

Time Delay

581350

Littelfuse

Electric Fuse

Inline/Holder

48 V

48 V

350 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

LDZ350ZS

Littelfuse

Electric Fuse

Inline/Holder

8.25 KV

350 A

End Cap

80 kA

LDZ

Hermitically Sealed Part Number

9.75 in (247.65 mm)

9.75 x 15.875 in (247.65 x 403.23 mm)

15.875 in (403.23 mm)

Medium

3298350.ZXSTA

Littelfuse

Electric Fuse

Surface Mount

32 V

350 A

Wraparound

570 kJ

-40 °C (-40 °F)

2 kA

100 ms

1.181 in (30 mm)

1.047 in (26.6 mm)

Mega

0.63 in (16 mm)

125 °C (257 °F)

350E-2C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

350 A

End Cap

80 kA

350E-2C-5.5

16.378 in (416 mm)

16.378 x 15.874 in (416 x 403.2 mm)

15.874 in (403.2 mm)

LA070URD30TTI0350

Littelfuse

Electric Fuse

Inline/Holder

700 V

350 A

End Cap

15.5 J

200 kA

1.575 in (40 mm)

1.575 in (40 mm)

Indicator

1.575 x 1.575 x 1.929 in (40 x 40 x 49 mm)

1.929 in (49 mm)

UL

Very Fast

KLH350

Littelfuse

Electric Fuse

Inline/Holder

500 V

450 V

350 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

SPNH350.X3LDE

Littelfuse

Electric Fuse

Inline/Holder

1.5 KV

350 A

Tab/Blade

75 kJ

50 kA

Bulk

5.165 in (131.2 mm)

2.874 in (73 mm)

GPV

1.5 KV

NH

2.874 in (73 mm)

UL

JLLS350.X

Littelfuse

Electric Fuse

Inline/Holder

600 V

300 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 300 VDC: 20000 A

Bulk

1.594 in (40.5 mm)

600 V

1.713 in (43.5 mm)

CE; CSA; UL

Fast

LLNRK3.50

Littelfuse

Electric Fuse

Inline/Holder

250 V

125 V

350 A

Tab/Blade

200 kA

Rated Breaking Capacity at 125 VDC: 20000 A

2.094 in (53.2 mm)

2.094 x 8.626 in (53.2 x 219.1 mm)

8.626 in (219.1 mm)

CSA; UL

Time Delay

SPFJ350

Littelfuse

Electric Fuse

Inline/Holder

600 V

1 KV

350 A

Tab/Blade

232 kJ

200 kA

12 m

Rated Breaking Capacity at 1000 VDC: 20000 A

2 in (50.8 mm)

Midget

2 x 3.374 in (50.8 x 85.7 mm)

3.374 in (85.7 mm)

CE; IEC; UL; VDE

PSR030FL0350Z

Littelfuse

Electric Fuse

Inline/Holder

700 V

600 V

350 A

Threaded

12.007 kJ

-55 °C (-67 °F)

200 kA

Rated Breaking Capacity at 600 VDC: 150000 A

Bulk

1.969 in (50 mm)

1.693 in (43 mm)

Indicator

3.067 in (77.9 mm)

CCC; CUL; UL

125 °C (257 °F)

Fast

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

LA130URD73LI0350

Littelfuse

Electric Fuse

Inline/Holder

1.3 KV

350 A

Tab/Blade

17 J

100 kA

2.933 in (74.5 mm)

2.933 in (74.5 mm)

Indicator

2.933 x 2.933 x 2.854 in (74.5 x 74.5 x 72.5 mm)

2.854 in (72.5 mm)

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.