5.5 KV Fuses 387

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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

550-30R-2C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

550 A

End Cap

2.4 kA

Part Number With Hookeye Attachment

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

5NLE-20ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

20 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

5NLE-125ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

125 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

150E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

80 kA

150E-1C-5.5

3 in (76.2 mm)

3 x 15.874 in (76.2 x 403.2 mm)

15.874 in (403.2 mm)

LCL12RS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

End Cap

1 kA

LCL

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

600-32R-2IB-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

600 A

Tab/Blade

2.65 kA

Rated Breaking Capacity=2650A-80000A

18 in (457.2 mm)

Indicator

18 x 18 in (457.2 x 457.2 mm)

18 in (457.2 mm)

Medium

70-2R-1C-5.5XS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

70 A

End Cap

170 A

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

130-4R-1B-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

130 A

Tab/Blade

340 A

Rated Breaking Capacity=340A-80000A

3 in (76.2 mm)

Indicator

3 x 18 in (76.2 x 457.2 mm)

18 in (457.2 mm)

Medium

20E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

20 A

End Cap

80 kA

20E-1C-5.5

3 in (76.2 mm)

3 x 15.874 in (76.2 x 403.2 mm)

15.874 in (403.2 mm)

150-5R-1IB-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

Tab/Blade

390 A

Rated Breaking Capacity=390A-80000A

3 in (76.2 mm)

Indicator

3 x 18 in (76.2 x 457.2 mm)

18 in (457.2 mm)

Medium

LCL4RS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

130 A

End Cap

340 A

LCL

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

LCU150ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

80 kA

LCU

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCL5RS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

390 A

LCL

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

30E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

30 A

End Cap

80 kA

30E-1C-5.5

3 in (76.2 mm)

3 x 15.874 in (76.2 x 403.2 mm)

15.874 in (403.2 mm)

70-2R-1C-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

70 A

End Cap

170 A

15 s

3 in (76.2 mm)

Striker

3 x 15.875 in (76.2 x 403.23 mm)

15.874 in (403.2 mm)

40 °C (104 °F)

Medium

LCU400ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

400 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

LCL5RW

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

390 A

LCL

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 15.875 in (76.2 x 403.23 mm)

15.875 in (403.23 mm)

Medium

70-2R-1C-5.5XW

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

70 A

End Cap

170 A

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

230-12R-1C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

End Cap

1 kA

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

200E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 A

End Cap

80 kA

200E-1C-5.5

3 in (76.2 mm)

3 x 15.874 in (76.2 x 403.2 mm)

15.874 in (403.2 mm)

80E-1CL-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

80 A

Tab/Blade

80 kA

4.75 in (120.65 mm)

4.75 x 15.13 in (120.65 x 384.3 mm)

15.13 in (384.3 mm)

Medium

5NLE-25ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

25 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

450-24R-2C-5.5X

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

1.95 kA

15 s

6.382 in (162.1 mm)

Striker

6.38 x 17.875 in (162.05 x 454.03 mm)

17.875 in (454.03 mm)

40 °C (104 °F)

Medium

130-4R-1C-5.5XS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

130 A

End Cap

340 A

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCL5R

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

390 A

LCL

Rated Breaking Capacity=390A-80000A

3 in (76.2 mm)

3 x 15.875 in (76.2 x 403.23 mm)

15.875 in (403.23 mm)

Medium

LCU80ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

80 A

End Cap

80 kA

LCU

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCL36RW

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

650 A

End Cap

2.9 kA

LCL

Part Number With Hookeye Attachment

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

175E2C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

175 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 15.875 in (162.05 x 403.23 mm)

15.874 in (403.2 mm)

Medium

200E1C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 A

End Cap

80 kA

10 m

3 in (76.2 mm)

Striker

3 x 15.875 in (76.2 x 403.23 mm)

15.874 in (403.2 mm)

Medium

650-36R-3C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

650 A

End Cap

2.9 kA

Part Number With Hookeye Attachment

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

400E-2CL-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

400 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

650-36R-3BI-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

650 A

Tab/Blade

80 kA

18 in (457.2 mm)

Indicator

18 x 18 in (457.2 x 457.2 mm)

18 in (457.2 mm)

Medium

15E1C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

15 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 15.875 in (76.2 x 403.23 mm)

15.874 in (403.2 mm)

Medium

600E3C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

600 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

550-30R-2C-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

550 A

End Cap

2.4 kA

15 s

6.382 in (162.1 mm)

Striker

6.38 x 15.875 in (162.05 x 403.23 mm)

15.874 in (403.2 mm)

40 °C (104 °F)

Medium

450E-2C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 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

LCL12R

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

End Cap

1 kA

LCL

Rated Breaking Capacity=1000A-80000A

3 in (76.2 mm)

3 x 15.875 in (76.2 x 403.23 mm)

15.875 in (403.23 mm)

Medium

5NLE2450E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 17.875 in (162.05 x 454.03 mm)

17.875 in (454.03 mm)

Medium

175E-2C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

175 A

End Cap

80 kA

175E-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)

5E-8PT-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

5 A

End Cap

50 kA

1.563 in (39.69 mm)

1.563 x 9.5 in (39.69 x 241.3 mm)

9.5 in (241.3 mm)

Medium

5NLE-80EL

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

80 A

End Cap

80 kA

5NLE-80E

3 in (76.2 mm)

3 x 17.874 in (76.2 x 454 mm)

17.874 in (454 mm)

LCU40ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

40 A

End Cap

80 kA

LCU

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCQ5E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

5 A

End Cap

50 kA

LCQ

1.563 in (39.69 mm)

1.563 x 9.5 in (39.69 x 241.3 mm)

9.5 in (241.3 mm)

Medium

LCU125ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

125 A

End Cap

80 kA

LCU

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

5NLE2-300ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

300 A

End Cap

80 kA

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

5NLE40E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

40 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCU100E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

100 A

End Cap

80 kA

LCU

3 in (76.2 mm)

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

Medium

LCY175E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

175 A

End Cap

80 kA

LCY

3 in (76.2 mm)

3 x 15.875 in (76.2 x 403.23 mm)

15.875 in (403.23 mm)

Medium

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.