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

2E-6PT-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

2 A

End Cap

50 kA

1.563 in (39.69 mm)

1.563 x 7.4 in (39.69 x 187.96 mm)

7.4 in (187.96 mm)

Medium

450E2C5.5

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 15.875 in (162.05 x 403.23 mm)

15.874 in (403.2 mm)

Medium

230-12R-1C-5.5X

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

End Cap

1 kA

15 s

3 in (76.2 mm)

Striker

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

40 °C (104 °F)

Medium

250E2C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

250 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

LCY450E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

80 kA

LCY

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

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

150-5R-1C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

150 A

End Cap

390 A

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

170-6R-1C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

170 A

End Cap

500 A

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

230-12R-1BI-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

Tab/Blade

1 kA

Rated Breaking Capacity=1000A-80000A

3 in (76.2 mm)

Indicator

3 x 18 in (76.2 x 457.2 mm)

18 in (457.2 mm)

Medium

LCL9RW

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 A

End Cap

760 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

LCL3RS

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

100 A

End Cap

250 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

LCU65ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

65 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

25E1C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

25 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

130-4R-1BI-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

5NLE50E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

50 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

5NLE-65ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

65 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

5NLE25E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

25 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

230-12R-1IB-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

230 A

Tab/Blade

1 kA

Rated Breaking Capacity=1000A-80000A

3 in (76.2 mm)

Indicator

3 x 18 in (76.2 x 457.2 mm)

18 in (457.2 mm)

Medium

200-9R-1C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 A

End Cap

760 A

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

550-30R-3C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

550 A

End Cap

2.4 kA

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

200-9R-1C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 A

End Cap

760 A

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

LCY100E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

100 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

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)

130-4R-1C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

130 A

End Cap

340 A

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

125E-2C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

125 A

End Cap

80 kA

125E-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)

LCY60E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

65 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

200E2C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

200 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

5NLE2-225ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

225 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

175E1C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

175 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

80E-1C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

80 A

End Cap

80 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

450E-2C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

80 kA

450E-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)

3E-8PT-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

3 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-10ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

10 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

10E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

10 A

End Cap

80 kA

10E-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)

LCU50ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

50 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

50E1C5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

50 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

LCY300ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

300 A

End Cap

80 kA

LCY

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

LCU300ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

300 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

20E-1CL-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

20 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

100-3R-1C-5.5X

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

100 A

End Cap

250 A

15 s

3 in (76.2 mm)

Striker

3 x 17.875 in (76.2 x 454.03 mm)

17.875 in (454.03 mm)

40 °C (104 °F)

Medium

LCU450E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

80 kA

LCU

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

5NLE30E

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

30 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

5NLE-15ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

15 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

80E-1C-5.5L

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

80 A

End Cap

80 kA

80E-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)

100-3R-1C-5.5W

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

100 A

End Cap

250 A

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

390-18R-2B-5.5

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

390 A

Tab/Blade

1.5 kA

390-18R-2B-5.5

Rated Breaking Capacity=1500A-80000A

7.4 in (187.96 mm)

Indicator

7.4 x 18 in (187.96 x 457.2 mm)

18 in (457.2 mm)

Medium

450-24R-2C-5.5S

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

450 A

End Cap

1.95 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

LCY50ES

Littelfuse

Electric Fuse

Inline/Holder

5.5 KV

50 A

End Cap

80 kA

LCY

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

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.