2.75 KV Fuses 180

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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

150-5R-1C-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

150 A

End Cap

390 A

15 s

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

40 °C (104 °F)

Medium

200-9R-1B-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

Tab/Blade

760 A

Rated Breaking Capacity=760A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

390-18R-2C-2.75W

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

390 A

End Cap

1.5 kA

Part Number With Hookeye Attachment

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

130-4R-1IB-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

130 A

Tab/Blade

340 A

Rated Breaking Capacity=340A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

250E2C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

250 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 10.875 in (162.05 x 276.23 mm)

10.874 in (276.2 mm)

Medium

125E-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

125 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

100-3R-1C-2.75W

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

250 A

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

70-2R-1C-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

End Cap

170 A

15 s

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

40 °C (104 °F)

Medium

2E-8PT-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

2 A

End Cap

37.5 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

200-9R-1C-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

760 A

15 s

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

40 °C (104 °F)

Medium

LCD2E-4

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

3 A

End Cap

37 kA

LCD

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

LCX150ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

150 A

End Cap

80 kA

LCX

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

125E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

125 A

End Cap

80 kA

125E-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)

200-9R-1IB-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

Tab/Blade

760 A

Rated Breaking Capacity=760A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

LCX400E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

400 A

End Cap

80 kA

LCX

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

200E2C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 10.875 in (162.05 x 276.23 mm)

10.874 in (276.2 mm)

Medium

25E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

25 A

End Cap

80 kA

25E-1C-2.75

3 in (76.2 mm)

3 x 10.874 in (76.2 x 276.2 mm)

10.874 in (276.2 mm)

50E1C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

50 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

Medium

2E-6PT-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

2 A

End Cap

37.5 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

LCX50E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

50 A

End Cap

80 kA

LCX

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

20E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

20 A

End Cap

80 kA

20E-1C-2.75

3 in (76.2 mm)

3 x 10.874 in (76.2 x 276.2 mm)

10.874 in (276.2 mm)

40E1C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

40 A

End Cap

80 kA

5 m

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

Medium

LCX175E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

175 A

End Cap

80 kA

LCX

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

400E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

400 A

End Cap

80 kA

400E-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)

1E-4PT-2.4

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

1 A

End Cap

37 kA

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

400E2C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

400 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 10.875 in (162.05 x 276.23 mm)

10.874 in (276.2 mm)

Medium

130-4R-1C-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

130 A

End Cap

340 A

15 s

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

40 °C (104 °F)

Medium

170-6R-1C-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

End Cap

500 A

15 s

3 in (76.2 mm)

Striker

3 x 10.875 in (76.2 x 276.23 mm)

10.874 in (276.2 mm)

40 °C (104 °F)

Medium

LCK6RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

End Cap

500 A

LCK

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCK5RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

150 A

End Cap

390 A

LCK

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

300E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

300 A

End Cap

80 kA

300E-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)

LCX300ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

300 A

End Cap

80 kA

LCX

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

150E-2C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

150 A

End Cap

80 kA

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

1E-6PT-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

1 A

End Cap

37.5 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

100-3R-1IB-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

Tab/Blade

250 A

Rated Breaking Capacity=250A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

LCX100E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

80 kA

LCX

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCK2RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

End Cap

170 A

LCK

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCK9RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

760 A

LCK

Part Number With Hookeye Attachment

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCX100ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

80 kA

LCX

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCX30E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

30 A

End Cap

80 kA

LCX

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

300E-2C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

300 A

End Cap

80 kA

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

80E-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

80 A

End Cap

80 kA

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

1/2E-4PT-2.4

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

500 mA

End Cap

37 kA

0.813 in (20.64 mm)

0.813 x 4.6 in (20.64 x 116.84 mm)

4.6 in (116.84 mm)

Medium

450E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

End Cap

80 kA

450E-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)

LCK12RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

230 A

End Cap

1 kA

LCK

Hermitically Sealed Part Number

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

450-24R-2C-2.75W

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

End Cap

1.95 kA

Part Number With Hookeye Attachment

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 mm)

Medium

450E2C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

End Cap

80 kA

10 m

6.382 in (162.1 mm)

Striker

6.38 x 10.875 in (162.05 x 276.23 mm)

10.874 in (276.2 mm)

Medium

390-18R-2C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

390 A

End Cap

1.5 kA

Hermitically Sealed Part Number

6.38 in (162.05 mm)

6.38 x 10.875 in (162.05 x 276.23 mm)

10.875 in (276.23 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.