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

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

LCX300E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

300 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

LCX40E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

40 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

230-12R-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

230 A

End Cap

1 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

10E-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

10 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

LCX65E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

65 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

200E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

80 kA

200E-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)

LCK2R

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

End Cap

170 A

LCK

Rated Breaking Capacity=170A-80000A

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

150E-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

150 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

65E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

65 A

End Cap

80 kA

65E-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)

70-2R-1C-2.75W

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

End Cap

170 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-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

End Cap

170 A

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

15E1C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

15 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

LCK3RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

250 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

450-24R-2B-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

Tab/Blade

1.95 kA

Rated Breaking Capacity=1950A-80000A

7.4 in (187.96 mm)

Indicator

7.4 x 13 in (187.96 x 330.2 mm)

13 in (330.2 mm)

Medium

LCX400ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

400 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

200E-2C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 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

40E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

40 A

End Cap

80 kA

40E-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)

LCK3RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

250 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

LCK18R

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

390 A

End Cap

1.5 kA

LCK

Rated Breaking Capacity=1500A-80000A

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

LCK24RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

End Cap

1.95 kA

LCK

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

LCK24R

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

450 A

End Cap

1.95 kA

LCK

Rated Breaking Capacity=1950A-80000A

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

LCK18RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

390 A

End Cap

1.5 kA

LCK

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

170-6R-1C-2.75W

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

End Cap

500 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

LCK4RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

130 A

End Cap

340 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

LCX250ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

250 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

LCK3R

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 A

End Cap

250 A

LCK

Rated Breaking Capacity=250A-80000A

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

LCK12RW

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

230 A

End Cap

1 kA

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

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)

70-2R-1IB-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

70 A

Tab/Blade

170 A

Rated Breaking Capacity=170A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

LCX80E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

80 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

130-4R-1B-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

130 A

Tab/Blade

240 A

Rated Breaking Capacity=240A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

200-9R-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

760 A

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

125E-1C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

125 A

End Cap

80 kA

125E-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)

100E-1C2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

100 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

LCX200E

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 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

175E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

175 A

End Cap

80 kA

175E-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)

LCK6R

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

End Cap

500 A

LCK

Rated Breaking Capacity=500A-80000A

3 in (76.2 mm)

3 x 10.875 in (76.2 x 276.23 mm)

10.875 in (276.23 mm)

Medium

250E-2C-2.75L

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

250 A

End Cap

80 kA

250E-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)

LCK9RS

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

200 A

End Cap

760 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

3E-6PT-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

3 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

LCX30ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

30 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

LCX50ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

50 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

170-6R-1IB-2.75

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

Tab/Blade

500 A

Rated Breaking Capacity=500A-80000A

3 in (76.2 mm)

Indicator

3 x 13 in (76.2 x 330.2 mm)

13 in (330.2 mm)

Medium

LCX65ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

65 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

LCX10ES

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

10 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

170-6R-1C-2.75S

Littelfuse

Electric Fuse

Inline/Holder

2.75 KV

170 A

End Cap

500 A

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

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.