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Littelfuse

Littelfuse KLSR030 30A 600V Class RK1 Fast-Acting Fuse

Part Number: KLSR030

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The KLSR Series includes KLSR030, a 30A fuse option. Electrical coordination uses the 600V AC / 250V DC rating and the stated 200kA AC interrupting level. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. Use the linked Littelfuse datasheet to confirm coordination, approvals and installation details.

Rated Current30A
Rated Voltage600V AC / 250V DC
Breaking Capacity200kA AC
PackageClass R

Within Littelfuse’s KLSR Series, KLSR030 covers the 30A rating point. For coordination, use the 600V AC / 250V DC voltage rating together with the published 200kA AC interruption. The economical single-element RK1 construction is extremely current-limiting and suited to non-inductive loads. For installation, the listed format is Class R; mounting is Cartridge / Clip, with ferrule / blade (amp-dependent) terminals. Published dimensions are 127.0mm length; 20.6mm max body diameter. Typical applications include Resistance Heaters, Lighting, Non-Inductive Loads, General Purpose. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
KLSR030
Manufacturer Part Number
KLSR030
Series
KLSR Series
Fuse Type
Fast-Acting Single-Element Class RK1 Fuse
Current Rating
30A
Voltage Rating
600V AC / 250V DC
AC / DC
AC/DC
Breaking Capacity
200kA AC
Package / Dimensions
Class R
Mounting
Cartridge / Clip
Application
General purpose protection · Lighting · Non-inductive loads · Resistance Heaters
Standard
UL 248-12
Terminal Type
Ferrule / Blade (amp-dependent)
Fuse Speed
Fast Acting (F)
Utilization Class
Class RK1
Approvals
CSA · UL Listed
Certifications
UL Listed · CSA
DC Voltage Rating
250V DC
DC Interrupting Rating
20kA

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