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Littelfuse

Littelfuse JLS030 30A 600V Class J Fast-Acting Fuse

Part Number: JLS030

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Within the JLS Series, Littelfuse lists JLS030 for 30A service. For circuit selection, the principal values are 600V AC and 200kA AC breaking capacity. The fast-acting, current-limiting design targets surge-sensitive industrial and power-conversion equipment. Use the linked Littelfuse datasheet to confirm coordination, approvals and installation details.

Rated Current30A
Rated Voltage600V AC
Breaking Capacity200kA AC
PackageClass J

The 30A JLS030 belongs to Littelfuse’s JLS Series portfolio. Circuit selection should account for 600V AC operation and the stated 200kA AC interrupting level. The fast-acting, current-limiting design targets surge-sensitive industrial and power-conversion equipment. For installation, the listed format is Class J; mounting is Cartridge / Clip, with ferrule / blade (amp-dependent) terminals. Published dimensions are 57.2mm length; 20.6mm max body diameter. Typical applications include Power Electronics, Variable Speed Drives, Rectifiers, Resistive Loads, Solid-State Devices. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
JLS030
Manufacturer Part Number
JLS030
Series
JLS Series
Fuse Type
Fast-Acting Class J Current-Limiting Fuse
Current Rating
30A
Voltage Rating
600V AC
AC / DC
AC
Breaking Capacity
200kA AC
Operating Temperature
-55°C to +125°C
Package / Dimensions
Class J
Mounting
Cartridge / Clip
Application
Power Electronics · Rectifiers · Resistive Loads · Solid-State Devices · Variable Speed Drives
Standard
Federal Specification WF-1814 · UL 248-8
Terminal Type
Ferrule / Blade (amp-dependent)
Fuse Speed
Fast Acting (F)
Utilization Class
Class J
Approvals
CE · CSA · RoHS · UL Listed
Certifications
UL Listed · CSA · CE · QPL · RoHS

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