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Eaton Bussmann

Eaton Bussmann JCL-A-5R 150A 4.8kV nominal / 5.0kV max R-Rated R-Rated Medium Voltage Fuse

Part Number: JCL-A-5R

● LT: 12-16w

JCL-A-5R: 150A; 4.8kV nominal / 5.0kV max; R-Rated; R-Rated Motor Protection; 50kA Sym. / 80kA Asym.

Rated Current150A
Rated Voltage4.8kV nominal / 5.0kV max
Breaking Capacity50kA Sym. / 80kA Asym.

Eaton Bussmann JCL-A-5R is a r-rated medium voltage fuse rated 150A at 4.8kV nominal / 5.0kV max. Interrupting/SCCR rating: 50kA Sym. / 80kA Asym. Typical applications: Medium-voltage motor starters, Motor short-circuit protection. Source: Bussmann Full Line Catalog 1007 (2018), page 7-23/7-24.

Quick answer, specifications & FAQ
Direct answer

Eaton Bussmann Medium Voltage R-Rated Fuse JCL-A-5R is rated 150A, 4.8kV nominal / 5.0kV max. Breaking capacity 50kA Sym. / 80kA Asym., certifications UL Recognized. Listed applications: Motor protection, Motor Starters. Standards: ANSI C37.46 R-Rated. JCL-A-5R: 150A; 4.8kV nominal / 5.0kV max; R-Rated; R-Rated Motor Protection; 50kA Sym. / 80kA Asym.

Last updated 23 days ago

Key specifications

  • Part number: JCL-A-5R
  • Brand: Eaton Bussmann
  • Rated current: 150A
  • Rated voltage: 4.8kV nominal / 5.0kV max
  • Breaking capacity: 50kA Sym. / 80kA Asym.
  • Terminal type: Ferrule / Hookeye
  • Certifications: UL Recognized
  • Standards: ANSI C37.46 R-Rated
  • Typical lead time: 12-16 weeks
  • Source: Bussmann Full Line Catalog 1007 (2018), page 7-23/7-24.

Frequently asked questions

What are the current and voltage ratings of JCL-A-5R?

JCL-A-5R is rated 150A at 4.8kV nominal / 5.0kV max.

What is the breaking capacity of JCL-A-5R?

JCL-A-5R has a breaking capacity of 50kA Sym. / 80kA Asym.. Confirm this covers the available fault current at the installation point.

Which standards and approvals apply to JCL-A-5R?

JCL-A-5R is listed under ANSI C37.46 R-Rated / UL Recognized.

What is JCL-A-5R used for?

JCL-A-5R is listed for Motor protection, Motor Starters applications. Verify suitability for your circuit before ordering.

What are the ordering terms for JCL-A-5R?

JCL-A-5R: typical lead time 12-16 weeks. Submit a quote request for a firm quotation.

Data sources

Part number
JCL-A-5R
Brand
Eaton Bussmann
Last updated
2026-10-10
Canonical URL
https://fusestock.com/products/eaton-bussmann-jcl-a-5r/

Technical Specifications

Part Number
JCL-A-5R
Manufacturer Part Number
JCL-A-5R
Series
4.8kV R-Rated Series
Fuse Type
Medium Voltage R-Rated Fuse
Current Rating
150A
Voltage Rating
4.8kV nominal / 5.0kV max
AC / DC
AC
Breaking Capacity
50kA Sym. / 80kA Asym.
Mounting
AMPGARD Hookeye
Application
Motor protection · Motor Starters
Standard
ANSI C37.46 R-Rated
Terminal Type
Ferrule / Hookeye
Utilization Class
R-Rated
Approvals
UL Recognized
Certifications
UL Recognized
Reference Lead Time
12-16 weeks
Source
Bussmann Full Line Catalog 1007 (2018), page 7-23/7-24.

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