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Eaton Bussmann

Eaton Bussmann 5HCL-300E 300A 5.5kV E-Rated Clip-Lock Medium Voltage Fuse

Part Number: 5HCL-300E

● LT: 12-16w

5HCL-300E: 300A; 5.5kV; E-Rated; E-Rated General Purpose; 65kA RMS Sym.

Rated Current300A
Rated Voltage5.5kV
Breaking Capacity65kA RMS Sym.

Eaton Bussmann 5HCL-300E is a clip-lock e-rated medium voltage fuse rated 300A at 5.5kV. Interrupting/SCCR rating: 65kA RMS Sym. Typical applications: Transformer primary protection, Medium-voltage feeder protection. Source: Bussmann Full Line Catalog 1007 (2018), page 7-9.

Quick answer, specifications & FAQ
Direct answer

Eaton Bussmann Medium Voltage E-Rated Fuse 5HCL-300E is rated 300A, 5.5kV. Breaking capacity 65kA RMS Sym., certifications UL Listed on 40–450A ratings. Listed applications: Feeder protection, Transformer protection. Standards: ANSI C37.46. 5HCL-300E: 300A; 5.5kV; E-Rated; E-Rated General Purpose; 65kA RMS Sym.

Last updated 24 days ago

Key specifications

  • Part number: 5HCL-300E
  • Brand: Eaton Bussmann
  • Rated current: 300A
  • Rated voltage: 5.5kV
  • Breaking capacity: 65kA RMS Sym.
  • Terminal type: Clip-Lock
  • Certifications: UL Listed on 40–450A ratings
  • Standards: ANSI C37.46
  • Typical lead time: 12-16 weeks
  • Source: Bussmann Full Line Catalog 1007 (2018), page 7-9.

Frequently asked questions

What are the current and voltage ratings of 5HCL-300E?

5HCL-300E is rated 300A at 5.5kV.

What is the breaking capacity of 5HCL-300E?

5HCL-300E has a breaking capacity of 65kA RMS Sym.. Confirm this covers the available fault current at the installation point.

Which standards and approvals apply to 5HCL-300E?

5HCL-300E is listed under ANSI C37.46 / UL Listed on 40–450A ratings.

What is 5HCL-300E used for?

5HCL-300E is listed for Feeder protection, Transformer protection applications. Verify suitability for your circuit before ordering.

What are the ordering terms for 5HCL-300E?

5HCL-300E: typical lead time 12-16 weeks. Submit a quote request for a firm quotation.

Data sources

Part number
5HCL-300E
Brand
Eaton Bussmann
Last updated
2026-10-10
Canonical URL
https://fusestock.com/products/eaton-bussmann-5hcl-300e/

Technical Specifications

Part Number
5HCL-300E
Manufacturer Part Number
5HCL-300E
Series
5HCL Series (5.5kV Clip-Lock E-Rated)
Fuse Type
Medium Voltage E-Rated Fuse
Current Rating
300A
Voltage Rating
5.5kV
AC / DC
AC
Breaking Capacity
65kA RMS Sym.
Mounting
Fuse Clip
Application
Feeder protection · Transformer protection
Standard
ANSI C37.46
Terminal Type
Clip-Lock
Utilization Class
E-Rated
Approvals
UL Listed
Certifications
UL Listed on 40–450A ratings
Reference Lead Time
12-16 weeks
Source
Bussmann Full Line Catalog 1007 (2018), page 7-9.

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