Eaton Bussmann

Eaton Bussmann 300NHG2B 300A 500V AC Class gG/gL NH HRC Industrial Fuse

Name: Eaton Bussmann 300NHG2B 300A 500V AC Class gG/gL NH HRC Industrial Fuse
Brand: Eaton Bussmann
SKU: 300NHG2B

Part Number: 300NHG2B

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300NHG2B: 300A; 500V AC; Class gG/gL; General-Purpose gG; 120kA AC.

Rated Current300A

Rated Voltage500V AC

Breaking Capacity120kA AC

PackageNH Size 2

Tags

Eaton Bussmann 300NHG2B is a nh hrc industrial fuse rated 300A at 500V AC. Interrupting/withstand rating: 120kA AC. Typical applications: Industrial distribution, Feeder protection, Motor and general-purpose circuits. 500V catalog version; CE applies to 500Vac versions. Source: Bussmann Full Line Catalog 1007 (2018), page 5-10 to 5-11.

Quick answer, specifications & FAQ

Direct answer

Eaton Bussmann NH HRC Fuse 300NHG2B is rated 300A, 500V AC, NH Size 2. Breaking capacity 120kA AC, certifications IEC 60269|VDE 0636|DIN 43620|CE. Listed applications: Feeder protection, Motor protection, Power Distribution Protection. Standards: DIN, DIN 43620, IEC, IEC 60269, VDE 0636. 300NHG2B: 300A; 500V AC; Class gG/gL; General-Purpose gG; 120kA AC.

Last updated 41 days ago

Key specifications

Part number: 300NHG2B
Brand: Eaton Bussmann
Rated current: 300A
Rated voltage: 500V AC
Breaking capacity: 120kA AC
Package size: NH Size 2
Terminal type: Knife Blade / Gripping Lug
Certifications: IEC 60269|VDE 0636|DIN 43620|CE
Standards: DIN, DIN 43620, IEC, IEC 60269, VDE 0636
Typical lead time: 12-16 weeks
500V catalog version; CE applies to 500Vac versions.; Source: Bussmann Full Line Catalog 1007 (2018), page 5-10 to 5-11.

Frequently asked questions

What are the current and voltage ratings of 300NHG2B?

300NHG2B is rated 300A at 500V AC.

What is the breaking capacity of 300NHG2B?

300NHG2B has a breaking capacity of 120kA AC. Confirm this covers the available fault current at the installation point.

What package size does 300NHG2B use?

300NHG2B uses NH Size 2 package size.

Which standards and approvals apply to 300NHG2B?

300NHG2B is listed under DIN, DIN 43620, IEC, IEC 60269, VDE 0636 / IEC 60269|VDE 0636|DIN 43620|CE.

What is 300NHG2B used for?

300NHG2B is listed for Feeder protection, Motor protection, Power Distribution Protection applications. Verify suitability for your circuit before ordering.

What are the ordering terms for 300NHG2B?

300NHG2B: typical lead time 12-16 weeks. Submit a quote request for a firm quotation.

Data sources

Part number: 300NHG2B
Brand: Eaton Bussmann
Last updated: 2026-09-22
Canonical URL: https://fusestock.com/products/eaton-bussmann-300nhg2b/

Technical Specifications

Part Number: 300NHG2B
Manufacturer Part Number: 300NHG2B
Series: NHG Series (NH Size 2 gG/gL)
Fuse Type: NH HRC Fuse
Current Rating: 300A
Voltage Rating: 500V AC
AC / DC: AC
Breaking Capacity: 120kA AC
Package / Dimensions: NH Size 2
Mounting: Fuse Base / Block
Application: Feeder protection · Motor protection · Power Distribution Protection
Standard: DIN · DIN 43620 · IEC · IEC 60269 · VDE 0636
Terminal Type: Knife Blade / Gripping Lug
Utilization Class: Class gG/gL · gG
Approvals: CE · VDE
Certifications: IEC 60269|VDE 0636|DIN 43620|CE
Reference Lead Time: 12-16 weeks
500V catalog version; CE applies to 500Vac versions.; Source: Bussmann Full Line Catalog 1007 (2018), page 5-10 to 5-11.