Bussmann 170M6139 350A 1250V AC (IEC) / 1300V AC (UL) 170M high-speed square-body fuse
● LT: 4-6wEaton Bussmann 170M6139, 350A, 1250V AC (IEC) / 1300V AC (UL), Class aR; interrupting rating 100kA RMS Sym..
Rated Current350A
Rated Voltage1250V AC (IEC) / 1300V AC (UL)
Breaking Capacity100kA RMS Sym.
PackageDIN 43 653 Size 3
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Part Number170M6139BrandEaton BussmannRequested Qty
Eaton Bussmann 170M6139 is a 170M Class aR high-speed square-body fuse rated 350A at 1250V AC (IEC) / 1300V AC (UL). Interrupting rating: 100kA RMS Sym.. Typical application: DC common bus|DC drives|Power converters/rectifiers|Reduced voltage starters. Standard(s): IEC 60269-4|UL 248-13.
Quick answer, specifications & FAQ
Direct answer
Eaton Bussmann High-Speed Square Body Fuse 170M6139 is rated 350A, 1250V AC (IEC) / 1300V AC (UL), High Speed, DIN 43 653 Size 3. Breaking capacity 100kA RMS Sym., I²t 110,000 A²s, operating temperature -40°C to +125°C, certifications UL Recognized|IEC 60269-4|CE. Listed applications: DC Bus Protection, Motor Drives, Motor Starters, Power conversion. Standards: IEC 60269-4, UL 248-13. Eaton Bussmann 170M6139, 350A, 1250V AC (IEC) / 1300V AC (UL), Class aR; interrupting rating 100kA RMS Sym..
Key specifications
- Part number: 170M6139
- Brand: Eaton Bussmann
- Rated current: 350A
- Rated voltage: 1250V AC (IEC) / 1300V AC (UL)
- Breaking capacity: 100kA RMS Sym.
- Fuse speed: High Speed
- Package size: DIN 43 653 Size 3
- Dimensions: DIN 43 653 Size 3 (per datasheet)
- Terminal type: Bolted tag (/110)
- Operating temperature: -40°C to +125°C
- Certifications: UL Recognized|IEC 60269-4|CE
- Standards: IEC 60269-4, UL 248-13
Frequently asked questions
What are the current and voltage ratings of 170M6139?
170M6139 is rated 350A at 1250V AC (IEC) / 1300V AC (UL).
What is the breaking capacity of 170M6139?
170M6139 has a breaking capacity of 100kA RMS Sym.. Confirm this covers the available fault current at the installation point.
What package size does 170M6139 use?
170M6139 uses DIN 43 653 Size 3 package size.
Which standards and approvals apply to 170M6139?
170M6139 is listed under IEC 60269-4, UL 248-13 / UL Recognized|IEC 60269-4|CE.
What is 170M6139 used for?
170M6139 is listed for DC Bus Protection, Motor Drives, Motor Starters, Power conversion applications. Verify suitability for your circuit before ordering.
What are the ordering terms for 170M6139?
170M6139: typical lead time 4–6 weeks, minimum order 10 pcs. Submit a quote request for a firm quotation.
Data sources
- Part number
- 170M6139
- Brand
- Eaton Bussmann
- Last updated
- 2026-10-10
- Canonical URL
- https://fusestock.com/products/eaton-bussmann-170m6139/
Technical Specifications
- Part Number
- 170M6139
- Manufacturer Part Number
- 170M6139
- Series
- 170M Series (1250V AC DIN 43 653)
- Fuse Type
- High-Speed Square Body Fuse
- Current Rating
- 350A
- Voltage Rating
- 1250V AC (IEC) / 1300V AC (UL)
- AC / DC
- AC
- Breaking Capacity
- 100kA RMS Sym.
- I²t
- 110,000 A²s
- Pre-arcing I²t
- 13,500 A²s
- Total I²t
- 110000
- Operating Temperature
- -40°C to +125°C
- Package / Dimensions
- DIN 43 653 Size 3
- Mounting
- Stud Mount
- Application
- DC Bus Protection · Motor Drives · Motor Starters · Power conversion
- Standard
- IEC 60269-4 · UL 248-13
- Terminal Type
- Bolted tag (/110)
- Fuse Speed
- High Speed
- Utilization Class
- aR
- Approvals
- CE · UL Recognized
- Certifications
- UL Recognized|IEC 60269-4|CE
- Reference Lead Time
- 4–6 weeks
- Minimum Order
- 10 pcs
- Sample Status
- Contact for Availability
- Clearing I²t @ 1250V
- 110,000 A²s
- Watt Loss @ In
- 90W
- Data Sheet
- 170K6636
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