Bussmann 170M7081 Class aR Sem...
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Bussmann 170M7081 Class aR Semiconductor Fuse, 1400A 690V

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Model: 170M7081

In Stock (leaves warehouse same day if ordered before 3pm ET)

$5,704.34
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Bussmann 170M7081 Class aR Semiconductor Fuse, 1400A 690V

The Bussmann 170M7081 Class aR Semiconductor Fuse is rated 1400A at 690V AC, engineered to protect power semiconductor devices in demanding industrial circuits. This aR utilization category fuse delivers accompanied semiconductor protection with a 200 kAIC interrupt rating, and is IEC rated and CE marked. Defined clearing and pre-arc I2t characteristics support precise protection coordination in motor drive, rectifier, and power conversion applications.

Key Features

  • Amperage & Voltage Rating: Manufacturer specification: 1600 A at 690 V AC.
  • Class aR Semiconductor Protection: Utilization Category aR (accompanied semiconductor protection) safeguards SCRs, diodes, and other semiconductor devices.
  • High Interrupt Capacity: 200 kAIC interrupt rating supports high fault-current industrial environments.
  • Flush Mounting: Designed for a flush mounting configuration in fuse holders and disconnects.
  • IEC Rated & CE Marked: Certified to IEC standards and CE marked for compliance in international electrical systems.
  • Coordinated Protection Data: Clearing I2t of 2,050,000 A²s at 660V and Pre-Arc I2t of 305,000 A²s.
  • Temperature Rating: Rated for continuous operation above 60°C (>60°C).
  • Compact Footprint: 120 mm (H) x 105 mm (W) x 67 mm (D), weighs 2787 g.

Certifications & Compliance

  • IEC Rated
  • CE Marked

Technical Specifications

  • Amperage Rating: 1600 A
  • Application: semiconductor protection
  • Certifications: IEC Rated
  • Class: Class aR
  • Clearing I2t: 2050000 at 660 V
  • Compliances: CE Marked
  • Fuse Indicator: Other
  • Insulated Metal Gripping Lugs (IMGL): No
  • Interrupt Rating: 200 kAIC
  • Mounting Method: Flush
  • Packaging Type: Standard
  • Pre Arc I2t: 305000
  • Product Height: 120 mm
  • Product Length Depth: 67 mm
  • Product Weight: 2787 g
  • Product Width: 105 mm
  • Temperature Rating: >60°C
  • Utilization Category: aR (accompanied semiconductor protection)
  • Voltage Rating: 690 V
  • Voltage Type: AC
  • Watt Losses: 220 W

Typical Applications

  • Semiconductor Protection Circuits
  • Industrial Power Electronics
  • Motor Drive and Rectifier Systems
  • High Fault-Current Industrial Installations
  • Power Conversion Equipment

Why Bussmann?

Bussmann fuses are engineered for dependable, code-compliant overcurrent protection in demanding industrial power systems. The 170M7081 Class aR fuse is IEC rated and CE marked, with defined clearing and pre-arc I2t data supporting precise protection coordination for semiconductor devices. Choose Bussmann for reliable, internationally certified fuse protection engineered for critical power electronics.

Manufacturer Resources

Product Specs

Amperage Rating:
1600 A
Application:
semiconductor protection
Certifications:
IEC Rated
Class:
Class aR
Clearing I2t:
2050000 at 660 V
Compliances:
CE Marked
Fuse Indicator:
Other
Insulated Metal Gripping Lugs Imgl:
No
Interrupt Rating:
200 kAIC
Mounting Method:
Flush
Packaging Type:
Standard
Pre Arc I2t:
305000
Product Height:
120 mm
Product Length Depth:
67 mm
Product Weight:
2787 g
Product Width:
105 mm
Temperature Rating:
>60°C
Utilization Category:
aR (accompanied semiconductor protection)
Voltage Rating:
690 V
Voltage Type:
AC
Watt Losses:
220 W
Product Group:
Fuses
Department:
Electrical
Product Subgroup:
Other Fuses
Product Type:
Fuse
Product Details:
Fuse

Bussmann 170M7081 – Frequently Asked Questions

How fast can I get the Bussmann 170M7081 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Bussmann 170M7081 come with a warranty?
Absolutely. The Bussmann 170M7081 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Bussmann 170M7081?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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