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Bussmann 170M-665-M6-6659 High-Speed Fuse-Link, Size 3, aR 600V AC
Bussmann high-speed fuse-links deliver dependable semiconductor protection with an aR utilization category rated AC 600V, built to IEC and UL standards in a Size 3 body measuring 76 x 92 x 139 mm with a single blown-fuse indicator and M6 stud connections. This family is available in amp ratings from 315A to 1800A (315A, 500A, 550A, 1800A), giving electrical professionals a standardized high-speed fuse platform for protecting semiconductor-based power electronics across a range of current requirements. Each fuse-link is designed for fast, accompanied protection of AC drives, converters, and other sensitive power circuits where rapid fault clearing is critical.
Key Features
- Size 3 Body: Compact 76 x 92 x 139 mm fuse-link body sized for standard high-speed fuse mounting hardware.
- Amp Rating Range: Available in 315A, 500A, 550A, and 1800A ratings to match varying semiconductor protection loads.
- Voltage Rating: AC 600V rating supports demanding industrial power circuits.
- aR Utilization Category: Accompanied semiconductor protection for fast-acting, high-speed fault clearing.
- M6 Stud Connection: M6 stud terminals provide secure, low-resistance mounting.
- Single Blown-Fuse Indicator: Built-in single indicator allows quick visual confirmation of fuse status.
- Dual Standards Compliance: Manufactured to both IEC and UL standards for broad specification acceptance.
Certifications & Compliance
- UL Listed
- IEC Compliant
Technical Specifications
- Product Length Depth: 168 mm
- Product Height: 76 mm
- Product Width: 95 mm
- Utilization Category: aR (accompanied semiconductor protection)
- Application: semiconductor protection
- Packaging Type: Standard
Typical Applications
- Semiconductor Protection
- AC Drives and Variable Frequency Drives
- Power Converter Circuits
- Industrial Power Electronics Protection
Why Bussmann?
Bussmann engineers its high-speed fuse-links for consistent, code-compliant performance, combining an aR utilization category with dual IEC and UL recognition so specifiers can standardize across the 315A to 1800A range. With a Size 3 body, single blown-fuse indicator, and M6 stud connections, this family delivers reliable, fast-acting semiconductor protection professionals can count on for critical power electronics.
Manufacturer Resources
Product Specs
- Product Length Depth:
- 168 mm
- Product Subgroup:
- Other Fuses
- Product Details:
- Fuse
- Product Type:
- Fuse-Link
- Application:
- semiconductor protection
- Product Height:
- 76 mm
- Department:
- Electrical
- Utilization Category:
- aR (accompanied semiconductor protection)
- Packaging Type:
- Standard
- Product Width:
- 95 mm
- Product Group:
- Fuses
- Configuration:
- Size 3
- Voltage Rating:
- 600V
- Amperage Rating:
- 315A - 1800A
- Listing:
- UL Listed
- Standards:
- IEC