170M3508 Bussmann - Fuse
170M3508 Description
The Bussmann 170M3508 is a fuse, rated for 700 V and 40 A. It protects power semiconductors such as diodes, thyristors and IGBTs from short-circuit damage in drives, rectifiers and UPS systems.
USComponent is a BBB A+ accredited distributor that specializes in power modules and industrial components, new and legacy. Ask us for a quote on the 170M3508; we ship worldwide. Please verify the ratings and package against the manufacturer's datasheet first.
Summary of Features
Bussmann 170M3508 is a high speed square body semiconductor fuse, size 1*, flush end contact, 40 A, 690 V IEC / 700 V UL, with -G/- visual indicator.
Target Applications
Bussmann 170M3508 is used for protection of power semiconductors (diodes, thyristors and IGBT modules) in rectifiers, AC and DC drives, inverters, UPS systems, soft starters and other power conversion equipment.
Key Specifications
Bussmann 170M3508 is a high speed square body semiconductor fuse, size 1*, flush end contact, 40 A, 690 V IEC / 700 V UL, with -G/- visual indicator. Source: Bussmann Square Body Flush End Contact 690V/700V 40-2000A datasheet (BIF 720019). Values at 25°C unless noted.
| Parameter | Value |
|---|---|
| Rated current | 40 A RMS |
| Rated voltage | 690 V IEC / 700 V UL |
| Body size | 1* |
| Contact type | Flush end contact |
| Indicator | -G/- visual indicator |
| Pre-arc I²t | 40 A²s |
| Clearing I²t at 660 V (power factor 15%) | 270 A²s |
| Watts loss at rated current | 9 W |
| Interrupting rating | 200 kA RMS symmetrical (estimated 300 kA) |
| Main dimensions A / B / D / E | 50 / 51 / 59 / 45 mm (see datasheet drawing) |
| Contact thread | M8 |
Technical document (PDF) | Request a quote for 170M3508 (reply within 24 hours)

