170M5508 Bussmann - Fuse

170M5508 Description

Rated at 400 A, the Bussmann 170M5508 is a fuse. It protects power semiconductors such as diodes, thyristors and IGBTs from short-circuit damage in drives, rectifiers and UPS systems.

USComponent (Young & New Century LLC) supplies power modules, thyristors, diodes and other industrial components, including legacy parts. Contact us for a quote on the 170M5508, and please confirm ratings against the datasheet before ordering.

Summary of Features

Target Applications

Bussmann 170M5508 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 170M5508 is a high speed square body semiconductor fuse, size 2, flush end contact, 400 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	400 A RMS
Rated voltage	690 V IEC / 700 V UL
Body size	2
Contact type	Flush end contact
Indicator	-G/- visual indicator
Pre-arc I²t	11000 A²s
Clearing I²t at 660 V (power factor 15%)	74000 A²s
Watts loss at rated current	65 W
Interrupting rating	200 kA RMS symmetrical (estimated 300 kA)
Main dimensions A / B / D / E	50 / 51 / 77 / 61 mm (see datasheet drawing)
Contact thread	M10

Technical document (PDF)  |  Request a quote for 170M5508 (reply within 24 hours)