170M6420 Bussmann - Fuse

170M6420 Description

Bussmann makes the 170M6420, a 600 V, 1800 A fuse. Its job is to clear faults fast enough to save expensive semiconductors in drives, UPS units and DC supplies.

USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the 170M6420, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.

Summary of Features

Target Applications

Bussmann 170M6420 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 170M6420 is a high speed square body semiconductor fuse, size 3, flush end contact, 1800 A, 600 V IEC (UL / CSA status: consult Bussmann), with -B/- 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	1800 A RMS
Rated voltage	600 V IEC (UL / CSA status: consult Bussmann)
Body size	3
Contact type	Flush end contact
Indicator	-B/- visual indicator
Pre-arc I²t	880000 A²s
Clearing I²t at 660 V (power factor 15%)	5250000 A²s
Watts loss at rated current	165 W
Interrupting rating	200 kA RMS symmetrical (estimated 300 kA)
Main dimensions A / B / D / E	51 / 53 / 92 / 76 mm (see datasheet drawing)
Contact thread	M12

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