170M6720 Bussmann - Fuse

170M6720 Description

The Bussmann 170M6720 is a fuse, rated for 600 V and 1800 A. It protects power semiconductors such as diodes, thyristors and IGBTs from short-circuit damage in drives, rectifiers and UPS systems.

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Summary of Features

Target Applications

Bussmann 170M6720 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 170M6720 is a high speed square body semiconductor fuse, US style (bolted tags), size 3, 1800 A, 600 V IEC (UL / CSA status: consult Bussmann), -FU/115 without indicator (115 mm version). Source: Bussmann Square Body US Style 690V/700V 40-2000A datasheet (BIF 720023). 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
Style	US style (bolted tags)
Indicator	-FU/115 without indicator (115 mm version)
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)
Overall length (B)	155 mm
Mounting centres (C1 / C2)	125 / 97 mm
Body A x D x E	51 x 92 x 76 mm

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