170M3570 Bussmann - Fuse

170M3570 Description

Rated at 700 V and 450 A, the Bussmann 170M3570 is a fuse. 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 170M3570 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 170M3570 is a high speed square body semiconductor fuse, size 1*, flush end contact, 450 A, 690 V IEC / 700 V UL, with -GKN/- type K indicator for microswitch. Source: Bussmann Square Body Flush End Contact 690V/700V 40-2000A datasheet (BIF 720019). Values at 25°C unless noted.

Parameter	Value
Rated current	450 A RMS
Rated voltage	690 V IEC / 700 V UL
Body size	1*
Contact type	Flush end contact
Indicator	-GKN/- type K indicator for microswitch (microswitch ordered separately)
Pre-arc I²t	21000 A²s
Clearing I²t at 660 V (power factor 15%)	140000 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 / 59 / 45 mm (see datasheet drawing)
Contact thread	M8

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