170M6663 Bussmann - Fuse

170M6663 Description

Bussmann makes the 170M6663, a 900 A fuse. Its job is to clear faults fast enough to save expensive semiconductors in drives, UPS units and DC supplies.

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 170M6663; we ship worldwide. Please verify the ratings and package against the manufacturer's datasheet first.

Summary of Features

Target Applications

Bussmann 170M6663 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 170M6663 is a high speed square body semiconductor fuse, US style (bolted tags), size 3, 900 A, 690 V / 700 V IEC, -FKE/- type K indicator for microswitch. Source: Bussmann Square Body US Style 690V/700V 40-2000A datasheet (BIF 720023). Values at 25°C unless noted.

Parameter	Value
Rated current	900 A RMS
Rated voltage	690 V / 700 V IEC
Body size	3
Style	US style (bolted tags)
Indicator	-FKE/- type K indicator for microswitch - microswitch ordered separately
Pre-arc I²t	100000 A²s
Clearing I²t at 660 V (power factor 15%)	670000 A²s
Watts loss at rated current	120 W
Interrupting rating	200 kA RMS symmetrical (estimated 300 kA)
Overall length (B)	135 mm
Mounting centres (C1 / C2)	106 / 77 mm
Body A x D x E	51 x 92 x 76 mm

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