Eaton Bussmann 170M3423 Square Fuse 630A 690V

The Eaton Bussmann 170M3423 is a high-speed square-body fuse rated 630 A at 690 VAC (IEC) and 700 V UL, engineered for fast overcurrent protection in industrial electrical systems. Designed with flush-end contacts and a top fuse status indicator (B/Visual indicator), it allows quick visual checks and easy mounting in compatible fuse blocks. Its compact square body measures 59.0 mm long, 45.0 mm wide, and 51.0 mm high (2.323" x 1.772" x 2.008"). This 1* fuse is intended for protection of equipment and distribution circuits up to 690 V AC, with an interrupting rating up to 200 kAIC. Part of Eaton’s Bussmann series of high-speed fuses, the 170M3423 provides reliable protection in panelboards, switchgear, and control circuits in industrial environments where space is at a premium.