Mersen A4BY900, Class L A4BY Time-Delay Fuse, 600VAC/300VDC, 900A, Blade Type

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Amp-Trap A4BY fuses have been the industry's favorite when it comes to protecting service entrance equipment, feeder circuits, and circuit breakers. The A4BY is a 100percent rated device and may be applied at continuous currents up to its ampere rating. A 4-second minimum time delay at 500percent rating allows the A4BY to pass normal current surges and to coordinate with ground fault relays. Rated Voltage 600VAC/300VDC Frequency (Hz) 50/60 Hz Ampere Rating 900A ROHS Compliant Yes Fuse Class Class L Speed/Characteristic Time Delay Mounting Bolted AC Max I.R./Breaking Capacity: I1 200 kA Connection/Terminal Material Silver-Plated Copper Connection/Terminal Type Blade Product Diameter 2.5'' Product Length 10.75'' Body/Insulating Material GMG Product Weight 4.28 lb Show more