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Fuses

Power Products/Fuses 
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L TD FUSE 600V 1200A A4BY

L TD FUSE 600V 1200A A4BY

Item #: A4BY1200

Supplier Part #: A4BY1200
Brand: Mersen

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.

Unique dimensions prevent replacement by other fuse classes; CSA Certified to Standard C22.2, No. 248.10 IEC 269-2-1; Load centers; Mersen Self-Certification, UL Listed to Standard 248-10, File E2137; DC Tested to UL 248 limits (Mersen Self-Certified); Blade-stamped catalog numbers for permanent identification; Glass melamine body and plated terminals provide superior reliability in harsh environments; Metering Centers; Mains; Circuit Breakers; Switchboards; Feeders; Panelboards

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