Abb A4by1200 Mersen Amp-Trap® A4by Series Class L Time-Delay Fuse

Product Description

The ABB A4BY1200 Amp-Trap A4BY series fuses are ideal for protecting service entrance equipment, feeder circuits, and circuit breakers. This fuse is a 100% rated device suitable for continuous currents up to its ampere rating. Its time-delay feature allows it to pass normal current surges and coordinate with ground fault relays.

• Time-Delay fuse
• Minimum time delay at 500% rating
• Suitable for residential, commercial, and industrial applications

Product Highlights

The ABB A4BY1200 fuse protects mains, feeders, circuit breakers, load centers, panelboards, switchboards, and metering centers.

Product Information

Standard Information

• Brand: ABB
• Manufacturer Part Number: A4BY1200

Technical Specifications

• Item Name: North American Power Fuse
• Type: Time-Delay
• Voltage Rating: 600 VAC
• Amperage Rating: 1200 A
• Interrupt Rating: 200 kA
• Fuse Class: Class L
• Mounting Type: Bolt-On
• Terminal Connection: Blade
• Construction: Glass Melamine
• Standards: UL 24810, CSA File Number E2137, CSA C22.2 No. 248.10
• Application: For Mains, Feeders, Circuit Breakers, Load Centers, Panelboards, Switchboards, Metering Centers
• Manufacturer: Ferraz Shawmut
• Voltage Type: AC
• Poles: 1
• Frame Type: A4BY