Mersen A4BQ1500 Class L Time-Delay Fuse – 1500A – 600VAC/500VDC – Amp-Trap 2000® Blade Fuse

The Mersen A4BQ1500 is a high-capacity Amp-Trap 2000® Class L time-delay fuse engineered for extreme industrial power distribution applications. Rated at 1500 Amps, this fuse provides reliable time-delay performance to withstand motor starting currents and transformer inrush while delivering fast, current-limiting protection under short-circuit conditions. With voltage ratings of 600VAC and 500VDC, it is designed for service entrance equipment, large feeders, and main distribution systems in high-energy electrical networks.

Voltage and Rating

• Current Rating: 1500 Amps
• Voltage Rating: 600VAC / 500VDC
• Frequency: 50/60 Hz
• Fuse Class: Class L
• Fuse Type: Time-Delay, Current-Limiting

Key Specifications

• Product Type: Industrial Power Fuse
• Series: Amp-Trap 2000® A4BQ
• Part Number: A4BQ1500
• Manufacturer: Mersen / Ferraz Shawmut
• Mounting Style: Blade
• Time-Delay Capability: Yes (motor/inrush tolerant)
• Current Limiting: Yes

Technical Specifications

• Protection Type: Overcurrent and short-circuit protection
• Application Suitability: Main electrical service, large feeders, transformers, heavy-duty motors, and industrial switchboards
• Coordination Type: Selective coordination in high-current systems
• Construction Features: High interrupting capacity, low let-through energy, robust industrial design for high fault levels
• System Integration: Designed for large-scale power distribution networks

Standards and Approvals

• UL Listed
• CSA Certified
• Conforms to Class L fuse protection requirements for high-energy systems

Product Data

• Manufacturer: Mersen / Ferraz Shawmut
• Series: Amp-Trap 2000®
• Part Number: A4BQ1500
• EAN/UPC: 782001930110

Applications

• Main electrical service protection
• Industrial power distribution systems
• Large motor protection systems
• Transformer protection
• High-capacity feeder circuits
• Commercial and industrial switchboards
• Critical infrastructure electrical systems
• High fault current environments
• Heavy-duty power distribution networks

Returns are easy

You may return items within 30 days of delivery for a refund.

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