A4BT700 - 700 Amp Fuse Description
A4BT700 - 700 Amp Fuse
The Mersen A4BT700 Amp-Trap® Class L Time-Delay Fuse is designed for high-capacity electrical systems that need dependable overcurrent protection. With a 700 amp rating, this fuse is often used in industrial and commercial applications where large motors, transformers, and distribution equipment are part of daily operation.
Because it features a time-delay design, the A4BT700 can handle the temporary inrush currents that happen during equipment startup without opening unnecessarily. That helps reduce downtime and nuisance fuse replacements while still providing protection against overloads and short circuits. Its current-limiting performance also helps protect connected equipment by reducing the amount of energy let through during fault conditions.
Whether you're using it in feeder circuits, switchgear, service entrances, or motor control systems, the A4BT700 is a practical solution for facilities that need consistent circuit protection in demanding environments.
Key Features and Benefits
- 700 Amp Class L fuse for industrial and commercial electrical systems
- Time-delay operation helps reduce nuisance openings during motor startup
- Current-limiting protection helps minimize damage from overloads and short circuits
- Rated for 600VAC and 500VDC applications
- 200 kA interrupting rating for high fault-current protection
- Silver-plated copper blade terminals for dependable conductivity
- Bolted mounting design for secure installation
- Suitable for mains, feeders, transformers, and motor circuit protection
Technical Specifications
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Manufacturer: Mersen
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Catalog Number: A4BT700
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Product Type: Class L Time-Delay Fuse
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Series: A4BT
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Ampere Rating: 700A
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AC Voltage Rating: 600VAC
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DC Voltage Rating: 500VDC
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Frequency: 50/60 Hz
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Fuse Class: Class L
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Fuse Characteristic: Time Delay
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Interrupting Rating: 200 kA AC
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Mounting Type: Bolted
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Terminal Type: Blade
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Terminal Material: Silver-Plated Copper
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Body Material: GMG
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Product Length: 219.2 mm
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Product Diameter: 76.2 mm
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Product Weight: 1.6919 kg
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UPC: 782001939885
Material Compliance and Certifications
- RoHS Compliant
- Designed for UL low-voltage fuse applications
- Suitable for AC and DC circuit protection systems
- Manufactured for industrial electrical applications
Where It Works Best
- Industrial manufacturing facilities
- Commercial power distribution systems
- Large HVAC equipment and chillers
- Motor control centers
- Pump and compressor systems
- Conveyor applications
- Electrical feeder and service entrance protection
- Transformer protection circuits
- Utility and heavy industrial infrastructure
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Specifications
- Width:2.0
- Depth:2.0
- Height:8.625
- Amperes:700
- A.I.C. Rating & Volts:200 kA @ 600 V.AC
- Type:A4BT
- Additional Notes:Knife-Blade Style, Non-Indicating, 10-second Time-Delay (at 500% of rating), current-limiting Class L Fuse
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