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MERSEN FUSE 600V 60A CLASS J FUSE A4J60
The Fuse A4J60 delivers reliable circuit protection with its fast-acting response, ensuring rapid interruption of overcurrents in demanding industrial applications. Designed to handle up to 600VAC and 300VDC at 600A, it is ideal for safeguarding sensitive equipment and minimising downtime.
£24.09
Why Choose the Mersen A4J60 Amp-Trap Fuse?
The Mersen A4J60 is a high-performance Class J fast-acting current-limiting fuse designed to protect industrial and commercial electrical systems against damaging overloads and short circuits. Part of the established Mersen Amp-Trap A4J series, it provides rapid fault interruption for feeder circuits, branch circuits, control panels and general-purpose electrical equipment.
The A4J60 limits the peak current and total let-through energy that can reach downstream components during a fault. This helps reduce thermal and mechanical stress on conductors, switches, contactors and other electrical equipment, supporting improved system reliability and minimising costly equipment damage.
With a rated current of 60 A, a 600 V AC rating and a 300 V DC rating, the Mersen A4J60 is suitable for demanding AC and DC circuit-protection applications. Its Class J rejection dimensions help prevent substitution with fuses that have unsuitable voltage, interrupting or current-limiting characteristics.
Key Advantages
- Fast-acting Class J fuse for industrial circuit protection.
- 60 A current rating for feeders, branch circuits and equipment.
- 600 V AC and 300 V DC voltage ratings.
- Current-limiting operation helps reduce damaging fault energy.
- 200 kA AC interrupting rating for high-fault-current installations.
- Class J rejection dimensions help prevent unsuitable fuse substitution.
Key Features
- Mersen Amp-Trap A4J series.
- 60 A rated current.
- 600 V AC voltage rating.
- 300 V DC voltage rating.
- Fast-acting current-limiting performance.
- Ferrule-terminal cartridge construction.
- Compact Class J design for efficient panel installation.
- Compatible with correctly rated Class J fuse holders.
Reliable Protection for Industrial Electrical Systems
Current-limiting fuses such as the Mersen A4J60 interrupt fault currents rapidly before they can reach their maximum prospective level. By restricting peak current and total let-through energy, the fuse helps protect downstream equipment from excessive heat, electromagnetic forces and other damaging effects associated with short-circuit conditions.
The Amp-Trap A4J range combines fast operation, high interrupting capacity and compact Class J dimensions. This makes the A4J60 a dependable choice for installations where efficient use of panel space, reliable fault protection and correct fuse selection are essential.
Typical Applications
- Industrial electrical control panels.
- Feeder and branch-circuit protection.
- Panelboards and switchboards.
- Load centres and distribution equipment.
- Lighting and heating circuits.
- Industrial machinery and general-purpose electrical loads.
Technical Specifications
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| Current | 60 A | |
|---|---|---|
| Voltage | 600 V | |
| Fuse Type | UL class | |
| Fuse Class | Fast acting | |
| Item number | A4J600 | |
| Description | Fuse A4J - Class J - Fast-Acting 600VAC 300VDC 600A Blade Amp-Trap® | |
| EAN/UPC Code | 782001960537 | |
| Rated voltage AC UL | 600 V | |
| Rated voltage DC UL | 300 V | |
| Frequency (Hz) | 50/60 Hz | |
| Ampere Rating | 600 A | |
| AC or DC | AC/DC | |
| Fuse Class | Class J | |
| Speed/Characteristic | Fast-Acting | |
| Mounting | Clip | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Connection/Terminal Material | Brass Alloy | |
| Connection/Terminal Type | Blade | |
| Product Diameter | 63.5 mm | |
| Product Length | 203.2 mm | |
| Sell Pack Quantity | 1 EA | |
| Sell Pack Weight | 1.4379 kg | |
| Sell Pack Width | 63.5 mm | |
| Sell Pack Length | 222.2 mm | |
| Sell Pack Height | 60.5 mm | |
| Product group | Low Voltage UL/CSA Fuses | |
| Body/Insulating Material | GMG | |
| Product Weight | 1.3698 kg | |
| HS Code | 85361050 | |
| Country of Manufacture | Mexico |
Frequently Asked Questions
What is the Mersen A4J60 used for?
The Mersen A4J60 provides fast-acting overcurrent and short-circuit protection for industrial feeders, branch circuits, control panels and electrical equipment.
What is the current rating of the A4J60 fuse?
The A4J60 has a rated current of 60 A.
What voltage is the Mersen A4J60 rated for?
The fuse is rated for operation at up to 600 V AC and 300 V DC.
Is the A4J60 a time-delay fuse?
No. The A4J60 is a fast-acting Class J current-limiting fuse designed to interrupt overcurrents and short-circuit faults rapidly.
What fuse holder is required for the A4J60?
The A4J60 should be installed in a compatible Class J fuse holder rated for a 60 A fuse and the applicable system voltage.
What terminals does the Mersen A4J60 use?
The A4J60 uses ferrule terminals and is designed for clip mounting in a compatible Class J fuse holder.
Trusted Industrial Circuit Protection
Mersen Amp-Trap Class J fuses are widely specified by electrical engineers, panel builders, OEMs and maintenance professionals for dependable current limitation and high-performance protection in demanding industrial electrical systems.
