Why Choose the Mersen A3T175 Amp-Trap® Class T Fuse?
The Mersen A3T175 is a fast-acting Class T current-limiting fuse engineered to provide superior protection against short circuits and overcurrent conditions in industrial and commercial electrical systems. As part of the proven Mersen Amp-Trap® A3T series, it combines exceptional current limitation with a compact design to help safeguard valuable electrical equipment and minimise damage during fault conditions.
Featuring a robust glass melamine body and permanently blade-stamped catalogue identification, the A3T175 is built for long service life and reliable performance. Its unique Class T dimensions prevent substitution with lower-rated fuse classes, ensuring the correct level of protection is always maintained.
With a rated current of 175 A, a 300 V AC rating and a 160 V DC rating, the Mersen A3T175 is ideal for panelboards, switchboards, load centres, metering centres and industrial power distribution equipment where rapid fault interruption is essential.
Key Advantages
- Fast-acting Class T current-limiting fuse for dependable circuit protection.
- 175 A rated current for industrial and commercial electrical systems.
- 300 V AC and 160 V DC voltage ratings.
- Extremely current-limiting design reduces damaging peak fault currents.
- Compact dimensions maximise electrical panel design flexibility.
- Unique Class T construction prevents substitution with lower-performance fuse types.
Key Features
- Mersen Amp-Trap® A3T series.
- UL Class T fuse.
- 175 A rated current.
- 300 V AC / 160 V DC rated voltage.
- Fast-acting current-limiting characteristic.
- Glass melamine body for superior dimensional stability.
- Permanent blade-stamped catalogue identification.
- Blade terminals for compatible Class T fuse holders.
Reliable Current-Limiting Circuit Protection
Current-limiting fuses such as the Mersen A3T175 interrupt fault currents before they reach their maximum prospective value, significantly reducing thermal and mechanical stress on cables, busbars, switchgear and downstream equipment.
The Amp-Trap® A3T range is trusted by electrical engineers and panel builders for installations where compact dimensions, rapid fault clearance and high interrupting capacity are essential for maintaining system safety and reliability.
Typical Applications
- Industrial panelboards.
- Switchboards.
- Load centres.
- Metering centres.
- Industrial machinery.
- Electrical distribution systems.
- Commercial electrical installations.
