Why Choose the Mersen ATQ3-1/2 Time-Delay Fuse?
The Mersen ATQ3-1/2 is a dependable 3.5 A time-delay midget fuse designed to provide supplementary overcurrent protection for industrial control circuits and electrical equipment. As part of the trusted Mersen Amp-Trap® ATQ series, it is ideally suited to protecting transformers, motors, relays and solenoids that generate temporary inrush currents during normal start-up.
Its time-delay operating characteristic enables the fuse to withstand short-duration current surges without nuisance operation while providing reliable protection against sustained overloads and short-circuit faults. This helps improve equipment reliability while reducing unnecessary maintenance interruptions.
Rated at 3.5 A with a maximum operating voltage of 500 V AC, the ATQ3-1/2 features the industry-standard 10 × 38 mm midget fuse format for straightforward installation into compatible fuse holders used throughout industrial control panels and automation systems.
Key Advantages
- Reliable time-delay protection for industrial electrical circuits.
- 3.5 A current rating for industrial control applications.
- 500 V AC voltage rating for industrial installations.
- Designed to withstand temporary transformer, motor and relay inrush currents.
- Compact 10 × 38 mm midget fuse construction.
- Suitable for supplementary protection where available fault current does not exceed 10 kA.
Key Features
- Mersen Amp-Trap® ATQ series.
- 3.5 A rated current.
- 500 V AC rated voltage.
- Time-delay operating characteristic.
- 10 × 38 mm cylindrical midget fuse.
- Ferrule terminal construction.
- 10 kA interrupting rating.
- RoHS compliant.
Reliable Protection for Industrial Control Equipment
The Mersen ATQ3-1/2 is engineered to distinguish between harmless temporary inrush currents and genuine overcurrent conditions. Its time-delay design makes it particularly suitable for protecting transformers, motors, relays and solenoids while providing dependable protection against sustained overloads and short-circuit faults.
Its compact cylindrical construction allows straightforward installation within industrial control panels, OEM machinery and automation systems. By providing dependable supplementary protection, the ATQ3-1/2 helps improve system reliability while minimising unnecessary fuse replacement.
Typical Applications
- Industrial control panels.
- Control transformers.
- Motor control circuits.
- Relay and contactor circuits.
- Solenoid circuits.
- Automation systems and OEM machinery.
