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MERSEN FUSE 500V 3-1/2A TD MIDGET FUSE ATQ3-1/2
Why Choose the MERSEN FUSE 500V 3-1/2A TD MIDGET FUSE ATQ3-1/2?
£6.33
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.
Technical Specifications
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| Current | 3.5 A | |
|---|---|---|
| Voltage | 500 V | |
| Device Type | Fuse link | |
| Fuse Size | 10x38 mm | |
| Fuse Class | Time delay | |
| Manufacturer | Mersen | |
| Series | Amp-Trap® ATQ | |
| Model | ATQ3-1/2 | |
| Product type | Time-delay midget fuse | |
| Rated current | 3.5 A | |
| Rated voltage | 500 V AC | |
| Frequency | 50 / 60 Hz | |
| Fuse characteristic | Time delay | |
| Interrupting rating | 10 kA | |
| Fuse size | 10 × 38 mm | |
| Terminal type | Ferrule | |
| Mounting type | Compatible fuse holder / clip mounting | |
| Application category | Supplementary circuit protection (not branch circuit protection) | |
| EAN/UPC | 782001906085 | |
| HS Code | 85361010 | |
| Country of Manufacture | Mexico |
Frequently Asked Questions
What is the Mersen ATQ3-1/2 used for?
The ATQ3-1/2 provides supplementary overcurrent protection for industrial control circuits, transformers, motors, relays, solenoids and similar electrical equipment.
What is the current rating of the ATQ3-1/2?
The Mersen ATQ3-1/2 has a rated current of 3.5 A.
What voltage is the ATQ3-1/2 rated for?
The fuse is rated for electrical systems operating at up to 500 V AC.
Is the ATQ3-1/2 a time-delay fuse?
Yes. Its time-delay characteristic allows temporary inrush currents while protecting against sustained overloads and short-circuit conditions.
Can the ATQ3-1/2 be used for branch circuit protection?
No. The ATQ3-1/2 is intended for supplementary circuit protection only and should not be used as branch circuit protection.
Trusted by Electrical Professionals
Mersen Amp-Trap® ATQ time-delay fuses are trusted by electrical engineers, panel builders and maintenance professionals for dependable supplementary protection of industrial control systems and electrical equipment.
