A3T1 - 1 Amp Fuse

A3T1 - 1 Amp Fuse

The Mersen A3T1 Class T Fast-Acting Fuse is a premium overcurrent protection solution designed for applications requiring rapid response and high current-limitation in a compact form factor. Rated at 1 amp with voltage capacities of 300VAC and 160VDC, this fuse is ideal for safeguarding sensitive electrical systems against short circuits and overloads. Its unique dimensions prevent substitution with lower-rated fuses, ensuring consistent performance and safety. The A3T1's glass melamine body offers superior dimensional stability, while the blade-stamped catalog number provides permanent identification for maintenance and inventory purposes.

Key Features and Benefits

• High Current-Limitation: Offers low peak let-through current, minimizing potential damage to equipment.
• Compact Size: Small physical dimensions allow for greater design flexibility in space-constrained installations.
• Permanent Identification: Blade-stamped catalog numbers ensure long-lasting legibility and traceability.
• Durable Construction: Glass melamine body enhances mechanical strength and thermal stability.

Technical Specifications

• Catalog Number: A3T1
  
• Ampere Rating: 1 A
  
• Voltage Rating: 300VAC / 160VDC
  
• Interrupting Rating: 200kA at 300VAC; 50kA at 160VDC
  
• Frequency: 50/60 Hz
  
• Body Material: Glass melamine
  
• Dimensions: Length 22.4 mm; Diameter 10.4 mm
  
• Weight: 0.0045 kg
  

Material Compliance and Certifications

• UL Listed: Standard 248-15, File E2137
• CSA Certified: Standard C22.2 No. 248.15
• RoHS Compliant: Ensures adherence to environmental and safety standards.

Suitability

• The Mersen A3T1 fuse is well-suited for use in load centers, panelboards, switchboards, circuit breakers, and metering centers. Its fast-acting characteristic makes it particularly effective in protecting sensitive electronic equipment where rapid response to overcurrent conditions is critical.

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