The Mersen ATQR3 is a 3-amp time-delay fuse designed for circuits with moderate inrush currents. As part of the Amp-Trap 2000 series, it provides reliable overload and short-circuit protection in compact Class CC format, ideal for industrial and control applications.
- Current Rating: 3 Amps
- Voltage Rating: 600V AC / 300V DC
- Fuse Type: Time-delay (slow-blow), ideal for inductive loads
- Interrupting Rating: Up to 200kA at 600V AC / 100kA at 300V DC
- Body Size: 10 × 38 mm cylindrical ferrule design
- Material: Fiberglass tube with high-grade silica filler and plated end caps
- Performance: Allows temporary surges while protecting against sustained overloads
- Application Areas: Control transformers, solenoids, lighting, heating circuits
- Standards Compliance: UL Listed, CSA Certified, RoHS and REACH compliant
- Color Code: Bright orange label for easy identification






