The Schneider Electric DT40N is a single-pole plus neutral circuit breaker designed for overcurrent protection in industrial electrical systems. This device, part of the DT40 series, features a D-curve tripping characteristic, indicating it is optimized for applications with moderate inrush currents, such as motor loads. Its compact design makes it suitable for distribution panels and control cabinets where space is a consideration.

Technical details

• Series: DT40
• Model Designation: DT40N
• Configuration: 1 Pole + Neutral (1P+N)
• Current Rating: 6 Amperes (A)
• Tripping Curve: D Curve
• Interrupting Capacity: Verify against manufacturer datasheet for specific breaking capacity (kA).
• Voltage Rating: Verify against manufacturer datasheet for AC and DC voltage ratings.
• Terminal Type: Verify against manufacturer datasheet for screw or lug terminal specifications.

Applications & compatibility

This Schneider Electric circuit breaker is commonly employed in control panels for machinery on packaging lines, conveyor systems, and small motor control circuits. Its D-curve characteristic makes it a suitable choice for protecting equipment that experiences higher starting currents, such as small pumps or fans, ensuring reliable operation without nuisance tripping.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the A9N21374 or contact our technical team for cross-reference assistance with compatible DT40 series components.