The Schneider Electric DT40 circuit breaker is a 3-pole device designed for overcurrent protection in industrial electrical systems. This specific model, identified by the part number A9N21045, is rated for 16 amps and features a C curve tripping characteristic, indicating its suitability for applications with moderate inrush currents, such as lighting or control circuits. It is part of Schneider Electric's DT40 series, known for its reliable performance in demanding environments.

Technical details

• Series: DT40
• Poles: 3
• Current Rating: 16A
• Tripping Curve: C curve
• Type: Circuit Breaker
• Voltage Class: Verify against manufacturer datasheet for specific voltage ratings (e.g., 230V, 400V AC).
• Interrupting Capacity: Verify against manufacturer datasheet for specific interrupting capacity (kA).
• Terminal Type: Verify against manufacturer datasheet for specific terminal configuration.

Applications & compatibility

This Schneider Electric DT40 circuit breaker is commonly employed in control panels, distribution boards, and machinery requiring robust circuit protection. Its C curve characteristic makes it suitable for protecting circuits with inductive loads that experience moderate startup currents, such as small motors, transformers, and solenoid valves found in packaging machinery, conveyor systems, and HVAC equipment.

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 A9N21045 or contact our technical team for cross-reference assistance with compatible DT40 series components.