The Schneider Electric A9N21576 is a 3-pole miniature circuit breaker from the Acti9 series, engineered for robust protection in electrical distribution systems. This breaker is designed to safeguard circuits against overcurrents and short circuits, commonly found in residential panelboards and small commercial electrical installations. Its C-curve tripping characteristic makes it suitable for applications with moderate inductive loads and inrush currents.

Technical details

• Series: Acti9
• Number of Poles: 3
• Rated Current: 10A
• Tripping Curve: C
• Voltage Rating: Verify with manufacturer datasheet for specific AC/DC voltage limits and breaking capacity (Icn).
• Terminal Type: Verify with manufacturer datasheet for specific terminal connection type and size.
• Mounting Type: DIN rail mount
• Protection Type: Overload and Short-circuit

Applications & compatibility

This 3-pole circuit breaker is ideal for protecting individual circuits in residential homes, apartments, and small commercial buildings. It is commonly used in main distribution panels, sub-panels, and for safeguarding individual circuits feeding lighting, outlets, and small appliances. Its C-curve rating ensures reliable operation with equipment that may experience temporary, moderate inrush currents during startup, such as small motors or transformers.

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 Schneider Electric A9N21576 or contact our technical team for cross-reference assistance with compatible Acti9 components.