The Schneider Electric A9N21558 is a Clario miniature circuit breaker engineered for robust distribution applications. This device features a 1P+N pole configuration, providing protection on a single pole while maintaining a neutral connection. It is designed to safeguard electrical circuits from overcurrent conditions, ensuring operational safety and equipment longevity in demanding industrial environments.

Technical Details

• Series: Clario
• Type: Miniature Circuit Breaker (MCB)
• Pole Configuration: 1P+N (1 protected pole + Neutral)
• Rated Current: 20A
• Trip Unit Technology: Thermal-Magnetic
• Tripping Curve: C Curve (suitable for inductive loads requiring higher starting currents)
• Mounting Type: Clip-on DIN rail mounting
• Intended Use: Distribution applications

Applications & Compatibility

This Schneider Electric circuit breaker is commonly deployed in electrical distribution panels for commercial and industrial facilities. Its C-curve tripping characteristic makes it well-suited for protecting circuits with moderate inrush currents, such as those found in lighting systems, socket outlets, and control circuits for machinery on assembly lines, material handling 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 Schneider A9N21558 or contact our technical team for cross-reference assistance with compatible Clario series components.