The Schneider Electric A9N17558 is a 4-pole miniature circuit breaker (MCB) from the Acti9 C40N Librio series, engineered for robust electrical protection in demanding industrial environments. This MCB is designed for DIN rail mounting and features a B-curve tripping characteristic, making it suitable for applications requiring sensitive overload and short-circuit protection, such as in control panels and distribution boards for machinery.

Technical details

• Series: Acti9 C40N Librio
• Poles: 4 (3P+N)
• Rated Current: 32A
• Tripping Curve: B-curve
• Mounting Type: DIN Rail
• Voltage Rating: Verify against manufacturer datasheet for specific voltage class (e.g., 230/400V AC).
• Breaking Capacity: Verify against manufacturer datasheet for specific Icn rating.
• Terminal Type: Verify against manufacturer datasheet for specific terminal configuration.

Applications & compatibility

This Schneider Electric MCB is commonly deployed in electrical distribution systems for manufacturing facilities, automation control cabinets, and building management systems. Its B-curve characteristic makes it ideal for protecting circuits with low inrush currents, such as lighting circuits, control circuits, and sensitive electronic equipment found in packaging machinery, conveyor systems, and HVAC control units.

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 A9N17558 or contact our technical team for cross-reference assistance with compatible Acti9 series components.