Schneider Electric A9N18369 C120N 3P 125A Miniature Circuit Breaker Acti 9

The Schneider Electric A9N18369 C120N is a 3-pole 125A miniature circuit breaker from the Acti 9 C120 series, engineered for reliable overcurrent protection in commercial and industrial distribution boards. Designed for DIN rail mounting, the C120N offers a compact modular footprint suitable for high-current final circuits and main distribution applications. Weighing just 0.82 kg, this MCB delivers robust performance in a space-efficient package.

Technical Specifications

Applications & Use Cases

• Main Distribution Boards: Ideal as a main protective device for 3-phase distribution panels in commercial buildings and industrial facilities.
• High-Current Final Circuits: Suitable for protecting large loads such as HVAC equipment, motors, and industrial machinery up to 125A.
• Modular Switchgear Panels: The Acti 9 C120N integrates seamlessly with other Acti 9 modular components for building comprehensive protection assemblies on standard DIN rail.
• Retrofit & Upgrade Projects: Compact dimensions and standard DIN rail mounting make the C120N a straightforward replacement or upgrade in existing switchboards.

Frequently Asked Questions

What is the rated current of the Schneider Electric A9N18369?

The A9N18369 C120N is rated at 125A.

How many poles does the A9N18369 C120N have?

This MCB is a 3-pole (3P) device, suitable for 3-phase circuits.

What series does the A9N18369 belong to?

The A9N18369 belongs to the Schneider Electric Acti 9 C120 series of modular miniature circuit breakers.

What is the mounting method for this MCB?

The C120N mounts on standard DIN rail, compatible with typical modular switchgear enclosures.

What is the weight of the A9N18369?

The unit weighs 0.82 kg.