AC double pole breaker

Start by deciding the number of protected poles you need. Two-pole breakers are common for multi-wire circuits, while single-pole units protect individual lines. In this selection you’ll see 2P variants rated from 16 A to 63 A, plus 1P options like 20 A and 63 A. Choose based on the circuit’s current demands and whether it shares a neutral conductor. This impacts safety and reliability in electrical distribution.

The current rating indicates the maximum current the breaker can safely handle before tripping. For typical household circuits, 16 A to 20 A is common, while heavier circuits such as appliances may require 25 A or higher. In this lineup you’ll find 20 A, 25 A, 40 A, and 63 A options. Match the rating to the circuit’s wire gauge and the load it serves to prevent overheating or nuisance trips.

A C-curve breaker is designed for general-purpose use, balancing short-circuit protection with normal operating loads. It handles standard inrush currents without nuisance trips, making it suitable for many lighting and outlet circuits. The lineup includes several 2P or 1P breakers with C curves, aligning with common residential and small commercial installations where steady performance is essential.

Earth-leakage protection adds an important safety layer by detecting insulation faults that could lead to shocks. If your electrical setup includes sensitive equipment or regulatory requirements, choose a double-pole breaker with earth leakage protection, as seen in one of the offerings. This combination helps protect both people and equipment in homes and small industrial spaces.

Schneider Electric Acti9 devices are widely used for their reliability and standardized interface, making integration with existing panels straightforward. The range includes 2P and 1P variants with a variety of current ratings and curve types, suitable for both new installations and upgrades. Choosing a reputable brand supports consistent performance and easier part support across installations.

Most units in this range share compact footprints designed for standard DIN rail mounting. For example, several models use a width around 36 mm and heights near 85 mm with varying depths. When selecting, verify the exact dimensions and mounting compatibility with your panel to ensure a snug fit, easy wiring access, and secure attachment without obstructing adjacent modules.