Overview
Prepare your enquiry
Stock reference 419743 identifies an item described as: stock designation four poles, C25 and 4500 A. A circuit breaker is selected to protect a circuit against overcurrent under its manufacturer’s stated conditions. Rated current, trip curve and breaking capacity serve different purposes: check prospective short-circuit current and protection coordination at the installation point.
A precise reference and a clear requirement help our team check your selection.
- Include quantities and the intended use.
- Describe existing equipment and interfaces to check.
- Specify the documents or technical details your project requires.
Applications
For a distribution-board outgoing circuit after checking the circuit, supply and upstream/downstream protection. Confirm the reference, protected/switched poles, voltage, curve, breaking capacity and accessories. Do not treat this breaker as residual-current protection without model-specific evidence.


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