S300P

Discover a new level of performance, efficiency, and safety with the S300P miniature circuit breakers. Fully compatible with the existing ABB's System pro M compact® accessories, the S300 P ensures reliable protection in demanding applications such as industrial applications, commercial buildings, data centers and e-mobility by reducing downtime and increasing service continuity. Additionally, the new generation S300 P offers new functionalities. including the Trip Position Indicator (TPI), the Dual DIN-rail clip, and a QR code for quick access to documentation, certificates, and technical data.

MAIN BENEFITS

Flexible

Wide range for many different applications & functions, fully compatible with existing System pro M compact® accessories

Simple

Easy removal of the device with tool-free dual DIN-rail clip, even when mounted on busbars

Innovative

Increased impulse withstand voltage and lower internal resistance for improved safety and energy efficiency thanks to reduced power loss; Trip Position Indicator (TPI) to identify tripping events (e.g. overload, short-circuit)

Robust performance

High level of 25kA of overcurrent and short circuit protection for the complete MCB range (0.2A - 63A) combined with best-in-class technical features for improved robustness and safety

Part of the ABB EcoSolutions™ portfolio

The ABB EcoSolutions™ label provides full transparency to environmental impacts across the entire product lifecycle. Products within the portfolio comply with a set of key performance indicators defined in ABB’s circularity framework and carry an external, third-party verified environmental product declaration (ISO 14025). View this product's circular value and environmental footprint via this link.

MAIN FEATURES

Cables up to 35 mm²

Updated terminal design supports larger cables, up to 35 mm²

One module width

One module width, in combination with built-in auxiliary contact, to save installation space

Easy identification

Of the product and highly resistant laser marking

QR code

Simple access to product data and documents via QR code

Global certifications

Worldwide usability with global certifications

100+ YEARS OF MINIATURE CIRCUIT BREAKERS (MCBS)

For more than 100 years, we've been the standard-setter in electrical protection – continuously innovating to meet evolving market demands. Today, our IEC, UL, and CSA-certified portfolio protects millions of installations worldwide, delivering maximum safety for buildings, assets, and infrastructure every single day.

VIDEOS

READY FOR DC (DIRECT CURRENT)

<div>This product range is suitable for DC voltage applications with the following specifications: </div> <ul> <li>1 pole up to 72 VDC</li> <li>2 poles in serial connection up to 125 VDC</li> <li>Icu breaking capacity: 25kA</li> <li>No polarity needs to be considered (polarity independent)</li> <li>All current System pro M compact® accessories can be combined easily</li> </ul>

LANGUAGES

This page is also available in the languages below.   <a rtestyle="none" href="https://new.abb.com/low-voltage/cs/nizke-napeti/produkty/modularni-pristroje/instalacni-jistice/s300-p">Čeština</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/de/produkte/installationsgeraete/sicherungsautomaten/s300p">Deutsch</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/de-ch/produkte/installationsgeraete/sicherungsautomaten/s300p">Deutsch (Schweiz)</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/es/productos/aparamenta-modular/interruptores-automaticos-magnetotermicos/s300p">Español</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/fr/produits/appareillage-modulaire/disjoncteurs-modulaires/s300-p-disjoncteurs-modulaires">Français</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/fr-be/produits/system-pro-m/disjoncteurs-modulaires/s300p">Français (Belgique)</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/fr-ch/produits/appareillage-modulaire/disjoncteurs-modulaires/serie-s300p">Français (Suisse)</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/nl-be/productaanbod/system-pro-m/installatieautomaten/s300p">Nederlands (België)</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/pl/produkty/modulowe-produkty-do-montazu-na-szynie-din/wylaczniki-instalacyjne-nadmiarowo-pradowe/s300p-wy%C5%82aczniki-instalacyjne">Polski</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/fi/tuotteet/moduulikojeet/johdonsuojakatkaisijat/S300P">Suomi</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/sv/produkter/normprodukter/dvargbrytare/s300-p">Svenska</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/el/products/system-pro-m/miniature-circuit-breakers/s300-p">Ελληνικά</a>, <a rtestyle="none" href="https://new.abb.com/low-voltage/zh/products/system-pro-m/miniature-circuit-breakers/s300-p">中文</a>