Schneider miniature circuit breaker Acti9 iC40N, characteristic curve B, 3P+N, 25A - A9P44725

Schneider Electric Acti9 iC40N miniature circuit breaker 25A B-characteristic – A9P44725 (3P+N)

The Schneider Electric A9P44725 is a high-quality miniature circuit breaker (MCB) with three protected poles and neutral (3P+N) from the renowned Acti9 iC40N series . With a rated current of 25 amps and a B-characteristic, it is ideally suited for three-phase circuits with low inrush currents – e.g., for lighting and socket circuits in residential and commercial buildings.

Thanks to thermomagnetic tripping technology, high switching capacity and robust construction, this circuit breaker offers maximum safety and durability for modern electrical installations.

Technical Product Specifications

• Manufacturer: Schneider Electric
• Series: Acti9 iC40N
• Article number: A9P44725
• EAN: 3606481326089
• Number of poles: 3P+N (three protected poles + neutral conductor)
• Characteristic curve: B (magnetic release at 3–5 × In)
• Rated current [In]: 25 A
• Network type: AC
• Operating voltage [Ue]: 400 V AC, 50/60 Hz
• Rated insulation voltage [Ui]: 440 V AC
• Impulse voltage withstand [Uimp]: 4 kV
• Switching capacity:
  • 6,000 A according to EN/IEC 60898-1
  • 10,000 A according to EN/IEC 60947-2
• Rated operating breaking capacity [Ics]:
  • 6,000 A (100% Icn)
  • 7,500 A (75% Icn)
• Triggering technology: Thermomagnetic
• Contact position indicator: Yes (ON/OFF + trigger indicator)
• Limitation class: 3
• Control: Toggle switch
• Suitable for insulation: Yes (EN/IEC 60947-2)

Connection and assembly details

• Mounting: DIN rail, 6 modules (9 mm pitch), clip-on
• Clamps: Tunnel clamps top/bottom
  • Flexible: 1–10 mm²
  • Rigid: 1–16 mm²
• Wire insulation: 14 mm
• Tightening torque: 2 Nm
• Locking mechanism: Padlock option
• Protection class: IP20 (IP40 inside housing)
• Installation height: max. 2,000 m

Dimensions and lifespan

• Height: 85 mm
• Width: 54 mm
• Depth: 74 mm
• Weight: approx. 345 g
• Mechanical lifespan: 20,000 switching cycles
• Electrical lifespan: 10,000 switching cycles
• Operating temperature: -25 to +70 °C
• Storage temperature: -40 to +85 °C
• Humidity: up to 95% at 55°C

Shipping costs: free shipping within the EU for orders over €149; for orders under €149, we charge €5.90 shipping costs.

Switzerland: flat rate €25.00

Returns: You can cancel your purchase within 14 days of receipt and then return the products to us. Please note that for sustainability reasons and a fair pricing philosophy, we only cover return shipping costs in the case of a defect or warranty claim.

Schneider Electric Austria Ges.mbH
EURO PLAZA, Am Euro Platz 2 / Staircase 6 / 3rd floor
A-1120 Vienna
office.at@se.com