Schneider miniature circuit breaker Acti9 iC40N, characteristic curve C, 3P+N, 16A - A9P54716

Schneider Electric Acti9 iC40N miniature circuit breaker 16A C-characteristic – A9P54716 (3P+N)

The Schneider Electric Acti9 iC40N A9P54716 is a high-performance miniature circuit breaker (MCB) with three protected poles and neutral (3P+N) . With a rated current of 16 amps and a C-curve, it offers reliable protection for three-phase circuits with increased inrush current – ​​ideal for industrial, commercial, and demanding building installations.

Thanks to robust technology, simple DIN mounting and high switching capacity, this circuit breaker is ideally suited for applications with motors, heating systems or distribution systems.

Technical Highlights

• Manufacturer: Schneider Electric
• Series: Acti9 iC40N
• Article number: A9P54716
• EAN: 3606481326140
• Number of poles: 3P+N (three protected poles + neutral conductor)
• Characteristic curve: C (magnetic release at 5–10 × In)
• Rated current: 16 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 operational breaking capacity [Ics]:
  • 6,000 A (100% Icn)
  • 7,500 A (75% Icn)

Construction and installation properties

• Mounting: DIN rail, 6 modules (9 mm grid)
• Mounting type: Clip-on
• Clamps: Tunnel clamps top/bottom
  • Flexible: 1–10 mm²
  • Rigid: 1–16 mm²
• Tightening torque: 2 Nm
• Wire insulation: 14 mm
• Locking mechanism: Padlock option available
• Protection rating: IP20 (IP40 inside the housing)
• Permissible installation height: up to 2,000 m
• Operating temperature: -25 to +70 °C
• Storage temperature: -40 to +85 °C
• Relative humidity: up to 95% at 55°C

Dimensions and lifespan

• Height: 85 mm
• Width: 54 mm
• Depth: 74 mm
• Weight: approx. 345 g
• Mechanical lifespan: 20,000 switching cycles
• Electrical lifespan: 20,000 switching cycles

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