Schneider A9D31725 |Acti9  current breaker  (RCBO).  3P+N circuit breaker with 3 protected poles,25A

Product Overview: Schneider A9D31725 | Acti9 RCBO – 3P+N – 25A – 3 Protected Poles

The Schneider Electric A9D31725 is a high-performance RCBO (Residual Current Breaker with Overcurrent) from the renowned Acti9 series. It features a 3P+N configuration, with three protected poles, a rated current of 25A, and combines earth leakage and overcurrent protection in a single compact device.

Key Features:

• Brand: Schneider Electric

• Series: Acti9

• Model Number: A9D31725

• Product Type: RCBO (Residual Current Breaker with Overcurrent)

• Poles: 3P + N (Three Poles + Neutral)

• Number of Protected Poles: 3

• Rated Current: 25A

• Residual Current Protection: Yes (exact sensitivity value typically 30 mA – confirm from datasheet)

• Voltage: 400V AC (typical for 3P+N RCBOs)

Technical Specifications:

• Tripping Curve: C Curve (standard for general-purpose protection – subject to model confirmation)

• Breaking Capacity: High – suitable for commercial and industrial environments

• Frequency: 50/60 Hz

• Mounting Type: DIN Rail

• Standard Compliance: IEC 61009-1, IEC 61009-2-1

Functional Features:

• Dual Functionality:
  – Combines protection against earth leakage and overcurrent (overload + short-circuit)

• 3 Protected Phases:
  – Enhanced safety with protection on each phase conductor

• Compact Design:
  – Saves space in distribution boards

• Clear Status Indication:
  – Easy-to-read ON/OFF and fault indicators

• Manual Reset Mechanism:
  – Fast and user-friendly operation after fault clearance

Applications:

• Multi-phase residential circuits

• Commercial and light industrial installations

• HVAC systems and motors

• Distribution boards and power panels

• Circuits requiring reliable residual current protection

Benefits:

• High Safety Standards:
  – Detects both leakage currents and overcurrent faults

• Efficient Space Usage:
  – Combines two protection devices in one

• Installation Friendly:
  – Quick snap-on DIN rail mounting

• Cost-Effective Protection:
  – Reduces wiring and simplifies design

• Reliable Performance:
  – Backed by Schneider’s global quality assurance

Typical Users:

• Electricians and electrical contractors

• Panel builders and switchboard manufacturers

• Industrial maintenance teams

• Building system integrators

• MEP consultants and designers