Acti9 NG125N is a low-voltage circuit breaker. It is a 4P circuit breaker with 4 protected poles, rated current of 100A and trip curve D. The rated short-circuit breaking capacity is up to 25 kA from 380VAC to 415VAC in accordance with EN/IEC 60947-2 and 25 kA from 380VAC to 415VAC in accordance with EN/IEC 60947-2. It complies with industrial standards EN/IEC 60898-1 and residential standards EN/IEC 60947-2.

This miniature circuit breaker protects circuits from short circuits and overload current. It is suitable for isolation in the industrial sector according to IEC/EN 60947-2. Trip on failure is indicated by a red mechanical indicator light on the front of the switch. It has an electrical resistance of up to 5000 cycles and a mechanical resistance of up to 20000 cycles.

The operating voltage Ue changes from 380VAC to 415V AC. The rated insulation voltage Ui is 690V AC. The rated impulse withstand voltage Uimp is 8 kV. The operating frequency is 50 Hz or 60 Hz. It is DIN rail installable. Its width is 12 steps of 9 mm. The pollution degree is 3. The overvoltage category is IV.

The total dimensions are (H) 108 mm x (W) 103 mm x (D) 81 mm. The weight is 0.96 kg. It has an IP20 degree of protection (according to IEC/EN 60529) on its terminals in a modular enclosure. The operating temperature is between -30°C and 70°C. The storage temperature is between -40°C and 70°C.

A circuit breaker is a safety device that can automatically (i.e., without external intervention) interrupt the flow of electric current in an electrical circuit in the event of an overcurrent.

Acti9 NG125N is a low-voltage circuit breaker. It is a 4P circuit breaker with 4 protected poles, rated current of 100A and trip curve D. The rated short-circuit breaking capacity is up to 25 kA from 380VAC to 415VAC.

This miniature circuit breaker protects circuits from short circuits and overload current. It is suitable for isolation in the industrial sector. Trip on fault is indicated by a red mechanical indicator light on the front of the circuit breaker. It has an electrical resistance of up to 5000 cycles and a mechanical resistance of up to 20000 cycles.

Curve D, trip threshold from 10 to 29 times In, for application of circuits with high inrush currents (motors, transformers, etc.).

Rated service interrupting capacity:

• 37.5 kA 75 % complying with EN/IEC 60947-2 - 220...240 V "AC" "50/60 Hz"
• 18.75 kA 75 % compliant with EN/IEC 60947-2 - 380...415 V "AC" "50/60 Hz"
• 15 kA 75 % complying with EN/IEC 60947-2 - 440 V "AC" "50/60 Hz"
• 7.5 kA 75 % complies with EN/IEC 60947-2 - 500 V "AC" "50/60 Hz"
• 20 kA 100 % complying with EN/IEC 60947-2 - <= 500 V DC
  
  

Features:

• Control type: Manual release test Lever
• Local signaling: ON/OFF indication - Trip indicator
• 9 mm steps: 12
• Mechanical life: 20000 cycles
• Electrical life: 5000 cycles
• Description of locking options: Integrated padlock
• Terminal connections: Cage clamps1670 mm² rigid - Cage clamps1050 mm² flexible
• Wire stripping length: 20 mm
• Tightening torque: 6 Nm
• Differential protection: Separate block
• IP degree of protection: IP20
• Degree of protection IK: IK05
• Pollution degree: 3
• Relative humidity: 95 % at 55°C
• Operating ambient temperature: -30/+70°C
• Storage temperature: -40/+70°C