Acti9 NG125H 2P 40 A C Curve Automatic Circuit Breaker

Miniature automatic circuit breaker Acti9 NG125H, 2 poles, 40 A, designed to protect electrical circuits in small commercial and residential installations. Its operation is based on thermal-magnetic technology, providing protection against overloads and short circuits. Suitable for currents above 0.1 A, and installed on a symmetrical 35 mm DIN rail.

Technical Specifications

• Number of poles: 2P
• Number of protected poles: 2
• Rated current [In]: 40 A at 40 °C
• Network type: AC current
• Tripping unit technology: Thermal-magnetic
• Curve code: C
• Breaking capacity code: H
• Breaking capacity [Icu]: 36 kA at 380...415 V AC 50/60 Hz
• Service breaking capacity [Ics]: 27 kA 75 % according to Icu - 380...415 V AC 50/60 Hz
• Rated operating voltage [Ue]: 380...415 V AC 50/60 Hz, 500 V AC 50/60 Hz, 220...240 V AC 50/60 Hz, 440 V AC 50/60 Hz, <= 250 V DC
• Rated insulation voltage [Ui]: 690 V AC 50/60 Hz
• Surge voltage withstand [Uimp]: 8 kV
• Magnetic trip threshold: 8 x In +/- 20%
• Contact position indicator: Yes
• Local indicators: On/Off indication, Trip indicator
• Control type: Handle, manual trip test
• Mounting support: Symmetrical 35 mm DIN rail
• Step size: 9 mm
• Height: 103 mm
• Width: 54 mm
• Depth: 81 mm
• Weight: 0.48 kg
• Mechanical durability: 20000 cycles
• Electrical durability: 10000 cycles
• Lockable: With lock
• Locking options description: Integrated lock
• Connections: Tunnel-type terminals 1.5…50 mm² rigid, 1…35 mm² flexible
• Stripping length: 20 mm
• Torque: 3.5 N·m
• Earth leakage protection: Independent block
• Protection rating IP: IP20
• Impact protection rating IK: IK05
• Contamination degree: 3
• Overvoltage category: IV
• Tropicalization: 2
• Relative humidity: 95 % at 55 °C
• Operating ambient temperature: -30…70 °C
• Storage ambient temperature: -40…70 °C
• Standards: Icu
• Sustainable offering status: Green Premium product
• Compliant with REACh without SVHC: Yes
• EU RoHS Directive: Compliant
• Free of toxic heavy metals: Yes
• Mercury-free: Yes
• RoHS exemptions: Yes
• China RoHS regulation: Proactive declaration
• WEEE: Must be disposed of via specific system in the EU