Acti9 NG125N 2P 20 A C Curve Automatic Switch

Miniature automatic switch Acti9 NG125N, 2 poles, designed to protect electrical circuits in installations for small businesses and small buildings. Its thermal-magnetic technology enables rapid disconnection in case of overloads and short circuits, ensuring safety in residential and industrial environments. Adjustable mounting on DIN 35 mm rail, with position indicator and integrated lock for safety.

Technical Features

• Number of poles: 2P
• Number of protected poles: 2
• Rated current [In]: 20 A at 40 °C
• Network type: AC
• Tripping unit technology: Thermal-magnetic
• Curve code: C
• Breaking capacity [Icu]: 10 kA at 500 V AC 50/60 Hz, 20 kA at 440 V AC 50/60 Hz, 25 kA at 380...415 V AC 50/60 Hz, 50 kA at 220...240 V AC 50/60 Hz, 20 kA at ≤ 250 V DC
• Service breaking capacity [Ics]: 37.5 kA (75 %) at 220...240 V AC 50/60 Hz, 18.75 kA (75 %) at 380...415 V AC 50/60 Hz, 15 kA (75 %) at 440 V AC 50/60 Hz, 7.5 kA (75 %) at 500 V AC 50/60 Hz, 25 kA (100 %) at ≤ 250 V DC
• 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 limit: 8 x In
• Usage category: Category A according to EN > 50 A
• Switching capability: Yes according to EN > 50 A
• Supply frequency: 50/60 Hz
• Position indicator: Yes
• Local indications: On/Off indication, Trip indicator
• Control type: Manual handle, manual trip test
• Mounting type: Adjustable clip
• Mounting support: Symmetrical 35 mm DIN rail
• Spacing: 9 mm, 6 steps
• Height: 103 mm
• Width: 54 mm
• Depth: 81 mm
• Product weight: 0.48 kg
• Mechanical durability: 20000 cycles
• Electrical durability: 10000 cycles
• Lockable: With lock
• Locking options description: Integrated lock
• Connections - terminals: Tunnel-type terminals 1.5…50 mm² rigid, 1…35 mm² flexible
• Cable stripping length for terminal connection: 20 mm
• Torque: 3.5 N·m
• Earth leakage protection: Independent lock
• Compatibility code: NG125
• Protection degree IP: IP20 according to EN/IEC 60529
• Impact protection degree IK: IK05 according to EN/IEC 62263
• Contamination degree: 3 according to EN > 50 A
• Overvoltage category: IV
• Tropicalization: 2 according to IEC 60068-1
• 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 information: Yes
• China RoHS regulation: Proactive China RoHS declaration (outside legal scope of China RoHS)
• WEEE: In the European Union market, the product must be disposed of according to a specific waste collection system and never end up in a general waste container