Acti9 NG125N 3P 16 A C Curve Automatic Switch

Miniature circuit breaker from the Acti9 NG125N range, designed to protect electrical circuits in industrial and commercial installations.

Technical Features

• Number of poles: 3P
• Number of protected poles: 3
• Rated current [In]: 16 A at 40 °C
• Network type: AC Direct current
• Tripping curve: C
• Breaking capacity Icu: 25 kA at 380–415 V AC 50/60 Hz
• Service breaking capacity [Ics]: 15 kA (75 % of Icu) at 440 V AC 50/60 Hz
• Rated operating voltage [Ue]: 220–240 V, 380–415 V, 440 V, 500 V AC 50/60 Hz
• Rated insulation voltage [Ui]: 690 V AC 50/60 Hz
• Surge voltage withstand [Uimp]: 8 kV
• Supply frequency: 50/60 Hz
• Contact position indicator: Yes
• Local indicators: Trip indicator, on/off indication
• Mounting support: Symmetrical 35 mm DIN rail
• Height: 103 mm
• Width: 81 mm
• Depth: 81 mm
• Weight: 0.72 kg
• Mechanical durability: 20 000 cycles
• Electrical durability: 10 000 cycles
• Lockable: With integrated lock
• Connections: Tunnel-type terminals (1.5–50 mm² rigid, 1–35 mm² flexible)
• Stripping length: 20 mm
• Tightening torque: 3.5 N·m
• Protection degree IP: IP20
• Impact protection degree IK: IK05
• Contamination degree: 3
• Overvoltage category: IV
• Tropicalization: 2
• Operating ambient temperature: -30 °C to +70 °C
• Storage ambient temperature: -40 °C to +70 °C
• Standards: Icu
• Compliant with EU RoHS, REACh without SVHC, mercury-free, free of toxic heavy metals