Acti9 NG125L 4P 40 A B Curve Automatic Switch

Miniature automatic switch from the Acti9 NG125 range, designed to protect electrical circuits in installations in small buildings and small businesses. Offers thermal and magnetic protection with B curve, suitable for applications requiring rapid response to overloads and short circuits.

Technical Features

• Number of poles: 4P
• Number of protected poles: 4
• Neutral position: Left
• Rated current [In]: 40 A at 40 °C
• Network type: AC
• Trip unit technology: Thermal-magnetic
• Curve code: B
• Breaking capacity code: L
• Breaking capacity [Icu]: 100 kA at 220...240 V AC 50/60 Hz, 40 kA at 440 V AC 50/60 Hz, 50 kA at 380...415 V AC 50/60 Hz, 15 kA at 500 V AC 50/60 Hz, 36 kA at ≤ 500 V DC
• Service breaking capacity [Ics]: 75 kA (75 %) at 220...240 V AC 50/60 Hz, 37.5 kA (75 %) at 380...415 V AC 50/60 Hz, 30 kA (75 %) at 440 V AC 50/60 Hz, 11.25 kA (75 %) at 500 V AC 50/60 Hz, 50 kA (100 %) at 500 V DC
• Rated operating voltage [Ue]: 220...240 V AC 50/60 Hz, 380...415 V AC 50/60 Hz, 440 V AC 50/60 Hz, 500 V AC 50/60 Hz
• Rated insulation voltage [Ui]: 690 V AC 50/60 Hz
• Surge voltage withstand [Uimp]: 8 kV
• Magnetic link limit: 4 x poles
• Usage category: A
• Switching capability: Yes
• Frequency: 50/60 Hz
• Contact position indicator: Yes
• Control type: Manual handle, manual trip test
• Local indicators: Trip indicator, On/Off indication
• Mounting type: Adjustable clip
• Mounting support: Symmetrical 35 mm DIN rail
• Phase spacing: 27 mm
• Spacing steps: 9 mm, 12 steps
• Height: 103 mm
• Width: 108 mm
• Depth: 81 mm
• Product weight: 0.96 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
• Stripping length for terminal connection: 20 mm
• Tightening torque: 3.5 N·m
• Earth leakage protection: Independent block
• Compatibility code: NG125
• Protection degree IP: IP20 according to IEC 60529
• Impact protection degree IK: IK05 according to EN/IEC 62263
• Pollution degree: 3
• Overvoltage category: IV
• Tropicalization: 2 according to IEC 60068-1
• Relative humidity: 95 % at 55 °C
• Maximum operating altitude: 2000 m
• 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
• China RoHS regulation: Proactive China RoHS declaration (outside legal scope of China RoHS)
• RoHS exemptions information: Yes
• WEEE: In the European Union market, the product must be disposed of according to a specific waste collection system and must never end up in a general waste container