The Schneider Electric NSX100N 3P 40A is a 3-pole molded case circuit breaker (MCCB) designed for low-voltage electrical distribution systems. It provides overload and short-circuit protection for three-phase systems, ensuring safety for electrical installations and connected equipment.
Specifications
General
Product Type: Molded Case Circuit Breaker (MCCB)
Series / Family: ComPacT NSX
Model: NSX100N
Number of Poles: 3 (three-phase)
Rated Current (In): 40A
Mounting Type: Fixed (panel or distribution board installation)
Application: Protection for low-voltage three-phase electrical systems
Electrical Ratings
Rated Operational Voltage (Ue): Up to 690V AC (50/60Hz)
Rated Insulation Voltage (Ui): 800V AC
Rated Impulse Withstand Voltage (Uimp): 8kV
Breaking Capacity (Icn): Typically 10kA (AC fault current)
Rated Frequency: 50/60Hz
Protection & Trip Characteristics
Overload Protection: Yes, thermal protection to handle sustained overloads
Short-Circuit Protection: Yes, magnetic protection for short-circuit conditions
Tripping Characteristics:
Thermal protection: Trip at sustained overloads
Magnetic protection: Instantaneous trip for short-circuit conditions
Response Time: Instantaneous trip for short circuits, with delayed tripping for overload conditions
Mechanical & Environmental
Terminal Connections: Screw/clamp type for secure conductor attachment
Mechanical Durability: Designed for 10,000+ switching operations
Operating Temperature Range: Suitable for operation in environments with temperatures from -25°C to +70°C
Mounting: Designed for DIN rail mounting, compatible with standard mounting systems for distribution panels
Standards & Compliance
Compliance: Conforms to IEC 60947-2 standards for MCCBs
Certifications: CE marked, with various regional certifications