Compact NSX | Schneider | LV431630 Molded Case Circuit Breaker Fast Ship

Product Description: Schneider Electric LV431630

The Schneider Electric LV431630 is a 3-pole molded case circuit breaker (MCCB) from the Compact NSX400N range. It is designed for protection of electrical installations against overloads and short-circuits in low-voltage distribution systems. With a rated current of 400 A and a fixed thermal-magnetic trip unit, it provides reliable protection for power circuits in industrial, commercial, and infrastructure applications.

Key Features

• Number of poles: 3P (3-pole)
• Rated current (In): 400 A
• Rated operational voltage (Ue): Up to 690 V AC
• Breaking capacity:
  • 36 kA at 415 V AC
• Trip unit type: Thermal-magnetic (fixed)
• Frame size: NSX400
• Installation: Fixed
• Front rotary handle (optional)
• Mechanical and electrical trip indicators
• Compliance: IEC 60947-2

Technical Specifications

• Rated insulation voltage (Ui): 800 V
• Rated impulse withstand voltage (Uimp): 8 kV
• Frequency: 50/60 Hz
• Mechanical durability: 20,000 operations
• Electrical durability: 5,000 operations at full load
• Mounting: Panel mounting with screw connections
• Protection degree: IP40 (device), IP55/IP65 with enclosure accessories
• Operating temperature: -25°C to +70°C
• Storage temperature: -50°C to +85°C
• Dimensions (W x H x D): Approx. 140 mm x 255 mm x 110 mm
• Weight: Approx. 4.5 kg

Application Areas

• Main and sub-main electrical distribution
• Industrial switchboards
• Commercial buildings
• Generator and transformer protection
• Load centers and motor control panels

Advantages

• High-performance circuit protection with compact size
• Fixed thermal-magnetic trip unit for standard protection
• Excellent short-circuit breaking capacity
• Easy to install and maintain
• Compatible with a wide range of accessories for monitoring and control