Schneider Electric NSX100 TMD 40A Circuit Breaker NSX100 40A MCCB With TMD Trip Unit for Distribution

• 1. Product Specifications

  
  
  • Brand: Schneider Electric
  • Model: ComPacT NSX100 TMD 40A
  • Type: MCCB (Molded Case Circuit Breaker)
  • Frame current: 100A
  • Rated current: 40A (Ir adjustable 28–40A)
  • Trip unit: TMD Thermal-Magnetic (LI protection)
  • Poles: 3P / 4P
  • Rated voltage: 690V AC
  • Breaking capacity:
    • B: 25kA
    • F: 36kA
    • N: 50kA
    • H: 70kA
    
    
  • Standards: IEC 60947-2, GB 14048.2
  • Dimensions (3P): 70×126×86 mm
  • Weight (3P): approx. 2.1 kg
  • Mounting: Fixed / Plug-in / Draw-out

• Long-time Delay Protection (L): Overload protection with current adjustable from 0.4 to 1 * In, inverse time characteristic
• Short-time Delay Protection (S): Short-circuit short-time delay with current adjustable from 1.5 to 10 * In, delay 0.1 to 0.4 s
• Instantaneous Protection (I): Short-circuit instantaneous at 14 * In fixed (approximately 8820A)
• Display: LED status indicator (operating/faulting)
• Function: Isolation function compliant with IEC 60947-2 standard

• Main circuit and branch circuit protection in industrial power distribution systems
• Factory, data center, and building distribution panels
• Motor, transformer, and capacitor bank protection
• Replaces traditional air switches with precise electronic protection

Standards: IEC 60947-2, GB 14048.2

Certifications: CCC, cULus, CSA, EAC, classification society certifications