Low-voltage Circuit Breakers

Product List

• Air Circuit Breakers

  
  Products as the main circuit protective device to make electrical equipment multifunctional.
  • Air Circuit Breakers (ACB) AE-SW

• Molded Case Circuit Breakers

  
  Products for the protection of an overload, short-circuit basically.
  • Molded-Case Circuit Breakers (MCCB) NF
  • Motor Protection Breakers NF

• Earth Leakage Circuit Breakers

  
  Products for the protection of an overload, short-circuit and earth-leakage basically.
  • Earth-Leakage Circuit Breakers (ELCB) NV
  • Motor Protection Breakers NV

• Miniature Circuit Breakers

  
  For small ampere branch circuit, products for the protection of an overload, short-circuit (MCB) and earth leakage (RCCB/RCBO) basically.
  • Miniature Circuit Breakers (MCB) BH-D, BH-DN
  • Residual Current Circuit Breakers (RCCB) BV-D
  • Residual Current Circuit Breakers with Overload Protection (RCBO) BV-DN
  • Isolation Switches KB-D

• Circuit Breakers for Equipment

  
  Products also suitable to install inside the equipment by a small size.
  • Circuit Protectors (CBE) CP

• Molded Case Circuit Breakers for DC circuit (up to 1000VDC)

  
  Circuit Breakers mainly used for Photovoltaic power generation system.
  • Molded Circuit Breakers for DC use NF-HD

• UL 489 Listed Circuit Breakers

  
  Mandatory products for overcurrent protection of North American countries.
  • UL 489 Listed Molded Case Circuit Breakers NF-U
  • UL 489 Listed Molded Case Circuit Breakers with Ground Fault Protection NV-U

• Molded Case Circuit Breakers with MDU

  
  Products for the detection of information of a circuit - it may be support energy saving of the system.
  • Molded Case Circuit Breakers with Measuring Display Unit

• Circuit Breakers for Use in Particular Applications

  
  Products to be more suitable for the particular application.
  • Instantaneous tripping Circuit Breakers
  • Isolation Switches DSN

• Circuit Breakers for Panelboard and Control board

  
  Products suitable for any panelboards and control boards by small size.
  • Circuit Breakers for Control board NF-FA
  • Circuit Breakers for Control board NF-FAU, FHU
  • Circuit Breakers for Panelboard NF-KC

• Earth Leakage Relays

  
  Products suitable to add the earth-leakage protection to existing systems.
  • Earth Leakage Relays NV-Z

• Accessories and Related Components

  
  Products to extend the performance of a breaker by installing it in/on the breaker.
  • Internal Accessories AL, AX, SHT, UVT
  • External Accessories Handle, TC, HL, MD
  • Breaker Testers

• Engineering Software

  
  Calculation and selection software for low-voltage circuit breakers.
  • MELSELECT
  • MELSHORT 2