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Miniature Circuit Breakers


Sigma Elektrik Miniature Circuit Breakers, are designed up to 125A, in     accordance with IEC / EN 60898-1 and CE standards. Sigma MCBs are used for protecting the circuits which have different load characteristics against short circuits and overloads.

Main Features

  • Pole Configuration: 1P, 1P+N, 2P, 3P, 3P+N, 4P
  • Nominal current up to 125A
  • Rated short circuit breaking capacities: 3kA,6kA,10kA,16kA
  • Characteristics: B, C, D
  • Standard ranges for immediate tripping in accordance with IEC/EN 60898-1

-Tripping characteristic B 3-5 x In

– Tripping characteristic C 5-10 x In

– Tripping characteristic D 10-20 x In