Miniature circuit breakers (MCBs)

Miniature circuit breakers (MCBs)

Miniature circuit breakers (MCBs) ABB, the inventor of miniature circuit breaker technology, offers the largest selection of current-limiting, compact, DIN-rail mounted MCBs for AC and DC applications. Thermal and magnetic trips are provided to cover both over-current and short-circuit faults.
  • UL 489, UL 1077 and IEC
  • 0.2 to 100 A, up to 600 V AC/DC and 50 kA short circuit protection
  • Accessories: bus bars, auxiliary and signal contacts, shunt trip and lock out/tag out
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