Invention Grant
US5281776A Multipole circuit breaker with single-pole units 失效
具有单极单元的多极断路器

Multipole circuit breaker with single-pole units
Abstract:
A low voltage multipole circuit breaker having a double housing, each pole including a single-pole breaking unit having a parallelepipedic plastic box having two extended side faces. Contacts are further provided and are associated with an extinguishing chamber housed within the single-pole breaking unit. Several units are mounted side by side in the parallelepipedic box to form a multipole circuit breaker.
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