Circuit Breakers for the 21st Century

The completion of a full line-up of PSS breakers

As the leading manufacturer of circuit breakers, Mitsubishi Electric has long developed products to fit the needs of the era.  With the completion of the Progressive Super Series (PSS) circuit breakers covering 400~800 Ampere frame (AF).  With our advanced technology and know-how, we're already anticipating the needs of the next era by producing new circuit  breakers for the 21st century: PSS circuit breakers.

RAPID PROGRESS    21st century functions  Mitsubishi Electric is pioneering new technology that will take us into the 21st century.  One such technology is the new digital display unit for circuit condition.  In keeping with the era's needs, it permits energy management.  As such, it can be justly described as a circuit breaker with a brain, a new type of intelligent breaker for the next century. 

DEVELOPMENT    Ease of use  The new circuit breakers are easier to use than ever before.  The module types have been simplified to just two sizes, allowing easier board design standardization and rationalization.  The cassette accessories also make replacement a simple, one-touch operation.

EVOLUTION    Technology  To reflect a variety of uses and applications, the line-up has been further expanded.  This new comprehensive line-up answers the demands of the era for models with high specifications for a range of purposes and applications.

SUPERIORITY    Breaker with a brain  The new digital Electronic Trip Relay (ETR), The brain of the circuit breaker, ensures accurate protection of the circuit.  Using advanced digital technology, Mitsubishi has succeeded in creating a new type of electronic circuit breaker, and realized a new level of safety and reliability.

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