Molded-case circuit breakers are utilized to open/close low-voltage circuits and protect wiring by automatically closing circuits when overloading or short-circuiting occurs.


This basic model has excellent cost performance. Standard products range from 30 to 800A frames.


This standard model lineup, with products from 32A to 1600A frames, can be used for a wide range of applications. (H Series: 63A-800A frames)


Realizing the world's maximum breaker capacity of 200kA, this high breaking capacity/high earth leakage circuit breaker is the optimum model for backup shutdown.