Solid-state type breaker: S series

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FUJI solid-state type circuit breaker equipped with micro-computer controlled multi-functional electronic trip device with rated current switching function, adjustable function for tripping characteristics, and pre-alarm function. In response to enhanced electric installation, this circuit breaker provides high reliability and full range of protections.


S series image
IEC 60947-2, JIS C8201-1
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Product Descricption

  • Feature
  • Types and ratings
  • Dimentions
  • Type number nomenclature

Design features

  • Equipped with a load current pre-trip alarm
    Constantly monitors the load current, and outputs an alarm when the set current is exceeded.
  • Adjustable rated current
    The rated current is easy to vary in 5 to 6 steps using an adjustment dial.
  • Wide-range-adjustable trip characteristics The current and time for instantaneous tripping and short-/long-time delay tripping can be set by the user.
  • Adjustable ground fault tripping determinate and set a current level for ground fault detection in the ranging between 10% to 40% of the rated CT current.

Breaking capacities

S series
SA1000E, SA1200E, SA1600E

Dimensions SA1000E, SA1200E, SA1600E
Dimensions SA1000E, SA1200E, SA1600E

S series

Characteristic curves BW32, 50, 63, 100, EW32, 50, 63, 100

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