Air Circuit  Breakers are designed as main breaker to protect electrical equipment against overload currents, short circuit currents and ground faults. It is suitable for use in smart building distribution systems in power plants, factories, mines and especially in buildings that are expected to draw high loads.

Sigma Air Circuit  Breakers are produced as fixed type or withdrawable type according to the need in accordance with TS EN 60947-2 standard and CE norms. If desired, functions such as remote opening, closing and opening at low voltage can be performed with the combination of low voltage coil, low voltage coil, closing coil and motor mechanism, thanks to the wide range of accessories available.

4 different functions of Air Circuit  Breakers

• Opening and closing the circuit

Protection against overloads

Protection against short circuit currents

Ground fault protection