Circuit breaker EH-3.40 modular ElectroHouse & ndash; type three-phase device for the mains voltage is from 230 to 400 V. The product is the quality of the device from high strength plastic white color, which does not contribute to combustion. Designed to eliminate dangerous situations, as well as their consequences. Functional purpose have immediate disconnection of electrical power upon failure of the power supply and such incidents as a short circuit, overvoltage, human contact with the bare wire and others. Installation of this product is recommended in each house, as it provides decent protection and fire safety. Perfectly serves for many years.