All Power Vision, enormous boost of switching power supplies get power reserves through the integrated power. An easy start-up for consumers with high inrush currents is ensured. Even the rapid triggering of low-cost standard circuit breakers is for the first time possible, thanks to the Top Boost technology. The power supplies are equipped with internal input fuse. The use of the devices without the usual fuse for protecting the device saves money & space in your plant. The electronic device monitors the amount of input voltages, possible loss phase, frequency & phase sequence