The PS-R single-phase devices in this series are underloaded by undercurrent, and operated without any requirements in terms of level sensors for dry running. The single-phase motors from 3 to 16A are all supported, while the cable feedthrough and precise motor heating are important advantages. These products come with an adjustable reset time for I<, while some of the most common applications supported are in the industrial, domestic and agricultural industries.
These items are ideal for submersible pumps (irrigation, well de-watering, gas stations), as well as surface pumps and other applications like ventilators and conveyor belts.