STAINLESS STEEL Submersible pump set for pumping potable and process water. Designed especially for the deep drawing from a depth of 120 meters. The minimum diameter of the borehole and well 100 mm (4 "). Maximum temperature of pumped water 35 ° C and acidity of pH 4-12. Max. Generator cycles is 20 cycles per hour. Products do not endanger the environment. Pump design is patent protected.