1 Attention a The Medium temperature is generally not more than 40 b The pH value of the medium is between 6 5 and 8 5 c The volume ratio of solid impurities in the medium is not more than 0 1 and the particle size is not more than 0 2mm 1 Power 0 25kW 2 Head 14m 3 Water Flow 1m h 5 Type Self priming Pump