Pumps SE 1250-70-11 and electric pump units are designed for pumping of water in heat networks. Water should not contain solid particles more than 0,2 mm in size and concentration more than 5 mg/l.

Pumps are manufactured in a climatic category of a moderately cold climate – they are designed for macroclimatic regions with temperate and cold climates, placement category 4 – operation in rooms (volumes) with artificially controlled climate conditions.