Schichtspeicher Schönberg Heiztechnik SPS 800 714 Liter aede a dual thermal discharge safety ETWS150+EEHP2 a dual thermal discharge safety device and a buffer tank are required The stratification supports an orderly temperature distribution in the tank and facilitates the usable supply of heating water within the system operating pressure 5 bar Diameter without insulation 790 mm Height above floor 1690 mm Tipping dimension without insulation 1710 mm Weight without insulation 170 kg Loading unloading connections 8 x 1 1 2" female thread Sensor controller connections 4 x 1 2" female thread Ventilation 1 1 4" female thread Electric heating element connection 2 x 1 1 2" female thread Insulation variants 100 mm EPS class C The specific connection assignment depends on the system planning