COMFORT Safety Center DN 20 A25 with Expansion Tank 12 Liters

The comfort Safety Center DN 20 A25 is used to secure closed potable water heaters (PWH) up to a maximum capacity of 380 liters, in accordance with DIN 1988, Part 2, DIN 4753, Part 1, DIN 4807, Part 5, and DIN EN 1488. The comfort Safety Center DN 20 A25 contains all components required by DIN 1988 and DIN EN 1488 for the inlet-side equipment of PWH. The equipment also includes a flow-through fitting with integrated maintenance shut-off valve and a flow-through diaphragm expansion tank (DET) with a nominal volume of 12 liters in a compact design. The housing is made of lead-free brass. The comfort Safety Center DN 20 A25 includes a backflow preventer, a double shut-off valve with integrated test possibility for the backflow preventer, a safety valve with stainless steel seat and drain funnel, a flow-through fitting with integrated maintenance shut-off for the DET, and a wall bracket for fixation. The special design of the unit allows installation as an angle and straight-through form in horizontal and vertical pipes. The diaphragm safety valve can be rotated 360° to adapt to different installation conditions. The wall bracket enables safe and time-saving installation. The additional replacement cartridges (8 and 10 bar) for the safety valve included in the scope of delivery allow adaptation to different potable water heater volumes and maximum operating pressures. Technical data: Inlet pressure: 10 bar Operating pressure: max. 80% of the safety valve's set pressure Operating temperature: max. 30 °C Medium: Potable water Set pressure: 6, 8, 10 bar with included cartridges Installation position: any Flow rate: 2.0 m³/h at Δp 0.2 bar 4.0 m³/h at Δp 1.0 bar Connection size: DN 20