SYR Safety Center 4807 with 12L expansion tank

The 4807 Safety Center is used to secure closed domestic hot water heaters (DHW) up to a maximum content of 560 liters, in accordance with DIN 1988, Part 2, DIN 4753, Part 1, DIN 4807, Part 5 and DIN EN 1488. The 4807 Safety Center contains all components prescribed by DIN 1988 and DIN EN 1488 for the inlet-side equipment of DHW heaters. 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 4807 Safety Center includes a double shut-off valve, an additional connection for a cold water consumer, a backflow preventer, a safety valve with stainless steel seat and drain funnel, a flow-through fitting with integrated maintenance shut-off valve for the DET, and a wall bracket with compensating screw connection. The special design of the unit allows installation as an corner or in-line version 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 + 10 bar) for the safety valve, which are included in the scope of delivery, allow adaptation to different DHW heater volumes and maximum operating pressures. The 4807 Safety Center is sound-tested and meets the requirements of sound protection class 1. Technical data: Inlet pressure: min. 2 bar, max. 16 bar Operating pressure: max. 80 % of the safety valve's set pressure Operating temperature: max. 30 °C Medium: Drinking water Set pressure: 6, 8, 10 bar with included cartridges Installation position: any, safety valve not downwards Flow rate: 2.0 m³/h at Δp 0.2 bar 4.0 m³/h at Δp 1.0 bar Component test number: TÜV-SV-20-545-DN-W-p Connection size: DN 20