STIEBEL ELTRON Safety Group ZH 1, for DHW floor-standing unvented cylinders, 10 bar

Safety group G 3/4 for electric/
and combination storage tanks up to 1000 litres
capacity. Standard with
safety valve 0.6 MPa (6 bar) for
storage tanks with a permissible
operating pressure of 0.6 MPa (6 bar).
Included replacement cartridge for
diaphragm safety valve with 1.0 MPa
(10 bar). Standard equipment according to DIN 1988
with shut-off valve
backflow preventer with test device
(2 shut-off valves) pressure gauge connection
diaphragm safety valve and
drain funnel. A pipe interrupter is integrated in the drain funnel of the
safety valve to prevent
back suction of drain water.
The safety valve can be rotated
and exchanged via a screwed connection to adapt
to different installation conditions.
The safety group allows installation
as corner and straight-through forms in
horizontal and vertical pipes. In
vertical pipes, the
safety group may only be installed in
the direction of flow from bottom to top.