Data Sheet for Product

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Siemens 2-port and 3-port zone valves, PN16 A6V10421629_en--_e
Smart Infrastructure 2021-11-29
Engineering notes
Refer to Mounting notes and Commissioning notes.
It is NOT allowed to put a shut off at the bypass port B.
A strainer should be fitted upstream of the valve. This increases reliability.
Valve construction
Valve series
Valve flow in control mode
Valve stem
Inlet A
Outlet AB
Retracted
Extended
2-port valves
01742
A
AB
VVI46../2
A
AB
variable
variable
A
AB
closes
A
AB
opens
The direction of flow MUST be as indicated by the arrow, from A → AB.
Valve construction
Valve series
Valve flow in control mode
Valve stem
Port AB
Port A
Port B
Retracted
Extended
3-port diverting valves
01743
AB A
B
VXI46../2
AB
A
B
Inlet:
constant
Outlet:
variable
Outlet:
variable
AB A
closes
B
AB
opens
AB A
opens
B
AB
closes
The direction of flow MUST be as indicated by the arrow, from AB → A
and AB → B (diverting valves).
Recommendation
Warning
Warning