Data Sheet for Product

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Siemens 2- and 3-port valves with flanged connections, PN 25 CE1N4405en
Smart Infrastructure 2019-05-24
When using a stem heating element with a medium temperature of below –5 °C,
the stem sealing gland must be replaced. In this case, the sealing gland must be
ordered separately.
DN
Stock number
DN 15…50
4 284 8806 0
DN 65…150
4 679 5629 0
See page 18
Accessories
Product
number
Stock number
Description
Note
ASZ6.6
S55845-Z108
Stem heating
element
Required for medium temperatures < 0 °C
-
4 284 8806 0
Stem sealing
gland
When using valves of the V..F53.. lines DN 15…50 with a
stem heating element and a medium temperature
below -5 °C, the stem sealing gland must be replaced.
With the gland 428488060 the valve can be used with
water, water with antifreeze and brines between -20 °C
and 150 °C.
-
4 679 5629 0
Stem sealing
gland
When using valves of the V..F53.. lines DN 65…150 with
a stem heating element and a medium temperature
below -5 °C, the stem sealing gland must be replaced.
With the gland 467956290 the valve can be used with
water, water with antifreeze and brines between -20 °C
and 150 °C.
Adapter type
Stock number
Bolts included
Description
VXF41..
ALF41B15
S55845-Z110
4x M12x90mm
Adapter for replacing 3-port valves VXF41.. by
VXF53..
• Due to different dimensions of the bypass
flange
• Every valve to be replaced requires an
adapter
• Adapter is supplied with the required
number and size of bolts and nuts as well
as two suitable flat sealings
Replace 3-port valves VXF41.., DN 65…150
by 3-port valvesVXF43.. (data sheet N4404).
DN 15
DN 15
ALF41B25
S55845-Z111
4x M12x90mm
DN 25
ALF41B40
S55845-Z112
4x M16x90mm
DN 40
ALF41B50
S55845-Z113
4x M16x90mm
DN 50
Note
Spare parts, Rev.-No.