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Siemens
Combi valves PN 25 with flanged connections
CE1N4316en
Building Technologies
2018-04-18
Technical data
Functional data
PN class
PN 25 as per EN 1333
Permissible operating pressure
2500 kPa (25 bar) as per ISO 7628 /
EN 1333
Volumetric flow deviation
< ±10% within differential pressure range
Valve characteristic
Linear as per VDI/VDE 2173
Leakage rate
Class IV (0…0.01% of volumetric flow
100
V
%
)
to EN 1349
Operating direction
Normally open (push to close)
Permissible media
Low temperature hot water, medium
temperature hot water, chilled water, water
with antifreeze
Recommendation: Water treatment to
VDI 2035
Medium temperature
1...120 °C (DN150; 110 °C)
Rangeability
1:100
Nominal stroke
DN 50, 65, 80
DN 100, 125
DN 150
20 mm
40 mm
43 mm
Standards, directives and
approvals
EU Conformity (CE)
CE1T4315xx
1)
EAC conformity
Eurasia conformity
Pressure Equipment Directive
PED 2014/68/EU
Pressure Accessories
Scope: Article 1, section 1
Definitions: Article 2, section 5
Fluid group 2
DN 50 Without CE-marking as per article 4,
section 3 (sound engineering practice
)
2)
DN 65…150 Category I, module A, with CE-marking as
per article 14, section 2
Environmental compatibility
The product environmental declaration
CE1E4315en
1)
contains data on
environmentally compatible product design
and assessments (RoHS compliance,
materials composition, packaging,
environmental benefit, disposal).
1)
The documents can be downloaded from
http://siemens.com/bt/download
2)
Valves where PS x DN < 1000, do not require special testing and cannot carry the CE label.
