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Siemens
Combi valves PN 16 with flanged connections
CE1N4315en
Building Technologies
2017-10-25
Technical data
Functional data
PN class
PN 16 as per EN 1333
Permissible operating pressure
1600 kPa (16 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
Rangeability
1:100
Average flow accuracy
+/-10% from
Δ
Pmin
– to 70kPa
from
Δ
Pmin
– to 105kPa
(DN 50-80)
(DN 100-150)
+/- 5% from 70-600kPa
from 105-600kPa
(DN 50-80)
(DN 100-150)
Nominal stroke
DN 50, 65, 80
DN 100, 125
DN 150
20 mm
40 mm
43 mm
Standards
Pressure Equipment Directive
EU Conformity (CE)
PED
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)
1)
DN 65 - DN 150 Category I, module A, with CE-marking as per
article 14, section 2
Environmental compatibility
The product environmental declaration
CE1E4315en
2)
contains data on
environmentally compatible product design and
assessments (RoHS compliance, materials
composition, packaging, environmental benefit,
disposal).
Materials
Valve body
DN 50-80, 125
DN 100, 150
Gray cast iron GJL-250
Nodular cast iron GJS-400
Stem, spring
Stainless steel
Trim
Brass (DZR)
Regulator
Stainless steel
Seals
EPDM
1)
Valves where PS x DN < 1000, do not require special testing and cannot carry the CE label.
2)
The documents can be downloaded from
