Data Sheet for Product

10
西门子
A6V11168935_en--_d
Smart Infrastructure
2022-02-23
Technical data
Functional data
PN class
PN 16 to ISO 7268
Working pressure
To ISO 7005 within the permissible “medium
temperature ” range according to the diagram in
Working pressure and temperature.
Flow characteristic
Equal percentage; n
gl
= 3.0 to VDI / VDE 2173
(modified)
Leakage rate
0…0.01% of k
vs
value
Permissible media
Cooling water, chilled water, low temperature hot water,
water with anti-freeze;
Recommendation: water treatment to VDI 2035
Medium temperature
2…80 °C
Rangeability S
v
≥ 200
Materials
Valve body
Ductile iron, EN-GJS-450-10 (QT450)
Ball
Stainless steel (SS304)
Stem
Stainless steel (SS304)
Seat
PTFE
Sphere
Teflon with graphite
Gland materials
EPDM O-rings
Norms and standards
Environmental compatibility
The product environmental declaration A5W90003652
contains data on environmentally compatible product
design and assessments (RoHS compliance, materials
composition, packaging, environmental benefit,
disposal).
General ambient conditions
Operation
EN 60721-3-3
Transport
EN 60721-3-2
Storage
EN 60721-3-1
Environmental conditions
Class 3k5,
Extended 3z11
Class 2K2, 2M2
Class 1K3
Temperature
-15…+55 °C
-30...+65 °C
-15...+50 °C
Humidity
5...95% r. h.
<95% r. h.
5...95% r. h.
Dimensions/weight
Refer to Dimensions [▶ 11] below.