Data Sheet for Product

13
Siemens A6V10960349_en--_c
Smart Infrastructure 2021-02-23
Warranty
Technical data on specific applications are valid only together with Siemens products listed
under "Equipment combinations". Siemens rejects any and all warranties in the event that
third-party products are used.
Technical data
Functional data
VVG44.. VXG44..
PN class PN 16 per ISO 7268
Operating pressure Per ISO 7005 within the permissible media temperature as per Section
Technical design [➙ 2]
Characteristic curve 0…100 % linear as per VDI / VDE 2173
Leakage rate 0…0.02 % of k
vs
value per
DIN EN 1349
0…0.02 % of k
vs
value per
DIN EN 1349 (through-put and
bypass)
Permissible media Chilled water, hot water, water with frost temperature.
Recommendation: Water treatment per VDI 2035
Medium temperature
1)
1…120 °C
Rangeability S
v
DN 15: >50 or >100, see Section Type overview [➙ 6]
DN ≥20: >100
Nominal stroke 5.5 mm
Rotational angle 90 °
Materials
Housing Bronze CC499K
Seat in through-put CrNi steel, bronze (worked directly into housing) or Messing
Seat in bypass (VXG44.. only) Bronze (worked directly into housing) or brass
Plug CrNi steel or brass
Stem CrNi steel
Sealing gland Brass
Gland materials EPDM-O rings
Dimensions / Weight
See Dimensions [➙ 14]
Connections with external threading G..B per ISO 228-1
Actuator fixing G ¾’’
Standards, directives and approvals
Pressure Equipment Directive DGR 2014/68/EU
Pressure accessories
Fluid group 2
Range: Article 1, para. 1
Definition: Article 2, para. 5
Without CE certification as per article 3, para. 3
(generally applicable engineering practice)
2)
EAC compliance Eurasian compliance
Environmental compatibility Environmental Declaration CE1E4364en
3)
contains data on environmental-
compatible product design and assessment (RoHS compliance,
compositions, packaging, environmental benefits and disposal).
1)
With ALG..B fitting up to 100 °C
2)
Fittings for a product where PS x DN < 1000, do not require special testing and cannot have CE labeling
3)
See Section Product documentation [➙ 10]