Series 259

Welded expansion vessel only for primary circuit of solar thermal systems, EC certification.

259050.png
259050_dim~-~page-1.png
259050.png
259050_dim~-~page-1.png
Download high resolution

Product Description

Welded expansion vessel only for primary circuit of solar thermal systems, EC certification.
Diaphragm membrane.
Conforms to EN standard 13831.

Technical data

Pre-charge: 2,5 bar
Maximum percentage of glycol: 50 %
Medium: water, glycol solutions
Diaphragm temperature range: -10–70 °C
System working temperature range: -10–120 °C
Maximum working pressure: 10 bar

Certifications

CE0045

Drawings and specifications

Part number Connection Volume Actions
259080 R 1" (EN 10226-1) M
80 l
3D models
Tender text
CALEFFI, 259080. Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Diaphragm membrane. Conforms to EN standard 13831. Connection: R 1" (EN 10226-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 80 l.

Applications

Pipe Sizer Caleffi
Pipe Sizer Caleffi

This application allows for sizing and making calculations for pipes and conduits carrying water or air, respectively for hydraulic or aeraulic plants.