Series 556

Welded expansion vessel, for heating systems, EC certification.

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Drawings and specifications

Part number Connection Volume
2D drawings
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Welded expansion vessel, for heating systems, EC certification. Diaphragm membrane. Conformity to EN 13831 standard. Connection: R 3/4" (EN 10226-1) M. Maximum working pressure: 6 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 1,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 8 l.
2D drawings
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3D models
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Tender text
Welded expansion vessel, for heating systems, EC certification. Diaphragm membrane. Conformity to EN 13831 standard. Connection: R 3/4" (EN 10226-1) M. Maximum working pressure: 6 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 1,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 12 l.
2D drawings
Download
Download
3D models
Download
Tender text
Welded expansion vessel, for heating systems, EC certification. Diaphragm membrane. Conformity to EN 13831 standard. Connection: R 3/4" (EN 10226-1) M. Maximum working pressure: 6 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 1,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 18 l.
2D drawings
Download
Download
3D models
Download
Download
Tender text
Welded expansion vessel, for heating systems, EC certification. Diaphragm membrane. Conformity to EN 13831 standard. Connection: R 3/4" (EN 10226-1) M. Maximum working pressure: 6 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 1,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 25 l.

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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.